TY CONF TI THE APPLICATION OF THE TWO-COMPONENT MODEL ENVIRONMENT FOR EVALUATION OF ELECTRICAL CONDUCTIVITY OF SHUNGITE KW electrical conductivity KW two-component medium KW shungite. JO XXIV international conference "Electromagnetic field and materials (fundamental physical research)" AU Antonets, I.V. AU Golubev, E.A. AU Shavrov, V.G. AU Scheglov, V.I. PY 2026 PB INFRA-M Academic Publishing LLC.