Title :
Enhancement of two-phonon combination state amplitudes in laser irradiatied ZnTe
Author :
Forst, M. ; Kurz, H. ; Ingale, A.
Author_Institution :
Inst. fur Halbleitertechnik, Aachen Univ.
Abstract :
Impulsively excited two-phonon combination states are investigated in ZnTe. Upon laser irradiation, a strong amplitude increase is observed that can be explained by the disorder-induced relaxation of wave vector selection rules for Raman scattering
Keywords :
II-VI semiconductors; Raman spectra; electro-optical effects; excited states; laser beam effects; phonon-phonon interactions; wide band gap semiconductors; zinc compounds; Raman scattering; ZnTe; disorder-induced relaxation; electrooptic compound semiconductor; impulsively excited states; laser irradiation; two-phonon combination state amplitudes; two-phonon combination states; wave vector selection rules; Absorption; Frequency; Laser excitation; Laser modes; Phonons; Photonic band gap; Pump lasers; Raman scattering; Ultrafast optics; Zinc compounds;
Conference_Titel :
Quantum Electronics Conference, 2004. (IQEC). International
Conference_Location :
San Francisco, CA
Print_ISBN :
1-55752-778-4
