%--------------------------------------------------------------------------------------------------%% paramètres physiques des binaires (recommandés par Pryor et. al) %%--------------------------------------------------------------------------------------------------%% Les paramètres sont : %% g1 g2 et g3 : paramètres gamma --> calcul de la masse effective des électons et des trous %% a0 :paramètre de maille %% Cdilat coefficient de dilatation thermique %% Eg0 : gap à 0K %% alpha et beta : coefficients de dépendance en température du gap : Eg(T)=Ego-alpha*T^2/(beat +T) %% Evav :offset de la band de valence %% Delta0 : spin-orbit splitting %% EKane: énergie de Kane %% C11 et C12 : coefficients d'élasticité %% ac et av : potentiels de deformation hydrostatique %% Cb=ac-av coefficient de deformation %% b : potentiel de deformation de cisaillement (expérimentales) %% bow et Cquat : coefficients d'ajustement des ternaires et quaternaires (empiriques) %%--------------------------------------------------------------------------------------------------%%constantes physiquesm0=9.109e-31;q=1.602e-19;h=1.054e-34;c=3e8;%---------------------------------------------------------------------------------------------------% GaAsg1GaAs=6.98;g2GaAs=2.06;g3GaAs=2.93;a0GaAs=5.653;CdilatGaAs=6.86E-6;Eg0GaAs=1.519;alphaGaAs=0.5405E-3;betaGaAs=204;EvavGaAs=-0.80;Delta0GaAs=.341;EKaneGaAs=28.8;C11GaAs=1.221;C12GaAs=.566;acGaAs=-7.17;avGaAs=1.16;CbGaAs=acGaAs-avGaAs;bGaAs=-2;%---------------------------------------------------------------------------------------------------% GaSbg1GaSb=13.4;g2GaSb=4.7;g3GaSb=6;a0GaSb=6.09593;CdilatGaSb=7.75E-6;Eg0GaSb=0.812;alphaGaSb=0.417E-3;betaGaSb=140;EvavGaSb=-0.03;Delta0GaSb=.76;EKaneGaSb=27;C11GaSb=0.8842;C12GaSb=.4026;acGaSb=-7.5;avGaSb=0.8;CbGaSb=acGaSb-avGaSb;bGaSb=-2;%---------------------------------------------------------------------------------------------------% AlAsg1AlAs=3.76;g2AlAs=0.82;g3AlAs=1.42;a0AlAs=5.6611;CdilatAlAs=5.2E-6;Eg0AlAs=3.099;alphaAlAs=0.885E-3;betaAlAs=530;EvavAlAs=-1.33;Delta0AlAs=.28;EKaneAlAs=21.1;C11AlAs=1.250;C12AlAs=.534;acAlAs=-5.64;avAlAs=2.47;CbAlAs=acAlAs-avAlAs;bAlAs=-2.3;%---------------------------------------------------------------------------------------------------% AlSbg1AlSb=5.18;g2AlSb=1.19;g3AlSb=1.97;a0AlSb=6.1355;CdilatAlSb=4.2E-6;Eg0AlSb=2.386;alphaAlSb=0.42E-3;betaAlSb=140;EvavAlSb=-0.41;Delta0AlSb=.676;EKaneAlSb=18.7;C11AlSb=.877;C12AlSb=0.434;acAlSb=-4.5;avAlSb=1.4;CbAlAs=acAlSb-avAlSb;bAlSb=-1.35;%---------------------------------------------------------------------------------------------------%InAsg1InAs=19.67;g2InAs=8.37;g3InAs=9.2;a0InAs=6.0583;CdilatInAs=4.52E-6;Eg0InAs=0.415;alphaInAs=0.276E-3;betaInAs=93;EvavInAs=-0.59;Delta0InAs=.39;EKaneInAs=21.5;C11InAs=0.833;C12InAs=.453;acInAs=-5.08;avInAs=1.00;CbInAs=acInAs-avInAs;bInAs=-1.8;%---------------------------------------------------------------------------------------------------%InSbg1InSb=34.8;g2InSb=15.5;g3InSb=16.5;a0InSb=6.4794;CdilatInSb=5.37E-6;Eg0InSb=0.235;alphaInSb=0.21E-3;betaInSb=170;EvavInSb=-0.0;Delta0InSb=0.81;EKaneInSb=23.3;C11InSb=.6847;C12InSb=.3735;acInSb=-6.94;avInSb=.36;CbInSb=acInSb-avInSb;bInSb=-2;%---------------------------------------------------------------------------------------------------%InPg1InP=5.08;g2InP=1.60;g3InP=2.10;a0InP=5.8688;CdilatInP=4.75E-6;Eg0InP=1.4236;alphaInP=0.363E-3;betaInP=162;EvavInP=-.94;Delta0InP=.108;EKaneInP=20.7;C11InP=1.011;C12InP=0.561;acInP=-6;avInP=0.6;CbInP=acInP-avInP;bInP=-2;%---------------------------------------------------------------------------------------------------%GaPg1GaP=4.05;g2GaP=0.49;g3GaP=2.93;a0GaP=5.4417;CdilatGaP=4.65E-6;Eg0GaP=2.9;alphaGaP=0.5771E-3;betaGaP=372;EvavGaP=-1.27;Delta0GaP=.08;EKaneGaP=31.4;C11GaP=1.405;C12GaP=0.6203;acGaP=-8.2;avGaP=1.7;CbGaP=acGaP-avGaP;bGaP=-1.6;%---------------------------------------------------------------------------------------------------%bowing parameters :%band gap bowing :bowGaAsSb=1.3;bowAlAsSb=0.6;bowInGaAs=-0.12;bowInAsSb=0.67;bowInGaSb=0.415;%bowAlGaSb=0.368;%bowAlGaAs=-0.127;%bowAlGaAs=-0.127+1.31*(1-xGaA);%bowAlGaSb=-0.44+1.22*(1-xGaA);bowInGaP=0.0;bowInAsP=0.0;bowGaAsP=0.0;%splitt-off bowing :bowdeltaAlGaAs=0;bowdeltaGaAsSb=0.6;bowdeltaAlAsSb=0.18;bowdeltaAlGaSb=0.3;bowdeltaInGaAs=0.15;bowdeltaInAsSb=1.2;bowdeltaInGaSb=0.1;bowdeltaInGaP=0;bowdeltaInAsP=0.16;bowdeltaGaAsP=0;%valence band offset bowingbowVBOAlGaAs=0;bowVBOGaAsSb=-1;bowVBOAlAsSb=-0.93;bowVBOAlGaSb=0;bowVBOInGaAs=-0.35;bowVBOInAsSb=0;bowVBOInGaSb=0;bowVBOInGaP=0;bowVBOInAsP=0;bowVBOGaAsP=0;%---------------------------------------------------------------------------------------------------%paramètre d'ajustement des quaternaires Deltaquat = Cquat*x*(1-x)*y*(1-y)Cquat=0;