Terahertz electromagnetic wave generator , terahertz spectroscopy , and terahertz electromagnetic wave method of generation

摘要

The terahertz wave generating apparatus of the present disclosure , a thermoelectric material layer ( 2 ) , the thermoelectric material layer ( 2 ) is configured to irradiate a pulse light ( 5 ) , the terahertz wave from the thermoelectric material layer ( 2 ) ( 6 ) I and a light source system for generating a . Thermoelectric material layer ( 2 ) comprises a slope portion of the transmittance of the pulsed light is changed along a certain direction . A light source system is configured to irradiate a pulse light ( 5 ) the slope of the heat conductive material layer ( 2 ) .