The Observation of Optical Vortices in the Thermal Rayleigh Scattering Field of a Liquid Crystal Film

Peng-Ye Wang Institute of Physics, Chinese Academy of Sciences P.O. Box 603, Beijing, 100080, China

Mao Ye Institute of Physics, Chinese Academy of Sciences P.O. Box 603, Beijing, 100080, China

Jian-Hua Dai Institute of Physics, Chinese Academy of Sciences P.O. Box 603, Beijing, 100080, China

Hong-Jun Zhang Institute of Physics, Chinese Academy of Sciences P.O. Box 603, Beijing, 100080, China

Abstract

Optical vortices are found in the thermal Rayleigh scattering light field of a nematic liquid crystal film. The optical vortices change their positions on the wave front quickly, and at a certain point, the vortices with different topological charges appear in a random way.

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The Observation of Optical Vortices in the Thermal Rayleigh Scattering Field of a Liquid Crystal Film

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The Observation of Optical Vortices in the Thermal Rayleigh Scattering Field of a Liquid Crystal Film

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