简介:Whitebody-color(Y,Gd)BxV1-xO4-x:Eu3+phosphorswerepreparedbycoprecipitationreaction.UnderVUVexcitationat147nm,theredemissioncolorimetricpurityof(Y,Gd)BxV1-xO4-x:Eu3+phosphorismuchbetterthanthatofcommercialPDP(plasmadisplaypanels)phosphor(Y,Gd)BO3:Eu3+.Butitsrelativeemissionintensityisonlyabout90%ofthecommercialphosphor.
简介:Separationisacommonlyobservedphenomenonduringdropweightteartestinginhigh-toughnesslinepipesteels.Severeseparationisharmfulbecauseitmaycausefracturingorburstingofpipes.Inthisstudy,aquantitativemeasurementofseparationwasproposed,andusingthisnewmethod,arelationshipbetweentheseparationandmicrostructurewasdeterminedanddiscussed.Themicrostructuresobservedusingopticalandscanningelectronmicroscopyrevealedthattheseparationwasrelatedtothemixedferriticandbainiticmicrostructures,orrather,itwasrelatedtothecarbonenrichmentinbainite.