简介:1.ObjectivesLaboratoryforSurfacePhysicsofAcademiaSinica(LSPAS)wasestablishedin1987forenhancingtheresearchactivityinsurfacesciences,accordingtotheNationalLaboratoryProjectoftheStatePlanningCommittee.Duringthelast30years,wehavewit-nessedatremendousdevelopmentinsurfacephysics.Photoemissionspectroscopy(1981NobelprizetoSiegbahnforESCA)offers