Publication Date:
2012-02-29
Description:
Author(s): I. Katayama, H. Aoki, J. Takeda, H. Shimosato, M. Ashida, R. Kinjo, I. Kawayama, M. Tonouchi, M. Nagai, and K. Tanaka The ferroelectric soft mode in a SrTiO 3 thin film was impulsively driven to a large amplitude using intense picosecond terahertz pulses. As the terahertz electric field increased, the soft-mode absorption peak exhibited blueshifting and spectral narrowing. A classical anharmonic oscillator model sug... [Phys. Rev. Lett. 108, 097401] Published Tue Feb 28, 2012
Keywords:
Condensed Matter: Electronic Properties, etc.
Print ISSN:
0031-9007
Electronic ISSN:
1079-7114
Topics:
Physics
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