▎ 摘　　要

NOVELTY - A terahertz radiation source based graphene material comprises graphene or/and graphene composite materials as main radiating element, basic semiconductors made of graphene or/and graphene composite materials, a layer for electrically exciting emission waves and providing a terahertz wave source, a base semiconductor layer formed on a substrate having a surface, metal compounds, bonding resins, conductive agents, and dispersing coupling agents constitute a transitional transmission and interaction layer of electromagnetic waves, where the bonding resin is used for electromagnetic wave transmission interference and as a support, the conductive agent is used for conductivity, and a dispersion coupling agent provides auxiliary dispersion stability, a graphene magnetic field emission layer comprising graphene or/and a graphene composite material is used to excite graphene surface plasmons and form a graphene magnetic field with both frequency modulation and emission functions. USE - Terahertz wave radiation source based graphene materials. ADVANTAGE - The terahertz wave radiation source based graphene materials has simple structure, light weight, high degree of thinning, wide working range and high conversion efficiency. DETAILED DESCRIPTION - A terahertz radiation source based graphene material comprises graphene or/and graphene composite materials as main radiating element, the radiate terahertz waves with a frequency in the range of 0.1-10 THz when energized, basic semiconductors made of graphene or/and graphene composite materials, a layer for electrically exciting emission waves having a wavelength of mu m to mm and providing a terahertz wave source, a base semiconductor layer formed on a substrate having a surface, metal compounds, bonding resins, conductive agents, and dispersing coupling agents constitute a transitional transmission and interaction layer of electromagnetic waves, where the bonding resin is used for electromagnetic wave transmission interference and as a support, the conductive agent is used for conductivity, and a dispersion coupling agent provides auxiliary dispersion stability, a graphene magnetic field emission layer comprising graphene or/and a graphene composite material is used to electrically excite graphene surface plasmons and form a graphene magnetic field with both frequency modulation and emission functions, and the same effect as the base semiconductor layer to provide the same or different terahertz wave source electromagnetic waves.