▎ 摘　　要

NOVELTY - Preparing three-dimensional carbon material/molybdenum diselenide electrocatalytic hydrogen evolution material comprises (a) adding sodium molybdate dihydrate and cobalt nitrate hexahydrate to selenium-containing hydrazine hydrate solution, adding solvent, and stirring uniformly to obtain solution (A), and (b) carrying out chemical vapor deposition (CVD) growth of carbon nanotubes on an oxidized graphene oxide roll coated with nickel nitrate to obtain a graphene roll-carbon nanotube three dimensional carbon material. USE - Preparation of three-dimensional carbon material/molybdenum diselenide electrocatalysis hydrogen evolution material used for high-efficiency hydrogen evolution reaction in strong acid or strong alkali electrolyte. ADVANTAGE - The three-dimensional carbon material/molybdenum diselenide electro-catalytic hydrogen evolution material is suitable for high-efficiency hydrogen evolution reaction in strong acid or strong alkali electrolyte and stable performance. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for three-dimensional carbon material/molybdenum diselenide electrocatalytic hydrogen evolution material prepared according to above mentioned method.