Title :
Time-domain THz spectroscopy of vibrational modes in a quasi-one-dimensional charge-density-wave crystal
Author :
Bandyopadhyay, A. ; Dexheimer, S.L.
Author_Institution :
Dept. of Phys. & Astron., Washington State Univ., Pullman, WA
Abstract :
Time-domain terahertz spectroscopic studies of the quasi-one-dimensional material PtI(en) reveal a highly anisotropic complex refractive index, including a strongly polarized infrared-active phonon absorption at 2.24 THz corresponding to modulation of the charge-density-wave structure.
Keywords :
charge density waves; phonons; refractive index; submillimetre wave spectra; charge-density-wave structure modulation; frequency 2.24 THz; highly anisotropic complex refractive index; quasione-dimensional crystal; strongly polarized infrared-active phonon absorption; time-domain terahertz spectroscopy; vibrational modes; Anisotropic magnetoresistance; Crystallization; Electromagnetic wave absorption; Frequency; Optical materials; Optical refraction; Optical variables control; Polarization; Spectroscopy; Time domain analysis; (160.1190) Anisotropic optical materials; (160.5470) Polymers; (300.6495) Spectroscopy, terahertz;
Conference_Titel :
Lasers and Electro-Optics, 2008 and 2008 Conference on Quantum Electronics and Laser Science. CLEO/QELS 2008. Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-55752-859-9
