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Steven A. Cummer - Publications

Affiliations: 
1997 Department of Electrical and Computer Engineering Stanford University, Palo Alto, CA 
 1997-1999 Goddard Space Flight Center NASA, Houston, TX, United States 
 1999- Department of Electrical and Computer Engineering Duke University, Durham, NC 
Area:
Electromagnetic and acoustic metamaterials, lightning and high altitude effects, upper atmosphere remote sensing, space and planetary physics
Website:
http://people.ee.duke.edu/~cummer/
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Year Citation  Score
2020 Tian Z, Shen C, Li J, Reit E, Bachman H, Socolar JES, Cummer SA, Jun Huang T. Dispersion tuning and route reconfiguration of acoustic waves in valley topological phononic crystals. Nature Communications. 11: 762. PMID 32034148 DOI: 10.1038/S41467-020-14553-0  0.325
2020 Zhu X, Li J, Shen C, Zhang G, Cummer SA, Li L. Tunable unidirectional compact acoustic amplifier via space-time modulated membranes Physical Review B. 102: 24309. DOI: 10.1103/Physrevb.102.024309  0.352
2020 Zhu X, Li J, Shen C, Peng X, Song A, Li L, Cummer SA. Non-reciprocal acoustic transmission via space-time modulated membranes Applied Physics Letters. 116: 034101. DOI: 10.1063/1.5132699  0.369
2019 Fu Y, Shen C, Cao Y, Gao L, Chen H, Chan CT, Cummer SA, Xu Y. Reversal of transmission and reflection based on acoustic metagratings with integer parity design. Nature Communications. 10: 2326. PMID 31127119 DOI: 10.1038/S41467-019-10377-9  0.369
2019 Tian Z, Shen C, Li J, Reit E, Gu Y, Fu H, Cummer SA, Huang TJ. Programmable Acoustic Metasurfaces. Advanced Functional Materials. 29. PMID 31123431 DOI: 10.1002/Adfm.201808489  0.36
2019 Díaz-Rubio A, Li J, Shen C, Cummer SA, Tretyakov SA. Power flow-conformal metamirrors for engineering wave reflections. Science Advances. 5: eaau7288. PMID 30793030 DOI: 10.1126/Sciadv.Aau7288  0.339
2019 Peng X, Li J, Shen C, Lenihan K, Cummer S. Method for low frequency sound reflection coefficient measurements in a compact space The Journal of the Acoustical Society of America. 145: 1882-1882. DOI: 10.1121/1.5101817  0.348
2019 Li J, Shen C, Cummer S. Transmission enhancement through arbitrary layers with bianisotropic metasurfaces The Journal of the Acoustical Society of America. 145: 1762-1762. DOI: 10.1121/1.5101453  0.339
2019 Gerard NJ, Cui H, Shen C, Cummer S, Zheng X, Jing Y. Fabrication and measurement of a hybrid resonant gradient index metasurface at 40kHz The Journal of the Acoustical Society of America. 145: 1761-1761. DOI: 10.1121/1.5101449  0.378
2019 Shen C, Tian Z, Li J, Reit E, Huang TJ, Cummer S. Reconfigurable valley acoustic phononic crystals based on a fluidic system Journal of the Acoustical Society of America. 145: 1666-1666. DOI: 10.1121/1.5101114  0.37
2019 Li J, Shen C, Zhu X, Xie Y, Cummer SA. Nonreciprocal sound propagation in space-time modulated media Physical Review B. 99. DOI: 10.1103/Physrevb.99.144311  0.336
2019 Shen C, Li J, Jia Z, Xie Y, Cummer SA. Nonreciprocal acoustic transmission in cascaded resonators via spatiotemporal modulation Physical Review B. 99. DOI: 10.1103/Physrevb.99.134306  0.312
2019 Li J, Díaz-Rubio A, Shen C, Jia Z, Tretyakov S, Cummer S. Highly Efficient Generation of Angular Momentum with Cylindrical Bianisotropic Metasurfaces Physical Review Applied. 11. DOI: 10.1103/Physrevapplied.11.024016  0.321
2019 Gerard NJ, Cui H, Shen C, Xie Y, Cummer S, Zheng X, Jing Y. Fabrication and experimental demonstration of a hybrid resonant acoustic gradient index metasurface at 40 kHz Applied Physics Letters. 114: 231902. DOI: 10.1063/1.5095963  0.397
2019 Song A, Li J, Shen C, Peng X, Zhu X, Chen T, Cummer SA. Broadband high-index prism for asymmetric acoustic transmission Applied Physics Letters. 114: 121902. DOI: 10.1063/1.5092125  0.403
2018 Xie Y, Fu Y, Jia Z, Li J, Shen C, Xu Y, Chen H, Cummer SA. Acoustic Imaging with Metamaterial Luneburg Lenses. Scientific Reports. 8: 16188. PMID 30385792 DOI: 10.1038/S41598-018-34581-7  0.393
2018 Li J, Shen C, Díaz-Rubio A, Tretyakov SA, Cummer SA. Systematic design and experimental demonstration of bianisotropic metasurfaces for scattering-free manipulation of acoustic wavefronts. Nature Communications. 9: 1342. PMID 29632385 DOI: 10.1038/S41467-018-03778-9  0.349
2018 Mezentsev A, Lehtinen N, Østgaard N, Pérez-Invernón FJ, Cummer SA. Spectral Characteristics of VLF Sferics Associated With RHESSI TGFs. Journal of Geophysical Research. Atmospheres : Jgr. 123: 139-159. PMID 29527426 DOI: 10.1002/2017Jd027624  0.639
2018 Cummer S, Li J, Shen C, Díaz-Rubio A, Tretyakov S. Bianisotropic acoustic metasurfaces for wavefront transformation The Journal of the Acoustical Society of America. 144: 1831-1831. DOI: 10.1121/1.5068065  0.38
2018 Cummer S, Xie Y, Fu Y, Li J, Jia Z, Shen C, Xu Y, Chen H. Acoustic imaging with a metamaterial Luneburg lens The Journal of the Acoustical Society of America. 144: 1674-1674. DOI: 10.1121/1.5067454  0.329
2018 Fu Y, Li J, Xie Y, Shen C, Xu Y, Chen H, Cummer SA. Compact acoustic retroreflector based on a mirrored Luneburg lens Physical Review Materials. 2. DOI: 10.1103/Physrevmaterials.2.105202  0.365
2018 Shen C, Cummer SA. Harnessing Multiple Internal Reflections to Design Highly Absorptive Acoustic Metasurfaces Physical Review Applied. 9. DOI: 10.1103/Physrevapplied.9.054009  0.326
2018 McCall M, Pendry JB, Galdi V, Lai Y, Horsley SAR, Li J, Zhu J, Mitchell-Thomas RC, Quevedo-Teruel O, Tassin P, Ginis V, Martini E, Minatti G, Maci S, Ebrahimpouri M, ... ... Cummer SA, et al. Roadmap on transformation optics Journal of Optics. 20: 063001. DOI: 10.1088/2040-8986/Aab976  0.312
2018 Shen C, Díaz-Rubio A, Li J, Cummer SA. A surface impedance-based three-channel acoustic metasurface retroreflector Applied Physics Letters. 112: 183503. DOI: 10.1063/1.5025481  0.361
2018 Jia Z, Li J, Shen C, Xie Y, Cummer SA. Systematic design of broadband path-coiling acoustic metamaterials Journal of Applied Physics. 123: 025101. DOI: 10.1063/1.5009488  0.385
2018 Shen C, Xie Y, Li J, Cummer SA, Jing Y. Acoustic metacages for sound shielding with steady air flow Journal of Applied Physics. 123: 124501. DOI: 10.1063/1.5009441  0.36
2018 Lu G, Fan Y, Zhang H, Jiang R, Liu M, Qie X, Cummer SA, Han C, Liu K. Measurement of continuing charge transfer in rocket-triggered lightning with low-frequency magnetic sensor at close range Journal of Atmospheric and Solar-Terrestrial Physics. 175: 76-86. DOI: 10.1016/J.Jastp.2018.02.010  0.326
2017 Singh R, Maurya AK, Chanrion O, Neubert T, Cummer SA, Mlynarczyk J, Cohen MB, Siingh D, Kumar S. Assessment of Unusual Gigantic Jets observed during the Monsoon season: First observations from Indian Subcontinent. Scientific Reports. 7: 16436. PMID 29180665 DOI: 10.1038/S41598-017-16696-5  0.562
2017 Li Y, Shen C, Xie Y, Li J, Wang W, Cummer SA, Jing Y. Tunable Asymmetric Transmission via Lossy Acoustic Metasurfaces. Physical Review Letters. 119: 035501. PMID 28777620 DOI: 10.1103/Physrevlett.119.035501  0.352
2017 Shen C, Li Y, Xie Y, Li J, Jing Y, Cummer S. Asymmetric transmission via lossy gradient-index metasurfaces: Role of diffraction The Journal of the Acoustical Society of America. 142: 2549-2550. DOI: 10.1121/1.5014320  0.413
2017 Li J, Shen C, Díaz-Rubio A, Tretyakov S, Cummer S. Design and measurement of an acoustic bi-anisotropic metasurface for scattering-free manipulation of the refracted wavefront The Journal of the Acoustical Society of America. 142: 2549-2549. DOI: 10.1121/1.5014317  0.373
2017 Shen C, Xie Y, Cummer S, Jing Y. Omnidirectional sound shielding with acoustic metacages The Journal of the Acoustical Society of America. 141: 3574-3574. DOI: 10.1121/1.4987599  0.4
2017 Cummer S. A sound future for acoustic metamaterials The Journal of the Acoustical Society of America. 141: 3451-3451. DOI: 10.1121/1.4987155  0.384
2017 Fu Y, Cao Y, Cummer SA, Xu Y, Chen H. Coherent perfect absorber and laser modes in purely imaginary metamaterials Physical Review A. 96. DOI: 10.1103/Physreva.96.043838  0.307
2017 Xie Y, Ye S, Reyes C, Sithikong P, Popa B, Wiley BJ, Cummer SA. Microwave metamaterials made by fused deposition 3D printing of a highly conductive copper-based filament Applied Physics Letters. 110: 181903. DOI: 10.1063/1.4982718  0.329
2017 Liu N, Dwyer JR, Cummer SA. Elves Accompanying Terrestrial Gamma Ray Flashes Journal of Geophysical Research: Space Physics. 122: 10,563-10,576. DOI: 10.1002/2017Ja024344  0.321
2017 Carvalho FL, Uman MA, Jordan DM, Hill JD, Cummer SA, Kotovsky DA, Moore RC. Triggered lightning sky waves, return stroke modeling, and ionosphere effective height Journal of Geophysical Research: Atmospheres. 122: 3507-3527. DOI: 10.1002/2016Jd026202  0.578
2016 Mezentsev A, Østgaard N, Gjesteland T, Albrechtsen K, Lehtinen N, Marisaldi M, Smith D, Cummer S. Radio emissions from double RHESSI TGFs. Journal of Geophysical Research. Atmospheres : Jgr. 121: 8006-8022. PMID 27774368 DOI: 10.1002/2016Jd025111  0.643
2016 Xie Y, Shen C, Wang W, Li J, Suo D, Popa BI, Jing Y, Cummer SA. Acoustic Holographic Rendering with Two-dimensional Metamaterial-based Passive Phased Array. Scientific Reports. 6: 35437. PMID 27739472 DOI: 10.1038/Srep35437  0.755
2016 Popa BI, Wang W, Konneker A, Cummer SA, Rohde CA, Martin TP, Orris GJ, Guild MD. Anisotropic acoustic metafluid for underwater operation. The Journal of the Acoustical Society of America. 139: 3325. PMID 27369158 DOI: 10.1121/1.4950754  0.739
2016 Barrett JP, Katko AR, Cummer SA. BANDWIDTH TUNING IN TRANSISTOR EMBEDDED METAMATERIALS USING VARIABLE RESISTANCE Progress in Electromagnetics Research. 157: 49-61. DOI: 10.2528/Pier16072005  0.762
2016 Wang W, Li J, Popa B, Cummer S. A broadband acoustic absorber based on phase-modulating reflective metasurfaces Journal of the Acoustical Society of America. 140: 3377-3377. DOI: 10.1121/1.4970800  0.762
2016 Xie Y, Shen C, Jing Y, Cummer S. Demonstration of acoustic holographic rendering with two-dimensional metamaterial-based passive phased array The Journal of the Acoustical Society of America. 140: 3103-3103. DOI: 10.1121/1.4969681  0.379
2016 Li J, Wang W, Xie Y, Popa B, Cummer SA. A sound absorbing metasurface with coupled resonators Journal of the Acoustical Society of America. 140: 2959-2959. DOI: 10.1121/1.4969138  0.37
2016 Popa B, Cummer SA. Preserving omnidirectionality in optimized asymmetric transformation optics designs Journal of Optics. 18: 044018. DOI: 10.1088/2040-8978/18/4/044018  0.307
2016 Wang W, Xie Y, Popa B, Cummer SA. Subwavelength diffractive acoustics and wavefront manipulation with a reflective acoustic metasurface Journal of Applied Physics. 120: 195103. DOI: 10.1063/1.4967738  0.383
2016 Li J, Wang W, Xie Y, Popa BI, Cummer SA. A sound absorbing metasurface with coupled resonators Applied Physics Letters. 109: 91908. DOI: 10.1063/1.4961671  0.373
2016 Barrett JP, Katko AR, Cummer SA. Transistor-based metamaterials with dynamically tunable nonlinear susceptibility Applied Physics Letters. 109: 061901. DOI: 10.1063/1.4960767  0.784
2016 Shen C, Xie Y, Li J, Cummer SA, Jing Y. Asymmetric acoustic transmission through near-zero-index and gradient-index metasurfaces Applied Physics Letters. 108. DOI: 10.1063/1.4953264  0.388
2016 Cummer SA, Christensen J, Alù A. Controlling sound with acoustic metamaterials Nature Reviews Materials. 1: 16001. DOI: 10.1038/Natrevmats.2016.1  0.386
2016 Lang TJ, Lyons WA, Cummer SA, Fuchs BR, Dolan B, Rutledge SA, Krehbiel P, Rison W, Stanley M, Ashcraft T. Observations of two sprite-producing storms in Colorado Journal of Geophysical Research: Atmospheres. DOI: 10.1002/2016Jd025299  0.302
2016 Lyu F, Cummer SA, Lu G, Zhou X, Weinert J. Imaging lightning intracloud initial stepped leaders by low‐frequency interferometric lightning mapping array Geophysical Research Letters. 43: 5516-5523. DOI: 10.1002/2016Gl069267  0.307
2016 Hare BM, Uman MA, Dwyer JR, Jordan DM, Biggerstaff MI, Caicedo JA, Carvalho FL, Wilkes RA, Kotovsky DA, Gamerota WR, Pilkey JT, Ngin TK, Moore RC, Rassoul HK, Cummer SA, et al. Ground-level observation of a terrestrial gamma ray flash initiated by a triggered lightning Journal of Geophysical Research: Atmospheres. 121: 6511-6533. DOI: 10.1002/2015Jd024426  0.59
2016 Kolmašová I, Santolík O, Farges T, Cummer SA, Lán R, Uhlíř L. Subionospheric propagation and peak currents of preliminary breakdown pulses before negative cloud‐to‐ground lightning discharges Geophysical Research Letters. 43: 1382-1391. DOI: 10.1002/2015Gl067364  0.347
2015 Shen C, Xie Y, Sui N, Wang W, Cummer SA, Jing Y. Broadband Acoustic Hyperbolic Metamaterial. Physical Review Letters. 115: 254301. PMID 26722924 DOI: 10.1103/Physrevlett.115.254301  0.364
2015 Xie Y, Tsai TH, Konneker A, Popa BI, Brady DJ, Cummer SA. Single-sensor multispeaker listening with acoustic metamaterials. Proceedings of the National Academy of Sciences of the United States of America. PMID 26261314 DOI: 10.1073/Pnas.1502276112  0.737
2015 Popa BI, Cummer SA. Water-based metamaterials: Negative refraction of sound. Nature Materials. 14: 363-4. PMID 25801400 DOI: 10.1038/Nmat4253  0.738
2015 Liu N, Spiva N, Dwyer JR, Rassoul HK, Free D, Cummer SA. Upward electrical discharges observed above Tropical Depression Dorian. Nature Communications. 6: 5995. PMID 25607345 DOI: 10.1038/Ncomms6995  0.313
2015 Xie Y, Shen C, Jing Y, Cummer S. Acoustic phase hologram with labyrinthine metamaterials The Journal of the Acoustical Society of America. 138: 1751-1752. DOI: 10.1121/1.4933534  0.34
2015 Cummer S, Xie Y, Wang W, Popa B. Wave control with acoustic metasurfaces Journal of the Acoustical Society of America. 138: 1733-1733. DOI: 10.1121/1.4933457  0.739
2015 Popa B, Cummer S. Imaging with reconfigurable active acoustic metamaterials The Journal of the Acoustical Society of America. 137: 2264-2264. DOI: 10.1121/1.4920262  0.352
2015 Qin J, Pasko VP, Celestin S, Cummer SA, McHarg MG, Stenbaek-Nielsen HC. Effects of Phosphor Persistence on High-Speed Imaging of Transient Luminous Events Ieee Transactions On Plasma Science. 43: 2738-2742. DOI: 10.1109/Tps.2015.2445820  0.594
2015 Barrett JP, Cummer SA. Design and full characterization of planar active magnetic RF metamaterials Ieee Antennas and Wireless Propagation Letters. 14: 943-946. DOI: 10.1109/Lawp.2014.2388431  0.379
2015 Popa B, Shinde D, Konneker A, Cummer SA. Active acoustic metamaterials reconfigurable in real time Physical Review B. 91. DOI: 10.1103/Physrevb.91.220303  0.717
2014 Xie Y, Wang W, Chen H, Konneker A, Popa BI, Cummer SA. Wavefront modulation and subwavelength diffractive acoustics with an acoustic metasurface. Nature Communications. 5: 5553. PMID 25418084 DOI: 10.1038/Ncomms6553  0.755
2014 Zigoneanu L, Popa BI, Cummer SA. Three-dimensional broadband omnidirectional acoustic ground cloak. Nature Materials. 13: 352-5. PMID 24608143 DOI: 10.1038/Nmat3901  0.792
2014 Popa BI, Cummer SA. Non-reciprocal and highly nonlinear active acoustic metamaterials. Nature Communications. 5: 3398. PMID 24572771 DOI: 10.1038/Ncomms4398  0.76
2014 Cummer SA. Applied physics. Selecting the direction of sound transmission. Science (New York, N.Y.). 343: 495-6. PMID 24482472 DOI: 10.1126/Science.1249616  0.326
2014 Beavis NK, Lang TJ, Rutledge SA, Lyons WA, Cummer SA. Regional, seasonal, and diurnal variations of cloud-to-ground lightning with large impulse charge moment changes Monthly Weather Review. 142: 3666-3682. DOI: 10.1175/Mwr-D-14-00034.1  0.309
2014 Xie Y, Tsai T, Brady DJ, Cummer SA. Compressive acoustic imaging with metamaterials The Journal of the Acoustical Society of America. 135: 2394-2394. DOI: 10.1121/1.4877922  0.316
2014 Xie Y, Konneker A, Popa B, Cummer SA. Tapered labyrinthine acoustic metamaterials for coherent controlling of acoustic wave The Journal of the Acoustical Society of America. 135: 2222-2222. DOI: 10.1121/1.4877261  0.758
2014 Liu L, Katko AR, Li D, Cummer SA. Broadband electromagnetic metamaterials with reconfigurable fluid channels Physical Review B. 89. DOI: 10.1103/Physrevb.89.245132  0.758
2014 Wang W, Xie Y, Konneker A, Popa BI, Cummer SA. Design and demonstration of broadband thin planar diffractive acoustic lenses Applied Physics Letters. 105: 101904. DOI: 10.1063/1.4895619  0.409
2014 Katko AR, Barrett JP, Cummer SA. Time-varying transistor-based metamaterial for tunability, mixing, and efficient phase conjugation Journal of Applied Physics. 115: 144501. DOI: 10.1063/1.4871195  0.79
2014 Cummer SA, Briggs MS, Dwyer JR, Xiong S, Connaughton V, Fishman GJ, Lu G, Lyu F, Solanki R. The source altitude, electric current, and intrinsic brightness of terrestrial gamma ray flashes Geophysical Research Letters. 41: 8586-8593. DOI: 10.1002/2014Gl062196  0.315
2014 Lyu F, Cummer SA, Solanki R, Weinert J, McTague L, Katko A, Barrett J, Zigoneanu L, Xie Y, Wang W. A low-frequency near-field interferometric-TOA 3-D Lightning Mapping Array Geophysical Research Letters. 41: 7777-7784. DOI: 10.1002/2014Gl061963  0.772
2013 Xie Y, Popa BI, Zigoneanu L, Cummer SA. Measurement of a broadband negative index with space-coiling acoustic metamaterials. Physical Review Letters. 110: 175501. PMID 23679743 DOI: 10.1103/Physrevlett.110.175501  0.795
2013 Popa B, Zigoneanu L, Cummer SA. Tunable active acoustic metamaterials Physical Review B. 88. DOI: 10.1103/Physrevb.88.024303  0.805
2013 Xie Y, Konneker A, Popa B, Cummer SA. Tapered labyrinthine acoustic metamaterials for broadband impedance matching Applied Physics Letters. 103: 201906. DOI: 10.1063/1.4831770  0.404
2013 Hawkes AM, Katko AR, Cummer SA. A microwave metamaterial with integrated power harvesting functionality Applied Physics Letters. 103: 163901. DOI: 10.1063/1.4824473  0.769
2013 Gjerloev JW, Friis‐Christensen E, Hoffman RA, Cummer SA. The Harang discontinuity in auroral substorms Geophysical Monograph. 118: 209-216. DOI: 10.1029/Gm118P0209  0.328
2013 Lu G, Cummer SA, Li J, Zigoneanu L, Lyons WA, Stanley MA, Rison W, Krehbiel PR, Edens HE, Thomas RJ, Beasley WH, Weiss SA, Blakeslee RJ, Bruning EC, MacGorman DR, et al. Coordinated observations of sprites and in-cloud lightning flash structure Journal of Geophysical Research Atmospheres. 118: 6607-6632. DOI: 10.1002/Jgrd.50459  0.772
2013 Dwyer JR, Cummer SA. Radio emissions from terrestrial gamma-ray flashes Journal of Geophysical Research: Space Physics. 118: 3769-3790. DOI: 10.1002/Jgra.50188  0.302
2013 Qin J, Celestin S, Pasko VP, Cummer SA, McHarg MG, Stenbaek-Nielsen HC. Mechanism of column and carrot sprites derived from optical and radio observations Geophysical Research Letters. 40: 4777-4782. DOI: 10.1002/Grl.50910  0.613
2012 Li D, Zigoneanu L, Popa BI, Cummer SA. Design of an acoustic metamaterial lens using genetic algorithms. The Journal of the Acoustical Society of America. 132: 2823-33. PMID 23039548 DOI: 10.1121/1.4744942  0.781
2012 Cummer S, Popa B. Metamaterials for transformation acoustics applications The Journal of the Acoustical Society of America. 131: 3325-3325. DOI: 10.1121/1.4708440  0.35
2012 Katko AR, Hawkes AM, Cummer SA. Nonlinear and active RF metamaterial applications using embedded devices Proceedings of Spie. 8455. DOI: 10.1117/12.928987  0.779
2012 Popa B, Cummer SA. Nonreciprocal active metamaterials Physical Review B. 85. DOI: 10.1103/Physrevb.85.205101  0.348
2012 Katko AR, Shvets G, Cummer SA. Phase conjugation metamaterials: Particle design and imaging experiments Journal of Optics (United Kingdom). 14. DOI: 10.1088/2040-8978/14/11/114003  0.787
2012 Hager WW, Sonnenfeld RG, Feng W, Kanmae T, Stenbaek-Nielsen HC, McHarg MG, Haaland RK, Cummer SA, Lu G, Lapierre JL. Charge rearrangement by sprites over a north Texas mesoscale convective system Journal of Geophysical Research Atmospheres. 117. DOI: 10.1029/2012Jd018309  0.335
2012 Li J, Cummer S, Lu G, Zigoneanu L. Charge moment change and lightning-driven electric fields associated with negative sprites and halos Journal of Geophysical Research: Space Physics. 117: n/a-n/a. DOI: 10.1029/2012Ja017731  0.788
2012 Haddad MA, Rakov VA, Cummer SA. New measurements of lightning electric fields in Florida: Waveform characteristics, interaction with the ionosphere, and peak current estimates Journal of Geophysical Research Atmospheres. 117. DOI: 10.1029/2011Jd017196  0.32
2012 Li J, Cummer S. Relationship between sprite streamer behavior and lightning-driven electric fields Journal of Geophysical Research: Space Physics. 117. DOI: 10.1029/2011Ja016843  0.485
2012 Thompson RT, Cummer SA. Chapter 5 - Transformation Optics Advances in Imaging and Electron Physics. 171: 195-295. DOI: 10.1016/B978-0-12-394297-5.00005-2  0.313
2011 Popa BI, Zigoneanu L, Cummer SA. Experimental acoustic ground cloak in air. Physical Review Letters. 106: 253901. PMID 21770640 DOI: 10.1103/Physrevlett.106.253901  0.789
2011 Katko AR, Popa BI, Barrett JP, Hawkes AM, Cummer SA. Powered and nonlinear RF metamaterials Proceedings of Spie. 8093: 809309. DOI: 10.1117/12.894657  0.78
2011 Katko AR, Hawkes AM, Barrett JP, Cummer SA. RF Limiter Metamaterial Using p-i-n Diodes Ieee Antennas and Wireless Propagation Letters. 10: 1571-1574. DOI: 10.1109/Lawp.2011.2182490  0.793
2011 Zigoneanu L, Popa B, Cummer SA. Design and measurements of a broadband two-dimensional acoustic lens Physical Review B. 84. DOI: 10.1103/Physrevb.84.024305  0.807
2011 Popa B, Cummer SA. Homogeneous and compact acoustic ground cloaks Physical Review B. 83. DOI: 10.1103/Physrevb.83.224304  0.384
2011 Popa B, Cummer SA. Complex coordinates in transformation optics Physical Review A. 84. DOI: 10.1103/Physreva.84.063837  0.332
2011 Cummer SA, Thompson RT. Frequency conversion by exploiting time in transformation optics Journal of Optics. 13. DOI: 10.1088/2040-8978/13/2/024007  0.327
2011 Zigoneanu L, Popa BI, Starr AF, Cummer SA. Design and measurements of a broadband two-dimensional acoustic metamaterial with anisotropic effective mass density Journal of Applied Physics. 109. DOI: 10.1063/1.3552990  0.8
2011 Neubert T, Chanrion O, Arnone E, Zanotti F, Cummer S, Li J, Füllekrug M, Soula S, van der Velde O. The properties of a gigantic jet reflected in a simultaneous sprite: Observations interpreted by a model Journal of Geophysical Research: Space Physics. 116: n/a-n/a. DOI: 10.1029/2011Ja016928  0.493
2011 Lang TJ, Li J, Lyons WA, Cummer SA, Rutledge SA, MacGorman DR. Transient luminous events above two mesoscale convective systems: Charge moment change analysis Journal of Geophysical Research: Space Physics. 116. DOI: 10.1029/2011Ja016758  0.45
2011 Zhai Y, Cummer SA, Green JL, Reinisch BW, Kaiser ML, Reiner MJ, Goetz K. Magnetospheric radio tomographic imaging with IMAGE and Wind Journal of Geophysical Research: Space Physics. 116. DOI: 10.1029/2011Ja016743  0.32
2011 Cummer SA, Lu G, Briggs MS, Connaughton V, Xiong S, Fishman GJ, Dwyer JR. The lightning-TGF relationship on microsecond timescales Geophysical Research Letters. 38. DOI: 10.1029/2011Gl048099  0.301
2011 Lu G, Cummer SA, Lyons WA, Krehbiel PR, Li J, Rison W, Thomas RJ, Edens HE, Stanley MA, Beasley W, MacGorman DR, Van Der Velde OA, Cohen MB, Lang TJ, Rutledge SA. Lightning development associated with two negative gigantic jets Geophysical Research Letters. 38. DOI: 10.1029/2011Gl047662  0.633
2011 Han F, Cummer SA, Li J, Lu G. Daytime ionosphericDregion sharpness derived from VLF radio atmospherics Journal of Geophysical Research: Space Physics. 116. DOI: 10.1029/2010Ja016299  0.51
2011 Lu G, Cummer SA, Li J, Han F, Smith DM, Grefenstette BW. Characteristics of broadband lightning emissions associated with terrestrial gamma ray flashes Journal of Geophysical Research: Space Physics. 116. DOI: 10.1029/2010Ja016141  0.47
2011 Gamerota WR, Cummer SA, Li J, Stenbaek-Nielsen HC, Haaland RK, McHarg MG. Comparison of sprite initiation altitudes between observations and models Journal of Geophysical Research: Space Physics. 116: n/a-n/a. DOI: 10.1029/2010Ja016095  0.333
2011 Li J, Cummer S. Estimation of electric charge in sprites from optical and radio observations Journal of Geophysical Research: Space Physics. 116: n/a-n/a. DOI: 10.1029/2010Ja015391  0.487
2010 Katko AR, Gu S, Barrett JP, Popa BI, Shvets G, Cummer SA. Phase conjugation and negative refraction using nonlinear active metamaterials. Physical Review Letters. 105: 123905. PMID 20867644 DOI: 10.1103/Physrevlett.105.123905  0.779
2010 Hand TH, Cummer SA. Reconfigurable Reflectarray Using Addressable Metamaterials Ieee Antennas and Wireless Propagation Letters. 9: 70-74. DOI: 10.1109/Lawp.2010.2043211  0.729
2010 Popa B, Cummer SA. Design of layered transformation-optics devices of arbitrary shape Physical Review A. 82. DOI: 10.1103/Physreva.82.033837  0.311
2010 Gu S, Barrett JP, Hand TH, Popa B, Cummer SA. A broadband low-reflection metamaterial absorber Journal of Applied Physics. 108: 064913. DOI: 10.1063/1.3485808  0.749
2010 Sajuyigbe S, Ross M, Geren P, Cummer S, Tanielian M, Smith D. Wide angle impedance matching metamaterials for waveguide-fed phased-array antennas Iet Microwaves, Antennas & Propagation. 4: 1063. DOI: 10.1049/Iet-Map.2009.0543  0.334
2010 van der Velde OA, Bór J, Li J, Cummer SA, Arnone E, Zanotti F, Füllekrug M, Haldoupis C, NaitAmor S, Farges T. Multi-instrumental observations of a positive gigantic jet produced by a winter thunderstorm in Europe Journal of Geophysical Research: Atmospheres. 115. DOI: 10.1029/2010Jd014442  0.476
2010 Rodger CJ, Carson BR, Cummer SA, Gamble RJ, Clilverd MA, Green JC, Sauvaud JA, Parrot M, Berthelier JJ. Contrasting the efficiency of radiation belt losses caused by ducted and nonducted whistler-mode waves from ground-based transmitters Journal of Geophysical Research: Space Physics. 115. DOI: 10.1029/2010Ja015880  0.333
2010 Han F, Cummer SA. Midlatitude daytime D region ionosphere variations measured from radio atmospherics Journal of Geophysical Research: Space Physics. 115: n/a-n/a. DOI: 10.1029/2010Ja015715  0.313
2010 Cohen MB, Inan US, Said RK, Briggs MS, Fishman GJ, Connaughton V, Cummer SA. A lightning discharge producing a beam of relativistic electrons into space Geophysical Research Letters. 37: n/a-n/a. DOI: 10.1029/2010Gl044481  0.649
2010 Lu G, Blakeslee RJ, Li J, Smith DM, Shao X, McCaul EW, Buechler DE, Christian HJ, Hall JM, Cummer SA. Lightning mapping observation of a terrestrial gamma-ray flash Geophysical Research Letters. 37: n/a-n/a. DOI: 10.1029/2010Gl043494  0.455
2010 Chou JK, Kuo CL, Tsai LY, Chen AB, Su HT, Hsu RR, Cummer SA, Li J, Frey HU, Mende SB, Takahashi Y, Lee LC. Gigantic jets with negative and positive polarity streamers Journal of Geophysical Research: Space Physics. 115. DOI: 10.1029/2009Ja014831  0.424
2010 Thomas JN, Solorzano NN, Cummer SA, Holzworth RH. Polarity and energetics of inner core lightning in three intense North Atlantic hurricanes Journal of Geophysical Research: Space Physics. 115: n/a-n/a. DOI: 10.1029/2009Ja014777  0.332
2010 Inan US, Cummer SA, Marshall RA. A survey of ELF and VLF research on lightning-ionosphere interactions and causative discharges Journal of Geophysical Research: Space Physics. 115. DOI: 10.1029/2009Ja014775  0.7
2010 Williams ER, Lyons WA, Hobara Y, Mushtak VC, Asencio N, Boldi R, Bór J, Cummer SA, Greenberg E, Hayakaw M, Holzworth RH, Kotroni V, Li J, Morales C, Nelson TE, et al. Ground-based detection of sprites and their parent lightning flashes over Africa during the 2006 AMMA campaign Quarterly Journal of the Royal Meteorological Society. 136: 257-271. DOI: 10.1002/Qj.489  0.468
2009 Yuan Y, Popa BI, Cummer SA. Zero loss magnetic metamaterials using powered active unit cells. Optics Express. 17: 16135-43. PMID 19724613 DOI: 10.1364/Oe.17.016135  0.743
2009 Hand TH, Cummer SA. Controllable Magnetic Metamaterial Using Digitally Addressable Split-Ring Resonators Ieee Antennas and Wireless Propagation Letters. 8: 262-265. DOI: 10.1109/Lawp.2009.2012879  0.723
2009 Popa B, Cummer SA. Design and characterization of broadband acoustic composite metamaterials Physical Review B. 80. DOI: 10.1103/Physrevb.80.174303  0.377
2009 Allen J, Kundtz N, Roberts DA, Cummer SA, Smith DR. Electromagnetic source transformations using superellipse equations Applied Physics Letters. 94. DOI: 10.1063/1.3130182  0.322
2009 Cummer SA, Li J, Han F, Lu G, Jaugey N, Lyons WA, Nelson TE. Quantification of the troposphere-to-ionosphere charge transfer in a gigantic jet Nature Geoscience. 2: 617-620. DOI: 10.1038/Ngeo607  0.46
2009 Adachi T, Cummer SA, Li J, Takahashi Y, Hsu R, Su H, Chen AB, Mende SB, Frey HU. Estimating lightning current moment waveforms from satellite optical measurements Geophysical Research Letters. 36. DOI: 10.1029/2009Gl039911  0.464
2009 Lu G, Cummer SA, Li J, Han F, Blakeslee RJ, Christian HJ. Charge transfer and in-cloud structure of large-charge-moment positive lightning strokes in a mesoscale convective system Geophysical Research Letters. 36: n/a-n/a. DOI: 10.1029/2009Gl038880  0.457
2009 Li J, Cummer SA. Measurement of sprite streamer acceleration and deceleration Geophysical Research Letters. 36. DOI: 10.1029/2009Gl037581  0.46
2009 Kuo C, Chou JK, Tsai LY, Chen AB, Su HT, Hsu RR, Cummer SA, Frey HU, Mende SB, Takahashi Y, Lee LC. Discharge processes, electric field, and electron energy in ISUAL-recorded gigantic jets Journal of Geophysical Research: Space Physics. 114: n/a-n/a. DOI: 10.1029/2008Ja013791  0.303
2008 Kundtz N, Roberts DA, Allen J, Cummer S, Smith DR. Optical source transformations. Optics Express. 16: 21215-22. PMID 19104551 DOI: 10.1364/Oe.16.021215  0.328
2008 Yuan Y, Bingham C, Tyler T, Palit S, Hand TH, Padilla WJ, Smith DR, Jokerst NM, Cummer SA. Dual-band planar electric metamaterial in the terahertz regime. Optics Express. 16: 9746-52. PMID 18575543 DOI: 10.1364/Oe.16.009746  0.739
2008 Popa BI, Cummer SA. Compact dielectric particles as a building block for low-loss magnetic metamaterials. Physical Review Letters. 100: 207401. PMID 18518576 DOI: 10.1103/Physrevlett.100.207401  0.738
2008 Rahm M, Cummer SA, Schurig D, Pendry JB, Smith DR. Optical design of reflectionless complex media by finite embedded coordinate transformations. Physical Review Letters. 100: 063903. PMID 18352474 DOI: 10.1103/Physrevlett.100.063903  0.327
2008 Cummer SA, Popa BI, Schurig D, Smith DR, Pendry J, Rahm M, Starr A. Scattering theory derivation of a 3D acoustic cloaking shell. Physical Review Letters. 100: 024301. PMID 18232873 DOI: 10.1103/Physrevlett.100.024301  0.724
2008 Liu R, Cheng Q, Hand T, Mock JJ, Cui TJ, Cummer SA, Smith DR. Experimental demonstration of electromagnetic tunneling through an epsilon-near-zero metamaterial at microwave frequencies. Physical Review Letters. 100: 023903. PMID 18232869 DOI: 10.1103/Physrevlett.100.023903  0.748
2008 Lyons WA, Cummer SA, Stanley MA, Huffines GR, Wiens KC, Nelson TE. Supercells and sprites Journal of Atmospheric and Oceanic Technology. 89: 1165-1174. DOI: 10.1175/2008Bams2439.1  0.306
2008 Cummer SA, Popa B-, Hand TH. $Q$ -Based Design Equations and Loss Limits for Resonant Metamaterials and Experimental Validation Ieee Transactions On Antennas and Propagation. 56: 127-132. DOI: 10.1109/Tap.2007.912959  0.727
2008 Cummer SA, Rahm M, Schurig D. Material parameters and vector scaling in transformation acoustics New Journal of Physics. 10. DOI: 10.1088/1367-2630/10/11/115025  0.318
2008 Hand TH, Gollub J, Sajuyigbe S, Smith DR, Cummer SA. Characterization of complementary electric field coupled resonant surfaces Applied Physics Letters. 93: 212504. DOI: 10.1063/1.3037215  0.734
2008 Yuan Y, Bingham C, Tyler T, Palit S, Hand TH, Padilla WJ, Jokerst NM, Cummer SA. A dual-resonant terahertz metamaterial based on single-particle electric-field-coupled resonators Applied Physics Letters. 93. DOI: 10.1063/1.3026171  0.732
2008 Erentok A, Ziolkowski RW, Nielsen JA, Greegor RB, Parazzoli CG, Tanielian MH, Cummer SA, Popa BI, Hand T, Vier DC, Schultz S. Lumped element-based, highly sub-wavelength, negative index metamaterials at UHF frequencies Journal of Applied Physics. 104. DOI: 10.1063/1.2959377  0.731
2008 Hand TH, Cummer SA. Frequency tunable electromagnetic metamaterial using ferroelectric loaded split rings Journal of Applied Physics. 103: 066105. DOI: 10.1063/1.2898575  0.727
2008 Ross M, Cummer SA, Nielsen TK, Zhang Y. Simultaneous remote electric and magnetic field measurements of lightning continuing currents Journal of Geophysical Research. 113. DOI: 10.1029/2008Jd010294  0.321
2008 Li J, Cummer SA, Lyons WA, Nelson TE. Coordinated analysis of delayed sprites with high-speed images and remote electromagnetic fields Journal of Geophysical Research. 113. DOI: 10.1029/2008Jd010008  0.487
2008 Taylor MJ, Bailey MA, Pautet PD, Cummer SA, Jaugey N, Thomas JN, Solorzano NN, Sao Sabbas F, Holzworth RH, Pinto O, Schuch NJ. Rare measurements of a sprite with halo event driven by a negative lightning discharge over Argentina Geophysical Research Letters. 35. DOI: 10.1029/2008Gl033984  0.315
2008 Rahm M, Schurig D, Roberts DA, Cummer SA, Smith DR, Pendry JB. Design of electromagnetic cloaks and concentrators using form-invariant coordinate transformations of Maxwell's equations Photonics and Nanostructures - Fundamentals and Applications. 6: 87-95. DOI: 10.1016/J.Photonics.2007.07.013  0.315
2007 Hand T, Cummer SA, Engheta N. The Measured Electric Field Spatial Distribution Within A Metamaterial Subwavelength Cavity Resonator Ieee Transactions On Antennas and Propagation. 55: 1781-1788. DOI: 10.1109/Tap.2007.898630  0.738
2007 Hand T, Cummer S. Characterization of Tunable Metamaterial Elements Using MEMS Switches Ieee Antennas and Wireless Propagation Letters. 6: 401-404. DOI: 10.1109/Lawp.2007.902807  0.719
2007 Erentok A, Ziolkowski RW, Nielsen JA, Greegor RB, Parazzoli CG, Tanielian MH, Cummer SA, Popa BI, Hand T, Vier DC, Schultz S. Low frequency lumped element-based negative index metamaterial Applied Physics Letters. 91. DOI: 10.1063/1.2803771  0.73
2007 Gollub J, Hand T, Sajuyigbe S, Mendonca S, Cummer S, Smith DR. Characterizing the effects of disorder in metamaterial structures Applied Physics Letters. 91: 162907. DOI: 10.1063/1.2801391  0.677
2007 van der Velde OA, Lyons WA, Nelson TE, Cummer SA, Li J, Bunnell J. Analysis of the first gigantic jet recorded over continental North America Journal of Geophysical Research. 112. DOI: 10.1029/2007Jd008575  0.485
2007 Kuo C, Chen AB, Lee YJ, Tsai LY, Chou RK, Hsu RR, Su HT, Lee LC, Cummer SA, Frey HU, Mende SB, Takahashi Y, Fukunishi H. Modeling elves observed by FORMOSAT-2 satellite Journal of Geophysical Research: Space Physics. 112: n/a-n/a. DOI: 10.1029/2007Ja012407  0.308
2007 Frey HU, Mende SB, Cummer SA, Li J, Adachi T, Fukunishi H, Takahashi Y, Chen AB, Hsu R, Su H, Chang Y. Halos generated by negative cloud-to-ground lightning Geophysical Research Letters. 34. DOI: 10.1029/2007Gl030908  0.457
2007 Thomas JN, Taylor MJ, Pautet D, Bailey M, Solorzano NN, Holzworth RH, McCarthy MP, Kokorowski M, Sao Sabbas F, Pinto Jr. O, Cummer SA, Jaugey N, Li J, Schuch NJ. A Very Active Sprite-Producing Storm Observed Over Argentina Eos, Transactions American Geophysical Union. 88: 117. DOI: 10.1029/2007Eo100001  0.447
2007 Hu W, Cummer SA, Lyons WA. Testing sprite initiation theory using lightning measurements and modeled electromagnetic fields Journal of Geophysical Research: Atmospheres. 112: n/a-n/a. DOI: 10.1029/2006Jd007939  0.644
2007 Cheng Z, Cummer SA, Su H, Hsu R. Broadband very low frequency measurement ofDregion ionospheric perturbations caused by lightning electromagnetic pulses Journal of Geophysical Research: Space Physics. 112: n/a-n/a. DOI: 10.1029/2006Ja011840  0.612
2007 Popa B, Cummer SA. An architecture for active metamaterial particles and experimental validation at RF Microwave and Optical Technology Letters. 49: 2574-2577. DOI: 10.1002/Mop.22789  0.34
2006 Schurig D, Mock JJ, Justice BJ, Cummer SA, Pendry JB, Starr AF, Smith DR. Metamaterial electromagnetic cloak at microwave frequencies. Science (New York, N.Y.). 314: 977-80. PMID 17053110 DOI: 10.1126/Science.1133628  0.324
2006 Cummer SA, Popa BI, Schurig D, Smith DR, Pendry J. Full-wave simulations of electromagnetic cloaking structures. Physical Review. E, Statistical, Nonlinear, and Soft Matter Physics. 74: 036621. PMID 17025778 DOI: 10.1103/Physreve.74.036621  0.752
2006 Delory GT, Farrell WM, Atreya SK, Renno NO, Wong AS, Cummer SA, Sentman DD, Marshall JR, Rafkin SC, Catling DC. Oxidant enhancement in martian dust devils and storms: storm electric fields and electron dissociative attachment. Astrobiology. 6: 451-62. PMID 16805701 DOI: 10.1089/Ast.2006.6.451  0.309
2006 Popa BI, Cummer SA. Direct measurement of evanescent wave enhancement inside passive metamaterials. Physical Review. E, Statistical, Nonlinear, and Soft Matter Physics. 73: 016617. PMID 16486305 DOI: 10.1103/Physreve.73.016617  0.758
2006 Hu W, Cummer SA. An FDTD model for low and high altitude lightning-generated EM fields Ieee Transactions On Antennas and Propagation. 54: 1513-1522. DOI: 10.1109/Tap.2006.874336  0.643
2006 Cummer SA, Frey HU, Mende SB, Hsu R, Su H, Chen AB, Fukunishi H, Takahashi Y. Simultaneous radio and satellite optical measurements of high-altitude sprite current and lightning continuing current Journal of Geophysical Research. 111. DOI: 10.1029/2006Ja011809  0.316
2006 Zhai Y, Cummer SA, Farrell WM. Quasi-electrostatic field analysis and simulation of Martian and terrestrial dust devils Journal of Geophysical Research. 111. DOI: 10.1029/2005Je002618  0.321
2006 Xu Y, Cummer SA, Farrell WM. Application of an orbital radar sounder model to detecting Martian polar subsurface features Journal of Geophysical Research. 111. DOI: 10.1029/2005Je002547  0.595
2006 Cheng Z, Cummer SA, Baker DN, Kanekal SG. NighttimeDregion electron density profiles and variabilities inferred from broadband measurements using VLF radio emissions from lightning Journal of Geophysical Research. 111. DOI: 10.1029/2005Ja011308  0.596
2006 Cummer SA, Jaugey N, Li J, Lyons WA, Nelson TE, Gerken EA. Submillisecond imaging of sprite development and structure Geophysical Research Letters. 33. DOI: 10.1029/2005Gl024969  0.77
2005 Popa B, Cummer SA. Determining the effective electromagnetic properties of negative-refractive-index metamaterials from internal fields Physical Review B. 72. DOI: 10.1103/Physrevb.72.165102  0.37
2005 Cummer SA. Measurements and implications of the relationship between lightning and terrestrial gamma ray flashes Geophysical Research Letters. 32. DOI: 10.1029/2005Gl022778  0.327
2004 Cummer SA, Popa B. Wave fields measured inside a negative refractive index metamaterial Applied Physics Letters. 85: 4564-4566. DOI: 10.1063/1.1823595  0.378
2003 Lyons WA, Nelson TE, Williams ER, Cummer SA, Stanley MA. Characteristics of Sprite-Producing Positive Cloud-to-Ground Lightning during the 19 July 2000 STEPS Mesoscale Convective Systems Monthly Weather Review. 131: 2417-2427. DOI: 10.1175/1520-0493(2003)131<2417:Cospcl>2.0.Co;2  0.317
2003 Cummer SA. Simulated causal subwavelength focusing by a negative refractive index slab Applied Physics Letters. 82: 1503-1505. DOI: 10.1063/1.1554778  0.327
2003 Cummer SA. Current moment in sprite-producing lightning Journal of Atmospheric and Solar-Terrestrial Physics. 65: 499-508. DOI: 10.1016/S1364-6826(02)00318-8  0.329
2003 Cummer SA, Green JL, Reinisch BW, Fung SF, Kaiser ML, Pickett JS, Christopher I, Mutel R, Gurnett DA, Escoubet CP. Advances in magnetospheric radio wave analysis and tomography Advances in Space Research. 32: 329-336. DOI: 10.1016/S0273-1177(03)90271-7  0.335
2002 Hu W, Cummer SA, Lyons WA, Nelson TE. Lightning charge moment changes for the initiation of sprites Geophysical Research Letters. 29: 120-1-120-4. DOI: 10.1029/2001Gl014593  0.599
2001 Cummer SA, Reiner MJ, Reinisch BW, Kaiser ML, Green JL, Benson RF, Manning R, Goetz K. A test magnetospheric radio tomographic imaging with IMAGE and WIND Geophysical Research Letters. 28: 1131-1134. DOI: 10.1029/2000Gl012683  0.332
2001 Cummer SA, Füllekrug M. Unusually intense continuing current in lightning produces delayed mesospheric breakdown Geophysical Research Letters. 28: 495-498. DOI: 10.1029/2000Gl012214  0.322
2000 Cummer S. Modeling electromagnetic propagation in the Earth-ionosphere waveguide Ieee Transactions On Antennas and Propagation. 48: 1420-1429. DOI: 10.1109/8.898776  0.355
2000 Cummer SA, Inan US. Ionospheric E region remote sensing with ELF radio atmospherics Radio Science. 35: 1437-1444. DOI: 10.1029/2000Rs002335  0.514
2000 Cummer SA, Inan US. Modeling ELF radio atmospheric propagation and extracting lightning currents from ELF observations Radio Science. 35: 385-394. DOI: 10.1029/1999Rs002184  0.534
1999 Barrington-Leigh CP, Inan US, Stanley M, Cummer SA. Sprites triggered by negative lightning discharges Geophysical Research Letters. 26: 3605-3608. DOI: 10.1029/1999Gl010692  0.736
1999 Cummer SA, Farrell WM. Radio atmospheric propagation on Mars and potential remote sensing applications Journal of Geophysical Research: Planets. 104: 14149-14157. DOI: 10.1029/1998Je000622  0.357
1998 Cummer SA, Inan US, Bell TF. Ionospheric D region remote sensing using VLF radio atmospherics Radio Science. 33: 1781-1792. DOI: 10.1029/98Rs02381  0.675
1998 Foster JC, Cummer S, Inan US. Midlatitude particle and electric field effects at the onset of the November 1993 geomagnetic storm Journal of Geophysical Research: Space Physics. 103: 26359-26366. DOI: 10.1029/98Ja00018  0.521
1998 Cummer SA, Inan US, Bell TF, Barrington-Leigh CP. ELF radiation produced by electrical currents in sprites Geophysical Research Letters. 25: 1281-1284. DOI: 10.1029/98Gl50937  0.768
1998 Cummer SA, Inan US. Correction to “Measurement of charge transfer in sprite-producing lightning using ELF radio atmospherics” Geophysical Research Letters. 25: 901-901. DOI: 10.1029/98gl00475  0.384
1997 Cummer SA, Inan US. Measurement of charge transfer in sprite-producing lightning using ELF radio atmospherics Geophysical Research Letters. 24: 1731-1734. DOI: 10.1029/97Gl51791  0.5
1997 Kelley MC, Baker SD, Holzworth RH, Argo P, Cummer SA. LF and MF observations of the lightning electromagnetic pulse at ionospheric altitudes Geophysical Research Letters. 24: 1111-1114. DOI: 10.1029/97Gl00991  0.345
1997 Cummer SA, Bell TF, Inan US, Chenette DL. VLF remote sensing of high-energy auroral particle precipitation Journal of Geophysical Research: Space Physics. 102: 7477-7484. DOI: 10.1029/96Ja03721  0.664
1996 Cummer SA, Bell TF, Inan US, Zanetti LJ. VLF remote sensing of the auroral electrojet Journal of Geophysical Research: Space Physics. 101: 5381-5389. DOI: 10.1029/95Ja03409  0.691
1995 Bell TF, Inan US, Danielson MT, Cummer SA. VLF signatures of ionospheric heating by HIPAS Radio Science. 30: 1855-1867. DOI: 10.1029/95Rs02191  0.671
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