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The method …
• I know S1sc at each point
d di ib hi ll h
i primD i i i i i )1
enμ
μ ( Τ)
μ
enμ-(1 Ψ)
ρ
enμ-μ( K-Τ= 1scS    
i
• I nee a way to str ute t s energy to a ot er
points …
r
r sc
j sc
) ,(
) ,( 1h
1h
 
   •Suppose
θ
r dV R sc
1
,
is the fraction of 1sc energy released at a point (@ the
origin) that is absorbed @ (r θ) per unit of volume j , ,
) ,( 1h  r sc • Can I calculate …. ?
• From 1st principles:
 
 

 
 
 , 1 ) , 1 exp(
2
1
)(
1
) ,(
) ,( 1h sc en r sc
r
d
d
dV R sc
r
r sc   

) ( 1h  r
• Since I know the spectrum of 1sc photons, I can
l l t ,
sc ca cu a e