Abstract

view Abstract Citations (355) References (12) Co-Reads Similar Papers Volume Content Graphics Metrics Export Citation NASA/ADS Late core collapse in star clusters and the gravothermal instability Cohn, H. Abstract The numerical Fokker-Planck determinations of core collapse in a one-component star cluster shows that a nonisothermal self-similar structure develops in the region between the shrinking isothermal core and the halo during the late stages of the core collapse. The region is characterized by the radial profiles of the stellar density, the gravitational potential, and velocity dispersion following the power laws; the central velocity dispersion increases with the central density. The data provide new evidence for the identification of the late stage of core collapse with the gravothermal instability of Lynden-Bell and Wood (1968). Publication: The Astrophysical Journal Pub Date: December 1980 DOI: 10.1086/158511 Bibcode: 1980ApJ...242..765C Keywords: Dynamic Stability; Globular Clusters; Gravitational Collapse; Star Clusters; Stellar Gravitation; Stellar Motions; Thermal Instability; Cores; Fokker-Planck Equation; Star Distribution; Stellar Evolution; Stellar Structure; Astrophysics full text sources ADS |

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