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1、oPTicalProPerTiesofselecTeDeleMenTsJ.h.Weaverandh.P.r.frederikseThesetableslisttheindexofrefractionn,theextinctioncoeffi-torsarelistedattheendofthetables.Generally,tabulatedvaluescientk,andthenormalincidencereflectionR(φ=0)asafunctionfortheopticalpropertiesareaccuratetobetterthan10%.Dataofphot
2、onenergyE,whichisexpressedinelectronvolts(eV).Toinparenthesesareextrapolatedorinterpolatedvalues.FormostconverttheenergyineVtothewavelengthinµm,useλ=1.2398/elementsthespectralrangecoveredisfromthefarinfrared(0.010E.Tocomputethedielectricfunction˜ε=ε+iεfromthecomplexor0.10eV)tothefarultraviolet
3、(10,30or300eV).Theintervals12indexofrefractionN˜=n+ik,useε=n2–k2andε=2nk.betweensuccessiveenergiesinthetablesarechoseninsuchaway12Theopticalconstantsinthesetablesareabridgedfromthreethatthemajorspectralfeaturesarepreserved.moreextensivetabulations:Verysmallvaluesofkareexpressedinexponentialnot
4、ation,e.g.,1.23E-5means1.23×10-5.•OpticalPropertiesofMetals(OPM),VolumesIandII,Thefollowingtableisconvenientforassociatingtheenergyen-PhysicsData,Nr.18-1and18-2,J.H.Weaver,C.Krafka,triesinthesetableswiththecorrespondingwavelengths:D.W.Lynch,andE.E.Koch,Fachinformationzentrum,Karlsruhe,Germany.
5、λE/eVλE/eV•HandbookofOpticalConstants(HOC),Vol.I,1985,and1mm0.001246000Å2.066Vol.II,1991.E.D.Palik,Ed.,AcademicPress,Inc.,London.500µm0.002485000Å2.480•AmericanInstituteofPhysicsHandbook(AIPH),3rd100µm0.012404000Å3.100Edition,D.E.Gray,Ed.,McGraw-Hill,NewYork,1972.50µm0.024803000Å4.13310µm0.123
6、982000Å6.199Thefirsttwoofthesemajorsourcesprovidedetailedcompari-5µm0.247971000Å12.398sonsofallopticaldataavailableintheliteratureatthetimeofthe1µm1.240400Å30.996compilation.Forcriticalapplicationsthereadershouldrefertotheoriginalwork.Referencesforindividualmetalsandsemiconduc-EnergyEnergyEner
7、gy(eV)nkR(φ=0)(eV)nkR(φ=0)(eV)nkR(φ=0)2.2001.0186.8460.920014.4000.0580.3270.8102Aluminum12.4000.8266.2830.922814.6000.0670.2730.78020.04098.595203.7010.99232.6000.6955.8000.923814.8000.0860.2110.72020.05074.997172.1990.99152.8000.5985.