TY JOUR TI Role of alpha particles in penetration of solar wind diamagnetic structures into the magnetosphere KW slow solar wind KW sporadic solar wind KW ratio of alpha particles to protons KW magnetospheric response to DS and ISW JO Solar-Terrestrial Physics AU Eselevich, V.G. AU Parhomov, V.A. PY 2023 IS 9 PB INFRA-M Academic Publishing LLC.