▎ 摘　　要

NOVELTY - A thermoelectric semiconductor material comprises cobalt triantimonide compound and 0.01-2.5 wt.% graphene oxide or graphene. USE - Thermoelectric semiconductor material. DETAILED DESCRIPTION - A thermoelectric semiconductor material comprises cobalt triantimonide compound (RyMxCo1-xSb3), where M is chromium, manganese, iron, ruthenium, nickel, platinum, or copper, R is element of the lanthanide or actinide series, x and y are 0-1, and 0.01-2.5 wt.% graphene oxide or graphene.