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Jos_von_Asmuth_Thesis.pdf - repository

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`Ü~éíÉê=Q=NMM=N−N 22 −a2t0 0=a ∑ 2i=1 2σaP( a | Ψ , a , n ) (2 πσ ) exp( )(4.13)=áå=ïÜáÅÜ=0ta =~åÇ= n0ÇÉåçíÉ=íÜÉ=áåáíá~ä=ÅçåÇáíáçåë=çÑ= a =~åÇ= n K=rëáåÖ=EQKNPF=íÜÉ=äçÖ=äáâÉäáÜççÇ=ÑìåÅíáçå=çÑ= Ψ =áë=ÖáîÉå=ÄóW==N 22 at0 0 = − π − σ a − ∑ 2i=1 σ aΛ( Ψ | a , a , n ) 0.5N ln(2 ) 0.5Nln( ) 0.5( )(4.14)t=cçê=íÜÉ=äáâÉäáÜççÇ=ÑìåÅíáçå=çÑ=Åçåíáåìçìë=íáãÉ=áååçî~íáçåëI=ïÉ=Ñáêëí=~Ç~éí=íÜÉ=ÇáëÅêÉíÉ=åçí~íáçå=íç=~ääçï=Ñçê=ÇáëÅêÉíÉäó=ë~ãéäÉÇI=áêêÉÖìä~êäó=ëé~ÅÉÇ=çÄëÉêî~íáçåëK=cçê=íÜáë=êÉ~ëçå=ïÉ=ìëÉ= t =áå=êÉ~ä=íáãÉI=~åÇ=áåÇÉñ=íÜ~í=ïáíÜ= i =áåëíÉ~ÇK=^=Ç~í~=ëÉí= O =çÑ= N =çÄëÉêî~íáçåë=çÑ=~=Åçåíáåìçìë=éêçÅÉëë=äáâÉ= n =áë=íÜÉå=ÖáîÉå=ÄóW==O = [ n( t1 ), n( t2),........, n( t N)](4.15)=2^ë=ëí~íÉÇ=É~êäáÉêI=íÜÉ=áååçî~íáçå=î~êá~åÅÉë= σ =íÜ~í=~êÉ=çíÜÉêïáëÉ=áåÇáîáÇì~ääó=Éëíáã~íÉÇ=~åÇ=ëíçêÉÇ=Ñçê=ÉîÉêó=íáãÉ=ëíÉéI=Å~å=ÄÉ=àçáåíäó=ÇÉëÅêáÄÉÇ=Äó=íÜÉ=fsc=~ë=~=ÑìåÅíáçå=çÑ=íÜÉ=íáãÉ=ëíÉé= ∆ t =E~åÇ=íÜÉ=é~ê~ãÉíÉê=ëÉí= Ψ FK=få=íÜÉ=Éñ~ãéäÉ=~ééäáÅ~íáçåI=ïÉ=ïáää=é~ó=ãçêÉ=~ííÉåíáçå=íç=íÜÉ=fsc=~ë=áí=éä~óë=~=ÅêìÅá~ä=ÑìåÅíáçå=áå=Ü~åÇäáåÖ=áêêÉÖìä~ê=Ç~í~K=qÜÉ=äáâÉäáÜççÇ=ÑìåÅíáçå=Å~å=åçï=ÄÉ=ïêáííÉå=~ë=xpÅÜïÉééÉI=NVTPzW==NN 22ν ( ti, Ψ)Λ( Ψ | O) = −0.5N ln(2 π ) − 0.5∑ln{ σν( ∆ti, Ψ)} − 0.5∑(4.16)2i= 1 i=1 σν( ∆ti, Ψ)=få=çêÇÉê=íç=êÉÇìÅÉ=íÜÉ=~ãçìåí=çÑ=é~ê~ãÉíÉêë=íÜ~í=Ü~ë=íç=ÄÉ=åìãÉêáÅ~ääó=çéíáãáòÉÇI=ïÉ=ïáää=ëí~êí=ïáíÜ=Éäáãáå~íáåÖ E{ n( t)}K=cçê=ë~ãéäÉ=ëáòÉë=ìëì~ääó=ÅçåëáÇÉêÉÇI=íÜÉ=ãÉ~å=çÑ=~=íáãÉ=ëÉêáÉë=Å~å=ÄÉ=~ÇÉèì~íÉäó=Éëíáã~íÉÇ=~ë=x_çñ=~åÇ=gÉåâáåëI=NVTMzW===N∑n( ti)i=1E{ n( t)}=(4.17)N=eÉåÅÉI=ïÉ=Å~å=Éëíáã~íÉ= ñ =ÇáêÉÅíäó=Ñêçã=Ç~í~=ëÉí= O K=_ÉÅ~ìëÉ= σ2 v( ∆t, Ψ ) =áë=~=ÑìåÅíáçå=çÑ=íÜÉ=íáãÉ=ëíÉéI=áí=Å~ååçí=ÄÉ=ëíê~áÖÜíÑçêï~êÇäó=Éëíáã~íÉÇ=Ñêçã=íÜÉ=~î~áä~ÄäÉ=áååçî~íáçåëK=eçïÉîÉêI=ìëáåÖ=EQKVF=~åÇ=EQKNMFI= σ2 v( ∆t, Ψ)Å~å=ÄÉ=ïêáííÉå=~ë=~=ÑìåÅíáçå=çÑ=íÜÉ=êÉëáÇì~ä=î~êá~åÅÉ=~ë=xd~êÇáåÉêI=NVVQzW==2 2σ ( ∆ t, Ψ) = {1 − exp( −2 α∆t)} σ ( Ψ )(4.18)vnv( t)..…………………………………………………………………………………………….….

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