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How to specify SM libraries for MOOG

I am running MOOG on OS X Yosemite and with $MOOG running the abfind driver I can force fit elemental abundances with an appropriate input line list and model ...
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Why does the reduced equivalent width of a spectral line depend on surface gravity?

My question is why the reduced equivalent width of a spectral line depends on surface gravity. My professor wrote on the board that: $$\log(\frac{w}{\lambda}) = \log C + \log A + \log(g_n f) \lambda ...
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Halpha velocity fields of spirals falling into a cluster

What kind of impact would you expect ram pressure stripping / tidal interactions / harassment / interactions with the cluster potential (etc!) to have on the h-alpha velocity fields of infalling ...