TY - JOUR A1 - Kalakoski, N. A1 - Verronen, P. T. A1 - Seppälä, A. A1 - Szeląg, M. E. A1 - Kero, A. A1 - Marsh, D. R. T1 - Statistical response of middle atmosphere composition to solar proton events in WACCM-D simulations: the importance of lower ionospheric chemistry JO - Atmos. Chem. Phys. J1 - ACP VL - 20 IS - 14 SP - 8923 EP - 8938 Y1 - 2020/07/28 PB - Copernicus Publications SN - 1680-7324 UR - https://acp.copernicus.org/articles/20/8923/2020/ L1 - https://acp.copernicus.org/articles/20/8923/2020/acp-20-8923-2020.pdf DO - 10.5194/acp-20-8923-2020 ER -