您好,欢迎访问三七文档
当前位置:首页 > 临时分类 > X射线吸收光谱及发展
2CN31-1424TBComprehensiveReviewX(X-rayAbsorptionFineStructureXAFS)XX19201eV70XAFSSHANGHAIMEASUREMENTANDTESTING3CN31-1424TBComprehensiveReviewXX()()=(1)1(a)XX1(b)X19133X()EKL,2LLL1(2~3)eV19202(1000eV)350eV(X-rayAbsorptionNearEdgeStructure,XANESNearEdgeX-rayAbsorptionFineStructure,NEXAFS)50eV1000eV(ExtendedX-rayAbsorptionFineIexIIIIII0-2Ix00IIIIIX()EXAFSSHANGHAIMEASUREMENTANDTESTING4CN31-1424TBComprehensiveReviewStructure,EXAFS)XANES8eV8eV50eVXANESXANESKossel1920Rydberg4ArLLL,,XANESRydbergRydberg5SiFSiKXANESLLXANES56ArSiFXANESEXAFS30KronigEXAFS(LRO)EXAFSEXAFS(SRO)4070SayerSternLytleLROEX(E)E=E-E(6(a)),EXAFS()()[4]203[5]42340XxkSHANGHAIMEASUREMENTANDTESTINGX()EXAFS()EXAFS()(4)EXAFS2d()=ln(/)=2sin=hc/~(a)(b)(FT)(RSF)()~(c)4(d)XAFSFEFFEXCURVEGNXASXAFSEXAFS100eVXANESEXAFS80(6(b))()()()-()()()S()2()()()()(7(k)(7(k)(7(k)()(7kkkkkkkjNRjFRkkR+kkRNjIkkkIIEEkkkkRkk0000000[9][10][11][12]()kEmEkjjRjNIEdEE~kRRRjjjjjijjjjjjnnnnn0[3,6,7][8]5CN31-1424TBComprehensiveReview()=k()-()()kkk00(2)k=2=2m()E-E0(3)E'9000960010200E/eVx=CE+DE-3-4E'1.20.80.40.0-0.4(a)12008004000246810wk()OR/A(c)(d)20100-10-20O48126k/A-1(b)10020-20-1026101418()=()S()()sin[2()]kN/kRkFkeekR+kjjijkRkjj2-2-2/()2j2j(4)jSHANGHAIMEASUREMENTANDTESTINGDehmerDill70(MS)XaXANESXANESXANESEXAFS8CuXENES()(a)(b)(c)(d)3XAFSXAFS70XEXAFSEXAFSXRDNi-P5(1)NiP,(2)NiP,(3)Ni,(4)Ni,(5)NiX5(5)NiNi400CNiNiP(4')XAFS41(4')Ni(6)NiKEXAFS92(1)(2)(3)(4')(5)(6)(4')(5)NiXRD6Ni-NiNi-PR15RNiNiNiRNi-P2.23-2.28ANiP2.52Ni-PSadocNi-PP-PPPP-NiXRDNi-PP-NiXAFSXAFSXAFSXAFS10M1[14]8515[2]Ni-Ni-6[3][15]86148812901094690103,PPPPAComprehensiveReview6CN31-1424TBSHANGHAIMEASUREMENTANDTESTINGXAFSXAFSXRDBioXASPSIICaCaPSIICaSrCa40%CaCaMnCinco(1)(2)SrCaPSIISrEXAFSSrMnPSII10FT(())FT(1)2(2)(1)Mn23.5A(2)MnSrSrSrMnPSII(11),XAFSFTSOSOCu(100),SSO(EELS)SO+O+S(XPS)NakahashiXAFS56Cu(100)~5LSOSKXAFS(PF)BL-11B12(=155590)XANES2469.9eV2477.4eV2479.eV[16][17][18]2+2+2+[19]2+2+2+2+2+232k2[20]7CN31-1424TBComprehensiveReviewSHANGHAIMEASUREMENTANDTESTINGSSOSOSOSOCaC13SKSEXAFSFT(13)FEFF6R~1ASOS-O=90S-OR~2AS-CuS-Cu451OCuSCuSSO1:2SCu(100)S2OCuAESXPSLEEDSTMXAFSX(X-raymagneticcirculardichroismXMCD)X,XMCD(14)XMCD=((5)XMCDXAFSEXAFSXMCDMMXMCD0.21MLCo/Cu(001)4.0MLNi/Cu(001)CONi(DiffractionAnoma-lousFineStructure,DAFS)3433v*333-+-+-S[21]SL1*+L-)/(+)WihelmMM8CN31-1424TBComprehensiveReviewSHANGHAIMEASUREMENTANDTESTINGXRDXAFS()XXAFSDAFSDAFSXAFS,(0.3fm)X50X60XXAS1979EXAFS70EXAFSXMo-FeEXAFSMo-FeHodgsonEXAFSEXAFSEXAFSBellBoon-KangTeoEXAFSEXAFSEXAFSCramerFeMoCoEXAFS19791980EXAFSEXAFSEXAFSStern198230EXAFS80EXAFS[22][23][24][25][26][26][27][26][25][28,29][30][2][31][32][15][33][34]ComprehensiveReview9CN31-1424TBSHANGHAIMEASUREMENTANDTESTINGEXAFSEXAFS1983101983102427200580EXAFS19846(BSRF)XAFS1991XAFSXAFSBSRF(NSRL)XXAFS1999612keVXXAFSXAFS(SSRF)SSRFBSRFNSRLXAFSXAFS10CN31-1424TBComprehensiveReviewSHANGHAIMEASUREMENTANDTESTINGX(),6111SHANGHAIMEASUREMENTANDTESTINGAcademicPapersCN31-1424TB
本文标题:X射线吸收光谱及发展
链接地址:https://www.777doc.com/doc-2346364 .html