Interests include lightning physics and effects, the radiation environment of thunderstorms, terrestrial gamma-ray flashes (TGFs), x-rays from lightning and other topics in Atmospheric and Space Electricity and High Energy Atmospheric Physics.

Courses Taught

  • PHYS 400: Freshman Seminar
  • PHYS 401: Introduction to Physics I
  • PHYS 408: General Physics II Recitation
  • PHYS 999: Doctoral Research


  • Ph.D., Physics, University of Chicago
  • M.S., Physics, University of Chicago
  • B.S., Mathematics, University of California
  • B.S., Physics, University of California

Research Interests

  • Atmospheric Physics
  • Atmospheric Radiation

Selected Publications

  • Kereszy, I., Rakov, V. A., Ding, Z., & Dwyer, J. R. (2022). Ground-Based Observation of a TGF Occurring Between Opposite Polarity Strokes of a Bipolar Cloud-To-Ground Lightning Flash. JOURNAL OF GEOPHYSICAL RESEARCH-ATMOSPHERES, 127(9). doi:10.1029/2021JD036130

  • Liu, N., Scholten, O., Dwyer, J. R., Hare, B. M., Sterpka, C. F., Tilles, J. N., & Lind, F. D. (2022). Implications of Multiple Corona Bursts in Lightning Processes for Radio Frequency Interferometer Observations. GEOPHYSICAL RESEARCH LETTERS, 49(7). doi:10.1029/2021GL097367

  • Liu, N. Y., Scholten, O., Hare, B. M., Dwyer, J. R., Sterpka, C. F., Kolmasova, I., & Santolik, O. (2022). LOFAR Observations of Lightning Initial Breakdown Pulses. GEOPHYSICAL RESEARCH LETTERS, 49(6). doi:10.1029/2022GL098073

  • Koile, J., Liu, N., & Dwyer, J. (2021). Radio Frequency Emissions From Streamer Collisions in Subbreakdown Fields. GEOPHYSICAL RESEARCH LETTERS, 48(24). doi:10.1029/2021GL096214

  • Sterpka, C., Dwyer, J., Liu, N., Hare, B. M., Scholten, O., Buitink, S., . . . Nelles, A. (2021). The Spontaneous Nature of Lightning Initiation Revealed. GEOPHYSICAL RESEARCH LETTERS, 48(23). doi:10.1029/2021GL095511

  • Dwyer, J. R., & Uman, M. A. (2014). The physics of lightning. PHYSICS REPORTS-REVIEW SECTION OF PHYSICS LETTERS, 534(4), 147-241. doi:10.1016/j.physrep.2013.09.004

  • Dwyer, J. R., & Smith, D. M. (2005). A comparison between Monte Carlo simulations of runaway breakdown and terrestrial gamma-ray flash observations. GEOPHYSICAL RESEARCH LETTERS, 32(22). doi:10.1029/2005GL023848

  • Dwyer, J. R., Rassoul, H. K., Al-Dayeh, M., Caraway, L., Wright, B., Chrest, A., . . . Smyth, C. (2004). A ground level gamma-ray burst observed in association with rocket-triggered lightning. GEOPHYSICAL RESEARCH LETTERS, 31(5). doi:10.1029/2003GL018771

  • Dwyer, J. R. (2003). A fundamental limit on electric fields in air. GEOPHYSICAL RESEARCH LETTERS, 30(20). doi:10.1029/2003GL017781

  • Mason, G. M., Mazur, J. E., & Dwyer, J. R. (1999). He-3 enhancements in large solar energetic particle events. ASTROPHYSICAL JOURNAL, 525(2), L133-L136. doi:10.1086/312349

  • Most Cited Publications