Title :
THz generation from monoclinic centrosymmetric gate crystals pumped across bandgap due to carrier unidirectional diffusion
Author :
Xu, Guibao ; Sun, Guan ; Ding, Yujie J. ; Zotova, Ioulia B. ; Mandal, Krishna C. ; Mertiri, Alket ; Pabst, Gary ; Fernelius, Nils
Author_Institution :
Dept. of Electr. & Comput. Eng., Lehigh Univ., Bethlehem, PA, USA
Abstract :
We have observed unique polarization and azimuth-angle characteristics of THz waves, generated from anisotropic monoclinic GaTe when pump photon energy is below and above its bandgap, due to carrier unidirectional diffusion.
Keywords :
Anisotropic magnetoresistance; Nonlinear optics; Optical pumping; Photoconductivity; Photonic band gap; Photonic crystals; Polarization; Power generation; Surges; Ultrafast optics;
Conference_Titel :
Lasers and Electro-Optics (CLEO) and Quantum Electronics and Laser Science Conference (QELS), 2010 Conference on
Conference_Location :
San Jose, CA, USA
Print_ISBN :
978-1-55752-890-2
Electronic_ISBN :
978-1-55752-890-2
