PHOTON-ECHOES OF POLYATOMIC-MOLECULES IN CONDENSED PHASES

被引:155
作者
YAN, YJ [1 ]
MUKAMEL, S [1 ]
机构
[1] UNIV ROCHESTER, DEPT CHEM, ROCHESTER, NY 14627 USA
关键词
D O I
10.1063/1.460376
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
A theory of optical echo spectroscopies of large polyatomic molecules in condensed phases is developed. Using phase space correlation functions, we examine the interrelationships among the following optical measurements: ordinary photon echo, stimulated photon echo, accumulated photon echo, incohorent accumulated photon echo, and pump-probe absorption. Conditions for the elimination of inhomogeneous broadening in these experiments are specified. A multimode Brownian oscillator model is used to account for high frequency molecular vibrations, as well as solvent modes, and electronic dephasing processes. The effects of quantum beats, spectral diffusion, and homogeneous dephasing on the echo signals are studied and compared in detail with pump-probe and hole burning spectroscopy.
引用
收藏
页码:179 / 190
页数:12
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