ISM: Dust Grains - PowerPoint PPT Presentation
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ISM: Dust Grains
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Vertical scale height of Halo HI layer. Measurement of halo HI done by comparing Ly absorption against high-Z stars to ... Warm ionized gas in halo ... – PowerPoint PPT presentation
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Title: ISM: Dust Grains
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ISM Dust Grains
In addition, we need to know the PSF of the
telescope, as this must be subtracted to get the
actual scattered halo
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