Kalakoski, Niilo & Verronen, Pekka & Seppälä, Annika & Szelag, M. & Kero, Antti & Marsh, Daniel. (2020). Statistical response of middle atmosphere composition to solar proton events in WACCM-D simulations: importance of lower ionospheric chemistry. 10.5194/acp-2019-1133.
Golubenko, K., Rozanov, E., Mironova, I., Karagodin, A., & Usoskin, I.. (2020). Natural sources of ionization and their impact on atmospheric electricity. Geophysical Research Letters, 47, e2020GL088619. https://doi.org/10.1029/2020GL088619
Jia, J., Kero, A., Kalakoski, N., Szeląg, M. E., and Verronen, P. T.: Is there a direct solar proton impact on lower-stratospheric ozone?, Atmos. Chem. Phys., 20, 14969–14982, https://doi.org/10.5194/acp-20-14969-2020, 2020.
- Newly NSF funded three year project (ID #2123279, PI: Michael H. Denton)