Changes between Version 6 and Version 7 of u/johannjc/scratchpad22


Ignore:
Timestamp:
05/25/17 16:33:20 (8 years ago)
Author:
adebrech
Comment:

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  • u/johannjc/scratchpad22

    v6 v7  
    95952D version of Tripathi without atmosphere
    9696
     97$\rho_c = 6\times 10^6 cm^{-3}$
    9798
    98 $\rho_c = 6\times 10^8 cm^{-3}$
     99$R_c = 1.5\times 10^{10} cm$
    99100
    100 $R_c=1.5\times 10^{10} cm$
     101$F = 2\times 10^{13} cm^{-2} s^{-1}$
    101102
    102 $F=2\times 10^{13} cm^{-2} s^{-1}$
    103 
    104 $T= 10^3 K$
    105 
     103$T = 10^5 K$
    106104
    107105embedded in a lower density pressure balanced ambient with a density ratio
    108106
    109107$\chi=100$
     108
     109For reference, calculations done in setting up grid:
     110
     111{{{#!fortran
     112Clump%density=rho*chi/nscale
     113Clump%Temperature=Temp/TempScale/chi
     114Ambient%density=rho/nscale
     115Ambient%pressure=ambient%density*Temp/TempScale
     116Clump%position=(/0d0,0d0,0d0/)
     117Clump%radius=radius ! in CU already
     118}}}
    110119
    111120With a cross section for photo-ionization of 6.3e-18 and our clump's column density of 9e18, we would expect the tau=1 surface to be 5% of the way in towards the clump center.