Zubkov Anton Glebovich Senior Researcher NRC "Kurchatov Institute" Zubkov_AG@nrcki.ruDevelopment and Validation of Cold-Wall Correction for Correlations to Determine Critical Heat Flow in Fuel Assemblies of VVER Type Reactors 9/17/2026 2026 - #03 Thermal physics and thermal hydraulics Ovsyannikov D.E. Vertikov E.A. Oleksyuk D.A. Zubkov A.G.