Sinha, S.Bhowmick, G. K.Kundu, S.Sasikumar, S.Nair, S. K. S.Pal, T. B.Ray, A. K.Dasgupta, K.2019-11-042019-11-042002Optics Communications, 2002. Vol. 203: pp. 427-434http://hdl.handle.net/123456789/198353908 bytestext/htmlenZ-scan studynonlinear refractionsodium vapourlaser frequencyA Z-scan study of nonlinear refraction in sodium vapourArticle