Picosecond spectroscopy of molecular vibrations in liquids. A vibrational bottleneck in ethanol

作者: A. Laubereau , G. Kehl , W. Kaiser

DOI: 10.1016/0030-4018(74)90338-1

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摘要: Abstract Raman spectra taken several picoseconds after an intense vibrational excitation indicate rapid energy transfer between neighboring states. Equilibrium CH-levels around 2900 cm-1 is established within ∼ 1 ps. On the other hand, of these states decays “slowly” with a time constant 22

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