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1、Instructor'sSolutionsManualInstructor'sSolutionsManualInstructor'sSolutionsManual,6thEditionBenStreetman,UniversityofTexas,AustinSanjayBanerjee,UniversityofTexas,AustinPublisher:PrenticeHallCopyright:2006Format:On-lineSupplement;300ppISBN-10:0131497278ISBN-13:9780131497276Pub
2、lished:28Aug2005ThisSolutionsManualaccompaniesSolidStateElectronicDevices:InternationalEdition,6thEditionBenStreetman,UniversityofTexas,AustinSanjayBanerjee,UniversityofTexas,AustinPublisher:PearsonHigherEducationCopyright:2006Format:Paper;608ppISBN-10:0132454793ISBN-13:97801
3、32454797Chapter1SolutionsProb.1.1WhichsemiconductorinTable1-1hasthelargestEg?thesmallest?WhatisthecorrespondingA?HowisthecolumnIIIcomponentrelatedtoEg?largestEg:ZnS,3.6eV124X=^=-=0.344um3.6smallestEg:InSb,0.18eV1241=^=^-=6.89um0.18AlcompoundsEg>correspondingGacompoundsEg>thec
4、orrespondingIncompoundsEgProb.1.2Findpackingfractionoffeeunitcell.5-/2nearestatomseparation=A=3.54Atetrahedralradius=1.77Avolumeofeachatom=23.14A3numberofatomspercube=6--5-+8•
5、=4atoms23lA3-4packingfraction=—'-;—=0.74=74%(5A)3Prob.1.3Labelplanes.(643)(212)xyzxyz2342421/21/31/
6、41/21/41/2643212Prob.1.4CalculatedensitiesofSiandGaAs.TheatomicweightsofSi,Ga,andAsare28.1,69.7,and74.9,respectively.Si:a=5.43-10"8cm,8atoms/cell8atoms35-1022^(5.43-10"8cm)3cm5-1022-L-28.1^density==2.33-¾2316.02-10molGaAs:a=5.65-10"8cm,4eachGa,Asatoms/cell-=2.22-1022^(5.65-10
7、'scm)2.22-1022-V(69.7+74.9)moldensity=cnrV/231=5.33A6.02-10molProb.1.5ForInSb,findlatticeconstant,primitivecellvolume,(110)atomicdensity.^=1.44A+1.36A=2.8A4a=6.47Aa3FCCunitcellhas4latticepoints/.volumeofprimitivecell=—=61.lK?areaof(110)plane=V2a24.1+2.1^/2densityofInatoms=—%=
8、—-=-^-=3.37-1014^V2a2a2141samenumberofSbatoms=3.37-10cmProb.1.6Finddensityofscunitcell.nearestatomseparation=2•2.5A=5Anumberofatomspercube=8•
9、=1atom542-^-massofoneatom=:—^—=9-10~24-§-6.02-10^fdensity=**™'^i&r=QQ(5A)3Prob.1.7Draw<110>directionofdiamondlattice.Thisviewistilteds
10、lightlyfrom(110)toshowtheYalignmentofatoms.Theopenchannelsare1hexago
