扭曲部分相干光束研究进展

Research Progress on the Twisted Partially Coherent Beams

在扭曲相位的作用下,部分相干光束呈现出新颖的光学统计特性并在光束整形、微粒捕获、光学成像、自由空间光通信等众多应用领域中展示出其独特的优势。回顾了扭曲部分相干光束的研究发展历程,主要介绍了该光束的理论模型、传输特性、实验产生及相关应用基础,阐明了制约扭曲部分相干光应用研究进展的因素,并提出今后扭曲部分相干光研究的重点。

Under the action of twist phase,partially coherent beams display their unique advantages in many applications fields,such as beam shaping,particle trapping,optical imaging,free-space communications,and so on.In this study,a review on the fundamental theory and the development history of twisted partially coherent beams is summarized.Then the theoretical models,propagation characteristics,experimental generation,and related applications of such beams are mainly introduced.And the factors which constrain the development of the beams′application have been expounded and the future key research subjects have been put forward.