Propagation of the four-wave mixing signal immersed in a thermal bath

2013 ◽  
Author(s):  
M. A. Izquierdo ◽  
A. Mastrodomenico ◽  
J. L. Paz
2012 ◽  
Vol 21 (02) ◽  
pp. 1250016 ◽  
Author(s):  
A. MASTRODOMENICO ◽  
M. A. IZQUIERDO ◽  
J. L. PAZ

The stochastic effects of a thermal bath on a two-level molecular system interacting with a classical electromagnetic field are considered. The collective effects are modeled as a random Bohr frequency, whose manifestation is the broadening of the upper level according to a prescribed random function. A methodology based in cumulant expansions to obtain the average in the Fourier components associated with the coherence and populations, calculated by Optical Stochastic Bloch Equations (OSBE), is employed. The Four-wave mixing signal intensity as a function of the detuning of the pump beam, parametrized by the ratio of the relaxation times and other variables, is analyzed.


2017 ◽  
Vol 53 (19) ◽  
pp. 1321-1323 ◽  
Author(s):  
Wenchan Dong ◽  
Jie Hou ◽  
Xinliang Zhang

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