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[ebookeng]themolecularscatteringoflightSIRCHANDRASEKHARAV.RAMANThemolecularscatteringoflightNobelLecture,December11,1930ThecolouroftheseaInthehistoryofscience,weoftenfindthatthestudyofsomenaturalphenomenonhasbeenthestarting-pointinthedevelopmentofanewbranchofknowledge.Wehaveaninstanceofthisinthecolourofskylight,whichhasinspirednumerousopticalinvestigations,andtheexplanationofwhich,proposedbythelateLordRayleigh,andsubsequentlyverifiedbyobservation,formsthebeginningofourknowledgeofthesubjectofthislecture.Evenmorestriking,thoughnotsofamiliartoall,isthecolourexhibitedbyoceanicwaters.AvoyagetoEuropeinthesummerof1921gavemethefirstopportunityofobservingthewonderfulblueopalescenceoftheMedit……