Findings in Optical Engineering Reported from Sichuan University

摘要

2011 APR 20 - (VerticalNews.com) -- "Based on the extended Huygens-Fresnelrnprinciple and the definition of second-order moments of the Wigner distribution functionrn(WDF), the analytical formulas for the root-mean-square (rms) spatial and angular widths andrnthe M-2-factor of partially coherent Hermite-Gaussian (PCHG) beams propagating throughrnatmospheric turbulence are derived," investigators in Chengdu, People's Republic of Chinarnreport.