DocumentCode :
2080317
Title :
Coherent optical phonons with very large quality factors: the E/sub 2/-low mode in ZnO
Author :
Aku-Leh, C. ; Zhao, Jimin ; Merlin, R. ; Menendez, J.
Author_Institution :
Harrison M. Randall Lab., Michigan Univ., Ann Arbor, MI
fYear :
2004
fDate :
21-21 May 2004
Firstpage :
125
Lastpage :
127
Abstract :
Pump-probe experiments reveal that the lifetime of the low-energy E2 phonon in ZnO is tau ~ 210 ps at 5 K giving a quality factor Q = 1870. The decay rate is dominated by isotopic disorder
Keywords :
II-VI semiconductors; Q-factor; high-speed optical techniques; phonons; wide band gap semiconductors; zinc compounds; 210 ps; 5 K; E2-low mode; ZnO; coherent optical phonons; decay rate; isotopic disorder; low-energy E2 phonon; pump-probe experiments; quality factor; very large quality factors;
fLanguage :
English
Publisher :
ieee
Conference_Titel :
Quantum Electronics Conference, 2004. (IQEC). International
Conference_Location :
San Francisco, CA
Print_ISBN :
1-55752-778-4
Type :
conf
Filename :
1366675
Link To Document :
https://search.ricest.ac.ir/dl/search/defaultta.aspx?DTC=49&DC=2080317
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