散射光场中的光学涡旋

Optical Vortices in A Thermal Rayleigh Scattering Light Field

散射光场中的光学涡旋叶茂，王鹏业，戴建华，张洪钧（四川大学物理系成都６１００６４）（中国科学院物理研究所北京１０００８０）ＯｐｔｉｃａｌＶｏｒｔｉｃｅｓｉｎＡＴｈｅｒｍａｌＲａｙｌｅｉｇｈＳｃａｔｔｅｒｉｎｇＬｉｇｈｔＦｉｅｌｄ￥ＭａｏＹｅ；ｐｅｎｇ...

Abstract We observed a lot of optical vortices in the scattering light field of a nematic liquid crystal film. All the vortices are in an endless motion. The vor－tices of opposite sign enter the observing area in a random way.