1,658 results
Research
Relevant source-backed details · Source
We calculated a grid of evolutionary models for white dwarfs with helium cores (He-WDs) and investigated the occurrence of hydrogen-shell
CATALOG · Abstract available
arxiv
Research
Relevant source-backed details · Source
We present a grid of evolutionary tracks for low-mass white dwarfs with helium cores in the mass range from 0.179
CATALOG · Abstract available
arxiv
Research
Relevant source-backed details · Source
Using a radiation-gasdynamics code the evolution of spherical planetary nebulae is followed, while taking into account the evolution of central
CATALOG · Abstract available
arxiv
Research
Relevant source-backed details · Source
Spatially resolved profiles of the HeII 6560 A, Halpha and [N II] 6548 & 6584 A nebular emission lines have
CATALOG · Abstract available
arxiv
Research
Relevant source-backed details · Source
Between 2000 June and September an exceptional variability phase occurred in the peculiar F-type hypergiant Rho Cas, when the V-brightness
CATALOG · Abstract available
arxiv
Research
Relevant source-backed details · Source
The nature of the Vela X-ray "jet", recently discovered by Markwardt & Ögelman (1995), is examined. It is suggested that
CATALOG · Abstract available
arxiv
Research
Relevant source-backed details · Source
We review the observational differences between gamma-ray bursts occurring on a single shell (such as in the external shock model)
CATALOG · Abstract available
arxiv
Research
Relevant source-backed details · Source
We present high-resolution radio and X-ray studies of the composite supernova remnant G11.2-0.3. Using archival VLA data, we perform radio
CATALOG · Abstract available
arxiv
Research
Relevant source-backed details · Source
The morphology of Bucky onions is investigated by {\it ab initio} calculations using Yang's new $O(N)$ method. It is found
CATALOG · Abstract available
arxiv
Research
Relevant source-backed details · Source
We study here the structure of singularity forming in gravitational collapse of spherically symmetric inhomogeneous dust. Such a collapse is
CATALOG · Abstract available
arxiv
Research
Name contains your search · Source
Applying the Darmois-Israel thin shell formalism, we construct static and dynamic thin shells around traversable wormholes. Firstly, by applying the
CATALOG · Abstract available
arxiv
Research
Relevant source-backed details · Source
Ring nebulae are often found around massive stars such as Wolf-Rayet stars, OB and Of stars and Luminous Blue Variables
CATALOG · Abstract available
arxiv
Research
Relevant source-backed details · Source
We discuss an ansatz for Skyrme fields in three dimensions which uses rational maps between Riemann spheres, and produces shell-like
CATALOG · Abstract available
arxiv
Research
Relevant source-backed details · Source
The response of vacuum to the presence of external conditions is the subject of this work. We consider a generalization
CATALOG · Abstract available
arxiv
Web page
Relevant source-backed details · Source
Skip to main content Visit Philadelphia Menu Search Newsletters Media Meetings visitPA.com EN EN ES FR PT ES_EC FR_FR NL
HTML · Page text indexed
street-crew
Research
Relevant source-backed details · Source
We have performed high resolution 3D simulations of the Local Bubble (with 1.25 pc finest resolution) in a realistic background
CATALOG · Abstract available
arxiv
Research
Relevant source-backed details · Source
An example is described in which an asymptotically flat static vacuum Weyl space-time experiences a sudden change across a null
CATALOG · Abstract available
arxiv
Research
Relevant source-backed details · Source
The elemental abundances of the mildly hydrogen-deficient R Coronae Borealis (R CrB) star V854 Cen have been estimated. The R
CATALOG · Abstract available
arxiv
Research
Relevant source-backed details · Source
We calculate a component of connection superfields and Lorentz superparameter at second order in anticommuting coordinates in terms of the
CATALOG · Abstract available
arxiv
Research
Relevant source-backed details · Source
WRA 751 is an evolved massive star in our Galaxy closely resembling Luminous Blue Variable stars (LBVs). It is surrounded
CATALOG · Abstract available
arxiv
Research
Relevant source-backed details · Source
The mechanism for excitation of p-modes in rapidly oscillating, peculiar A (roAp, or cool chemically peculiar, CP) stars is unknown.
CATALOG · Abstract available
arxiv
Research
Relevant source-backed details · Source
We performed extensive, multi-wavelength observations of the prototypical symbiotic star Z Andromedae between 2000 and 2003, during a large eruption.
CATALOG · Abstract available
arxiv
Research
Relevant source-backed details · Source
Recent nonthermal X-ray and gamma-ray observations, attributed to electron emission processes, for the first time give an experimental confirmation that
CATALOG · Abstract available
arxiv
Research
Relevant source-backed details · Source
We analyze the distribution of the interstellar matter in the environs of the Wolf-Rayet star LSS3982 (= WR85, WN6+OB?) linked
CATALOG · Abstract available
arxiv