TERAHERTZ WAVE GENERATING DEVICE, TERAHERTZ WAVE DETECTION DEVICE, AND TERAHERTZ WAVE SPECTRAL DEVICE

摘要

PROBLEM TO BE SOLVED: To prevent influence due to mechanical vibration or modulation of high electric field when a terahertz wave is modulated and detected.;SOLUTION: A terahertz wave generating device comprises: an excitation light source 10 for generating excitation light; a polarization control device 20 for modulating a polarization direction of the excitation light; and a photoconductive antenna 30 irradiated with the excitation light which is subjected to polarization modulation, and for generating a terahertz wave at generation efficiency according to the polarization direction of the excitation light.;COPYRIGHT: (C)2013,JPO&INPIT