Rao, C. S.Kondayya, G.Kundu, S.Ray, A. K.2020-02-192020-02-192019Journal of Modern Optics, 2019. Vol. 66 (21): pp. 2195-2201http://hdl.handle.net/123456789/203114196 bytestext/htmlenOptical parametric oscillatorsBBOthreshold energynanosecond pulseselliptical focusinghigh repetition rateThe effect of elliptical focusing on the threshold of a nanosecond BBO crystal optical parametric oscillatorArticle