Coherence, relaxation and reaction of solution-phase molecules studied by femtosecond nonlinear spectroscopy: Vibrational coherence observed in the third order optical process

Tahei Tahara, Satoshi Takeuchi, Satoru Fujiyoshi, Shigeki Matsuo

研究成果: Article査読

抄録

Vibrational coherence of the condensed-phase polyatomic molecules was studied by several types of femtosecond time-resolved spectroscopy. The Raman-active vibrational coherence in the ground-state was observed through optically-heterodyned impulsive stimulated Raman scattering (ISRS) spectroscopy. Transient ISRS experiment was also undertaken for the measurement of the low frequency vibrations of the excited state. In transient absorption spectroscopy carried out with a 40-fs time resolution, vibrational coherence was created by ultrashort pump pulses and the wavepacket motion in the excited state was observed for trans-stilbene and diphenylcyclopropenone.

本文言語English
ページ(範囲)82-88
ページ数7
ジャーナルProceedings of SPIE - The International Society for Optical Engineering
4752
DOI
出版ステータスPublished - 2002 1月 1
外部発表はい

ASJC Scopus subject areas

  • 電子材料、光学材料、および磁性材料
  • 凝縮系物理学
  • コンピュータ サイエンスの応用
  • 応用数学
  • 電子工学および電気工学

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