▎ 摘　　要

NOVELTY - An electric component (10) has one or more graphene layer (12) provided on a sapphire substrate (11) by epitaxial growth. USE - Electric component is used in nitride semiconductor industry. ADVANTAGE - The electric component is economically and efficiently manufactured using high quality substrate. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for manufacture of electric component. DESCRIPTION OF DRAWING(S) - The drawing shows the schematic view of electric component. Electric component (10) Sapphire substrate (11) Graphene layer (12)