TY JOUR TI Estimated plasmasphere electron content and O⁺/H⁺ transition height during the February 2022 geomagnetic storm from Irkutsk IS radar data KW topside ionosphere KW plasmasphere KW O⁺/H⁺ transition height KW total electron content KW incoherent scatter radars JO Solnechno-Zemnaya Fizika AU Khabituev, D.S. AU Zherebtsov, G.A. AU Ivonin, V.A. AU Lebedev, V.P. PY 2024 IS 10 PB INFRA-M Academic Publishing LLC.