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Alexander F. Kemper, Ph.D. - Publications

Affiliations: 
2010-2012 Physics Stanford University, Palo Alto, CA 
 2012-2015 Scientific Computing Group Lawrence Berkeley National Laboratory, Berkeley, CA, USA 
 2015- Physics North Carolina State University, Raleigh, NC 
Area:
Time-resolved phenomena, non-equilibrium physics, Superconductivity, Strongly Correlated Electron
Website:
http://go.ncsu.edu/kemper-lab
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69 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2019 Na MX, Mills AK, Boschini F, Michiardi M, Nosarzewski B, Day RP, Razzoli E, Sheyerman A, Schneider M, Levy G, Zhdanovich S, Devereaux TP, Kemper AF, Jones DJ, Damascelli A. Direct determination of mode-projected electron-phonon coupling in the time domain. Science (New York, N.Y.). 366: 1231-1236. PMID 31806810 DOI: 10.1126/Science.Aaw1662  0.497
2019 Bataller AW, Younts RA, Rustagi A, Yu Y, Ardekani H, Kemper A, Cao L, Gundogdu K. Correction to Dense Electron-Hole Plasma Formation and Ultralong Charge Lifetime in Monolayer MoS via Material Tuning. Nano Letters. PMID 31244207 DOI: 10.1021/Acs.Nanolett.9B02578  0.361
2019 Soifer H, Gauthier A, Kemper AF, Rotundu CR, Yang SL, Xiong H, Lu D, Hashimoto M, Kirchmann PS, Sobota JA, Shen ZX. Band-Resolved Imaging of Photocurrent in a Topological Insulator. Physical Review Letters. 122: 167401. PMID 31075004 DOI: 10.1103/Physrevlett.122.167401  0.449
2019 Kung HH, Goyal AP, Maslov DL, Wang X, Lee A, Kemper AF, Cheong SW, Blumberg G. Observation of chiral surface excitons in a topological insulator BiSe. Proceedings of the National Academy of Sciences of the United States of America. PMID 30787189 DOI: 10.1073/Pnas.1813514116  0.437
2019 Bataller AW, Younts R, Rustagi A, Yu Y, Ardekani H, Kemper A, Cao L, Gundogdu K. Dense Electron-Hole Plasma Formation and Ultra-Long Charge Lifetime in Monolayer MoS via Material Tuning. Nano Letters. PMID 30608697 DOI: 10.1021/Acs.Nanolett.8B04408  0.447
2019 Revelle JP, Kumar A, Kemper AF. Theory of Time-Resolved Optical Conductivity of Superconductors: Comparing Two Methods for Its Evaluation Condensed Matter. 4: 79. DOI: 10.3390/Condmat4030079  0.339
2019 Kumar A, Johnston S, Kemper AF. Identifying a forward-scattering superconductor through pump-probe spectroscopy Epl (Europhysics Letters). 124: 67002. DOI: 10.1209/0295-5075/124/67002  0.47
2019 Rustagi A, Kemper AF. Coherent excitonic quantum beats in time-resolved photoemission measurements Physical Review B. 99. DOI: 10.1103/Physrevb.99.125303  0.394
2019 Pfau H, Rotundu CR, Palmstrom JC, Chen SD, Hashimoto M, Lu D, Kemper AF, Fisher IR, Shen Z. Detailed band structure of twinned and detwinned BaFe2As2 studied with angle-resolved photoemission spectroscopy Physical Review B. 99. DOI: 10.1103/Physrevb.99.035118  0.349
2019 Kumar A, Kemper AF. Higgs oscillations in time-resolved optical conductivity Physical Review B. 100. DOI: 10.1103/Physrevb.100.174515  0.355
2018 Topp GE, Tancogne-Dejean N, Kemper AF, Rubio A, Sentef MA. All-optical nonequilibrium pathway to stabilising magnetic Weyl semimetals in pyrochlore iridates. Nature Communications. 9: 4452. PMID 30367073 DOI: 10.1038/S41467-018-06991-8  0.399
2018 Yi M, Frano A, Lu DH, He Y, Wang M, Frandsen BA, Kemper AF, Yu R, Si Q, Wang L, He M, Hardy F, Schweiss P, Adelmann P, Wolf T, et al. Spectral Evidence for Emergent Order in Ba_{1-x}Na_{x}Fe_{2}As_{2}. Physical Review Letters. 121: 127001. PMID 30296157 DOI: 10.1103/Physrevlett.121.127001  0.362
2018 Konstantinova T, Rameau JD, Reid AH, Abdurazakov O, Wu L, Li R, Shen X, Gu G, Huang Y, Rettig L, Avigo I, Ligges M, Freericks JK, Kemper AF, Dürr HA, et al. Nonequilibrium electron and lattice dynamics of strongly correlated BiSrCaCuO single crystals. Science Advances. 4: eaap7427. PMID 29719862 DOI: 10.1126/Sciadv.Aap7427  0.752
2018 Cilento F, Manzoni G, Sterzi A, Peli S, Ronchi A, Crepaldi A, Boschini F, Cacho C, Chapman R, Springate E, Eisaki H, Greven M, Berciu M, Kemper AF, Damascelli A, et al. Dynamics of correlation-frozen antinodal quasiparticles in superconducting cuprates. Science Advances. 4: eaar1998. PMID 29507885 DOI: 10.1126/Sciadv.Aar1998  0.417
2018 Kemper A, Abdurazakov O, Freericks J. General Principles for the Nonequilibrium Relaxation of Populations in Quantum Materials Physical Review X. 8. DOI: 10.1103/Physrevx.8.041009  0.748
2018 Abdurazakov O, Nevola D, Rustagi A, Freericks JK, Dougherty DB, Kemper AF. Nonequilibrium electron dynamics in pump-probe spectroscopy: Role of excited phonon populations Physical Review B. 98. DOI: 10.1103/Physrevb.98.245110  0.754
2018 Rustagi A, Kemper AF. Photoemission signature of excitons Physical Review B. 97. DOI: 10.1103/Physrevb.97.235310  0.385
2017 Rustagi A, Kemper AF. Theoretical Phase Diagram for the Room-Temperature Electron-Hole Liquid in Photoexcited Quasi-Two-Dimensional Monolayer MoS2. Nano Letters. PMID 29215286 DOI: 10.1021/Acs.Nanolett.7B04377  0.408
2017 Coslovich G, Kemper AF, Behl S, Huber B, Bechtel HA, Sasagawa T, Martin MC, Lanzara A, Kaindl RA. Ultrafast dynamics of vibrational symmetry breaking in a charge-ordered nickelate. Science Advances. 3: e1600735. PMID 29202025 DOI: 10.1126/Sciadv.1600735  0.484
2017 Hübener H, Sentef MA, De Giovannini U, Kemper AF, Rubio A. Creating stable Floquet-Weyl semimetals by laser-driving of 3D Dirac materials. Nature Communications. 8: 13940. PMID 28094286 DOI: 10.1038/Ncomms13940  0.37
2017 Freericks JK, Abdurazakov O, Kemper AF. Relaxation of nonequilibrium populations after a pump: the breaking of Mathiessen's rule Proceedings of Spie. 10193: 1019303. DOI: 10.1117/12.2261872  0.729
2017 Nosarzewski B, Moritz B, Freericks JK, Kemper AF, Devereaux TP. Amplitude mode oscillations in pump-probe photoemission spectra from a d -wave superconductor Physical Review B. 96. DOI: 10.1103/Physrevb.96.184518  0.344
2017 Kung H, Salehi M, Boulares I, Kemper AF, Koirala N, Brahlek M, Lošťák P, Uher C, Merlin R, Wang X, Cheong S, Oh S, Blumberg G. Surface vibrational modes of the topological insulator Bi2Se3 observed by Raman spectroscopy Physical Review B. 95. DOI: 10.1103/Physrevb.95.245406  0.347
2017 Kemper AF, Sentef MA, Moritz B, Devereaux TP, Freericks JK. Review of the Theoretical Description of Time-Resolved Angle-Resolved Photoemission Spectroscopy in Electron-Phonon Mediated Superconductors Annalen Der Physik. 529: 1600235. DOI: 10.1002/Andp.201600235  0.502
2016 Rameau JD, Freutel S, Kemper AF, Sentef MA, Freericks JK, Avigo I, Ligges M, Rettig L, Yoshida Y, Eisaki H, Schneeloch J, Zhong RD, Xu ZJ, Gu GD, Johnson PD, et al. Energy dissipation from a correlated system driven out of equilibrium. Nature Communications. 7: 13761. PMID 27996009 DOI: 10.1038/Ncomms13761  0.488
2016 Jozwiak C, Sobota JA, Gotlieb K, Kemper AF, Rotundu CR, Birgeneau RJ, Hussain Z, Lee DH, Shen ZX, Lanzara A. Spin-polarized surface resonances accompanying topological surface state formation. Nature Communications. 7: 13143. PMID 27739428 DOI: 10.1038/Ncomms13143  0.353
2016 Hinton JP, Thewalt E, Alpichshev Z, Mahmood F, Koralek JD, Chan MK, Veit MJ, Dorow CJ, Barišić N, Kemper AF, Bonn DA, Hardy WN, Liang R, Gedik N, Greven M, et al. The rate of quasiparticle recombination probes the onset of coherence in cuprate superconductors. Scientific Reports. 6: 23610. PMID 27071712 DOI: 10.1038/Srep23610  0.345
2016 Kemper A, Freericks J. Relationship between Population Dynamics and the Self-Energy in Driven Non-Equilibrium Systems Entropy. 18: 180. DOI: 10.3390/E18050180  0.398
2016 Sentef MA, Kemper AF, Georges A, Kollath C. Theory of light-enhanced phonon-mediated superconductivity Physical Review B - Condensed Matter and Materials Physics. 93. DOI: 10.1103/Physrevb.93.144506  0.51
2016 Moore RG, Lee WS, Kirchman PS, Chuang YD, Kemper AF, Trigo M, Patthey L, Lu DH, Krupin O, Yi M, Reis DA, Doering D, Denes P, Schlotter WF, Turner JJ, et al. Ultrafast resonant soft x-ray diffraction dynamics of the charge density wave inTbTe3 Physical Review B. 93. DOI: 10.1103/Physrevb.93.024304  0.393
2016 Kemper AF, Krishnamurthy HR, Freericks JK. The role of average time dependence on the relaxation of excited electron populations in nonequilibrium many-body physics Fortschritte Der Physik. 65: 1600042. DOI: 10.1002/Prop.201600042  0.462
2015 Yi M, Wang M, Kemper AF, Mo SK, Hussain Z, Bourret-Courchesne E, Lanzara A, Hashimoto M, Lu DH, Shen ZX, Birgeneau RJ. Bandwidth and Electron Correlation-Tuned Superconductivity in Rb_{0.8}Fe_{2}(Se_{1-z}S_{z})_{2}. Physical Review Letters. 115: 256403. PMID 26722933 DOI: 10.1103/Physrevlett.115.256403  0.387
2015 Gerber S, Kim KW, Zhang Y, Zhu D, Plonka N, Yi M, Dakovski GL, Leuenberger D, Kirchmann PS, Moore RG, Chollet M, Glownia JM, Feng Y, Lee JS, Mehta A, ... Kemper AF, et al. Direct characterization of photoinduced lattice dynamics in BaFe2As2. Nature Communications. 6: 7377. PMID 26051704 DOI: 10.1038/Ncomms8377  0.513
2015 Sentef MA, Claassen M, Kemper AF, Moritz B, Oka T, Freericks JK, Devereaux TP. Theory of Floquet band formation and local pseudospin textures in pump-probe photoemission of graphene. Nature Communications. 6: 7047. PMID 25958840 DOI: 10.1038/Ncomms8047  0.377
2015 Kemper AF, Sentef MA, Moritz B, Freericks JK, Devereaux TP. Direct observation of Higgs mode oscillations in the pump-probe photoemission spectra of electron-phonon mediated superconductors Physical Review B - Condensed Matter and Materials Physics. 92. DOI: 10.1103/Physrevb.92.224517  0.435
2015 Langner MC, Roy S, Kemper AF, Chuang YD, Mishra SK, Versteeg RB, Zhu Y, Hertlein MP, Glover TE, Dumesnil K, Schoenlein RW. Scattering bottleneck for spin dynamics in metallic helical antiferromagnetic dysprosium Physical Review B - Condensed Matter and Materials Physics. 92. DOI: 10.1103/Physrevb.92.184423  0.417
2015 Leuenberger D, Sobota JA, Yang SL, Kemper AF, Giraldo-Gallo P, Moore RG, Fisher IR, Kirchmann PS, Devereaux TP, Shen ZX. Classification of collective modes in a charge density wave by momentum-dependent modulation of the electronic band structure Physical Review B - Condensed Matter and Materials Physics. 91. DOI: 10.1103/Physrevb.91.201106  0.386
2015 Liu F, Lin L, Vigil-Fowler D, Lischner J, Kemper AF, Sharifzadeh S, da Jornada FH, Deslippe J, Yang C, Neaton JB, Louie SG. Numerical integration for ab initio many-electron self energy calculations within the GW approximation Journal of Computational Physics. 286: 1-13. DOI: 10.1016/J.Jcp.2015.01.023  0.311
2014 Sobota JA, Yang SL, Leuenberger D, Kemper AF, Analytis JG, Fisher IR, Kirchmann PS, Devereaux TP, Shen ZX. Distinguishing bulk and surface electron-phonon coupling in the topological insulator Bi(2)Se(3) using time-resolved photoemission spectroscopy. Physical Review Letters. 113: 157401. PMID 25375740 DOI: 10.1103/Physrevlett.113.157401  0.418
2014 Yi M, Zhang Y, Liu ZK, Ding X, Chu JH, Kemper AF, Plonka N, Moritz B, Hashimoto M, Mo SK, Hussain Z, Devereaux TP, Fisher IR, Wen HH, Shen ZX, et al. Dynamic competition between spin-density wave order and superconductivity in underdoped Ba(1-x)K(x)Fe2As2. Nature Communications. 5: 3711. PMID 24762657 DOI: 10.1038/Ncomms4711  0.405
2014 Böhm T, Kemper AF, Moritz B, Kretzschmar F, Muschler B, Eiter HM, Hackl R, Devereaux TP, Scalapino DJ, Wen HH. Balancing act: Evidence for a strong subdominant d-wave pairing channel in Ba0.6K0.4Fe2As2 Physical Review X. 4. DOI: 10.1103/Physrevx.4.041046  0.396
2014 Sentef M, Kemper AF, Moritz B, Freericks JK, Shen ZX, Devereaux TP. Examining electron-boson coupling using time-resolved spectroscopy Physical Review X. 3. DOI: 10.1103/Physrevx.3.041033  0.486
2014 Sobota JA, Yang SL, Leuenberger D, Kemper AF, Analytis JG, Fisher IR, Kirchmann PS, Devereaux TP, Shen ZX. Distinguishing bulk and surface electron-phonon coupling in the topological insulator Bi2Se3 using time-resolved photoemission spectroscopy Physical Review Letters. 113. DOI: 10.1103/PhysRevLett.113.157401  0.335
2014 Shen W, Kemper AF, Devereaux TP, Freericks JK. Exact solution for high harmonic generation and the response to an ac driving field for a charge density wave insulator Physical Review B - Condensed Matter and Materials Physics. 90. DOI: 10.1103/Physrevb.90.115113  0.342
2014 Kemper AF, Sentef MA, Moritz B, Freericks JK, Devereaux TP. Publisher's Note: Effect of dynamical spectral weight redistribution on effective interactions in time-resolved spectroscopy [Phys. Rev. B90, 075126 (2014)] Physical Review B. 90. DOI: 10.1103/Physrevb.90.079905  0.312
2014 Kemper AF, Sentef MA, Moritz B, Freericks JK, Devereaux TP. Effect of dynamical spectral weight redistribution on effective interactions in time-resolved spectroscopy Physical Review B - Condensed Matter and Materials Physics. 90. DOI: 10.1103/Physrevb.90.075126  0.534
2014 Sobota JA, Yang SL, Leuenberger D, Kemper AF, Analytis JG, Fisher IR, Kirchmann PS, Devereaux TP, Shen ZX. Ultrafast electron dynamics in the topological insulator Bi2Se3 studied by time-resolved photoemission spectroscopy Journal of Electron Spectroscopy and Related Phenomena. DOI: 10.1016/J.Elspec.2014.01.005  0.522
2013 Sobota JA, Yang SL, Kemper AF, Lee JJ, Schmitt FT, Li W, Moore RG, Analytis JG, Fisher IR, Kirchmann PS, Devereaux TP, Shen ZX. Direct optical coupling to an unoccupied dirac surface state in the topological insulator Bi2Se3. Physical Review Letters. 111: 136802. PMID 24116801 DOI: 10.1103/Physrevlett.111.136802  0.404
2013 Moritz B, Kemper AF, Sentef M, Devereaux TP, Freericks JK. Electron-mediated relaxation following ultrafast pumping of strongly correlated materials: model evidence of a correlation-tuned crossover between thermal and nonthermal states. Physical Review Letters. 111: 077401. PMID 23992080 DOI: 10.1103/PhysRevLett.111.077401  0.407
2013 Hamdan R, Kemper AF, Cao C, Cheng HP. Structure and functionality of bromine doped graphite. The Journal of Chemical Physics. 138: 164702. PMID 23635160 DOI: 10.1063/1.4801786  0.558
2013 Rana KG, Yajima T, Parui S, Kemper AF, Devereaux TP, Hikita Y, Hwang HY, Banerjee T. Hot electron transport in a strongly correlated transition-metal oxide. Scientific Reports. 3: 1274. PMID 23429420 DOI: 10.1038/Srep01274  0.438
2013 Eiter HM, Lavagnini M, Hackl R, Nowadnick EA, Kemper AF, Devereaux TP, Chu JH, Analytis JG, Fisher IR, Degiorgi L. Alternative route to charge density wave formation in multiband systems. Proceedings of the National Academy of Sciences of the United States of America. 110: 64-9. PMID 23248317 DOI: 10.1073/Pnas.1214745110  0.438
2013 Plonka N, Kemper AF, Graser S, Kampf AP, Devereaux TP. Tunneling spectroscopy for probing orbital anisotropy in iron pnictides Physical Review B - Condensed Matter and Materials Physics. 88. DOI: 10.1103/Physrevb.88.174518  0.354
2013 Kung YF, Lee WS, Chen CC, Kemper AF, Sorini AP, Moritz B, Devereaux TP. Time-dependent charge-order and spin-order recovery in striped systems Physical Review B - Condensed Matter and Materials Physics. 88. DOI: 10.1103/Physrevb.88.125114  0.348
2013 Kemper AF, Sentef M, Moritz B, Kao CC, Shen ZX, Freericks JK, Devereaux TP. Mapping of unoccupied states and relevant bosonic modes via the time-dependent momentum distribution Physical Review B - Condensed Matter and Materials Physics. 87. DOI: 10.1103/Physrevb.87.235139  0.431
2013 Lee YS, Moon SJ, Riggs SC, Shapiro MC, Fisher IR, Fulfer BW, Chan JY, Kemper AF, Basov DN. Infrared study of the electronic structure of the metallic pyrochlore iridate Bi2Ir2O7 Physical Review B - Condensed Matter and Materials Physics. 87. DOI: 10.1103/Physrevb.87.195143  0.408
2013 Kemper AF, Moritz B, Freericks JK, Devereaux TP. Theoretical description of high-order harmonic generation in solids New Journal of Physics. 15. DOI: 10.1088/1367-2630/15/2/023003  0.33
2012 Lee WS, Chuang YD, Moore RG, Zhu Y, Patthey L, Trigo M, Lu DH, Kirchmann PS, Krupin O, Yi M, Langner M, Huse N, Robinson JS, Chen Y, Zhou SY, ... ... Kemper AF, et al. Phase fluctuations and the absence of topological defects in a photo-excited charge-ordered nickelate. Nature Communications. 3: 838. PMID 22588300 DOI: 10.1038/Ncomms1837  0.367
2012 Srivastava MK, Wang Y, Kemper AF, Cheng HP. Density functional study of gold and iron clusters on perfect and defected graphene Physical Review B - Condensed Matter and Materials Physics. 85. DOI: 10.1103/Physrevb.85.165444  0.528
2012 Freericks JK, Liu AY, Kemper AF, Devereaux TP. Pulsed high harmonic generation of light due to pumped Bloch oscillations in noninteracting metals Physica Scripta. DOI: 10.1088/0031-8949/2012/T151/014062  0.355
2011 Chen CC, Jia CJ, Kemper AF, Singh RR, Devereaux TP. Theory of two-magnon Raman scattering in iron pnictides and chalcogenides. Physical Review Letters. 106: 067002. PMID 21405486 DOI: 10.1103/Physrevlett.106.067002  0.367
2011 Kemper AF, Korshunov MM, Devereaux TP, Fry JN, Cheng HP, Hirschfeld PJ. Anisotropic quasiparticle lifetimes in Fe-based superconductors Physical Review B - Condensed Matter and Materials Physics. 83. DOI: 10.1103/Physrevb.83.184516  0.614
2011 Yi M, Luc D, Chu JH, Analytis JG, Sorini AP, Kemper AF, Moritz B, Mo SK, Moore RG, Hashimoto M, Lee WS, Hussain Z, Devereaux TP, Fisher IR, Shen ZX. Symmetry-breaking orbital anisotropy observed for detwinned Ba(Fe 1-xCox)2As2 above the spin density wave transition Proceedings of the National Academy of Sciences of the United States of America. 108: 6878-6883. DOI: 10.1073/Pnas.1015572108  0.423
2010 Kemper AF, Cao C, Hirschfeld PJ, Cheng H. Erratum: Effects of cobalt doping and three-dimensionality inBaFe2As2[Phys. Rev. B80, 104511 (2009)] Physical Review B. 81. DOI: 10.1103/Physrevb.81.229902  0.575
2010 Graser S, Kemper AF, Maier TA, Cheng HP, Hirschfeld PJ, Scalapino DJ. Spin fluctuations and superconductivity in a three-dimensional tight-binding model for BaFe2As2 Physical Review B - Condensed Matter and Materials Physics. 81. DOI: 10.1103/Physrevb.81.214503  0.721
2010 Kemper AF, Maier TA, Graser S, Cheng HP, Hirschfeld PJ, Scalapino DJ. Sensitivity of the superconducting state and magnetic susceptibility to key aspects of electronic structure in ferropnictides New Journal of Physics. 12. DOI: 10.1088/1367-2630/12/7/073030  0.73
2009 Kemper AF, Cao C, Hirschfeld PJ, Cheng HP. Effects of cobalt doping and three-dimensionality in BaFe2 As2 Physical Review B - Condensed Matter and Materials Physics. 80. DOI: 10.1103/Physrevb.80.104511  0.702
2009 Kemper AF, Doluweera DGSP, Maier TA, Jarrell M, Hirschfeld PJ, Cheng HP. Insensitivity of d-wave pairing to disorder in the high-temperature cuprate superconductors Physical Review B - Condensed Matter and Materials Physics. 79. DOI: 10.1103/Physrevb.79.104502  0.548
2009 Cao C, Kemper AF, Agapito L, Zhang JW, He Y, Rinzler A, Cheng HP, Zhang XG, Rocha AR, Sanvito S. Nonequilibrium Green's function study of Pd 4 -cluster-functionalized carbon nanotubes as hydrogen sensors Physical Review B - Condensed Matter and Materials Physics. 79. DOI: 10.1103/Physrevb.79.075127  0.648
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