Vortex laser beam

A vortex laser beam is a laser beam in which the light is helical rather than linear.[1]

References

  1. ↑ Naidoo, Darryl; et al. (2016). "Controlled generation of higher-order Poincaré sphere beams from a laser". Nature Photonics. doi:10.1038/nphoton.2016.37.
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