The size of the hollow core of vortex beam has close relationship with the topologicalcharge.
涡旋光束的空心大小与光束的拓扑荷数有密切关系。
2
The result may have potential application in measuring the topologicalcharge of a vortex beam.
这一现象有望测量涡旋光束的拓扑电荷数。
3
The multi-vortex beam with identical topologicalcharge presents rotation, which can be suppressed by changing the sign of the topologicalcharge alternately.