TY - JOUR A1 - Chen, X. A1 - Kerminen, V.-M. A1 - Paatero, J. A1 - Paasonen, P. A1 - Manninen, H. E. A1 - Nieminen, T. A1 - Petäjä, T. A1 - Kulmala, M. T1 - How do air ions reflect variations in ionising radiation in the lower atmosphere in a boreal forest? JO - Atmos. Chem. Phys. J1 - ACP VL - 16 IS - 22 SP - 14297 EP - 14315 Y1 - 2016/11/16 PB - Copernicus Publications SN - 1680-7324 UR - https://acp.copernicus.org/articles/16/14297/2016/ L1 - https://acp.copernicus.org/articles/16/14297/2016/acp-16-14297-2016.pdf DO - 10.5194/acp-16-14297-2016 ER -