Doughnut laser beam as an incoherent superposition of two petal beams.
作者： Igor A. Litvin , Sandile Ngcobo , Darry Naidoo , Kamel Ait-Ameur , Andrew Forbes
DOI: 10.1364/OL.39.000704
关键词:
摘要: Laguerre–Gaussian beams with a nonzero azimuthal index are known to carry orbital angular momentum (OAM), and are routinely created external to laser cavities. The few reports of …
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