1. Oct 31, 2004 #1

   goleafsgo113

   

   how can i calculate the fractional abundance of HI, HII, H- and e- for hydrogen in the photosphere (T=5770K) and density 10^17?

    

   goleafsgo113, Oct 31, 2004
2. 
   Phys.org - latest science and technology news stories on Phys.org

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3. Nov 1, 2004 #2

   walkera

   

   Analysis of spectrum lines, A stronger line in a particular location means there is alot of that substance to absorb at that particular wavelength.

    

   walkera, Nov 1, 2004

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