期刊
OPTICS LETTERS
卷 45, 期 12, 页码 -出版社
OPTICAL SOC AMER
DOI: 10.1364/OL.395591
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- Consejo Nacional de Ciencia y Tecnologia [158174, APN2016-3140]
We report on the study and generation of Ince-Gaussian beams in the spatially partially coherent regime. The inherent random fluctuations both in time and space of these partially coherent fields make their characterization difficult. Our results show that the cross-correlation function (CCF) provides insight into the composition of the Ince-Gaussian beam, as well as into its spatial coherence structure and singularities. Our experimental findings are in very good agreement with the numerical simulations, particularly revealing a rich structure of nodal lines in the CCF. (C) 2020 Optical Society of America
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