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  • John R Wygant
2014

Cluster observations of fast magnetosonic waves in the heliosphere current sheet

Dai, L., Wygant, J. R., Cattell, C. A., Thaller, S., Kersten, K., Breneman, A. & Tang, X., Mar 16 2014, In : Geophysical Research Letters. 41, 5, p. 1398-1405 8 p.

Research output: Contribution to journalArticle

5 Scopus citations
2020

Sunward-propagating Whistler Waves Collocated with Localized Magnetic Field Holes in the Solar Wind: Parker Solar Probe Observations at 35.7 R o˙ Radii

Agapitov, O. V., Wit, T. D. D., Mozer, F. S., Bonnell, J. W., Drake, J. F., Malaspina, D., Krasnoselskikh, V., Bale, S., Whittlesey, P. L., Case, A. W., Chaston, C., Froment, C., Goetz, K., Goodrich, K. A., Harvey, P. R., Kasper, J. C., Korreck, K. E., Larson, D. E., Livi, R., Macdowall, R. J. & 4 others, Pulupa, M., Revillet, C., Stevens, M. & Wygant, J. R., Mar 1 2020, In : Astrophysical Journal Letters. 891, 1, L20.

Research output: Contribution to journalArticle

2 Scopus citations
2015

Shock-induced prompt relativistic electron acceleration in the inner magnetosphere

Foster, J. C., Wygant, J. R., Hudson, M. K., Boyd, A. J., Baker, D. N., Erickson, P. J. & Spence, H. E., Mar 1 2015, In : Journal of Geophysical Research A: Space Physics. 120, 3, p. 1661-1674 14 p.

Research output: Contribution to journalArticle

48 Scopus citations
2014

Effect of EMIC waves on relativistic and ultrarelativistic electron populations: Ground-based and Van Allen Probes observations

Usanova, M. E., Drozdov, A., Orlova, K., Mann, I. R., Shprits, Y., Robertson, M. T., Turner, D. L., Milling, D. K., Kale, A., Baker, D. N., Thaller, S. A., Reeves, G. D., Spence, H. E., Kletzing, C. & Wygant, J., Mar 16 2014, In : Geophysical Research Letters. 41, 5, p. 1375-1381 7 p.

Research output: Contribution to journalArticle

183 Scopus citations
2015

Van Allen Probes observations linking radiation belt electrons to chorus waves during 2014 multiple storms

Liu, S., Xiao, F., Yang, C., He, Y., Zhou, Q., Kletzing, C. A., Kurth, W. S., Hospodarsky, G. B., Spence, H. E., Reeves, G. D., Funsten, H. O., Blake, J. B., Baker, D. N. & Wygant, J. R., Feb 2015, In : Journal of Geophysical Research: Space Physics. 120, 2, p. 938-948 11 p.

Research output: Contribution to journalArticle

10 Scopus citations

Global-scale coherence modulation of radiation-belt electron loss from plasmaspheric hiss

Breneman, A. W., Halford, A., Millan, R., McCarthy, M., Fennell, J., Sample, J., Woodger, L., Hospodarsky, G., Wygant, J. R., Cattell, C. A., Goldstein, J., Malaspina, D. & Kletzing, C. A., Jul 9 2015, In : Nature. 523, 7559, p. 193-195 3 p.

Research output: Contribution to journalArticle

46 Scopus citations
2011
14 Scopus citations
2017

Coherently modulated whistler mode waves simultaneously observed over unexpectedly large spatial scales

Li, J., Bortnik, J., Li, W., Thorne, R. M., Ma, Q., Chu, X., Chen, L., Kletzing, C. A., Kurth, W. S., Hospodarsky, G. B., Wygant, J., Breneman, A. & Thaller, S., Feb 1 2017, In : Journal of Geophysical Research: Space Physics. 122, 2, p. 1871-1882 12 p.

Research output: Contribution to journalArticle

6 Scopus citations

“Zipper-like” periodic magnetosonic waves: Van Allen Probes, THEMIS, and magnetospheric multiscale observations

Li, J., Bortnik, J., Li, W., Ma, Q., Thorne, R. M., Kletzing, C. A., Kurth, W. S., Hospodarsky, G. B., Wygant, J., Breneman, A., Thaller, S., Funsten, H. O., Mitchell, D. G., Manweiler, J. W., Torbert, R. B., Le Contel, O., Ergun, R. E., Lindqvist, P. A., Torkar, K., Nakamura, R. & 2 others, Andriopoulou, M. & Russell, C. T., Feb 1 2017, In : Journal of Geophysical Research: Space Physics. 122, 2, p. 1600-1610 11 p.

Research output: Contribution to journalArticle

10 Scopus citations
2016

Van Allen Probes observations of cross-scale coupling between electromagnetic ion cyclotron waves and higher-frequency wave modes

Colpitts, C. A., Cattell, C. A., Engebretson, M., Broughton, M., Tian, S., Wygant, J., Breneman, A. & Thaller, S., Nov 28 2016, In : Geophysical Research Letters. 43, 22, p. 11,510-11,518

Research output: Contribution to journalArticle

Open Access
5 Scopus citations
2014

Van Allen Probes observations of direct wave-particle interactions

Fennell, J. F., Roeder, J. L., Kurth, W. S., Henderson, M. G., Larsen, B. A., Hospodarsky, G., Wygant, J. R., Claudepierre, J. S. G., Blake, J. B., Spence, H. E., Clemmons, J. H., Funsten, H. O., Kletzing, C. A. & Reeves, G. D., Mar 28 2014, In : Geophysical Research Letters. 41, 6, p. 1869-1875 7 p.

Research output: Contribution to journalArticle

20 Scopus citations
2017

Cross-scale observations of the 2015 St. Patrick's day storm: THEMIS, Van Allen Probes, and TWINS

Goldstein, J., Angelopoulos, V., De Pascuale, S., Funsten, H. O., Kurth, W. S., LLera, K., McComas, D. J., Perez, J. D., Reeves, G. D., Spence, H. E., Thaller, S. A., Valek, P. W. & Wygant, J. R., Jan 1 2017, In : Journal of Geophysical Research: Space Physics. 122, 1, p. 368-392 25 p.

Research output: Contribution to journalArticle

15 Scopus citations
2015

Van Allen Probe observations of drift-bounce resonances with Pc 4 pulsations and wave-particle interactions in the pre-midnight inner magnetosphere

Korotova, G. I., Sibeck, D. G., Tahakashi, K., Dai, L., Spence, H. E., Kletzing, C. A., Wygant, J. R., Manweiler, J. W., Moya, P. S., Hwang, K. J. & Redmon, R. J., Aug 5 2015, In : Annales Geophysicae. 33, 8, p. 955-964 10 p.

Research output: Contribution to journalArticle

7 Scopus citations
2019

Simulation of Prompt Acceleration of Radiation Belt Electrons During the 16 July 2017 Storm

Patel, M., Li, Z., Hudson, M., Claudepierre, S. & Wygant, J., Jul 16 2019, In : Geophysical Research Letters. 46, 13, p. 7222-7229 8 p.

Research output: Contribution to journalArticle

2 Scopus citations
2014

Intense duskside lower band chorus waves observed by Van Allen Probes: Generation and potential acceleration effect on radiation belt electrons

Su, Z., Zhu, H., Xiao, F., Zheng, H., Wang, Y., He, Z., Shen, C., Shen, C., Wang, C. B., Liu, R., Zhang, M., Wang, S., Kletzing, C. A., Kurth, W. S., Hospodarsky, G. B., Spence, H. E., Reeves, G. D., Funsten, H. O., Blake, J. B., Baker, D. N. & 1 others, Wygant, J. R., Jun 2014, In : Journal of Geophysical Research: Space Physics. 119, 6, p. 4266-4273 8 p.

Research output: Contribution to journalArticle

35 Scopus citations
2016

Multipoint spacecraft observations of long-lasting poloidal Pc4 pulsations in the dayside magnetosphere on 1-2 May 2014

Korotova, G., Sibeck, D., Engebretson, M., Wygant, J., Thaller, S., Spence, H., Kletzing, C., Angelopoulos, V. & Redmon, R., Nov 14 2016, In : Annales Geophysicae. 34, 11, p. 985-998 14 p.

Research output: Contribution to journalArticle

Open Access
6 Scopus citations
2018

Radiation Belt “Dropouts” and Drift-Bounce Resonances in Broadband Electromagnetic Waves

Chaston, C. C., Bonnell, J. W., Wygant, J. R., Reeves, G. D., Baker, D. N. & Melrose, D. B., Mar 16 2018, In : Geophysical Research Letters. 45, 5, p. 2128-2137 10 p.

Research output: Contribution to journalArticle

8 Scopus citations
2014

Gradual diffusion and punctuated phase space density enhancements of highly relativistic electrons: Van Allen Probes observations

Baker, D. N., Jaynes, A. N., Li, X., Henderson, M. G., Kanekal, S. G., Reeves, G. D., Spence, H. E., Claudepierre, S. G., Fennell, J. F., Hudson, M. K., Thorne, R. M., Foster, J. C., Erickson, P. J., Malaspina, D. M., Wygant, J. R., Boyd, A., Kletzing, C. A., Drozdov, A. & Shprits, Y. Y., Mar 16 2014, In : Geophysical Research Letters. 41, 5, p. 1351-1358 8 p.

Research output: Contribution to journalArticle

80 Scopus citations
2016

Survey of the frequency dependent latitudinal distribution of the fast magnetosonic wave mode from Van Allen Probes Electric and Magnetic Field Instrument and Integrated Science waveform receiver plasma wave analysis

Boardsen, S. A., Hospodarsky, G. B., Kletzing, C. A., Engebretson, M. J., Pfaff, R. F., Wygant, J. R., Kurth, W. S., Averkamp, T. F., Bounds, S. R., Green, J. L. & De Pascuale, S., Apr 1 2016, In : Journal of Geophysical Research A: Space Physics. 121, 4, p. 2902-2921 20 p.

Research output: Contribution to journalArticle

37 Scopus citations
2018

Nonlinear Electrostatic Steepening of Whistler Waves: The Guiding Factors and Dynamics in Inhomogeneous Systems

Agapitov, O., Drake, J. F., Vasko, I., Mozer, F. S., Artemyev, A., Krasnoselskikh, V., Angelopoulos, V., Wygant, J. & Reeves, G. D., Mar 16 2018, In : Geophysical Research Letters. 45, 5, p. 2168-2176 9 p.

Research output: Contribution to journalArticle

Open Access
12 Scopus citations
2019

Global Survey and Empirical Model of Fast Magnetosonic Waves Over Their Full Frequency Range in Earth's Inner Magnetosphere

Ma, Q., Li, W., Bortnik, J., Kletzing, C. A., Kurth, W. S., Hospodarsky, G. B. & Wygant, J. R., Dec 1 2019, In : Journal of Geophysical Research: Space Physics. 124, 12, p. 10270-10282 13 p.

Research output: Contribution to journalArticle

1 Scopus citations
2017

Van Allen Probes observation of a 360° phase shift in the flux modulation of injected electrons by ULF waves

Chen, X. R., Zong, Q. G., Zhou, X. Z., Blake, J. B., Wygant, J. R. & Kletzing, C. A., Feb 28 2017, In : Geophysical Research Letters. 44, 4, p. 1614-1624 11 p.

Research output: Contribution to journalArticle

7 Scopus citations
2013

An unusual enhancement of low-frequency plasmaspheric hiss in the outer plasmasphere associated with substorm-injected electrons

Li, W., Thorne, R. M., Bortnik, J., Reeves, G. D., Kletzing, C. A., Kurth, W. S., Hospodarsky, G. B., Spence, H. E., Blake, J. B., Fennell, J. F., Claudepierre, S. G., Wygant, J. R. & Thaller, S. A., Aug 16 2013, In : Geophysical Research Letters. 40, 15, p. 3798-3803 6 p.

Research output: Contribution to journalArticle

86 Scopus citations
2016

Rapid enhancement of low-energy (<100 eV) ion flux in response to interplanetary shocks based on two Van Allen Probes case studies: Implications for source regions and heating mechanisms

Yue, C., Li, W., Nishimura, Y., Zong, Q., Ma, Q., Bortnik, J., Thorne, R. M., Reeves, G. D., Spence, H. E., Kletzing, C. A., Wygant, J. R. & Nicolls, M. J., Jul 1 2016, In : Journal of Geophysical Research: Space Physics. 121, 7, p. 6430-6443 14 p.

Research output: Contribution to journalArticle

6 Scopus citations

The distribution of plasmaspheric hiss wave power with respect to plasmapause location

Malaspina, D. M., Jaynes, A. N., Boulé, C., Bortnik, J., Thaller, S. A., Ergun, R. E., Kletzing, C. A. & Wygant, J. R., Aug 16 2016, In : Geophysical Research Letters. 43, 15, p. 7878-7886 9 p.

Research output: Contribution to journalArticle

43 Scopus citations
2019

Cold Plasmaspheric Electrons Affected by ULF Waves in the Inner Magnetosphere: A Van Allen Probes Statistical Study

Ren, J., Zong, Q. G., Zhou, X. Z., Spence, H. E., Funsten, H. O., Wygant, J. R. & Rankin, R., Oct 1 2019, In : Journal of Geophysical Research: Space Physics. 124, 10, p. 7954-7965 12 p.

Research output: Contribution to journalArticle

1 Scopus citations
2014

Modeling gradual diffusion changes in radiation belt electron phase space density for the March 2013 Van Allen Probes case study

Li, Z., Hudson, M., Jaynes, A., Boyd, A., Malaspina, D., Thaller, S., Wygant, J. & Henderson, M., Oct 2014, In : Journal of Geophysical Research: Space Physics. 119, 10, p. 8396-8403 8 p.

Research output: Contribution to journalArticle

15 Scopus citations
2016

Using the cold plasma dispersion relation and whistler mode waves to quantify the antenna sheath impedance of the Van Allen Probes EFW instrument

Hartley, D. P., Kletzing, C. A., Kurth, W. S., Bounds, S. R., Averkamp, T. F., Hospodarsky, G. B., Wygant, J. R., Bonnell, J. W., Santolík, O. & Watt, C. E. J., May 1 2016, In : Journal of Geophysical Research A: Space Physics. 121, 5, p. 4590-4606 17 p.

Research output: Contribution to journalArticle

Open Access
12 Scopus citations
2015

Simultaneous Pi2 observations by the Van Allen Probes inside and outside the plasmasphere

Ghamry, E., Kim, K. H., Kwon, H. J., Lee, D. H., Park, J. S., Choi, J., Hyun, K., Kurth, W. S., Kletzing, C., Wygant, J. R. & Huang, J., Jun 1 2015, In : Journal of Geophysical Research A: Space Physics. 120, 6, p. 4567-4575 9 p.

Research output: Contribution to journalArticle

10 Scopus citations
2020

Multiharmonic Toroidal Standing Alfvén Waves in the Midnight Sector Observed During a Geomagnetically Quiet Period

Takahashi, K., Vellante, M., Del Corpo, A., Claudepierre, S. G., Kletzing, C., Wygant, J. & Koga, K., Mar 1 2020, In : Journal of Geophysical Research: Space Physics. 125, 3, e2019JA027370.

Research output: Contribution to journalArticle

2015

Link between premidnight second harmonic poloidal waves and auroral undulations: Conjugate observations with a Van Allen Probe spacecraft and a THEMIS all-sky imager

Motoba, T., Takahashi, K., Ukhorskiy, A., Gkioulidou, M., Mitchell, D. G., Lanzerotti, L. J., Korotova, G. I., Donovan, E. F., Wygant, J. R., Kletzing, C. A., Kurth, W. S. & Blake, J. B., Mar 1 2015, In : Journal of Geophysical Research: Space Physics. 120, 3, p. 1814-1831 18 p.

Research output: Contribution to journalArticle

7 Scopus citations
2016

Partitioning of integrated energy fluxes in four tail reconnection events observed by Cluster

Tyler, E., Cattell, C., Thaller, S., Wygant, J., Gurgiolo, C., Goldstein, M. & Mouikis, C., Dec 1 2016, In : Journal of Geophysical Research: Space Physics. 121, 12, p. 11,798-11,825

Research output: Contribution to journalArticle

8 Scopus citations
2017

Very Oblique Whistler Mode Propagation in the Radiation Belts: Effects of Hot Plasma and Landau Damping

Ma, Q., Artemyev, A. V., Mourenas, D., Li, W., Thorne, R. M., Kletzing, C. A., Kurth, W. S., Hospodarsky, G. B., Reeves, G. D., Spence, H. E. & Wygant, J., Dec 28 2017, In : Geophysical Research Letters. 44, 24, p. 12,057-12,066

Research output: Contribution to journalArticle

Open Access
9 Scopus citations
2011

Cluster observations of surface waves in the ion jets from magnetotail reconnection

Dai, L., Wygant, J. R., Cattell, C., Dombeck, J., Thaller, S., Mouikis, C., Balogh, A. & Rme, H., 2011, In : Journal of Geophysical Research: Space Physics. 116, 12, A12227.

Research output: Contribution to journalArticle

21 Scopus citations
2013

Megavolt parallel potentials arising from double-layer streams in the earth's outer radiation belt

Mozer, F. S., Bale, S. D., Bonnell, J. W., Chaston, C. C., Roth, I. & Wygant, J., Dec 2 2013, In : Physical Review Letters. 111, 23, 235002.

Research output: Contribution to journalArticle

47 Scopus citations
2017

Statistical properties of low-frequency plasmaspheric hiss

Malaspina, D. M., Jaynes, A. N., Hospodarsky, G., Bortnik, J., Ergun, R. E. & Wygant, J., Aug 2017, In : Journal of Geophysical Research: Space Physics. 122, 8, p. 8340-8352 13 p.

Research output: Contribution to journalArticle

24 Scopus citations
2014

Spatial localization and ducting of EMIC waves: Van Allen Probes and ground-based observations

Mann, I. R., Usanova, M. E., Murphy, K., Robertson, M. T., Milling, D. K., Kale, A., Kletzing, C., Wygant, J., Thaller, S. & Raita, T., Feb 16 2014, In : Geophysical Research Letters. 41, 3, p. 785-792 8 p.

Research output: Contribution to journalArticle

15 Scopus citations

Excitation of nightside magnetosonic waves observed by Van Allen Probes

Zhou, Q., Xiao, F., Yang, C., Liu, S., Kletzing, C. A., Kurth, W. S., Hospodarsky, G. B., Spence, H. E., Reeves, G. D., Funsten, H. O., Blake, J. B., Baker, D. N. & Wygant, J. R., Jan 1 2014, In : Journal of Geophysical Research: Space Physics. 119, 11, p. 9125-9133 9 p.

Research output: Contribution to journalArticle

15 Scopus citations
2019

Temperature Dependence of Plasmaspheric Ion Composition

Goldstein, J., Gallagher, D., Craven, P. D., Comfort, R. H., Genestreti, K. J., Mouikis, C., Spence, H., Kurth, W., Wygant, J., Skoug, R. M., Larsen, B. A., D. Reeves, G. & De Pascuale, S., Aug 1 2019, In : Journal of Geophysical Research: Space Physics. 124, 8, p. 6585-6595 11 p.

Research output: Contribution to journalArticle

2 Scopus citations

Efficacy of Electric Field Models in Reproducing Observed Ring Current Ion Spectra During Two Geomagnetic Storms

Menz, A. M., Kistler, L. M., Mouikis, C. G., Matsui, H., Spence, H. E., Thaller, S. A. & Wygant, J. R., Nov 1 2019, In : Journal of Geophysical Research: Space Physics. 124, 11, p. 8974-8991 18 p.

Research output: Contribution to journalArticle

1 Scopus citations
2018

Pitch Angle Scattering and Loss of Radiation Belt Electrons in Broadband Electromagnetic Waves

Chaston, C. C., Bonnell, J. W., Halford, A. J., Reeves, G. D., Baker, D. N., Kletzing, C. A. & Wygant, J. R., Sep 28 2018, In : Geophysical Research Letters. 45, 18, p. 9344-9352 9 p.

Research output: Contribution to journalArticle

6 Scopus citations

Characteristics of Sudden Commencements Observed by Van Allen Probes in the Inner Magnetosphere

Fathy, A., Kim, K. H., Park, J. S., Jin, H., Kletzing, C., Wygant, J. R. & Ghamry, E., Feb 2018, In : Journal of Geophysical Research: Space Physics. 123, 2, p. 1295-1304 10 p.

Research output: Contribution to journalArticle

1 Scopus citations
2015

Kinetic Alfvén waves and particle response associated with a shock-induced, global ULF perturbation of the terrestrial magnetosphere

Malaspina, D. M., Claudepierre, S. G., Takahashi, K., Jaynes, A. N., Elkington, S. R., Ergun, R. E., Wygant, J. R., Reeves, G. D. & Kletzing, C. A., Nov 16 2015, In : Geophysical Research Letters. 42, 21, p. 9203-9212 10 p.

Research output: Contribution to journalArticle

10 Scopus citations
2014

Evidence for injection of relativistic electrons into the Earth's outer radiation belt via intense substorm electric fields

Dai, L., Wygant, J. R., Cattell, C. A., Thaller, S., Kersten, K., Breneman, A., Tang, X., Friedel, R. H., Claudepierre, S. G. & Tao, X., Feb 28 2014, In : Geophysical Research Letters. 41, 4, p. 1133-1141 9 p.

Research output: Contribution to journalArticle

23 Scopus citations
2019

Identifying STEVE's Magnetospheric Driver Using Conjugate Observations in the Magnetosphere and on the Ground

Chu, X., Malaspina, D., Gallardo-Lacourt, B., Liang, J., Andersson, L., Ma, Q., Artemyev, A., Liu, J., Ergun, R. E., Thaller, S., Akbari, H., Zhao, H., Larsen, B., Reeves, G., Wygant, J., Breneman, A., Tian, S., Connors, M., Donovan, E., Archer, W. & 1 others, MacDonald, E. A., Nov 28 2019, In : Geophysical Research Letters. 46, 22, p. 12665-12674 10 p.

Research output: Contribution to journalArticle

3 Scopus citations
2014

Chorus waves and spacecraft potential fluctuations: Evidence for wave-enhanced photoelectron escape

Malaspina, D. M., Ergun, R. E., Sturner, A., Wygant, J. R., Bonnell, J. W., Breneman, A. & Kersten, K., Jan 28 2014, In : Geophysical Research Letters. 41, 2, p. 236-243 8 p.

Research output: Contribution to journalArticle

6 Scopus citations
2011
67 Scopus citations
2018

Ion Injection Triggered EMIC Waves in the Earth's Magnetosphere

Remya, B., Sibeck, D. G., Halford, A. J., Murphy, K. R., Reeves, G. D., Singer, H. J., Wygant, J. R., Farinas Perez, G. & Thaller, S. A., Jun 2018, In : Journal of Geophysical Research: Space Physics. 123, 6, p. 4921-4938 18 p.

Research output: Contribution to journalArticle

13 Scopus citations
2019

A Statistical Study of EMIC Waves Associated With and Without Energetic Particle Injection From the Magnetotail

Jun, C. W., Yue, C., Bortnik, J., Lyons, L. R., Nishimura, Y., Kletzing, C., Wygant, J. & Spence, H., Jan 2019, In : Journal of Geophysical Research: Space Physics. 124, 1, p. 433-450 18 p.

Research output: Contribution to journalArticle

Open Access
10 Scopus citations
2017

Simultaneous disappearances of plasmaspheric hiss, exohiss, and chorus waves triggered by a sudden decrease in solar wind dynamic pressure

Liu, N., Su, Z., Gao, Z., Zheng, H., Wang, Y., Wang, S., Spence, H. E., Reeves, G. D., Baker, D. N., Blake, J. B., Funsten, H. O. & Wygant, J. R., Jan 16 2017, In : Geophysical Research Letters. 44, 1, p. 52-61 10 p.

Research output: Contribution to journalArticle

20 Scopus citations