| Year |
Citation |
Score |
| 2020 |
Zeng FL, Ren ZY, Li Y, Zeng JY, Jia MW, Miao J, Hoffmann A, Zhang W, Wu YZ, Yuan Z. Intrinsic Mechanism for Anisotropic Magnetoresistance and Experimental Confirmation in Co_{x}Fe_{1-x} Single-Crystal Films. Physical Review Letters. 125: 097201. PMID 32915598 DOI: 10.1103/Physrevlett.125.097201 |
0.306 |
|
| 2020 |
Xiong Y, Li Y, Hammami M, Bidthanapally R, Sklenar J, Zhang X, Qu H, Srinivasan G, Pearson J, Hoffmann A, Novosad V, Zhang W. Probing magnon-magnon coupling in exchange coupled Y[Formula: see text]Fe[Formula: see text]O[Formula: see text]/Permalloy bilayers with magneto-optical effects. Scientific Reports. 10: 12548. PMID 32724049 DOI: 10.1038/S41598-020-69364-6 |
0.367 |
|
| 2020 |
Hoffmann A. Spin pumping gathers speed. Science (New York, N.Y.). 368: 135-136. PMID 32273457 DOI: 10.1126/Science.Aba8388 |
0.316 |
|
| 2020 |
Li Y, Cao W, Amin VP, Zhang Z, Gibbons J, Sklenar J, Pearson J, Haney PM, Stiles MD, Bailey WE, Novosad V, Hoffmann A, Zhang W. Coherent Spin Pumping in a Strongly Coupled Magnon-Magnon Hybrid System. Physical Review Letters. 124: 117202. PMID 32242705 DOI: 10.1103/Physrevlett.124.117202 |
0.76 |
|
| 2020 |
Holanda J, Saglam H, Karakas V, Zang Z, Li Y, Divan R, Liu Y, Ozatay O, Novosad V, Pearson JE, Hoffmann A. Magnetic Damping Modulation in IrMn_{3}/Ni_{80}Fe_{20} via the Magnetic Spin Hall Effect. Physical Review Letters. 124: 087204. PMID 32167348 DOI: 10.1103/Physrevlett.124.087204 |
0.74 |
|
| 2020 |
Ibaceta-Jaña J, Muydinov R, Rosado P, Mirhosseini H, Chugh M, Nazarenko O, Dirin DN, Heinrich D, Wagner MR, Kühne TD, Szyszka B, Kovalenko MV, Hoffmann A. Vibrational dynamics in lead halide hybrid perovskites investigated by Raman spectroscopy. Physical Chemistry Chemical Physics : Pccp. PMID 32100759 DOI: 10.1039/C9Cp06568G |
0.31 |
|
| 2020 |
Fiedler S, Lem LOLC, Ton-That C, Schleuning M, Hoffmann A, Phillips MR. Correlative Study of Enhanced Excitonic Emission in ZnO Coated with Al Nanoparticles using Electron and Laser Excitation. Scientific Reports. 10: 2553. PMID 32054905 DOI: 10.1038/S41598-020-59326-3 |
0.332 |
|
| 2020 |
Xiong Y, Li Y, Bidthanapally R, Sklenar J, Hammami M, Hall S, Zhang X, Li P, Pearson JE, Sebastian T, Srinivasan G, Hoffmann A, Qu H, Novosad V, Zhang W. Detecting phase-resolved magnetization dynamics by magneto-optic effects at 1550-nm wavelength Ieee Transactions On Magnetics. 1-1. DOI: 10.1109/Tmag.2020.3013063 |
0.305 |
|
| 2020 |
Lonsky M, Hoffmann A. Coupled skyrmion breathing modes in synthetic ferri- and antiferromagnets Physical Review B. 102. DOI: 10.1103/Physrevb.102.104403 |
0.383 |
|
| 2020 |
Kaffash MT, Bang W, Lendinez S, Hoffmann A, Ketterson JB, Jungfleisch MB. Control of spin dynamics in artificial honeycomb spin-ice-based nanodisks Physical Review B. 101: 174424. DOI: 10.1103/Physrevb.101.174424 |
0.383 |
|
| 2020 |
Bang W, Sturm J, Silvani R, Kaffash MT, Hoffmann A, Ketterson JB, Montoncello F, Jungfleisch MB. Influence of the Vertex Region on Spin Dynamics in Artificial Kagome Spin Ice Physical Review Applied. 14: 14079. DOI: 10.1103/Physrevapplied.14.014079 |
0.312 |
|
| 2020 |
Frankerl C, Nippert F, Gomez-Iglesias A, Hoffmann MP, Brandl C, Lugauer H, Zeisel R, Hoffmann A, Davies MJ. Origin of carrier localization in AlGaN-based quantum well structures and implications for efficiency droop Applied Physics Letters. 117: 102107. DOI: 10.1063/5.0018885 |
0.373 |
|
| 2020 |
Lendínez S, Polakovic T, Ding J, Jungfleisch MB, Pearson J, Hoffmann A, Novosad V. Temperature-dependent anisotropic magnetoresistance and spin-torque-driven vortex dynamics in a single microdisk Journal of Applied Physics. 127: 243904. DOI: 10.1063/5.0006557 |
0.387 |
|
| 2020 |
Hegde M, Mohammadbeigi F, Kure T, Kumar ES, Wagner MR, Hoffmann A, Watkins SP. Triple group-V donors in ZnO Journal of Applied Physics. 127: 75705. DOI: 10.1063/1.5144203 |
0.301 |
|
| 2020 |
Frankerl C, Nippert F, Hoffmann MP, Wang H, Brandl C, Lugauer H, Zeisel R, Hoffmann A, Davies MJ. Strongly localized carriers in Al-rich AlGaN/AlN single quantum wells grown on sapphire substrates Journal of Applied Physics. 127: 95701. DOI: 10.1063/1.5144152 |
0.358 |
|
| 2020 |
Frankerl C, Nippert F, Hoffmann MP, Brandl C, Lugauer H, Zeisel R, Hoffmann A, Davies MJ. Carrier Dynamics in Al‐Rich AlGaN/AlN Quantum Well Structures Governed by Carrier Localization Physica Status Solidi B-Basic Solid State Physics. 2000242. DOI: 10.1002/Pssb.202000242 |
0.303 |
|
| 2019 |
Li Y, Polakovic T, Wang YL, Xu J, Lendinez S, Zhang Z, Ding J, Khaire T, Saglam H, Divan R, Pearson J, Kwok WK, Xiao Z, Novosad V, Hoffmann A, et al. Strong Coupling between Magnons and Microwave Photons in On-Chip Ferromagnet-Superconductor Thin-Film Devices. Physical Review Letters. 123: 107701. PMID 31573284 DOI: 10.1103/Physrevlett.123.107701 |
0.363 |
|
| 2019 |
Li Y, Zeng F, Zhang SS, Shin H, Saglam H, Karakas V, Ozatay O, Pearson JE, Heinonen OG, Wu Y, Hoffmann A, Zhang W. Giant Anisotropy of Gilbert Damping in Epitaxial CoFe Films. Physical Review Letters. 122: 117203. PMID 30951326 DOI: 10.1103/Physrevlett.122.117203 |
0.734 |
|
| 2019 |
Li Y, Zeng F, Saglam H, Sklenar J, Pearson JE, Sebastian T, Wu Y, Hoffmann A, Zhang W. Optical Detection of Phase-Resolved Ferromagnetic Resonance in Epitaxial FeCo Thin Films Ieee Transactions On Magnetics. 55: 1-5. DOI: 10.1109/Tmag.2019.2893819 |
0.341 |
|
| 2019 |
Lim J, Bang W, Trossman J, Kreisel A, Jungfleisch MB, Hoffmann A, Tsai CC, Ketterson JB. Study of Surface Character of Micrometer-Scale Dipole-Exchange Spin Waves in an Yttrium Iron Garnet Film Ieee Transactions On Magnetics. 55: 8457497. DOI: 10.1109/Tmag.2018.2864917 |
0.356 |
|
| 2019 |
Sola A, Basso V, Kuepferling M, Pasquale M, ne Meier DC, Reiss G, Kuschel T, Kikkawa T, Uchida K, Saitoh E, Jin H, Watzman SJ, Boona S, Heremans J, Jungfleisch MB, ... ... Hoffmann A, et al. Spincaloritronic Measurements: A Round Robin Comparison of the Longitudinal Spin Seebeck Effect Ieee Transactions On Instrumentation and Measurement. 68: 1765-1773. DOI: 10.1109/Tim.2018.2882930 |
0.359 |
|
| 2019 |
Bang W, Montoncello F, Jungfleisch MB, Hoffmann A, Giovannini L, Ketterson JB. Angular-dependent spin dynamics of a triad of permalloy macrospins Physical Review B. 99: 14415. DOI: 10.1103/Physrevb.99.014415 |
0.33 |
|
| 2019 |
Wang Z, Zhang X, Xia J, Zhao L, Wu K, Yu G, Wang KL, Liu X, te Velthuis SGE, Hoffmann A, Zhou Y, Jiang W. Generation and Hall effect of skyrmions enabled using nonmagnetic point contacts Physical Review B. 100. DOI: 10.1103/Physrevb.100.184426 |
0.347 |
|
| 2019 |
Zhang Z, Vogel M, Jungfleisch MB, Hoffmann A, Nie Y, Novosad V. Tuning edge-localized spin waves in magnetic microstripes by proximate magnetic structures Physical Review B. 100. DOI: 10.1103/Physrevb.100.174434 |
0.359 |
|
| 2019 |
Zhang Z, Vogel M, Holanda J, Ding J, Jungfleisch MB, Li Y, Pearson JE, Divan R, Zhang W, Hoffmann A, Nie Y, Novosad V. Controlled interconversion of quantized spin wave modes via local magnetic fields Physical Review B. 100. DOI: 10.1103/Physrevb.100.014429 |
0.355 |
|
| 2019 |
Li Y, Saglam H, Zhang Z, Bidthanapally R, Xiong Y, Pearson JE, Novosad V, Qu H, Srinivasan G, Hoffmann A, Zhang W. Simultaneous Optical and Electrical Spin-Torque Magnetometry with Phase-Sensitive Detection of Spin Precession Physical Review Applied. 11: 34047. DOI: 10.1103/Physrevapplied.11.034047 |
0.367 |
|
| 2019 |
Zhang Z, Vogel M, Holanda J, Jungfleisch MB, Liu C, Li Y, Pearson JE, Divan R, Zhang W, Hoffmann A, Nie Y, Novosad V. Spin-wave frequency division multiplexing in an yttrium iron garnet microstripe magnetized by inhomogeneous field Applied Physics Letters. 115: 232402. DOI: 10.1063/1.5127881 |
0.34 |
|
| 2019 |
Lim J, Bang W, Trossman J, Amanov D, Tsai CC, Jungfleisch MB, Hoffmann A, Ketterson JB. Magnetostatic spin-waves in an yttrium iron garnet thin film: Comparison between theory and experiment for arbitrary field directions Journal of Applied Physics. 126: 243906. DOI: 10.1063/1.5127529 |
0.34 |
|
| 2019 |
Bang W, Montoncello F, Kaffash MT, Hoffmann A, Ketterson JB, Jungfleisch MB. Ferromagnetic resonance spectra of permalloy nano-ellipses as building blocks for complex magnonic lattices Journal of Applied Physics. 126: 203902. DOI: 10.1063/1.5126679 |
0.366 |
|
| 2019 |
Frankerl C, Hoffmann MP, Nippert F, Wang H, Brandl C, Tillner N, Lugauer H, Zeisel R, Hoffmann A, Davies MJ. Challenges for reliable internal quantum efficiency determination in AlGaN-based multi-quantum-well structures posed by carrier transport effects and morphology issues Journal of Applied Physics. 126: 75703. DOI: 10.1063/1.5100498 |
0.345 |
|
| 2019 |
Hong D, Liu C, Pearson JE, Hoffmann A, Fong DD, Bhattacharya A. Spin Seebeck effect in insulating SrFeO3−δ films Applied Physics Letters. 114: 242403. DOI: 10.1063/1.5097422 |
0.39 |
|
| 2018 |
Jungfleisch MB, Zhang Q, Zhang W, Pearson JE, Schaller RD, Wen H, Hoffmann A. Control of Terahertz Emission by Ultrafast Spin-Charge Current Conversion at Rashba Interfaces. Physical Review Letters. 120: 207207. PMID 29864340 DOI: 10.1103/Physrevlett.120.207207 |
0.357 |
|
| 2018 |
Liu T, Li Y, Gu L, Ding J, Chang H, Janantha PAP, Kalinikos B, Novosad V, Hoffmann A, Wu R, Chien CL, Wu M. Nontrivial Nature and Penetration Depth of Topological Surface States in SmB_{6} Thin Films. Physical Review Letters. 120: 207206. PMID 29864320 DOI: 10.1103/Physrevlett.120.207206 |
0.396 |
|
| 2018 |
Müßener J, Greif LAT, Kalinowski S, Callsen G, Hille P, Schörmann J, Wagner MR, Schliwa A, Martí-Sánchez S, Arbiol J, Hoffmann A, Eickhoff M. Optical emission of GaN/AlN quantum-wires - the role of charge transfer from a nanowire template. Nanoscale. PMID 29528065 DOI: 10.1039/C7Nr08057C |
0.345 |
|
| 2018 |
Jagsch ST, Triviño NV, Lohof F, Callsen G, Kalinowski S, Rousseau IM, Barzel R, Carlin JF, Jahnke F, Butté R, Gies C, Hoffmann A, Grandjean N, Reitzenstein S. A quantum optical study of thresholdless lasing features in high-β nitride nanobeam cavities. Nature Communications. 9: 564. PMID 29422492 DOI: 10.1038/S41467-018-02999-2 |
0.344 |
|
| 2018 |
Saglam H, Rojas-Sanchez JC, Petit S, Hehn M, Zhang W, Pearson JE, Mangin S, Hoffmann A. Independence of spin-orbit torques from the exchange bias direction in N i 81 F e 19 / IrMn bilayers Physical Review B. 98: 94407. DOI: 10.1103/Physrevb.98.094407 |
0.357 |
|
| 2018 |
Montoncello F, Giovannini L, Bang W, Ketterson JB, Jungfleisch MB, Hoffmann A, Farmer BW, Long LED. Mutual influence between macrospin reversal order and spin-wave dynamics in isolated artificial spin-ice vertices Physical Review B. 97: 14421. DOI: 10.1103/Physrevb.97.014421 |
0.313 |
|
| 2018 |
Nippert F, Mazraehno MT, Davies MJ, Hoffmann MP, Lugauer H, Kure T, Kneissl M, Hoffmann A, Wagner MR. Auger recombination in AlGaN quantum wells for UV light-emitting diodes Applied Physics Letters. 113: 71107. DOI: 10.1063/1.5044383 |
0.34 |
|
| 2018 |
Bang W, Montoncello F, Hoffmann A, Giovannini L, Ketterson JB. Thickness dependence of spin wave dynamics in three-fold nano-ellipse clusters Aip Advances. 8: 101502. DOI: 10.1063/1.5043097 |
0.33 |
|
| 2018 |
Wang S, Ding J, Guan X, Jungfleisch MB, Zhang Z, Wang X, Gu W, Zhu Y, Pearson JE, Cheng X, Hoffmann A, Miao X. Linear and nonlinear spin-wave dynamics in ultralow-damping microstructured Co2FeAl Heusler waveguide Applied Physics Letters. 113: 232404. DOI: 10.1063/1.5038836 |
0.31 |
|
| 2018 |
Polakovic T, Lendinez S, Pearson JE, Hoffmann A, Yefremenko V, Chang CL, Armstrong W, Hafidi K, Karapetrov G, Novosad V. Room temperature deposition of superconducting niobium nitride films by ion beam assisted sputtering Apl Materials. 6: 76107. DOI: 10.1063/1.5031904 |
0.318 |
|
| 2018 |
Bang W, Lim J, Trossman J, Amanov D, Jungfleisch MB, Hoffmann A, Ketterson JB. Measurements of long-wavelength spin waves for the magnetic field in the Damon-Eshbach, backward-volume and forward-volume geometries of an yttrium iron garnet film Journal of Applied Physics. 123: 123902. DOI: 10.1063/1.5019752 |
0.339 |
|
| 2018 |
Bang W, Jungfleisch MB, Montoncello F, Farmer BW, Lapa PN, Hoffmann A, Giovannini L, Long LED, Ketterson JB. Coupled macrospins: Mode dynamics in symmetric and asymmetric vertices Aip Advances. 8: 56020. DOI: 10.1063/1.5007281 |
0.352 |
|
| 2018 |
Bang W, Jungfleisch MB, Lim J, Trossman J, Tsai CC, Hoffmann A, Ketterson JB. Excitation of the three principal spin waves in yttrium iron garnet using a wavelength-specific multi-element antenna Aip Advances. 8: 56015. DOI: 10.1063/1.5007101 |
0.347 |
|
| 2018 |
Schlichting S, Hönig GMO, Müßener J, Hille P, Grieb T, Westerkamp S, Teubert J, Schörmann J, Wagner MR, Rosenauer A, Eickhoff M, Hoffmann A, Callsen G. Suppression of the quantum-confined Stark effect in polar nitride heterostructures Communications in Physics. 1: 48. DOI: 10.1038/S42005-018-0044-1 |
0.357 |
|
| 2018 |
Nenstiel C, Callsen G, Nippert F, Kure T, Schlichting S, Jankowski N, Hoffmann MP, Dadgar A, Fritze S, Krost A, Wagner MR, Hoffmann A, Bechstedt F. Electronic excitations stabilized by a degenerate electron gas in semiconductors Communications in Physics. 1: 38. DOI: 10.1038/S42005-018-0033-4 |
0.314 |
|
| 2018 |
Jungfleisch MB, Hoffmann A. A new twist on phonons Nature Physics. 14: 433-434. DOI: 10.1038/S41567-018-0104-1 |
0.331 |
|
| 2018 |
Železný J, Wadley P, Olejník K, Hoffmann A, Ohno H. Spin transport and spin torque in antiferromagnetic devices Nature Physics. 14: 220-228. DOI: 10.1038/S41567-018-0062-7 |
0.349 |
|
| 2018 |
Jungfleisch MB, Zhang W, Hoffmann A. Perspectives of antiferromagnetic spintronics Physics Letters A. 382: 865-871. DOI: 10.1016/J.Physleta.2018.01.008 |
0.382 |
|
| 2017 |
Poliani E, Wagner MR, Vierck A, Herziger F, Nenstiel C, Gannott F, Schweiger M, Fritze S, Dadgar A, Zaumseil J, Krost A, Hoffmann A, Maultzsch J. Breakdown of Far-Field Raman Selection Rules by Light-Plasmon Coupling Demonstrated by Tip-Enhanced Raman Scattering. The Journal of Physical Chemistry Letters. PMID 29064705 DOI: 10.1021/Acs.Jpclett.7B02505 |
0.324 |
|
| 2017 |
Hellman F, Hoffmann A, Tserkovnyak Y, Beach GSD, Fullerton EE, Leighton C, MacDonald AH, Ralph DC, Arena DA, Dürr HA, Fischer P, Grollier J, Heremans JP, Jungwirth T, Kimel AV, et al. Interface-Induced Phenomena in Magnetism. Reviews of Modern Physics. 89. PMID 28890576 DOI: 10.1103/Revmodphys.89.025006 |
0.595 |
|
| 2017 |
Choi S, Rogers DJ, Sandana EV, Bove P, Teherani FH, Nenstiel C, Hoffmann A, McClintock R, Razeghi M, Look D, Gentle A, Phillips MR, Ton-That C. Radiative recombination of confined electrons at the MgZnO/ZnO heterojunction interface. Scientific Reports. 7: 7457. PMID 28784987 DOI: 10.1038/S41598-017-07568-Z |
0.365 |
|
| 2017 |
Jungfleisch MB, Ding J, Zhang W, Jiang W, Pearson JE, Novosad V, Hoffmann A. Insulating Nanomagnets Driven by Spin Torque. Nano Letters. 17: 8-14. PMID 28073261 DOI: 10.1021/Acs.Nanolett.6B02794 |
0.426 |
|
| 2017 |
Wagner MR, Reparaz JS, Callsen G, Nippert F, Kure T, Hoffmann A, Hugues M, Teysseire M, Damilano B, Chauveau J. Phononic properties of superlattices and multi quantum well heterostructures (Conference Presentation) Proceedings of Spie. 10105. DOI: 10.1117/12.2253653 |
0.353 |
|
| 2017 |
Bertram F, Müller M, Veit P, Nenstiel C, Callsen G, Mohajerani M, Hartmann J, Zhou H, Wehmann H, Hoffmann A, Waag A, Christen JH. Direct comparison of structural and optical properties of a nitride-based core-shell microrod LED by means of highly spatially-resolved cathodoluminescence and μ-Raman(Conference Presentation) Proceedings of Spie. 10104. DOI: 10.1117/12.2251748 |
0.363 |
|
| 2017 |
Fang C, Wan CH, Yang BS, Qin JY, Tao BS, Wu H, Zhang X, Han XF, Hoffmann A, Liu XM, Jin ZM. Determination of spin relaxation times in heavy metals via second-harmonic spin injection magnetoresistance Physical Review B. 96: 134421. DOI: 10.1103/Physrevb.96.134421 |
0.352 |
|
| 2017 |
Lapa PN, Ding J, Pearson JE, Novosad V, Jiang JS, Hoffmann A. Magnetization reversal in Py/Gd heterostructures Physical Review B. 96: 24418. DOI: 10.1103/Physrevb.96.024418 |
0.37 |
|
| 2017 |
Sklenar J, Zhang W, Jungfleisch MB, Saglam H, Grudichak S, Jiang W, Pearson JE, Ketterson JB, Hoffmann A. Unidirectional spin-torque driven magnetization dynamics Physical Review B. 95: 224431. DOI: 10.1103/Physrevb.95.224431 |
0.362 |
|
| 2017 |
Lapa PN, Roshchin IV, Ding J, Pearson JE, Novosad V, Jiang JS, Hoffmann A. Magnetoresistive detection of strongly pinned uncompensated magnetization in antiferromagnetic FeMn Physical Review B. 95: 20409. DOI: 10.1103/Physrevb.95.020409 |
0.367 |
|
| 2017 |
Jungfleisch MB, Sklenar J, Ding J, Park J, Pearson JE, Novosad V, Schiffer P, Hoffmann A. High-Frequency Dynamics Modulated by Collective Magnetization Reversal in Artificial Spin Ice Physical Review Applied. 8: 64026. DOI: 10.1103/Physrevapplied.8.064026 |
0.376 |
|
| 2017 |
Mohammadbeigi F, Kure T, Callsen G, Kumar ES, Wagner MR, Hoffmann A, Watkins SP. Influence of carbon doping and hydrogen co-doping on acceptor related optical transitions in ZnO nanowires Semiconductor Science and Technology. 32: 45017. DOI: 10.1088/1361-6641/Aa600E |
0.306 |
|
| 2017 |
Jiang W, Chen G, Liu K, Zang J, Velthuis SGEt, Hoffmann A. Skyrmions in magnetic multilayers Physics Reports. 704: 1-49. DOI: 10.1016/J.Physrep.2017.08.001 |
0.37 |
|
| 2017 |
Siche D, Zwierz R, Kachel K, Jankowski N, Nenstiel C, Callsen G, Bickermann M, Hoffmann A. Carbon doped GaN layers grown by Pseudo‐Halide Vapour Phase Epitaxy Crystal Research and Technology. 52: 1600364. DOI: 10.1002/Crat.201600364 |
0.304 |
|
| 2016 |
Li P, Liu T, Chang H, Kalitsov A, Zhang W, Csaba G, Li W, Richardson D, DeMann A, Rimal G, Dey H, Jiang JS, Porod W, Field SB, Tang J, ... ... Hoffmann A, et al. Spin-orbit torque-assisted switching in magnetic insulator thin films with perpendicular magnetic anisotropy. Nature Communications. 7: 12688. PMID 27581060 DOI: 10.1038/Ncomms12688 |
0.364 |
|
| 2016 |
Ding J, Lapa P, Jain S, Khaire T, Lendinez S, Zhang W, Jungfleisch MB, Posada CM, Yefremenko VG, Pearson JE, Hoffmann A, Novosad V. Spin Vortex Resonance in Non-planar Ferromagnetic Dots. Scientific Reports. 6: 25196. PMID 27143405 DOI: 10.1038/Srep25196 |
0.393 |
|
| 2016 |
Wu SM, Zhang W, Kc A, Borisov P, Pearson JE, Jiang JS, Lederman D, Hoffmann A, Bhattacharya A. Antiferromagnetic Spin Seebeck Effect. Physical Review Letters. 116: 097204. PMID 26991198 DOI: 10.1103/Physrevlett.116.097204 |
0.397 |
|
| 2016 |
Jungfleisch MB, Zhang W, Sklenar J, Ding J, Jiang W, Chang H, Fradin FY, Pearson JE, Ketterson JB, Novosad V, Wu M, Hoffmann A. Large Spin-Wave Bullet in a Ferrimagnetic Insulator Driven by the Spin Hall Effect. Physical Review Letters. 116: 057601. PMID 26894733 DOI: 10.1103/Physrevlett.116.057601 |
0.391 |
|
| 2016 |
Wecker T, Callsen G, Hoffmann A, Reuter D, As DJ. Photoluminescence excitation spectroscopy of excited states of an asymmetric cubic GaN/Al0.25Ga0.75N double quantum well grown by molecular beam epitaxy Japanese Journal of Applied Physics. 55. DOI: 10.7567/Jjap.55.05Fg01 |
0.343 |
|
| 2016 |
Seidlitz D, Fali A, Kankanamge ISM, Alden D, Collazo R, Hoffmann A, Dietz N, Abate Y. Infrared nanoscopy of In-rich InGaN epilayers(Conference Presentation) Proceedings of Spie. 9954: 995408. DOI: 10.1117/12.2238043 |
0.33 |
|
| 2016 |
Mohajerani MS, Khachadorian S, Nenstiel C, Schimpke T, Avramescu A, Strassburg M, Hoffmann A, Waag A. Estimation of free carrier concentrations in high-quality heavily doped GaN:Si micro-rods by photoluminescence and Raman spectroscopy Proceedings of Spie. 9768: 976803. DOI: 10.1117/12.2212890 |
0.354 |
|
| 2016 |
Saglam H, Zhang W, Jungfleisch MB, Sklenar J, Pearson JE, Ketterson JB, Hoffmann A. Spin transport through the metallic antiferromagnet FeMn Physical Review B. 94: 140412. DOI: 10.1103/Physrevb.94.140412 |
0.363 |
|
| 2016 |
Vlaminck V, Yánez W, Hoffman J, Hoffmann A, Niebieskikwiat D. Tailoring transport properties of phase-separated manganite films with ordered magnetic nanostructures Physical Review B - Condensed Matter and Materials Physics. 94. DOI: 10.1103/Physrevb.94.064404 |
0.369 |
|
| 2016 |
Jungfleisch MB, Zhang W, Sklenar J, Jiang W, Pearson JE, Ketterson JB, Hoffmann A. Interface-driven spin-torque ferromagnetic resonance by Rashba coupling at the interface between nonmagnetic materials Physical Review B - Condensed Matter and Materials Physics. 93. DOI: 10.1103/Physrevb.93.224419 |
0.382 |
|
| 2016 |
Jungfleisch MB, Zhang W, Iacocca E, Sklenar J, Ding J, Jiang W, Zhang S, Pearson JE, Novosad V, Ketterson JB, Heinonen O, Hoffmann A. Dynamic response of an artificial square spin ice Physical Review B - Condensed Matter and Materials Physics. 93. DOI: 10.1103/Physrevb.93.100401 |
0.386 |
|
| 2016 |
Heinonen O, Jiang W, Somaily H, Te Velthuis SGE, Hoffmann A. Generation of magnetic skyrmion bubbles by inhomogeneous spin Hall currents Physical Review B - Condensed Matter and Materials Physics. 93. DOI: 10.1103/Physrevb.93.094407 |
0.389 |
|
| 2016 |
Sklenar J, Zhang W, Jungfleisch MB, Jiang W, Saglam H, Pearson JE, Ketterson JB, Hoffmann A. Perspective: Interface generation of spin-orbit torques Journal of Applied Physics. 120: 180901. DOI: 10.1063/1.4967391 |
0.36 |
|
| 2016 |
Nippert F, Karpov SY, Callsen G, Galler B, Kure T, Nenstiel C, Wagner MR, Straßburg M, Lugauer H, Hoffmann A. Temperature-dependent recombination coefficients in InGaN light-emitting diodes: Hole localization, Auger processes, and the green gap Applied Physics Letters. 109: 161103. DOI: 10.1063/1.4965298 |
0.34 |
|
| 2016 |
Freytag S, Feneberg M, Berger C, Bläsing J, Dadgar A, Callsen G, Nippert F, Hoffmann A, Bokov PY, Goldhahn R. Unintentional indium incorporation into barriers of InGaN/GaN multiple quantum wells studied by photoreflectance and photoluminescence excitation spectroscopy Journal of Applied Physics. 120: 15703. DOI: 10.1063/1.4955426 |
0.365 |
|
| 2016 |
Nippert F, Nirschl A, Schulz T, Callsen G, Pietzonka I, Westerkamp S, Kure T, Nenstiel C, Strassburg M, Albrecht M, Hoffmann A. Polarization-induced confinement of continuous hole-states in highly pumped, industrial-grade, green InGaN quantum wells Journal of Applied Physics. 119: 215707. DOI: 10.1063/1.4953254 |
0.379 |
|
| 2016 |
Sklenar J, Zhang W, Jungfleisch MB, Jiang W, Saglam H, Pearson JE, Ketterson JB, Hoffmann A. Spin Hall effects in metallic antiferromagnets – perspectives for future spin-orbitronics Aip Advances. 6: 55603. DOI: 10.1063/1.4943758 |
0.371 |
|
| 2016 |
Jiang W, Zhang W, Yu G, Jungfleisch MB, Upadhyaya P, Somaily H, Pearson JE, Tserkovnyak Y, Wang KL, Heinonen O, Te Velthuis SGE, Hoffmann A. Mobile Néel skyrmions at room temperature: Status and future Aip Advances. 6. DOI: 10.1063/1.4943757 |
0.376 |
|
| 2016 |
Lapa PN, Khaire T, Ding J, Pearson JE, Novosad V, Hoffmann A, Jiang JS. Spin valve with non-collinear magnetization configuration imprinted by a static magnetic field Aip Advances. 6. DOI: 10.1063/1.4943154 |
0.361 |
|
| 2016 |
Mohajerani MS, Khachadorian S, Schimpke T, Nenstiel C, Hartmann J, Ledig J, Avramescu A, Strassburg M, Hoffmann A, Waag A. Evaluation of local free carrier concentrations in individual heavily-doped GaN:Si micro-rods by micro-Raman spectroscopy Applied Physics Letters. 108: 091112. DOI: 10.1063/1.4943079 |
0.31 |
|
| 2016 |
Ding J, Jain S, Lapa PN, Khaire T, Lendinez S, Posada CM, Zhang W, Pearson JE, Hoffmann A, Novosad V. Gyrotropic frequency control in ferromagnetic dots using a nanoscale vortex barrier Aip Advances. 6: 056102. DOI: 10.1063/1.4942794 |
0.325 |
|
| 2016 |
Khachadorian S, Gillen R, Ton-That C, Zhu L, Maultzsch J, Phillips MR, Hoffmann A. Revealing the origin of high-energy Raman local mode in nitrogen doped ZnO nanowires Physica Status Solidi - Rapid Research Letters. DOI: 10.1002/Pssr.201510405 |
0.305 |
|
| 2016 |
Güell F, Martínez-Alanis PR, Khachadorian S, Rubio-García J, Franke A, Hoffmann A, Santana G. Raman and photoluminescence properties of ZnO nanowires grown by a catalyst-free vapor-transport process using ZnO nanoparticle seeds Physica Status Solidi (B) Basic Research. DOI: 10.1002/Pssb.201552651 |
0.323 |
|
| 2015 |
Li S, Zhang W, Ding J, Pearson JE, Novosad V, Hoffmann A. Epitaxial patterning of nanometer-thick Y3Fe5O12 films with low magnetic damping. Nanoscale. PMID 26616641 DOI: 10.1039/C5Nr06808H |
0.397 |
|
| 2015 |
Jiang W, Upadhyaya P, Zhang W, Yu G, Jungfleisch MB, Fradin FY, Pearson JE, Tserkovnyak Y, Wang KL, Heinonen O, te Velthuis SG, Hoffmann A. Magnetism. Blowing magnetic skyrmion bubbles. Science (New York, N.Y.). 349: 283-6. PMID 26067256 DOI: 10.1126/Science.Aaa1442 |
0.356 |
|
| 2015 |
Gilbert DA, Ye L, Varea A, Agramunt-Puig S, Del Valle N, Navau C, López-Barbera JF, Buchanan KS, Hoffmann A, Sánchez A, Sort J, Liu K, Nogués J. A new reversal mode in exchange coupled antiferromagnetic/ferromagnetic disks: distorted viscous vortex. Nanoscale. 7: 9878-85. PMID 25965577 DOI: 10.1039/C5Nr01856K |
0.373 |
|
| 2015 |
Jungfleisch MB, Zhang W, Jiang W, Hoffmann A. New Pathways Towards Efficient Metallic Spin Hall Spintronics Arxiv: Mesoscale and Nanoscale Physics. 5: 1530005. DOI: 10.1142/S2010324715300054 |
0.369 |
|
| 2015 |
Ledentsov NN, Shchukin VA, Lyytikäinen J, Okhotnikov O, Cherkashin NA, Shernyakov YM, Payusov AS, Gordeev NY, Maximov MV, Schlichting S, Nippert F, Hoffmann A. Green (In,Ga,Al)P-GaP light-emitting diodes grown on high-index GaAs surfaces Proceedings of Spie - the International Society For Optical Engineering. 9383. DOI: 10.1117/12.2083953 |
0.326 |
|
| 2015 |
Callsen G, Pahn GMO, Kalinowski S, Kindel C, Settke J, Brunnmeier J, Nenstiel C, Kure T, Nippert F, Schliwa A, Hoffmann A, Markurt T, Schulz T, Albrecht M, Kako S, et al. Analysis of the exciton-LO-phonon coupling in single wurtzite GaN quantum dots Physical Review B - Condensed Matter and Materials Physics. 92. DOI: 10.1103/Physrevb.92.235439 |
0.339 |
|
| 2015 |
Zhang W, Jungfleisch MB, Freimuth F, Jiang W, Sklenar J, Pearson JE, Ketterson JB, Mokrousov Y, Hoffmann A. All-electrical manipulation of magnetization dynamics in a ferromagnet by antiferromagnets with anisotropic spin Hall effects Physical Review B - Condensed Matter and Materials Physics. 92. DOI: 10.1103/Physrevb.92.144405 |
0.376 |
|
| 2015 |
Zhang W, Jungfleisch MB, Jiang W, Liu Y, Pearson JE, Velthuis SGET, Hoffmann A, Freimuth F, Mokrousov Y. Reduced spin-Hall effects from magnetic proximity Physical Review B - Condensed Matter and Materials Physics. 91. DOI: 10.1103/Physrevb.91.115316 |
0.353 |
|
| 2015 |
Schmidt G, Berger C, Veit P, Metzner S, Bertram F, Bläsing J, Dadgar A, Strittmatter A, Christen J, Callsen G, Kalinowski S, Hoffmann A. Direct evidence of single quantum dot emission from GaN islands formed at threading dislocations using nanoscale cathodoluminescence: A source of single photons in the ultraviolet Applied Physics Letters. 106. DOI: 10.1063/1.4922919 |
0.346 |
|
| 2015 |
Wu SM, Fradin FY, Hoffman J, Hoffmann A, Bhattacharya A. Spin Seebeck devices using local on-chip heating Journal of Applied Physics. 117. DOI: 10.1063/1.4916188 |
0.357 |
|
| 2015 |
Jungfleisch MB, Zhang W, Jiang W, Chang H, Sklenar J, Wu SM, Pearson JE, Bhattacharya A, Ketterson JB, Wu M, Hoffmann A. Spin waves in micro-structured yttrium iron garnet nanometer-thick films Journal of Applied Physics. 117. DOI: 10.1063/1.4916027 |
0.347 |
|
| 2015 |
Zhang W, Jungfleisch MB, Jiang W, Sklenar J, Fradin FY, Pearson JE, Ketterson JB, Hoffmann A. Spin pumping and inverse spin Hall effects - Insights for future spin-orbitronics (invited) Journal of Applied Physics. 117. DOI: 10.1063/1.4913887 |
0.352 |
|
| 2015 |
Anantachaisilp S, Smith SM, Ton-That C, Pornsuwan S, Moon AR, Nenstiel C, Hoffmann A, Phillips MR. Nature of red luminescence in oxygen treated hydrothermally grown zinc oxide nanorods Journal of Luminescence. 168: 20-25. DOI: 10.1016/J.Jlumin.2015.07.025 |
0.343 |
|
| 2015 |
Nenstiel C, Bügler M, Callsen G, Nippert F, Kure T, Fritze S, Dadgar A, Witte H, Bläsing J, Krost A, Hoffmann A. Germanium - The superior dopant in n-type GaN Physica Status Solidi - Rapid Research Letters. 9: 716-721. DOI: 10.1002/Pssr.201510278 |
0.328 |
|
| 2015 |
Bellmann K, Tabataba-Vakili F, Wernicke T, Strittmatter A, Callsen G, Hoffmann A, Kneissl M. Desorption induced GaN quantum dots on (0001) AlN by MOVPE Physica Status Solidi-Rapid Research Letters. 9: 526-529. DOI: 10.1002/Pssr.201510217 |
0.344 |
|
| 2015 |
Khachadorian S, Gillen R, Choi S, Ton-That C, Kliem A, Maultzsch J, Phillips MR, Hoffmann A. Effects of annealing on optical and structural properties of zinc oxide nanocrystals Physica Status Solidi B-Basic Solid State Physics. 252: 2620-2625. DOI: 10.1002/Pssb.201552453 |
0.319 |
|
| 2014 |
Hönig G, Callsen G, Schliwa A, Kalinowski S, Kindel C, Kako S, Arakawa Y, Bimberg D, Hoffmann A. Manifestation of unconventional biexciton states in quantum dots. Nature Communications. 5: 5721. PMID 25514472 DOI: 10.1038/Ncomms6721 |
0.335 |
|
| 2014 |
Zhang W, Jungfleisch MB, Jiang W, Pearson JE, Hoffmann A, Freimuth F, Mokrousov Y. Spin Hall effects in metallic antiferromagnets. Physical Review Letters. 113: 196602. PMID 25415914 DOI: 10.1103/Physrevlett.113.196602 |
0.362 |
|
| 2014 |
Das S, Zhang W, Demarteau M, Hoffmann A, Dubey M, Roelofs A. Tunable transport gap in phosphorene. Nano Letters. 14: 5733-9. PMID 25111042 DOI: 10.1021/Nl5025535 |
0.322 |
|
| 2014 |
Vogt K, Fradin FY, Pearson JE, Sebastian T, Bader SD, Hillebrands B, Hoffmann A, Schultheiss H. Realization of a spin-wave multiplexer. Nature Communications. 5: 3727. PMID 24759754 DOI: 10.1038/Ncomms4727 |
0.323 |
|
| 2014 |
Hoffmann A, Zhang W, Vlaminck V, Pearson JE, Bader SD, Divan R, Bai L, Hyde P, Gui Y, Hu C. Insight about spin Hall effects from spin pumping (presentation video) Proceedings of Spie. 9167. DOI: 10.1117/12.2064654 |
0.354 |
|
| 2014 |
Ton-That C, Lem LLC, Phillips MR, Reisdorffer F, Mevellec J, Nguyen TP, Nenstiel C, Hoffmann A. Shallow carrier traps in hydrothermal ZnO crystals New Journal of Physics. 16. DOI: 10.1088/1367-2630/16/8/083040 |
0.336 |
|
| 2014 |
Schulz T, Nirschl A, Drechsel P, Nippert F, Markurt T, Albrecht M, Hoffmann A. Recombination dynamics in InxGa1−xN quantum wells—Contribution of excited subband recombination to carrier leakage Applied Physics Letters. 105: 181109. DOI: 10.1063/1.4901256 |
0.335 |
|
| 2014 |
Ledentsov NN, Shchukin VA, Lyytikäinen J, Okhotnikov O, Shernyakov YM, Payusov AS, Gordeev NY, Maximov MV, Schlichting S, Nippert F, Hoffmann A. Green (In,Ga,Al)P-GaP light-emitting diodes grown on high-index GaAs surfaces Applied Physics Letters. 105: 181902. DOI: 10.1063/1.4900938 |
0.319 |
|
| 2014 |
Lizandara-Pueyo C, Dilger S, Wagner MR, Gerigk M, Hoffmann A, Polarz S. Li-doped ZnO nanorods with single-crystal quality – non-classical crystallization and self-assembly into mesoporous materials Crystengcomm. 16: 1525-1531. DOI: 10.1039/C3Ce41670D |
0.31 |
|
| 2014 |
Arnache O, Campillo G, Hoffmann A. Study of critical exponents in doped La 2/3 Ca 1/3 Mn 1-y Fe y O 3 ( y = 0, 0.03) manganite films Applied Physics A. 117: 937-943. DOI: 10.1007/S00339-014-8477-1 |
0.332 |
|
| 2014 |
Kindel C, Callsen G, Kako S, Kawano T, Oishi H, Hönig G, Schliwa A, Hoffmann A, Arakawa Y. Spectral diffusion in nitride quantum dots: Emission energy dependent linewidths broadening via giant built‐in dipole moments Physica Status Solidi-Rapid Research Letters. 8: 408-413. DOI: 10.1002/Pssr.201409096 |
0.357 |
|
| 2014 |
Bürger M, Callsen G, Kure T, Hoffmann A, Pawlis A, Reuter D, As DJ. Non-polar GaN quantum dots integrated into high quality cubic AlN microdisks Physica Status Solidi (C). 11: 790-793. DOI: 10.1002/Pssc.201300411 |
0.354 |
|
| 2014 |
Kirste R, Mita S, Hoffmann MP, Hussey L, Guo W, Bryan I, Bryan Z, Tweedie J, Gerhold M, Hoffmann A, Collazo R, Sitar Z. Properties of AlN based lateral polarity structures Physica Status Solidi (C). 11: 261-264. DOI: 10.1002/Pssc.201300287 |
0.312 |
|
| 2013 |
Sun Y, Chang H, Kabatek M, Song YY, Wang Z, Jantz M, Schneider W, Wu M, Montoya E, Kardasz B, Heinrich B, te Velthuis SG, Schultheiss H, Hoffmann A. Damping in yttrium iron garnet nanoscale films capped by platinum. Physical Review Letters. 111: 106601. PMID 25166689 DOI: 10.1103/Physrevlett.111.106601 |
0.352 |
|
| 2013 |
Poliani E, Wagner MR, Reparaz JS, Mandl M, Strassburg M, Kong X, Trampert A, Torres CMS, Hoffmann A, Maultzsch J. Nanoscale Imaging of InN Segregation and Polymorphism in Single Vertically Aligned InGaN/GaN Multi Quantum Well Nanorods by Tip-Enhanced Raman Scattering Nano Letters. 13: 3205-3212. PMID 23795596 DOI: 10.1021/Nl401277Y |
0.339 |
|
| 2013 |
Corrêa MA, Escobar VM, Trigueiro-Neto O, Bohn F, Sossmeier KD, Bezerra CG, Chesman C, Pearson J, Hoffmann A. Magnetization Dynamics Through Magnetoimpedance Effect in Isotropic Co2FeAl/Au/Co2FeAl Full-Heusler Alloy Trilayer Films Applied Physics Express. 6: 93001. DOI: 10.7567/Apex.6.093001 |
0.313 |
|
| 2013 |
Yerchak Y, Slepyan GY, Maksimenko SA, Hoffmann A, Bass FG. Array of tunneling-coupled quantum dots as a terahertz range quantum nanoantenna Journal of Nanophotonics. 7: 73085-73085. DOI: 10.1117/1.Jnp.7.073085 |
0.3 |
|
| 2013 |
Hoffmann A. Spin Hall Effects in Metals Ieee Transactions On Magnetics. 49: 5172-5193. DOI: 10.1109/Tmag.2013.2262947 |
0.356 |
|
| 2013 |
Gomez ME, Campillo GE, Diez S, Hoffmann A, Lopera W. Influence of the Thickness of the Ferro- and Antiferromagnetic Phases on Magnetic Properties in Epitaxial Heterostructures Based on Exchange Biased La-Ca-Mn-O System Ieee Transactions On Magnetics. 49: 4576-4581. DOI: 10.1109/Tmag.2013.2257711 |
0.371 |
|
| 2013 |
Wagner MR, Callsen G, Reparaz JS, Kirste R, Hoffmann A, Rodina AV, Schleife A, Bechstedt F, Phillips MR. Effects of strain on the valence band structure and exciton-polariton energies in ZnO Physical Review B. 88: 235210. DOI: 10.1103/Physrevb.88.235210 |
0.335 |
|
| 2013 |
Vlaminck V, Pearson JE, Bader SD, Hoffmann A. Dependence of spin-pumping spin Hall effect measurements on layer thicknesses and stacking order Physical Review B - Condensed Matter and Materials Physics. 88. DOI: 10.1103/Physrevb.88.064414 |
0.37 |
|
| 2013 |
Hönig G, Rodt S, Callsen G, Ostapenko IA, Kure T, Schliwa A, Kindel C, Bimberg D, Hoffmann A, Kako S, Arakawa Y. Identification of electric dipole moments of excitonic complexes in nitride-based quantum dots Physical Review B. 88: 45309. DOI: 10.1103/Physrevb.88.045309 |
0.31 |
|
| 2013 |
Switaiski T, Woggon U, Alden Angeles DE, Hoffmann A, Schulze JH, Germann TD, Strittmatter A, Pohl UW. Carrier dynamics in InAs/GaAs submonolayer stacks coupled to Stranski-Krastanov quantum dots Physical Review B - Condensed Matter and Materials Physics. 88. DOI: 10.1103/Physrevb.88.035314 |
0.356 |
|
| 2013 |
Kirste R, Hoffmann MP, Sachet E, Bobea M, Bryan Z, Bryan I, Nenstiel C, Hoffmann A, Maria JP, Collazo R, Sitar Z. Ge doped GaN with controllable high carrier concentration for plasmonic applications Applied Physics Letters. 103. DOI: 10.1063/1.4848555 |
0.325 |
|
| 2013 |
Zhang W, Vlaminck V, Pearson JE, Divan R, Bader SD, Hoffmann A. Determination of the Pt spin diffusion length by spin-pumping and spin Hall effect Applied Physics Letters. 103. DOI: 10.1063/1.4848102 |
0.357 |
|
| 2013 |
Bürger M, Callsen G, Kure T, Hoffmann A, Pawlis A, Reuter D, As DJ. Lasing properties of non-polar GaN quantum dots in cubic aluminum nitride microdisk cavities Applied Physics Letters. 103: 21107. DOI: 10.1063/1.4813408 |
0.36 |
|
| 2013 |
Reparaz JS, Callsen G, Wagner MR, Güell F, Morante JR, Torres CMS, Hoffmann A. Spatial mapping of exciton lifetimes in single ZnO nanowires Apl Materials. 1: 12103. DOI: 10.1063/1.4808441 |
0.328 |
|
| 2013 |
Gogova D, Petrov PP, Buegler M, Wagner MR, Nenstiel C, Callsen G, Schmidbauer M, Kucharski R, Zajac M, Dwilinski R, Phillips MR, Hoffmann A, Fornari R. Structural and optical investigation of non-polar (1-100) GaN grown by the ammonothermal method Journal of Applied Physics. 113. DOI: 10.1063/1.4807581 |
0.329 |
|
| 2013 |
Machado LD, Bezerra CG, Correa MA, Chesman C, Pearson JE, Hoffmann A. Static and dynamic properties of Fibonacci multilayers Journal of Applied Physics. 113. DOI: 10.1063/1.4794190 |
0.331 |
|
| 2013 |
Kirste R, Hoffmann MP, Tweedie J, Bryan Z, Callsen G, Kure T, Nenstiel C, Wagner MR, Collazo R, Hoffmann A, Sitar Z. Compensation effects in GaN:Mg probed by Raman spectroscopy and photoluminescence measurements Journal of Applied Physics. 113: 103504. DOI: 10.1063/1.4794094 |
0.324 |
|
| 2013 |
Kirste R, Wagner MR, Nenstiel C, Brunner F, Weyers M, Hoffmann A. Effect of TMGa preflow on the properties of high temperature AlN layers grown on sapphire Physica Status Solidi (a). 210: 285-290. DOI: 10.1002/Pssa.201228506 |
0.343 |
|
| 2012 |
Schultheiss H, Pearson JE, Bader SD, Hoffmann A. Thermoelectric detection of spin waves. Physical Review Letters. 109: 237204. PMID 23368257 DOI: 10.1103/Physrevlett.109.237204 |
0.368 |
|
| 2012 |
Liu Y, Visani C, Nemes NM, Fitzsimmons MR, Zhu LY, Tornos J, Garcia-Hernandez M, Zhernenkov M, Hoffmann A, Leon C, Santamaria J, te Velthuis SG. Effect of interface-induced exchange fields on cuprate-manganite spin switches. Physical Review Letters. 108: 207205. PMID 23003184 DOI: 10.1103/Physrevlett.108.207205 |
0.366 |
|
| 2012 |
Atalay R, Büegler M, Gamage S, Indika Senevirathna MK, Küçükgök B, Melton AG, Hoffmann A, Unil Perera AG, Ferguson IT, Dietz N. Effect of V/III molar ratio on the structural and optical properties of InN epilayers grown by HPCVD Proceedings of Spie - the International Society For Optical Engineering. 8484. DOI: 10.1117/12.930199 |
0.334 |
|
| 2012 |
Mokhlespour S, Haverkort JEM, Slepyan G, Maksimenko S, Hoffmann A. Collective spontaneous emission in coupled quantum dots : physical mechanism of quantum nanoantenna Physical Review B. 86: 245322. DOI: 10.1103/Physrevb.86.245322 |
0.313 |
|
| 2012 |
Callsen G, Wagner MR, Kure T, Reparaz JS, Bügler M, Brunnmeier J, Nenstiel C, Hoffmann A, Hoffmann M, Tweedie J, Bryan Z, Aygun S, Kirste R, Collazo R, Sitar Z. Optical signature of Mg-doped GaN: Transfer processes Physical Review B. 86. DOI: 10.1103/Physrevb.86.075207 |
0.333 |
|
| 2012 |
Lautenschlaeger S, Eisermann S, Haas G, Zolnowski EA, Hofmann MN, Laufer A, Pinnisch M, Meyer BK, Wagner MR, Reparaz JS, Callsen G, Hoffmann A, Chernikov A, Chatterjee S, Bornwasser V, et al. Optical signatures of nitrogen acceptors in ZnO Physical Review B - Condensed Matter and Materials Physics. 85. DOI: 10.1103/Physrevb.85.235204 |
0.351 |
|
| 2012 |
MacHado LD, Bezerra CG, Correa MA, Chesman C, Pearson JE, Hoffmann A. Anomalous magnetoresistance in Fibonacci multilayers Physical Review B - Condensed Matter and Materials Physics. 85. DOI: 10.1103/Physrevb.85.224416 |
0.359 |
|
| 2012 |
Ostapenko IA, Hönig G, Rodt S, Schliwa A, Hoffmann A, Bimberg D, Dachner M, Richter M, Knorr A, Kako S, Arakawa Y. Exciton acoustic-phonon coupling in single GaN/AlN quantum dots Physical Review B. 85: 81303. DOI: 10.1103/Physrevb.85.081303 |
0.358 |
|
| 2012 |
Gehlhoff W, Hoffmann A. Acceptors in ZnO nanocrystals: A reinterpretation Applied Physics Letters. 101: 262106. DOI: 10.1063/1.4773524 |
0.31 |
|
| 2012 |
Kirste R, Mohn S, Wagner MR, Reparaz JS, Hoffmann A. Phonon plasmon interaction in ternary group-III-nitrides Applied Physics Letters. 101: 41909. DOI: 10.1063/1.4739415 |
0.316 |
|
| 2012 |
Strittmatter A, Schliwa A, Schulze JH, Germann TD, Dreismann A, Hitzemann O, Stock E, Ostapenko IA, Rodt S, Unrau W, Pohl UW, Hoffmann A, Bimberg D, Haisler V. Lateral positioning of InGaAs quantum dots using a buried stressor Applied Physics Letters. 100. DOI: 10.1063/1.3691251 |
0.339 |
|
| 2012 |
Lehr D, Luka M, Wagner MR, Bügler M, Hoffmann A, Polarz S. Band-Gap Engineering of Zinc Oxide Colloids via Lattice Substitution with Sulfur Leading to Materials with Advanced Properties for Optical Applications Like Full Inorganic UV Protection Chemistry of Materials. 24: 1771-1778. DOI: 10.1021/Cm300239Q |
0.301 |
|
| 2012 |
Gomez ME, Hoffmann A, Gredig T, Bill A. Cali conference 1st centennial of superconductivity: Trends in nanoscale superconductivity and magnetism Journal of Superconductivity and Novel Magnetism. 25: 2117. DOI: 10.1007/S10948-012-1666-2 |
0.324 |
|
| 2012 |
Hoffmann A, Prieto P, Metlushko V, Schuller IK. Superconducting vortex pinning with magnetic dots: Does size and magnetic configuration matter? Journal of Superconductivity and Novel Magnetism. 25: 2187-2191. DOI: 10.1007/S10948-012-1647-5 |
0.338 |
|
| 2012 |
Hoffmann A, Christen J. Preface: Phys. Status Solidi C 5/2012 Physica Status Solidi (C). 9: 1223-1223. DOI: 10.1002/Pssc.201260139 |
0.356 |
|
| 2012 |
Strittmatter A, Holzbecher A, Schliwa A, Schulze JH, Quandt D, Germann TD, Dreismann A, Hitzemann O, Stock E, Ostapenko IA, Rodt S, Unrau W, Pohl UW, Hoffmann A, Bimberg D, et al. Site-controlled quantum dot growth on buried oxide stressor layers Physica Status Solidi (a) Applications and Materials Science. 209: 2411-2420. DOI: 10.1002/Pssa.201228407 |
0.321 |
|
| 2011 |
Callsen G, Reparaz JS, Wagner MR, Vierck A, Phillips MR, Thomsen C, Hoffmann A. Titanium-assisted growth of silica nanowires: from surface-matched to free-standing morphologies. Nanotechnology. 22: 405604. PMID 21911929 DOI: 10.1088/0957-4484/22/40/405604 |
0.306 |
|
| 2011 |
Kirste R, Aksu Y, Wagner MR, Khachadorian S, Jana S, Driess M, Thomsen C, Hoffmann A. Raman and photoluminescence spectroscopic detection of surface-bound Li(+)O2(-) defect sites in Li-doped ZnO nanocrystals derived from molecular precursors. Chemphyschem : a European Journal of Chemical Physics and Physical Chemistry. 12: 1189-95. PMID 21433242 DOI: 10.1002/Cphc.201000852 |
0.31 |
|
| 2011 |
Mihajlović G, Erlingsson SI, Výborný K, Pearson JE, Bader SD, Hoffmann A. Magnetic-field enhancement of nonlocal spin signal in Ni 80Fe20/Ag lateral spin valves Physical Review B - Condensed Matter and Materials Physics. 84. DOI: 10.1103/Physrevb.84.132407 |
0.386 |
|
| 2011 |
Wagner MR, Callsen G, Reparaz JS, Schulze J-, Kirste R, Cobet M, Ostapenko IA, Rodt S, Nenstiel C, Kaiser M, Hoffmann A, Rodina AV, Phillips MR, Lautenschläger S, Eisermann S, et al. Bound excitons in ZnO: Structural defect complexes versus shallow impurity centers Physical Review B. 84. DOI: 10.1103/Physrevb.84.035313 |
0.353 |
|
| 2011 |
Stock E, Dachner M, Warming T, Schliwa A, Lochmann A, Hoffmann A, Toropov AI, Bakarov AK, Derebezov IA, Richter M, Haisler VA, Knorr A, Bimberg D. Acoustic and optical phonon scattering in a single In(Ga)As quantum dot Physical Review B. 83: 41304. DOI: 10.1103/Physrevb.83.041304 |
0.358 |
|
| 2011 |
Kirste R, Collazo R, Callsen G, Wagner MR, Kure T, Sebastian Reparaz J, Mita S, Xie J, Rice A, Tweedie J, Sitar Z, Hoffmann A. Temperature dependent photoluminescence of lateral polarity junctions of metal organic chemical vapor deposition grown GaN Journal of Applied Physics. 110: 093503. DOI: 10.1063/1.3656987 |
0.337 |
|
| 2011 |
Wang Z, Sun Y, Song YY, Wu M, Schultheib H, Pearson JE, Hoffmann A. Electric control of magnetization relaxation in thin film magnetic insulators Applied Physics Letters. 99. DOI: 10.1063/1.3654148 |
0.39 |
|
| 2011 |
Werner S, Reparaz JS, Wagner MR, Zimmer P, Ledentsov NN, Kabuss J, Dachner MR, Richter M, Knorr A, Thomsen C, Hoffmann A. Decay dynamics of excitonic polarons in InAs/GaAs quantum dots Journal of Applied Physics. 110: 74303. DOI: 10.1063/1.3639310 |
0.361 |
|
| 2011 |
Jiménez E, Camarero J, Perna P, Mikuszeit N, Terán FJ, Sort J, Nogués J, García-Martín JM, Hoffmann A, Dieny B, Miranda R. Role of anisotropy configuration in exchange-biased systems Journal of Applied Physics. 109. DOI: 10.1063/1.3562507 |
0.356 |
|
| 2011 |
Callsen G, Reparaz JS, Wagner MR, Kirste R, Nenstiel C, Hoffmann A, Phillips MR. Phonon deformation potentials in wurtzite GaN and ZnO determined by uniaxial pressure dependent Raman measurements Applied Physics Letters. 98: 61906. DOI: 10.1063/1.3554434 |
0.301 |
|
| 2011 |
Lizandara-Pueyo C, Siroky S, Wagner MR, Hoffmann A, Reparaz JS, Lehmann M, Polarz S. Shape Anisotropy Influencing Functional Properties : Trigonal Prismatic ZnO Nanoparticles as an Example Advanced Functional Materials. 21: 295-304. DOI: 10.1002/Adfm.201000997 |
0.305 |
|
| 2010 |
Mosendz O, Pearson JE, Fradin FY, Bauer GE, Bader SD, Hoffmann A. Quantifying spin Hall angles from spin pumping: experiments and theory. Physical Review Letters. 104: 046601. PMID 20366725 DOI: 10.1103/Physrevlett.104.046601 |
0.357 |
|
| 2010 |
Mosendz O, Vlaminck V, Pearson JE, Fradin FY, Bauer GEW, Bader SD, Hoffmann A. Detection and quantification of inverse spin Hall effect from spin pumping in permalloy/normal metal bilayers Physical Review B - Condensed Matter and Materials Physics. 82. DOI: 10.1103/Physrevb.82.214403 |
0.364 |
|
| 2010 |
Meyer BK, Sann J, Eisermann S, Lautenschlaeger S, Wagner MR, Kaiser M, Callsen G, Reparaz JS, Hoffmann A. Excited state properties of donor bound excitons in ZnO Physical Review B. 82: 115207. DOI: 10.1103/Physrevb.82.115207 |
0.313 |
|
| 2010 |
Kindel C, Kako S, Kawano T, Oishi H, Arakawa Y, Hönig G, Winkelnkemper M, Schliwa A, Hoffmann A, Bimberg D. Exciton fine-structure splitting in GaN/AlN quantum dots Physical Review B. 81: 241309. DOI: 10.1103/Physrevb.81.241309 |
0.343 |
|
| 2010 |
Visani C, Nemes NM, Rocci M, Sefrioui Z, Leon C, Velthuis SGET, Hoffmann A, Fitzsimmons MR, Simon F, Feher T, Garcia-Hernandez M, Santamaria J. Directionally controlled superconductivity in ferromagnet/superconductor/ ferromagnet trilayers with biaxial easy axes Physical Review B. 81: 94512. DOI: 10.1103/Physrevb.81.094512 |
0.372 |
|
| 2010 |
Brandt M, Wenckstern Hv, Benndorf G, Lange M, Dietrich CP, Kranert C, Sturm C, Schmidt–Grund R, Hochmuth H, Lorenz M, Grundmann M, Wagner MR, Alic M, Nenstiel C, Hoffmann A. Identification of a donor-related recombination channel in ZnO thin films Physical Review B. 81: 73306. DOI: 10.1103/Physrevb.81.073306 |
0.322 |
|
| 2010 |
Mihajlović G, Schreiber DK, Liu Y, Pearson JE, Bader SD, Petford-Long AK, Hoffmann A. Enhanced spin signals due to native oxide formation in Ni80 Fe20 /Ag lateral spin valves Applied Physics Letters. 97. DOI: 10.1063/1.3484141 |
0.322 |
|
| 2010 |
Ostapenko IA, Hönig G, Kindel C, Rodt S, Strittmatter A, Hoffmann A, Bimberg D. Large internal dipole moment in InGaN/GaN quantum dots Applied Physics Letters. 97: 63103. DOI: 10.1063/1.3477952 |
0.343 |
|
| 2010 |
Nemes NM, Visani C, Leon C, Garcia-Hernandez M, Simon F, Fehér T, Velthuis SGEt, Hoffmann A, Santamaria J. Magnetic memory based on La0.7Ca0.3MnO3/YBa2Cu3O7/La0.7Ca0.3MnO3 ferromagnet/superconductor hybrid structures Applied Physics Letters. 97: 32501. DOI: 10.1063/1.3464960 |
0.32 |
|
| 2010 |
Mihajlović G, Patrick MS, Pearson JE, Novosad V, Bader SD, Field M, Sullivan GJ, Hoffmann A. Temperature dependent nucleation and annihilation of individual magnetic vortices Applied Physics Letters. 96. DOI: 10.1063/1.3360841 |
0.303 |
|
| 2010 |
Reparaz JS, Güell F, Wagner MR, Hoffmann A, Cornet A, Morante JR. Size-dependent recombination dynamics in ZnO nanowires Applied Physics Letters. 96: 53105. DOI: 10.1063/1.3294327 |
0.31 |
|
| 2010 |
Cobet M, Cobet C, Wagner MR, Esser N, Thomsen C, Hoffmann A. Polariton effects in the dielectric function of ZnO excitons obtained by ellipsometry Applied Physics Letters. 96: 31904. DOI: 10.1063/1.3284656 |
0.368 |
|
| 2010 |
Rauch C, Gehlhoff W, Wagner MR, Malguth E, Callsen G, Kirste R, Salameh B, Hoffmann A, Polarz S, Aksu Y, Driess M. Lithium related deep and shallow acceptors in Li-doped ZnO nanocrystals Journal of Applied Physics. 107: 024311. DOI: 10.1063/1.3275889 |
0.326 |
|
| 2010 |
Kibis OV, Slepyan GY, Maksimenko SA, Hoffmann A. Light–matter coupling in nanostructures without an inversion center Superlattices and Microstructures. 47: 216-218. DOI: 10.1016/J.Spmi.2009.06.005 |
0.342 |
|
| 2010 |
Kirste R, Wagner MR, Schulze JH, Strittmatter A, Collazo R, Sitar Z, Alevli M, Dietz N, Hoffmann A. Optical properties of InN grown on templates with controlled surface polarities Physica Status Solidi (a) Applications and Materials Science. 207: 2351-2354. DOI: 10.1002/Pssa.201026086 |
0.345 |
|
| 2009 |
Mihajlović G, Pearson JE, Garcia MA, Bader SD, Hoffmann A. Negative nonlocal resistance in mesoscopic gold Hall bars: absence of the giant spin Hall effect. Physical Review Letters. 103: 166601. PMID 19905713 DOI: 10.1103/Physrevlett.103.166601 |
0.349 |
|
| 2009 |
Nemes NM, Visani C, Garcia-Barriocanal J, Bruno FY, Sefrioui Z, Arias D, Leon C, Garcia-Hernandez M, Velthuis SGET, Hoffmann A, Santamaría J. Magnetic Coupling in La0.7Ca0.3MnO3/YBa2Cu3O7/La0.7Ca0.3MnO3 Trilayers Defect and Diffusion Forum. 303-309. DOI: 10.4028/Www.Scientific.Net/Ddf.289-292.303 |
0.311 |
|
| 2009 |
Zhang H, Hoffmann A, Divan R, Wang P. Direct Current Effects on High-Frequency Properties of Patterned Permalloy Thin Films Ieee Transactions On Magnetics. 45: 5296-5300. DOI: 10.1109/Tmag.2009.2024753 |
0.328 |
|
| 2009 |
Wang P, Zhang H, Divan R, Hoffmann A. Tailoring High-Frequency Properties of Permalloy Films by Submicrometer Patterning Ieee Transactions On Magnetics. 45: 71-74. DOI: 10.1109/Tmag.2008.2005330 |
0.325 |
|
| 2009 |
Wagner MR, Schulze J, Kirste R, Cobet M, Hoffmann A, Rauch C, Rodina AV, Meyer BK, Röder U, Thonke K. Γ 7 valence band symmetry related hole fine splitting of bound excitons in ZnO observed in magneto-optical studies Physical Review B. 80: 205203. DOI: 10.1103/Physrevb.80.205203 |
0.318 |
|
| 2009 |
Hoffmann A, May SJ, Te Velthuis SGE, Park S, Fitzsimmons MR, Campillo G, Gómez ME. Magnetic depth profile of a modulation-doped La1-x Cax MnO3 exchange-biased system Physical Review B - Condensed Matter and Materials Physics. 80. DOI: 10.1103/Physrevb.80.052403 |
0.348 |
|
| 2009 |
Jiménez E, Camarero J, Sort J, Nogués J, Mikuszeit N, García-Martín JM, Hoffmann A, Dieny B, Miranda R. Emergence of noncollinear anisotropies from interfacial magnetic frustration in exchange-bias systems Physical Review B. 80. DOI: 10.1103/Physrevb.80.014415 |
0.378 |
|
| 2009 |
Wagner MR, Bartel TP, Kirste R, Hoffmann A, Sann J, Lautenschläger S, Meyer BK, Kisielowski C. Influence of substrate surface polarity on homoepitaxial growth of ZnO layers by chemical vapor deposition Physical Review B. 79: 35307. DOI: 10.1103/Physrevb.79.035307 |
0.335 |
|
| 2009 |
Zhang H, Hoffmann A, Divan R, Wang P. Direct-current effects on magnetization reversal properties of submicron-size Permalloy patterns for radio-frequency devices Applied Physics Letters. 95: 232503. DOI: 10.1063/1.3271777 |
0.362 |
|
| 2009 |
Mihajlović G, Hoffmann A, Von Molnár S. Micro-Hall position sensing of magnetic nanowires Journal of Applied Physics. 106. DOI: 10.1063/1.3245334 |
0.306 |
|
| 2009 |
Jiménez E, Camarero J, Sort J, Nogués J, Hoffmann A, Teran FJ, Perna P, García-Martín JM, Dieny B, Miranda R. Highly asymmetric magnetic behavior in exchange biased systems induced by noncollinear field cooling Applied Physics Letters. 95: 122508. DOI: 10.1063/1.3236768 |
0.349 |
|
| 2009 |
Gehlhoff W, Hoffmann A. EPR identification of intrinsic and transition metal-related defects in ZnGeP2 and other II-IV-V2 compounds Physica B-Condensed Matter. 404: 4942-4948. DOI: 10.1016/J.Physb.2009.08.255 |
0.344 |
|
| 2009 |
Wagner MR, Kunert HW, Machatine AGJ, Hoffmann A, Niyongabo P, Malherbe J, Barnas J. Bound and free excitons in ZnO. Optical selection rules in the absence and presence of time reversal symmetry Microelectronics Journal. 40: 289-292. DOI: 10.1016/J.Mejo.2008.07.025 |
0.303 |
|
| 2009 |
Lautenschlaeger S, Eisermann S, Meyer BK, Callison G, Wagner MR, Hoffmann A. Nitrogen incorporation in homoepitaxial ZnO CVD epilayers Physica Status Solidi-Rapid Research Letters. 3: 16-18. DOI: 10.1002/Pssr.200802215 |
0.315 |
|
| 2009 |
Ankiewicz AO, Gehlhoff W, Martins JS, Pereira AS, Pereira S, Hoffmann A, Kaidashev EM, Rahm A, Lorenz M, Grundmann M, Carmo MC, Trindade T, Sobolev NA. Magnetic and structural properties of transition metal doped zinc-oxide nanostructures Physica Status Solidi (B) Basic Research. 246: 766-770. DOI: 10.1002/Pssb.200880581 |
0.344 |
|
| 2008 |
Hoffmann A, Sort J, Buchanan KS, Nogués J. Exchange-biased magnetic vortices Ieee Transactions On Magnetics. 44: 1968-1973. DOI: 10.1109/Tmag.2008.924547 |
0.353 |
|
| 2008 |
Nemes NM, García-Hernández M, Velthuis SGEt, Hoffmann A, Visani C, Garcia-Barriocanal J, Peña V, Arias D, Sefrioui Z, Leon C, Santamaría J. Origin of the inverse spin-switch behavior in manganite/cuprate/manganite trilayers Physical Review B. 78: 94515. DOI: 10.1103/Physrevb.78.094515 |
0.391 |
|
| 2008 |
Arnache O, Giratá D, Hoffmann A. Fe-doping and strain effects on structural and magnetotransport properties in La 2/3 Ca 1/3 Mn 1-y Fe y O 3 thin films Physical Review B. 77: 214430. DOI: 10.1103/Physrevb.77.214430 |
0.318 |
|
| 2008 |
Lautenschlaeger S, Sann J, Volbers N, Meyer BK, Hoffmann A, Haboeck U, Wagner MR. Asymmetry in the excitonic recombinations and impurity incorporation of the two polar faces of homoepitaxially grown ZnO films Physical Review B. 77: 144108. DOI: 10.1103/Physrevb.77.144108 |
0.344 |
|
| 2008 |
Rinnerbauer V, Egelhaaf H, Hingerl K, Zimmer P, Werner S, Warming T, Hoffmann A, Kovalenko M, Heiss W, Hesser G, Schaffler F. Energy transfer in close-packed PbS nanocrystal films Physical Review B. 77. DOI: 10.1103/Physrevb.77.085322 |
0.321 |
|
| 2008 |
Hoffmann A, Fumagalli L, Jahedi N, Sautner JC, Pearson JE, Mihajlović G, Metlushko V. Enhanced pinning of superconducting vortices by magnetic vortices Physical Review B - Condensed Matter and Materials Physics. 77. DOI: 10.1103/Physrevb.77.060506 |
0.338 |
|
| 2008 |
Winkelnkemper M, Seguin R, Rodt S, Hoffmann A, Bimberg D. GaN/AlN quantum dots for single qubit emitters Journal of Physics: Condensed Matter. 20: 454211. DOI: 10.1088/0953-8984/20/45/454211 |
0.349 |
|
| 2008 |
Sort J, Buchanan KS, Pearson JE, Hoffmann A, Menéndez E, Salazar-Alvarez G, Baró MD, Miron M, Rodmacq B, Dieny B, Nogués J. Tailoring the magnetization reversal of elliptical dots using exchange bias (invited) Journal of Applied Physics. 103. DOI: 10.1063/1.2840467 |
0.372 |
|
| 2008 |
Pereira AS, Ankiewicz AO, Gehlhoff W, Hoffmann A, Pereira S, Trindade T, Grundmann M, Carmo MC, Sobolev NA. Surface modification of Co-doped ZnO nanocrystals and its effects on the magnetic properties Journal of Applied Physics. 103. DOI: 10.1063/1.2833300 |
0.336 |
|
| 2008 |
Buchanan KS, Hoffmann A, Novosad V, Bader SD. Translational-mode dynamics of exchange-biased vortices Journal of Applied Physics. 103. DOI: 10.1063/1.2830643 |
0.353 |
|
| 2008 |
Kunert HW, Machatine AGJ, Malherbe JB, Barnas J, Hoffmann A, Wagner MR. Elementary excitations in Si, Ge, and diamond time reversal affected Thin Solid Films. 517: 372-375. DOI: 10.1016/J.Tsf.2008.08.035 |
0.315 |
|
| 2008 |
Kunert HW, Machatine AGJ, Malherbe JB, Barnas J, Hoffmann A, Wagner MR. Infrared absorption, multiphonon processes and time reversal effect on Si and Ge band structure Thin Solid Films. 517: 134-136. DOI: 10.1016/J.Tsf.2008.08.033 |
0.338 |
|
| 2008 |
Winkelnkemper M, Seguin R, Rodt S, Schliwa A, Reißmann L, Strittmatter A, Hoffmann A, Bimberg D. Polarized emission lines from single InGaN/GaN quantum dots: Role of the valence-band structure of wurtzite Group-III nitrides Physica E-Low-Dimensional Systems & Nanostructures. 40: 2217-2219. DOI: 10.1016/J.Physe.2007.11.033 |
0.351 |
|
| 2008 |
Arnache O, Hoffmann A, Giratá D. Effect of Fe doping on structural and magnetic properties of La 2/3 Ca 1/3 Mn 1-y Fe y O 3 (y=0-0.03) thin films Microelectronics Journal. 39: 544-547. DOI: 10.1016/J.Mejo.2007.07.039 |
0.314 |
|
| 2008 |
Vélez M, Martín JI, Villegas JE, Hoffmann A, González EM, Vicent JL, Schuller IK. Superconducting vortex pinning with artificial magnetic nanostructures Journal of Magnetism and Magnetic Materials. 320: 2547-2562. DOI: 10.1016/J.Jmmm.2008.06.013 |
0.357 |
|
| 2008 |
Malguth E, Hoffmann A, Phillips MR. Fe in III–V and II–VI semiconductors Physica Status Solidi B-Basic Solid State Physics. 245: 455-480. DOI: 10.1002/Pssb.200743315 |
0.322 |
|
| 2007 |
Han XF, Grimsditch M, Meersschaut J, Hoffmann A, Ji Y, Sort J, Nogués J, Divan R, Pearson JE, Keavney DJ. Magnetic instability regions in patterned structures: influence of element shape on magnetization reversal dynamics. Physical Review Letters. 98: 147202. PMID 17501307 DOI: 10.1103/Physrevlett.98.147202 |
0.316 |
|
| 2007 |
Werner S, Zimmer P, Strittmatter A, Hoffmann A. Phonon Interaction in InGaAs/GaAs Quantum Dots Mrs Proceedings. 1053. DOI: 10.1557/Proc-1053-Ee03-03 |
0.361 |
|
| 2007 |
Malguth E, Hoffmann A, Gehlhoff W, Kane MH, Ferguson IT. Mn charge states in GaMnN as a function of Mn concentration and co-doping Mrs Proceedings. 1040. DOI: 10.1557/Proc-1040-Q09-18 |
0.352 |
|
| 2007 |
Malguth E, Hoffmann A, Werner S, Kane MH, Ferguson IT. Mn- and Fe- doped GaN for spintronic applications Mrs Proceedings. 1040. DOI: 10.1557/Proc-1040-Q06-09 |
0.361 |
|
| 2007 |
Dworzak M, Hildebrant R, Hoffmann A, Geelhaar L, Galluppi M, Riechert H, Remmele T, Albrecht M. On the Origin of the Unexpected Annealing Behavior of GaInNAs Quantum Wells Japanese Journal of Applied Physics. 46: L614-L616. DOI: 10.1143/Jjap.46.L614 |
0.34 |
|
| 2007 |
Slepyan GY, Magyarov A, Maksimenko SA, Hoffmann A. Microscopic theory of quantum dot interactions with quantum light: local field effect Physical Review B. 76: 195328. DOI: 10.1103/Physrevb.76.195328 |
0.343 |
|
| 2007 |
Visani C, Peña V, Garcia-Barriocanal J, Arias D, Sefrioui Z, Leon C, Santamaria J, Nemes NM, Garcia-Hernandez M, Martinez JL, Velthuis SGEt, Hoffmann A. Spin-dependent magnetoresistance of ferromagnet/superconductor/ferromagnet La 0.7 Ca 0.3 MnO 3 ∕ YBa 2 Cu 3 O 7 − δ ∕ La 0.7 Ca 0.3 MnO 3 trilayers Physical Review B. 75: 54501. DOI: 10.1103/Physrevb.75.054501 |
0.352 |
|
| 2007 |
Winkelnkemper M, Seguin R, Rodt S, Schliwa A, Reißmann L, Strittmatter A, Hoffmann A, Bimberg D. Polarized emission lines from A- and B-type excitonic complexes in single InGaN/GaN quantum dots Journal of Applied Physics. 101: 113708. DOI: 10.1063/1.2743893 |
0.339 |
|
| 2007 |
Guslienko KY, Hoffmann A. Vortex magnetization reversal in double-layer ferromagnetic/antiferromagnetic dots Journal of Applied Physics. 101: 93901. DOI: 10.1063/1.2719620 |
0.366 |
|
| 2007 |
Bader SD, Buchanan KS, Chung SH, Guslienko KY, Hoffmann A, Ji Y, Novosad V. Issues in nanomagnetism Superlattices and Microstructures. 41: 72-80. DOI: 10.1016/J.Spmi.2006.08.009 |
0.356 |
|
| 2007 |
Magyarov A, Slepyan GY, Maksimenko SA, Hoffmann A. Rabi oscillations a quantum dot exposed to quantum light Materials Science and Engineering: C. 27: 1030-1033. DOI: 10.1016/J.Msec.2006.09.016 |
0.315 |
|
| 2007 |
Peña V, Visani C, Bruno F, Garcia-Barriocanal J, Arias D, Rivera A, Sefrioui Z, Leon C, Velthuis SGET, Hoffmann A, Nemes N, Garcia-Hernandez M, Martinez JL, Santamaria J. Magnetoresistance in La0.7Ca0.3MnO3–YBa2Cu3O7 F/S/F trilayers Journal of Magnetism and Magnetic Materials. 316. DOI: 10.1016/J.Jmmm.2007.03.082 |
0.341 |
|
| 2007 |
Peña V, Nemes N, Visani C, Bruno FY, Arias D, Sefrioui Z, Leon C, Velthuis SGET, Hoffmann A, Garcia-Hernandez M, Martinez JL, Santamaría J. Spin dependent transport at oxide La0.7Ca0.3MnO3/YBa2Cu3O7 ferromagnet/superconductor interfaces Journal of the European Ceramic Society. 27: 3967-3970. DOI: 10.1016/J.Jeurceramsoc.2007.02.076 |
0.379 |
|
| 2007 |
Wagner MR, Zimmer P, Hoffmann A, Thomsen C. Resonant Raman scattering at exciton intermediate states in ZnO Physica Status Solidi-Rapid Research Letters. 1: 169-171. DOI: 10.1002/Pssr.200701106 |
0.317 |
|
| 2007 |
Dworzak M, Pereira TS, Bügler M, Hoffmann A, Franssen G, Grzanka S, Suski T, Czernecki R, Leszczynski M, Grzegory I. Gain mechanisms in field-free InGaN layers grown on sapphire and bulk GaN substrate Physica Status Solidi-Rapid Research Letters. 1: 141-143. DOI: 10.1002/Pssr.200701037 |
0.347 |
|
| 2007 |
Hoffmann A. Pure spin-currents Physica Status Solidi (C). 4: 4236-4241. DOI: 10.1002/Pssc.200775942 |
0.347 |
|
| 2007 |
Gómez ME, Campillo G, Ramirez J-, Hoffmann A, Guimpel J. Detailed magnetic and structural properties of exchange‐biased La1‐xCaxMnO3 Physica Status Solidi (C). 4: 4181-4187. DOI: 10.1002/Pssc.200675906 |
0.343 |
|
| 2006 |
Sort J, Buchanan KS, Novosad V, Hoffmann A, Salazar-Alvarez G, Bollero A, Baró MD, Dieny B, Nogués J. Imprinting vortices into antiferromagnets. Physical Review Letters. 97: 067201. PMID 17026196 DOI: 10.1103/Physrevlett.97.067201 |
0.344 |
|
| 2006 |
Guslienko KY, Hoffmann A. Field evolution of tilted vortex cores in exchange-biased ferromagnetic dots. Physical Review Letters. 97: 107203. PMID 17025848 DOI: 10.1103/Physrevlett.97.107203 |
0.375 |
|
| 2006 |
Peña V, Nemes NM, Garcia-Barriocanal J, Sefrioui Z, Leon C, Velthuis SGET, Hoffmann A, Garcia-Hernandez M, Martinez JL, Santamaría J. Large Magnetoresistance at Oxide La0.7Ca0.3MnO3 and YBa2Cu3O7 Interfaces Advances in Science and Technology. 45: 2545-2553. DOI: 10.4028/Www.Scientific.Net/Ast.45.2545 |
0.36 |
|
| 2006 |
Alevli M, Durkaya G, Kirste R, Weesekara A, Perera U, Fenwick W, Woods V, Ferguson IT, Hoffmann A, Dietz N. Properties of InN layers grown by High Pressure CVD Mrs Proceedings. 955. DOI: 10.1557/Proc-0955-I08-04 |
0.323 |
|
| 2006 |
Gomez ME, Campillo G, Ramirez J-, Prieto P, Hoffmann A, Guimpel J, Haberkorn N, Condo A, Lovey F. Magnetotransport Properties in Epitaxial Exchange-Biased La $scriptstyle_2/3$ Ca $scriptstyle_1/3$ MnO $scriptstyle_3$ /La $scriptstyle_1/3$ Ca $scriptstyle_2/3$ MnO $scriptstyle_3$ Superlattices Ieee Transactions On Magnetics. 42: 2981-2983. DOI: 10.1109/Tmag.2006.878406 |
0.34 |
|
| 2006 |
Rose V, Buchanan K, Chung SH, Grimsditch M, Metlushko V, Hoffmann A, Novosad V, Bader SD, Ibach H. Frustrated magnetic vortices in a triad of permalloy rings: Magneto-optical Kerr effect, magnetic force microscopy, and micromagnetic simulations Physical Review B - Condensed Matter and Materials Physics. 73. DOI: 10.1103/Physrevb.73.094442 |
0.325 |
|
| 2006 |
Wang X, Bauer GEW, Hoffmann A. Dynamics of thin-film spin-flip transistors with perpendicular source-drain magnetizations Physical Review B. 73: 54436. DOI: 10.1103/Physrevb.73.054436 |
0.392 |
|
| 2006 |
Fraile Rodríguez A, Heyderman LJ, Nolting F, Hoffmann A, Pearson JE, Doeswijk LM, Van Den Boogaart MAF, Brugger J. Permalloy thin films exchange coupled to arrays of cobalt islands Applied Physics Letters. 89. DOI: 10.1063/1.2357007 |
0.37 |
|
| 2006 |
Ji Y, Hoffmann A, Pearson JE, Bader SD. Enhanced spin injection polarization in Co/Cu/Co nonlocal lateral spin valves Applied Physics Letters. 88: 1-3. DOI: 10.1063/1.2170138 |
0.333 |
|
| 2006 |
Sort J, Salazar-Alvarez G, Baró MD, Dieny B, Hoffmann A, Novosad V, Nogués J. Controlling magnetic vortices through exchange bias Applied Physics Letters. 88: 42502. DOI: 10.1063/1.2165290 |
0.333 |
|
| 2006 |
Geelhaar L, Galluppi M, Jaschke G, Averbeck R, Riechert H, Remmele T, Albrecht M, Dworzak M, Hildebrant R, Hoffmann A. Influence of structural nonuniformity and nonradiative processes on the luminescence efficiency of InGaAsN quantum wells Applied Physics Letters. 88. DOI: 10.1063/1.2159566 |
0.354 |
|
| 2006 |
Riemann T, Hempel T, Christen J, Veit P, Clos R, Dadgar A, Krost A, Haboeck U, Hoffmann A. Optical and structural microanalysis of GaN grown on SiN submonolayers Journal of Applied Physics. 99: 123518. DOI: 10.1063/1.2150589 |
0.308 |
|
| 2006 |
Dadgar A, Krost A, Christen J, Bastek B, Bertram F, Krtschil A, Hempel T, Bläsing J, Haboeck U, Hoffmann A. MOVPE growth of high-quality AlN Journal of Crystal Growth. 297: 306-310. DOI: 10.1016/J.Jcrysgro.2006.09.046 |
0.304 |
|
| 2006 |
Polity A, Meyer BK, Krämer T, Wang C, Haboeck U, Hoffmann A. ZnO based ternary transparent conductors Physica Status Solidi (a). 203: 2867-2872. DOI: 10.1002/Pssa.200669570 |
0.307 |
|
| 2005 |
Sort J, Hoffmann A, Chung SH, Buchanan KS, Grimsditch M, Baró MD, Dieny B, Nogués J. Magnetization reversal in submicron disks: exchange biased vortices. Physical Review Letters. 95: 067201. PMID 16090982 DOI: 10.1103/Physrevlett.95.067201 |
0.334 |
|
| 2005 |
Camarero J, Sort J, Hoffmann A, García-Martín JM, Dieny B, Miranda R, Nogués J. Origin of the asymmetric magnetization reversal behavior in exchange-biased systems: competing anisotropies. Physical Review Letters. 95: 057204. PMID 16090915 DOI: 10.1103/Physrevlett.95.057204 |
0.334 |
|
| 2005 |
Peña V, Sefrioui Z, Arias D, Leon C, Santamaria J, Martinez JL, Te Velthuis SG, Hoffmann A. Giant magnetoresistance in ferromagnet/superconductor superlattices. Physical Review Letters. 94: 057002. PMID 15783679 DOI: 10.1103/Physrevlett.94.057002 |
0.358 |
|
| 2005 |
Dworzak M, Stempel T, Hoffmann A, Franssen G, Grzanka S, Suski T, Czernecki R, Leszczynski M, Grzegory I. Luminescence Efficiency of InGaN/GaN Quantum Wells on Bulk GaN Substrate Mrs Proceedings. 892. DOI: 10.1557/Proc-0892-Ff32-02 |
0.364 |
|
| 2005 |
Alevli M, Durkaya G, Woods V, Habeck U, Kang H, Senawiratne J, Strassburg M, Ferguson IT, Hoffmann A, Dietz N. Properties of InN grown by High-Pressure CVD Mrs Proceedings. 892. DOI: 10.1557/Proc-0892-Ff06-02 |
0.344 |
|
| 2005 |
Meyer BK, Volbers N, Zeuner A, Lautenschläger S, Sann J, Hoffmann A, Haboeck U. Group I elements in ZnO Mrs Proceedings. 891. DOI: 10.1557/Proc-0891-Ee10-24 |
0.362 |
|
| 2005 |
Peña V, Nemes N, Visani C, Garcia-Barriocanal J, Bruno F, Arias D, Sefrioui Z, Leon C, Velthuis SGET, Hoffmann A, Garcia-Hernandez M, Santamaría J. Large magnetoresistance in oxide based ferromagnet / superconductor spin switches Mrs Proceedings. 887. DOI: 10.1557/Proc-0887-Q11-02 |
0.321 |
|
| 2005 |
Hoffmann A. Erratum: Symmetry Driven Irreversibilities at Ferromagnetic-Antiferromagnetic Interfaces [Phys. Rev. Lett.93, 097203 (2004)] Physical Review Letters. 95. DOI: 10.1103/Physrevlett.95.159901 |
0.317 |
|
| 2005 |
Chung SH, Hoffmann A, Grimsditch M. Interplay between exchange bias and uniaxial anisotropy in a ferromagnetic/antiferromagnetic exchange-coupled system Physical Review B. 71: 214430. DOI: 10.1103/Physrevb.71.214430 |
0.366 |
|
| 2005 |
Campillo G, Hoffmann A, Gomez ME, Prieto P. Exchange bias and magnetic structure in modulation-doped manganite superlattices Journal of Applied Physics. 97. DOI: 10.1063/1.1847313 |
0.349 |
|
| 2005 |
Slepyan GY, Magyarov AV, Maksimenko SA, Hoffmann A, Bimberg D. Strong light-matter coupling in a quantum dot: local field effects Physica Status Solidi (C). 2: 850-853. DOI: 10.1002/Pssc.200460345 |
0.326 |
|
| 2005 |
Haboeck U, Hoffmann A, Thomsen C, Zeuner A, Meyer BK. High-energy vibrational modes in hitrogen-doped ZnO Physica Status Solidi (B) Basic Research. 242. DOI: 10.1002/Pssb.200409089 |
0.307 |
|
| 2004 |
Hoffmann A. Symmetry driven irreversibilities at ferromagnetic-antiferromagnetic interfaces. Physical Review Letters. 93: 97203-97203. PMID 15447135 DOI: 10.1103/Physrevlett.93.097203 |
0.365 |
|
| 2004 |
Slepyan GY, Magyarov A, Maksimenko SA, Hoffmann A, Bimberg D. Rabi oscillations in a semiconductor quantum dot: Influence of local fields Physical Review B. 70: 45320. DOI: 10.1103/Physrevb.70.045320 |
0.33 |
|
| 2004 |
Rodina AV, Strassburg M, Dworzak M, Haboeck U, Hoffmann A, Zeuner A, Alves HR, Hofmann DM, Meyer BK. Magneto-optical properties of bound excitons in ZnO Physical Review B. 69: 125206. DOI: 10.1103/Physrevb.69.125206 |
0.352 |
|
| 2004 |
Kirby BJ, Borchers JA, Rhyne JJ, te Velthuis SGE, Hoffmann A, O’Donovan KV, Wojtowicz T, Liu X, Lim WL, Furdyna JK. Annealing-dependent magnetic depth profile inGa1−xMnxAs Physical Review B. 69. DOI: 10.1103/Physrevb.69.081307 |
0.354 |
|
| 2004 |
Ji Y, Hoffmann A, Jiang JS, Bader SD. Spin injection, diffusion, and detection in lateral spin-valves Applied Physics Letters. 85: 6218-6220. DOI: 10.1063/1.1841455 |
0.351 |
|
| 2004 |
Strassburg M, Senawiratne J, Dietz N, Haboeck U, Hoffmann A, Noveski V, Dalmau R, Schlesser R, Sitar Z. The growth and optical properties of large, high-quality AlN single crystals Journal of Applied Physics. 96: 5870-5876. DOI: 10.1063/1.1801159 |
0.315 |
|
| 2004 |
Bartel T, Dworzak M, Strassburg M, Hoffmann A, Strittmatter A, Bimberg D. Recombination dynamics of localized excitons in InGaN quantum dots Applied Physics Letters. 85: 1946-1948. DOI: 10.1063/1.1790599 |
0.361 |
|
| 2004 |
Gelhausen O, Malguth E, Phillips MR, Goldys EM, Strassburg M, Hoffmann A, Graf T, Gjukic M, Stutzmann M. Doping-level-dependent optical properties of GaN:Mn Applied Physics Letters. 84: 4514-4516. DOI: 10.1063/1.1757641 |
0.324 |
|
| 2004 |
Seguin R, Rodt S, Strittmatter A, Reißmann L, Bartel T, Hoffmann A, Bimberg D, Hahn E, Gerthsen D. Multi-excitonic complexes in single InGaN quantum dots Applied Physics Letters. 84: 4023-4025. DOI: 10.1063/1.1751214 |
0.341 |
|
| 2004 |
Slepyan GY, Maksimenko SA, Magyarov AV, Hoffmann A, Bimberg D. Excitonic Rabi oscillations in a quantum dot: local field impact Superlattices and Microstructures. 36: 773-781. DOI: 10.1016/J.Spmi.2004.09.033 |
0.32 |
|
| 2004 |
Fitzsimmons MR, Bader SD, Borchers JA, Felcher GP, Furdyna JK, Hoffmann A, Kortright JB, Schuller IK, Schulthess TC, Sinha SK, Toney MF, Weller D, Wolf S. Neutron scattering studies of nanomagnetism and artificially structured materials Journal of Magnetism and Magnetic Materials. 271: 103-146. DOI: 10.1016/J.Jmmm.2003.09.046 |
0.333 |
|
| 2004 |
Meyer BK, Polity A, Farangis B, He Y, Hasselkamp D, Krämer T, Wang C, Haboeck U, Hoffmann A. On the composition dependence of ZnO1-xSx Physica Status Solidi (C). 1: 694-697. DOI: 10.1002/Pssc.200304256 |
0.333 |
|
| 2004 |
Zeuner A, Alves H, Sann J, Kriegseis W, Neumann C, Hofmann DM, Meyer BK, Hoffmann A, Haboeck U, Straßburg M, Kaschner A. Nitrogen doping in bulk and epitaxial ZnO Physica Status Solidi (C). 1: 731-734. DOI: 10.1002/Pssc.200304255 |
0.345 |
|
| 2004 |
Kristukat C, Dworzak M, Gonñi AR, Zimmer P, Hatami F, Dreßler S, Hoffmann A, Masselink WT, Thomsen C. Recombination dynamics in self-assembled InP/GaP quantum dots under high pressure Physica Status Solidi B-Basic Solid State Physics. 241: 3263-3268. DOI: 10.1002/Pssb.200405216 |
0.325 |
|
| 2004 |
Strassburg M, Rodina A, Dworzak M, Haboeck U, Krestnikov IL, Hoffmann A, Gelhausen O, Phillips MR, Alves HR, Zeuner A, Hofmann DM, Meyer BK. Identification of bound exciton complexes in ZnO Physica Status Solidi B-Basic Solid State Physics. 241: 607-611. DOI: 10.1002/Pssb.200304187 |
0.303 |
|
| 2004 |
Meyer BK, Alves H, Hofmann DM, Kriegseis W, Forster D, Bertram F, Christen J, Hoffmann A, Straßburg M, Dworzak M, Haboeck U, Rodina AV. Bound exciton and donor–acceptor pair recombinations in ZnO Physica Status Solidi B-Basic Solid State Physics. 241: 231-260. DOI: 10.1002/Pssb.200301962 |
0.361 |
|
| 2003 |
Gelhausen O, Malguth E, Phillips MR, Goldys EM, Strassburg M, Hoffmann A, Graf T, Gjukic M, Stutzmann M. Optical Properties of Mn-doped GaN Mrs Proceedings. 798: 569-574. DOI: 10.1557/Proc-798-Y8.5 |
0.332 |
|
| 2003 |
Gelhausen O, Phillips MR, Goldys EM, Paskova T, Monemar B, Strassburg M, Hoffmann A. Formation and dissociation of hydrogen-related defect centers in Mg-doped GaN Mrs Proceedings. 798: 497-502. DOI: 10.1557/Proc-798-Y5.20 |
0.301 |
|
| 2003 |
Krestnikov IL, Strassburg M, Strittmatter A, Ledentsov NN, Christen J, Hoffmann A, Bimberg D. Direct Evidence of Nanoscale Carrier Localization in InGaN/GaN Structures Grown on Si Substrates Japanese Journal of Applied Physics. 42: 1057. DOI: 10.1143/Jjap.42.L1057 |
0.336 |
|
| 2003 |
Bondarev IV, Maksimenko SA, Slepyan GY, Krestnikov IL, Hoffmann A. Exciton-phonon interactions and exciton dephasing in semiconductor quantum-well heterostructures Physical Review B. 68: 73310. DOI: 10.1103/Physrevb.68.073310 |
0.351 |
|
| 2003 |
Hoffmann A, Grimsditch M, Pearson JE, Nogués J, Macedo WAA, Schuller IK. Tailoring the exchange bias via shape anisotropy in ferromagnetic/antiferromagnetic exchange-coupled systems Physical Review B. 67. DOI: 10.1103/Physrevb.67.220406 |
0.364 |
|
| 2003 |
Krestnikov IL, Heitz R, Ledentsov NN, Hoffmann A, Mintairov AM, Kosel TH, Merz JL, Soshnikov IP, Ustinov VM. Inherent nature of localized states in highly planar monolayer InAs/GaAsN pseudo-alloys Applied Physics Letters. 83: 3728-3730. DOI: 10.1063/1.1623320 |
0.341 |
|
| 2003 |
Guffarth F, Heitz R, Geller M, Kapteyn C, Born H, Sellin R, Hoffmann A, Bimberg D, Sobolev NA, Carmo MC. Radiation hardness of InGaAs/GaAs quantum dots Applied Physics Letters. 82: 1941-1943. DOI: 10.1063/1.1561165 |
0.342 |
|
| 2003 |
Gehlhoff W, Azamat D, Hoffmann A, Dietz N. Structure and energy level of native defects in as-grown and electron-irradiated zinc germanium diphosphide studied by EPR and photo-EPR Journal of Physics and Chemistry of Solids. 64: 1923-1927. DOI: 10.1016/S0022-3697(03)00063-5 |
0.305 |
|
| 2003 |
Bondarev IV, Maksimenko SA, Slepyan GY, Krestnikov IL, Hoffmann A. Exciton-phonon interactions and exciton pure dephasing in lens-shaped quantum dots Materials Science and Engineering: C. 23: 1107-1110. DOI: 10.1016/J.Msec.2003.09.070 |
0.352 |
|
| 2003 |
Haboeck U, Siegle H, Hoffmann A, Thomsen C. Lattice dynamics in GaN and AlN probed with first- and second-order Raman spectroscopy Physica Status Solidi (C). 1710-1731. DOI: 10.1002/Pssc.200303130 |
0.329 |
|
| 2003 |
Christen J, Riemann T, Bertram F, Rudloff D, Fischer P, Kaschner A, Haboeck U, Hoffmann A, Thomsen C. Optical micro-characterization of group-III-nitrides: correlation of structural, electronic and optical properties Physica Status Solidi (C). 1795-1815. DOI: 10.1002/Pssc.200303125 |
0.319 |
|
| 2003 |
Cavaco A, Sobolev NA, Carmo MC, Guffarth F, Born H, Heitz R, Hoffmann A, Bimberg D. Carrier dynamics in particle-irradiated InGaAs/GaAs quantum dots Physica Status Solidi C: Conferences. 1177-1180. DOI: 10.1002/Pssc.200303033 |
0.339 |
|
| 2002 |
Hoffmann A, Seo JW, Fitzsimmons MR, Siegwart H, Fompeyrine J, Locquet J-, Dura JA, Majkrzak CF. Induced magnetic moments at a ferromagnet-antiferromagnet interface Physical Review B. 66: 220406. DOI: 10.1103/Physrevb.66.220406 |
0.349 |
|
| 2002 |
Krestnikov IL, Ledentsov NN, Hoffmann A, Bimberg D, Sakharov AV, Lundin WV, Tsatsul’nikov AF, Usikov AS, Alferov ZI, Musikhin YG, Gerthsen D. Quantum dot origin of luminescence in InGaN-GaN structures Physical Review B. 66: 155310. DOI: 10.1103/Physrevb.66.155310 |
0.368 |
|
| 2002 |
Fitzsimmons MR, Leighton C, Nogués J, Hoffmann A, Liu K, Majkrzak CF, Dura JA, Groves JR, Springer RW, Arendt PN, Leiner V, Lauter H, Schuller IK. Influence of in-plane crystalline quality of an antiferromagnet on perpendicular exchange coupling and exchange bias Physical Review B. 65. DOI: 10.1103/Physrevb.65.134436 |
0.332 |
|
| 2002 |
Leighton C, Fitzsimmons MR, Hoffmann A, Dura J, Majkrzak CF, Lund MS, Schuller IK. Thickness-dependent coercive mechanisms in exchange-biased bilayers Physical Review B. 65. DOI: 10.1103/Physrevb.65.064403 |
0.353 |
|
| 2002 |
Slepyan GY, Maksimenko SA, Hoffmann A, Bimberg D. Quantum optics of a quantum dot: Local-field effects Physical Review A. 66: 63804. DOI: 10.1103/Physreva.66.063804 |
0.342 |
|
| 2002 |
Montero MI, Liu K, Stoll OM, Hoffmann A, kerman JJ, Mart n JI, Vicent JL, Baker SM, Russell TP, Leighton C, Nogu s J, Schuller IK. Nanostructures and the proximity effect Journal of Physics D: Applied Physics. 35: 2398-2402. DOI: 10.1088/0022-3727/35/19/311 |
0.362 |
|
| 2002 |
Albrecht M, Grillo V, Remmele T, Strunk HP, Egorov AY, Dumitras G, Riechert H, Kaschner A, Heitz R, Hoffmann A. Effect of annealing on the In and N distribution in InGaAsN quantum wells Applied Physics Letters. 81: 2719-2721. DOI: 10.1063/1.1509122 |
0.314 |
|
| 2002 |
Riemann T, Christen J, Kaschner A, Laades A, Hoffmann A, Thomsen C, Iwaya M, Kamiyama S, Amano H, Akasaki I. Direct observation of Ga-rich microdomains in crack-free AlGaN grown on patterned GaN/sapphire substrates Applied Physics Letters. 80: 3093-3095. DOI: 10.1063/1.1473703 |
0.3 |
|
| 2002 |
Zhou H, Alves H, Hofmann DM, Kriegseis W, Meyer BK, Kaczmarczyk G, Hoffmann A. Behind the weak excitonic emission of ZnO quantum dots: ZnO/Zn(OH)2 core-shell structure Applied Physics Letters. 80: 210-212. DOI: 10.1063/1.1432763 |
0.349 |
|
| 2002 |
Strassburg M, Dworzak M, Born H, Heitz R, Hoffmann A, Bartels M, Lischka K, Schikora D, Christen J. Lateral redistribution of excitons in CdSe'ZnSe quantum dots Applied Physics Letters. 80: 473-475. DOI: 10.1063/1.1432743 |
0.34 |
|
| 2002 |
Born H, Heitz R, Hoffmann A, Bimberg D. Tuned exciton kinetics in self-organized InGaAs=GaAs quantum dots Physica E-Low-Dimensional Systems & Nanostructures. 13: 233-236. DOI: 10.1016/S1386-9477(01)00527-6 |
0.344 |
|
| 2002 |
Hoffmann A, Rizzi A. Papers presented at the International Workshop on Nitride Semiconductors (IWN 2002) Physica Status Solidi (a). 194: 359-359. DOI: 10.1002/1521-396X(200212)194:2<359::Aid-Pssa359>3.0.Co;2-# |
0.311 |
|
| 2002 |
Krestnikov IL, Sakharov AV, Lundin WV, Usikov AS, Tsatsulnikov AF, Musikhin YG, Gerthsen D, Ledentsov NN, Hoffmann A, Bimberg D. Time‐Resolved Studies of InGaN/GaN Quantum Dots Physica Status Solidi (a). 192: 49-53. DOI: 10.1002/1521-396X(200207)192:1<49::Aid-Pssa49>3.0.Co;2-B |
0.363 |
|
| 2002 |
Maksimenko SA, Slepyan GY, Hoffmann A, Bimberg D. Local Field Effects in an Isolated Quantum Dot: Self-Consistent Microscopic Approach Physica Status Solidi (a). 190: 555-559. DOI: 10.1002/1521-396X(200204)190:2<555::Aid-Pssa555>3.0.Co;2-C |
0.311 |
|
| 2002 |
Heitz R, Born H, Guffarth F, Stier O, Schliwa A, Hoffmann A, Bimberg D. Shape‐Dependent Exciton Dynamics in InGaAs/GaAs Quantum Dots Physica Status Solidi (a). 190: 499-504. DOI: 10.1002/1521-396X(200204)190:2<499::Aid-Pssa499>3.0.Co;2-L |
0.349 |
|
| 2002 |
Haboeck U, Kaschner A, Hoffmann A, Thomsen C, Riemann T, Krtschil A, Christen J, Krost A, Seyboth M, Habel F. Correlation of Surface Potential, Free Carrier Concentration and Light Emission in ELO GaN Growth Domains Physica Status Solidi B-Basic Solid State Physics. 234: 911-914. DOI: 10.1002/1521-3951(200212)234:3<911::Aid-Pssb911>3.0.Co;2-O |
0.319 |
|
| 2002 |
Hoffmann A, Rizzi A. Papers presented at the International Workshop on Nitride Semiconductors (IWN 2002) Physica Status Solidi B-Basic Solid State Physics. 234: 711-711. DOI: 10.1002/1521-3951(200212)234:3<711::Aid-Pssb711>3.0.Co;2-W |
0.32 |
|
| 2002 |
Zeuner A, Alves H, Hofmann DM, Meyer BK, Hoffmann A, Kaczmarczyk G, Heuken M, Krost A, Bläsing J. Heteroepitaxy of ZnO on GaN templates Physica Status Solidi B-Basic Solid State Physics. 229: 907-910. DOI: 10.1002/1521-3951(200201)229:2<907::Aid-Pssb907>3.0.Co;2-7 |
0.345 |
|
| 2002 |
Riemann T, Christen J, Kaczmarczyk G, Kaschner A, Hoffmann A, Zeuner A, Hofmann D, Meyer BK. Microscopic Analysis of High Quality Thick ZnO CVD Layers: Imaging of Growth Domains, Strain Relaxation, and Impurity Incorporation Physica Status Solidi B-Basic Solid State Physics. 229: 891-895. DOI: 10.1002/1521-3951(200201)229:2<891::Aid-Pssb891>3.0.Co;2-# |
0.333 |
|
| 2002 |
Zhou H, Alves H, Hofmann DM, Meyer BK, Kaczmarczyk G, Hoffmann A, Thomsen C. Effect of the (OH) Surface Capping on ZnO Quantum Dots Physica Status Solidi B-Basic Solid State Physics. 229: 825-828. DOI: 10.1002/1521-3951(200201)229:2<825::Aid-Pssb825>3.0.Co;2-B |
0.338 |
|
| 2002 |
Broser I, Hoffmann A, Kutzer V. A quantitative analysis of two-colour pump and probe spectra from bound excitons in compensated II-VI semiconductors Physica Status Solidi B-Basic Solid State Physics. 229: 617-620. DOI: 10.1002/1521-3951(200201)229:2<617::Aid-Pssb617>3.0.Co;2-F |
0.321 |
|
| 2002 |
Strassburg M, Christen J, Dworzak M, Heitz R, Hoffmann A, Bartels M, Lischka K, Schikora D. Analysis of Quantum Dot Formation and Exciton Localisation in the (Zn, Cd) (S, Se) System Physica Status Solidi B-Basic Solid State Physics. 229: 529-532. DOI: 10.1002/1521-3951(200201)229:1<529::Aid-Pssb529>3.0.Co;2-8 |
0.317 |
|
| 2001 |
Leighton C, Fitzsimmons MR, Yashar P, Hoffmann A, Nogués J, Dura J, Majkrzak CF, Schuller IK. Two-stage magnetization reversal in exchange biased bilayers. Physical Review Letters. 86: 4394-7. PMID 11328183 DOI: 10.1103/Physrevlett.86.4394 |
0.33 |
|
| 2001 |
Heitz R, Born H, Guffarth F, Stier O, Schliwa A, Hoffmann A, Bimberg D. Existence of a phonon bottleneck for excitons in quantum dots Physical Review B. 64: 241305. DOI: 10.1103/Physrevb.64.241305 |
0.368 |
|
| 2001 |
Slepyan GY, Maksimenko SA, Kalosha VP, Hoffmann A, Bimberg D. Effective boundary conditions for planar quantum dot structures Physical Review B. 64: 125326. DOI: 10.1103/Physrevb.64.125326 |
0.339 |
|
| 2001 |
Rodina AV, Dietrich M, Göldner A, Eckey L, Hoffmann A, Efros AL, Rosen M, Meyer BK. Free excitons in wurtzite GaN Physical Review B. 64: 115204. DOI: 10.1103/Physrevb.64.115204 |
0.367 |
|
| 2001 |
Fitzsimmons MR, Leighton C, Hoffmann A, Yashar PC, Nogués J, Liu K, Majkrzak CF, Dura JA, Fritzsche H, Schuller IK. Influence of interfacial disorder and temperature on magnetization reversal in exchange-coupled bilayers Physical Review B. 64. DOI: 10.1103/Physrevb.64.104415 |
0.353 |
|
| 2001 |
Leighton C, Hoffmann A, Fitzsimmons MR, Nogués J, Schuller IK. Deposition of epitaxial α-Fe2O3 layers for exchange bias studies by reactive dc magnetron sputtering Philosophical Magazine B. 81: 1927-1934. DOI: 10.1080/13642810110061501 |
0.3 |
|
| 2001 |
Krestnikov IL, Ledentsov NN, Hoffmann A, Bimberg D. Arrays of Two-Dimensional Islands Formed by Submonolayer Insertions: Growth, Properties, Devices Physica Status Solidi (a). 183: 207-233. DOI: 10.1002/1521-396X(200102)183:2<207::Aid-Pssa207>3.0.Co;2-2 |
0.36 |
|
| 2001 |
Strassburg M, Hoffmann A, Krestnikov IL, Ledentsov NN. Optical and Structural Properties of Quantum Dots in Wide‐Bandgap Semiconductors Physica Status Solidi (a). 183: 99-104. DOI: 10.1002/1521-396X(200101)183:1<99::Aid-Pssa99>3.0.Co;2-A |
0.329 |
|
| 2001 |
Born H, Heitz R, Hoffmann A, Guffarth F, Bimberg D. Suppressed Relaxation in InGaAs/GaAs Quantum Dots Physica Status Solidi B-Basic Solid State Physics. 224: 487-491. DOI: 10.1002/1521-3951(200103)224:2<487::Aid-Pssb487>3.0.Co;2-# |
0.362 |
|
| 2000 |
Goñi AR, Born H, Heitz R, Hoffmann A, Thomsen C, Heinrichsdorff F, Bimberg D. Magnetoluminescence Study of Annealing Effects on the Electronic Structure of Self-organized InGaAs/GaAs Quantum Dots Japanese Journal of Applied Physics. 39: 3907-3914. DOI: 10.1143/Jjap.39.3907 |
0.383 |
|
| 2000 |
Martín JI, Vélez M, Hoffmann A, Schuller IK, Vicent JL. Temperature dependence and mechanisms of vortex pinning by periodic arrays of Ni dots in Nb films Physical Review B. 62: 9110-9116. DOI: 10.1103/Physrevb.62.9110 |
0.356 |
|
| 2000 |
Hoffmann A, Prieto P, Schuller IK. Periodic vortex pinning with magnetic and nonmagnetic dots: The influence of size Physical Review B. 61: 6958-6965. DOI: 10.1103/Physrevb.61.6958 |
0.353 |
|
| 2000 |
Heitz R, Born H, Hoffmann A, Bimberg D, Mukhametzhanov I, Madhukar A. Resonant Raman scattering in self-organized InAs'GaAs quantum dots Applied Physics Letters. 77: 3746-3748. DOI: 10.1063/1.1329321 |
0.363 |
|
| 2000 |
Strassburg M, Deniozou T, Hoffmann A, Heitz R, Pohl UW, Bimberg D, Litvinov D, Rosenauer A, Gerthsen D, Schwedhelm S, Lischka K, Schikora D. Coexistence of planar and three-dimensional quantum dots in CdSe/ZnSe structures Applied Physics Letters. 76: 685-687. DOI: 10.1063/1.125861 |
0.363 |
|
| 2000 |
Schikora D, Schwedhelm S, As DJ, Lischka K, Litvinov D, Rosenauer A, Gerthsen D, Strassburg M, Hoffmann A, Bimberg D. Investigations on the Stranski–Krastanow growth of CdSe quantum dots Applied Physics Letters. 76: 418-420. DOI: 10.1063/1.125773 |
0.307 |
|
| 2000 |
Ledentsov NN, Krestnikov IL, Straßburg M, Engelhardt R, Rodt S, Heitz R, Pohl UW, Hoffmann A, Bimberg D, Sakharov AV, Lundin WV, Usikov AS, Alferov ZI, Litvinov D, Rosenauer A, et al. Quantum dots formed by ultrathin insertions in wide-gap matrices Thin Solid Films. 367: 40-47. DOI: 10.1016/S0040-6090(00)00659-3 |
0.381 |
|
| 2000 |
Kaschner A, Holst J, Hoffmann A, Broser I, Fischer P, Bertram F, Riemann T, Christen J, Hiramatsu K, Shibata T, Sawaki N. Time-resolved micro-photoluminescence of epitaxial laterally overgrown GaN Journal of Luminescence. 87: 1192-1195. DOI: 10.1016/S0022-2313(99)00593-1 |
0.351 |
|
| 2000 |
Straßburg M, Deniozou T, Hoffmann A, Rodt S, Türck V, Heitz R, Pohl UW, Bimberg D, Litvinov D, Rosenauer A, Gerthsen D, Schwedhelm S, Kudryashov I, Lischka K, Schikora D. Optical identification of quantum dot types in CdSe/ZnSe structures Journal of Crystal Growth. 214: 756-760. DOI: 10.1016/S0022-0248(00)00218-9 |
0.323 |
|
| 2000 |
Meyne C, Pohl UW, Richter W, Straßburg M, Hoffmann A, Türck V, Rodt S, Bimberg D, Gerthsen D. Quantum island formation in CdS/ZnS heterostructures grown by MOVPE Journal of Crystal Growth. 214: 722-726. DOI: 10.1016/S0022-0248(00)00187-1 |
0.327 |
|
| 2000 |
Maksimenko SA, Slepyan GY, Kalosha VP, Maly SV, Ledentsov NN, Herrmann J, Hoffmann A, Bimberg D, Alferov ZI. Electromagnetic response of 3D arrays of quantum dots Journal of Electronic Materials. 29: 494-503. DOI: 10.1007/S11664-000-0034-3 |
0.329 |
|
| 2000 |
Krestnikov IL, Sakharov AV, Lundin WV, Usikov AS, Tsatsulnikov AF, Ledentsov NN, Alferov ZI, Soshnikov IP, Gerthsen D, Plaut AC, Holst J, Hoffmann A, Bimberg D. Lasing in Vertical Direction in Structures with InGaN Quantum Dots Physica Status Solidi (a). 180: 91-96. DOI: 10.1002/1521-396X(200007)180:1<91::Aid-Pssa91>3.0.Co;2-J |
0.302 |
|
| 2000 |
Holst J, Kaschner A, Gfug U, Hoffmann A, Thomsen C, Bertram F, Riemann T, Rudloff D, Fischer P, Christen J, Averbeck R, Riechert H, Heuken M, Schwambera M, Schön O. Comparison of the Mechanism of Optical Amplification in InGaN/GaN Heterostructures Grown by Molecular Beam Epitaxy and MOCVD Physica Status Solidi (a). 180: 327-332. DOI: 10.1002/1521-396X(200007)180:1<327::Aid-Pssa327>3.0.Co;2-R |
0.337 |
|
| 2000 |
Heitz R, Born H, Lüttgert T, Hoffmann A, Bimberg D. Resonantly Excited Time‐Resolved Photoluminescence Study of Self‐Organized InGaAs/GaAs Quantum Dots Physica Status Solidi B-Basic Solid State Physics. 221: 65-70. DOI: 10.1002/1521-3951(200009)221:1<65::Aid-Pssb65>3.0.Co;2-Z |
0.321 |
|
| 1999 |
Kaschner A, Holst J, Gfug Uv, Hoffmann A, Bertram F, Riemann T, Rudloff D, Fischer P, Christen J, Averbeck R, Riechert H. Correlation between Structural Properties and Optical Amplification in InGaN/GaN Heterostructures Grown by Molecular Beam Epitaxy Mrs Proceedings. 595. DOI: 10.1557/Proc-595-F99W11.34 |
0.322 |
|
| 1999 |
Steude G, Meyer BK, Göldner A, Hoffmann A, Kaschner A, Bechstedt F, Amano H, Akasaki I. Strain Modification of GaN in AlGaN/GaN Epitaxial Films Japanese Journal of Applied Physics. 38: 498-500. DOI: 10.1143/Jjap.38.L498 |
0.315 |
|
| 1999 |
Tsatsul’nikov AF, Ber BY, Kartashova AP, Kudryavtsev YA, Ledentsov NN, Lundin VV, Maksimov MV, Sakharov AV, Usikov AS, Alfërov ZI, Hoffmann A. Investigation of MOVPE-grown GaN layers doped with As atoms Semiconductors. 33: 728-730. DOI: 10.1134/1.1187770 |
0.306 |
|
| 1999 |
Martín JI, Vélez M, Hoffmann A, Schuller IK, Vicent JL. Artificially Induced Reconfiguration of the Vortex Lattice by Arrays of Magnetic Dots Physical Review Letters. 83: 1022-1025. DOI: 10.1103/Physrevlett.83.1022 |
0.354 |
|
| 1999 |
Krestnikov IL, Straßburg M, Caesar M, Hoffmann A, Pohl UW, Bimberg D, Ledentsov NN, Kop’ev PS, Alferov ZI, Litvinov D, Rosenauer A, Gerthsen D. Control of the electronic properties of CdSe submonolayer superlattices via vertical correlation of quantum dots Physical Review B. 60: 8695-8703. DOI: 10.1103/Physrevb.60.8695 |
0.388 |
|
| 1999 |
Sakharov AV, Lundin WV, Krestnikov IL, Semenov VA, Usikov AS, Tsatsul’nikov AF, Musikhin YG, Baidakova MV, Alferov ZI, Ledentsov NN, Hoffmann A, Bimberg D. Surface-mode lasing from stacked InGaN insertions in a GaN matrix Applied Physics Letters. 74: 3921-3923. DOI: 10.1063/1.124224 |
0.329 |
|
| 1999 |
Steude G, Meyer BK, Göldner A, Hoffmann A, Bertram F, Christen J, Amano H, Akasaki I. Optical investigations of AlGaN on GaN epitaxial films Applied Physics Letters. 74: 2456-2458. DOI: 10.1063/1.123879 |
0.337 |
|
| 1999 |
Ledentsov NN, Tsatsul’nikov AF, Egorov AY, Kop’ev PS, Kovsh AR, Maximov MV, Ustinov VM, Volovik BV, Zhukov AE, Alferov ZI, Krestnikov IL, Bimberg D, Hoffmann A. Intrinsic optical confinement and lasing in InAs–AlGaAs submonolayer superlattices Applied Physics Letters. 74: 161-163. DOI: 10.1063/1.123281 |
0.34 |
|
| 1999 |
Gilabert A, Medici MG, Hoffmann A, Schuller IK, Schmidl F, Seidel P. Journal of Superconductivity. 12: 121-123. DOI: 10.1023/A:1007746325296 |
0.308 |
|
| 1999 |
Göldner A, Hoffmann A, Gil B, Lefebvre P, Bigenwald P, Christol P, Morkoç H. Microcalorimetric absorption spectroscopy in GaN–AlGaN quantum wells Materials Science and Engineering: B. 59: 319-322. DOI: 10.1016/S0921-5107(98)00363-8 |
0.347 |
|
| 1999 |
Heitz R, Mukhametzhanov I, Madhukar A, Hoffmann A, Bimberg D. Temperature dependent optical properties of self-organized InAs/GaAs quantum dots Journal of Electronic Materials. 28: 520-527. DOI: 10.1007/S11664-999-0105-Z |
0.362 |
|
| 1999 |
Lundin WV, Usikov AS, Sakharov AV, Tretyakov VV, Poloskin DV, Ledentsov NN, Hoffmann A. Growth and Characterization of Thick Si-Doped AlGaN Epilayers on Sapphire Substrates Physica Status Solidi (a). 176: 379-384. DOI: 10.1002/(Sici)1521-396X(199911)176:1<379::Aid-Pssa379>3.0.Co;2-V |
0.318 |
|
| 1999 |
Frey T, As DJ, Schikora D, Lischka K, Holst J, Hoffmann A. Photoluminescence And Gain Of Mbe Grown Cubic Inxga1-Xn/Gan Heterostructures Physica Status Solidi B-Basic Solid State Physics. 216: 259-263. DOI: 10.1002/(Sici)1521-3951(199911)216:1<259::Aid-Pssb259>3.0.Co;2-8 |
0.326 |
|
| 1999 |
Rodina AV, Dietrich M, Göldner A, Eckey L, Efros AL, Rosen M, Hoffmann A, Meyer BK. Exciton Energy Structure in Wurtzite GaN Physica Status Solidi B-Basic Solid State Physics. 216: 21-26. DOI: 10.1002/(Sici)1521-3951(199911)216:1<21::Aid-Pssb21>3.0.Co;2-S |
0.382 |
|
| 1999 |
Born H, Goñi AR, Heitz R, Hoffmann A, Thomsen C, Heinrichsdorff F, Bimberg D. Magnetoluminescence of Annealed Self-Organized InGaAs/GaAs Quantum Dots Physica Status Solidi B-Basic Solid State Physics. 215: 313-318. DOI: 10.1002/(Sici)1521-3951(199909)215:1<313::Aid-Pssb313>3.0.Co;2-3 |
0.352 |
|
| 1998 |
Holst J, Hoffmann A, Broser I, Frey T, Schöttker B, As DJ, Schikora D, Lischka K. Mechanisms of Optical Gain in Cubic GaN and Ingan Mrs Proceedings. 537. DOI: 10.1557/Proc-537-G2.3 |
0.33 |
|
| 1998 |
Siegle H, Kaschner A, Hoffmann A, Broser I, Thomsen C, Einfeldt S, Hommel D. Raman scattering from defects in GaN: The question of vibrational or electronic scattering mechanism Physical Review B. 58: 13619-13626. DOI: 10.1103/Physrevb.58.13619 |
0.322 |
|
| 1998 |
Martı́n JI, Jaccard Y, Hoffmann A, Nogués J, George JM, Vicent JL, Schuller IK. Fabrication of submicrometric magnetic structures by electron-beam lithography Journal of Applied Physics. 84: 411-415. DOI: 10.1063/1.368042 |
0.353 |
|
| 1998 |
Martin JI, Velez M, Nogues J, Hoffmann A, Jaccard Y, Schuller IK. Pinning effects by arrays of magnetic dots on niobium film Journal of Magnetism and Magnetic Materials. 177: 915-916. DOI: 10.1016/S0304-8853(97)00377-6 |
0.379 |
|
| 1997 |
Heitz R, Veit M, Ledentsov NN, Hoffmann A, Bimberg D, Ustinov VM, Kop'ev PS, Alferov ZI. Energy relaxation by multiphonon processes in InAs/GaAs quantum dots Physical Review B. 56: 10435-10445. DOI: 10.1103/Physrevb.56.10435 |
0.363 |
|
| 1996 |
Volm D, Oettinger K, Streibl T, Kovalev D, Ben-Chorin M, Diener J, Meyer BK, Majewski J, Eckey L, Hoffmann A, Amano H, Akasaki I, Hiramatsu K, Detchprohm T. Exciton fine structure in undoped GaN epitaxial films. Physical Review. B, Condensed Matter. 53: 16543-16550. PMID 9983498 DOI: 10.1103/Physrevb.53.16543 |
0.365 |
|
| 1995 |
Hoffmann A, Lemmens P, Winkeler L, Güntherodt G. The pairing mechanism in HTSC investigated by electronic Raman scattering Journal of Low Temperature Physics. 99: 201-203. DOI: 10.1007/Bf00752288 |
0.329 |
|
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