学科分类
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3 个结果
  • 简介:材料,体积或平面波导的有弹性、震动的性质,被Brillouin和拉曼光谱学学习在眼镜陶艺跟随nanocrystals生长的过程。nanoparticles原因外观在低频率拉曼光谱,典型山峰,谁的放,取决于晶体的尺寸。同时,由于光声子,锋利的水晶山峰出现在拉曼系列,允许起核心作用的阶段,和Brillouin山峰的频率移动的决心被观察。CLC数字TB383现在的工作与MIUR-FIRBRBNE012N3X的金融支持部分被资助了,MIURPRIN,轻拍FAPVU2004鈥?006。

  • 标签: 拉曼光谱 布里渊光谱 光子材料 诊断技术
  • 简介:Theopticalnoninvasivediagnosticofcharacteristicofsiliconsemiconductorde-vicesbyusingaInGaAsP/InPsemiconductorlaserasanopticalprobeisreported.Theprinci-pleofexperimentalmethodisbasedonthedependenceoftheopticalrefractiveindexonthecarrierchargedensityintheactiveregionofdevicesanddetectionofvariationofrefractiveindexbytwolaserbeaminterferometrictechniques.

  • 标签: 光学诊断 光学探测 光学系统 半导体装置 交光互作用 激光束探测
  • 简介:System-levelfaultidentificationisakeysubjectformaintainingthereliabilityofmultiprocessorinterconnectedsystems.Thistaskrequiresfastandaccurateinferencesbasedonbigvolumeofdata,andtheproblemoffaultidentificationinanunstructuredgraphhasbeenprovedtobeNP-hard(non-deterministicpolynomial-timehard).Inthispaper,weadoptthePMCdiagnosticmodel(firstproposedbyPreparata,Metze,andChien)asthefoundationofpoint-to-pointprobingtechnology,andasystemcontainsonlyrestricted-faultsifeveryofitsfault-freeunitshasatleastonefault-freeneighbor.Underthisconditionweproposeanefficientmethodofidentifyingrestricted-faultsinthefoldedhypercube,whichisapromisingalternativetothepopularhypercubetopology.

  • 标签: 故障识别 超立方体 诊断模型 PMC 折叠 互联系统