Possible explanations for some unusually large velocity dispersion molecular clouds near the Galactic Centre
Author(s) -
Pawan Kumar,
H. Riffert
Publication year - 1997
Publication title -
monthly notices of the royal astronomical society
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.058
H-Index - 383
eISSN - 1365-8711
pISSN - 0035-8711
DOI - 10.1093/mnras/292.4.871
Subject(s) - physics , velocity dispersion , molecular cloud , astrophysics , galaxy , hydrogen molecule , dispersion (optics) , astronomy , galactic center , hydrogen , stars , optics , quantum mechanics
Molecular clouds in the Galactic Centre region typically have a velocity dispersion that can be larger by almost a factor of 2 compared with the velocity dispersion of similar mass clouds elsewhere in the Galaxy. However, there are at least two giant molecular clouds, and perhaps as many as half a dozen, located within a kpc of the Galactic Centre that have internal random velocities, observed in ...
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