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Browsing IIAP Publications by Subject "dark matter"

Browsing IIAP Publications by Subject "dark matter"

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  • Begum, A; Chengalur, J. N (EDP Sciences, 2004)
    We present high velocity resolution (~ 1.6 km s -1) Giant Meterwave Radio Telescope (GMRT) HI 21 cm synthesis images of the dwarf galaxies KK98 250 and KK98 251, as well as optical broad band images of KK98 250. We find ...
  • Bhattacharjee, P; Majumdar, P; Mousumi Das; Das, Subinoy; Joarder, P. S; Biswas, Sayan (Oxford University Press on behalf of the Royal Astronomical Society, 2021-03)
    Low surface brightness (LSB) galaxies have very diffuse, low surface density stellar discs that appear faint in optical images. They are very rich in neutral hydrogen (H I) gas, which extends well beyond the stellar discs. ...

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