0125025 - ASU-R 20020121 RIV GB eng J - Journal Article
Ehlerová, Soňa - Palouš, Jan
Triggered star formation in expanding shells.
Monthly Notices of the Royal Astronomical Society. Roč. 330, č. 4 (2002), s. 1022-1026. ISSN 0035-8711. E-ISSN 1365-2966
R&D Projects: GA AV ČR IAA3003705; GA AV ČR KSK1048102
Institutional research plan: CEZ:AV0Z1003909
Keywords : interstellar medium * star formation * HI shells
Subject RIV: BN - Astronomy, Celestial Mechanics, Astrophysics
Impact factor: 4.671, year: 2002

We discuss fragmentation processes with induce star formation in dense walls of expanding shells. We find, that shells are gravitationally unstable, if the total surface density of the gaseous disc is higher than a critical value.
Permanent Link: http://hdl.handle.net/11104/0023284