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First Author : Ren Zhijun

Affiliation of Author(s): 数理与信息工程学院

Date of Publication : 2015-01-01

Document Type : 期刊

Journal : Journal of Optics

Volume: Vol.17

Issue : No.10

Page Number : 105608

Translation or Not : no

Abstract : Based on the theory of differential geometry and Fresnel diffraction catastrophes, we theoretically prove that the cusped caustic of Pearcey beams are the evolute of a parabola and thus identify the key factor determining the optical structure of Pearcey