Photocount statistics in mesoscopic optics

被引:23
作者
Balog, S. [1 ]
Zakharov, P.
Scheffold, F.
Skipetrov, S. E.
机构
[1] Univ Fribourg, Dept Phys, CH-1700 Fribourg, Switzerland
[2] Univ Grenoble 1, CNRS, Lab Phys & Modelisat Milieux Condenses, F-38042 Grenoble, France
关键词
D O I
10.1103/PhysRevLett.97.103901
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We report the first observation of the impact of mesoscopic fluctuations on the photocount statistics of coherent light scattered in a random medium. A Poisson photocount distribution of the incident light widens and gains additional asymmetry upon transmission through a suspension of small dielectric spheres. The effect is only appreciable when the average number (n) over bar of photocounts becomes comparable or larger than the effective dimensionless conductance g of the sample.
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页数:4
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