TY CONF TI EXISTING TYPES OF RADIATION AFFECTING ELECTRONIC EQUIPMENT IN SPACE CONDITIONS KW cosmic radiation KW Earth's radiation belts KW galactic cosmic rays KW solar proton events KW radiation resistance KW electronic equipment KW ionizing radiation KW solar activity KW dose loading KW spacecraft protection JO MODELING INFORMATION SYSTEMS AND TECHNOLOGIES – 2026 AU Potapov, A.N. AU Shpinev, A.V. AU Sitnikov, A.S. PY 2026 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov