学科分类
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1 个结果
  • 简介:PbSnanoparticlesmodifiedbyapolymer(P-PbS)wasprepared,andthetransientnonlinearopticalpropertiesstudiedbyfemtosecondopticalKerreffect(OKE)spectroscopyforthefirsttime.Averylargenonlinearopticaleffect(X^(3)-5.6×10^-12esu)withresponsetimecomparabletothelaserpulse(-165fs)wasobserved.ComparingwithPbSnonoparticlesstabilizedwithPVAandcoatedwithsodiumdodecylebenzenesulphonate(DBS).theopticalnonlinearityofthePbSnanoparticlesmodifiedbythepolymerismuchlargerthanthoseofthem.Thereafter.thecorrespondingnonlinearitymechanismwasinterpreted.

  • 标签: PbS纳米颗粒 非线性光学效应 实验