Results 21 to 30 of about 290,820 (278)

Core radii and common-envelope evolution [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2014
Published in MNRAS. 12 pages, 8 figures.
Hall, Philip D., Tout, Christopher A.
openaire   +2 more sources

Black hole formation via hypercritical accretion during common envelope evolution [PDF]

open access: yes, 1999
Neutron stars inspiralling into a stellar envelope can accrete at rates vastly exceeding the Eddington limit if the flow develops pressures high enough to allow neutrinos to radiate the released gravitational energy.
Abramovici A.   +15 more
core   +2 more sources

SCATTER: A New Common Envelope Formalism

open access: yesThe Astrophysical Journal, 2023
One of the most mysterious astrophysical states is the common envelope (CE) phase of binary evolution, in which two stars are enshrouded by the envelope shed by one of them. Interactions between the stars and the envelope shrinks the orbit.
Rosanne Di Stefano   +4 more
doaj   +1 more source

An alternative to common envelope evolution [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2007
MNRAS ...
Beer, M. E.   +3 more
openaire   +3 more sources

Evolution of Neutron-Star, Carbon-Oxygen White-Dwarf Binaries [PDF]

open access: yes, 2000
At least one, but more likely two or more, eccentric neutron-star, carbon-oxygen white-dwarf binaries with an unrecycled pulsar have been observed.
Braun H.   +20 more
core   +2 more sources

Common envelope evolution of binary stars [PDF]

open access: yesSpace Science Reviews, 1989
AbstractWe discuss the common envelope phase in the evolution of binary systems. The problem of the efficiency of energy deposition into envelope ejection is treated in some detail. We describe the implications of common envelope evolution for the shaping of planetary nebulae with close binary nuclei and for double white dwarf systems, considered to be
openaire   +1 more source

Progress of Common Envelope Evolution [PDF]

open access: yesHighlights of Astronomy, 1989
AbstractThe current understanding of the common envelope binary phase of evolution is presented. The results obtained from the detailed computations of the hydrodynamical evolution of this phase demonstrate that the deposition of energy by the double core via frictional processes is sufficiently rapid to drive a mass outflow, primarily in the ...
openaire   +1 more source

The binding energy parameter for common envelope evolution [PDF]

open access: yesResearch in Astronomy and Astrophysics, 2016
The binding energy parameter $ $ plays a vital role in common envelope evolution. Though it is well known that $ $ takes different values for stars with different masses and varies during stellar evolution, it has been erroneously adopted as a constant in most of the population synthesis calculations. We have systematically calculated the values of $
Wang, Cheng, Jia, Kun, Li, Xiang-Dong
openaire   +2 more sources

Rejuvenated Accretors Have Less Bound Envelopes: Impact of Roche Lobe Overflow on Subsequent Common Envelope Events

open access: yesThe Astrophysical Journal Letters, 2023
Common envelope (CE) evolution is an outstanding open problem in stellar evolution, critical to the formation of compact binaries including gravitational-wave sources.
M. Renzo   +7 more
doaj   +1 more source

Oxygen-neon-rich merger during common envelope evolution [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2018
We conduct a population synthesis study of the common envelope evolution (CEE) of a white dwarf (WD) and an asymptotic giant branch (AGB) star and find that the potential number of type Ia supernovae (SNe Ia) from the core degenerate (CD) and from the double degenerate (DD) scenarios are of the same order of magnitude.
Canals, Pere   +2 more
openaire   +4 more sources

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