Chaitanya, N. ApurvN. ApurvChaitanyaJabir, M. V.M. V.JabirBanerji, J.J.BanerjiSamanta, G. K.G. K.Samanta2025-08-312025-08-312016-01-01[9781943580194]10.1364/FIO.2016.FTh5B.52-s2.0-85165727142http://repository.iitgn.ac.in/handle/IITG2025/27181We demonstrate novel experimental scheme generating high-power, higher-order hollow-Gaussian-Beam (HGB) through annihilation of OAM of interacting photons in nonlinear process. Also, report a new and only method for characterizing the order of HGBs.falseConference Paper2162270120160cpConference Proceeding0