Thermal Analysis of InAIAs/InGaAs/InP Mid--infrared QCLs Operating in CW Mode

(整期优先)网络出版时间:2003-03-13
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AsimulationmethodforthethermalanalysisofInAlAs/InGaAs/InPmid--infraredquantumcascadelasers(QCLs)basedonfinite--elementmethod(FEM)ispresented.ThethermaldistributionoftheQCLsonsubstrate--sideorepilayer--sidemountingformsissimulatedandtheresultsarecompared.Resultsshowthattheepilayer--sidemountingformhasmuchbetterheatdissipationcapabilitythanthesubstrate--sidemounting.