The Daily Brew
Selected astro-ph abstracts for Thursday 2012 March 1
- Searching for variations in the fine-structure constant and the proton-to-electron mass ratio using quasar absorption lines.
Julian A. King
arXiv:1202.6365v1
- A Study of the Dark Core in A520 with Hubble Space Telescope: The Mystery Deepens.
M. J. Jee, A. Mahdavi, H. Hoekstra, A. Babul, J. J. Dalcanton, P. Carroll, P. Capak
arXiv:1202.6368v1
- TW Hya: Spectral Variability, X-Rays, and Accretion Diagnostics.
A. K. Dupree (1), N. S. Brickhouse (1), S. R. Cranmer (1), G. J. M. Luna (1,2), E. E. Schneider (1,3), M. S. Bessell (4), A. Bonanos (5), L. A. Crause (6), W. A. Lawson (7), S. V. Mallik,(8) S. C. Schuler ((1) Harvard-Smithsonian Center for Astrophysics, Cambridge, MA (2) Instituto de Astronomia y Fisica del Espacio, Buenos Aires, Arg entina, (3) Astronomy Dept., University of Arizona, Tucson, AZ, (4) Australian National Observatory, Mount Stromlo Observatory, ACT, Australia, (5) Institute of Astronomy and Astrophysics, National Observatory of Athens, Athens, Greece, (6) South African Astronomi cal Observatory, Observatory, South Africa, (7) University of New South Wales, Canberra, ACT, Australia, (8) Indian Institute of Ast rophsics, Bangalore, India, (9) National Optical Astronomy Observatory, Tucson, AZ)
arXiv:1202.6373v1
- Observational constraints on tidal effects using orbital eccentricities.
Nawal Husnoo, Frédéric Pont, Tsevi Mazeh, Daniel Fabrycky, Guillaume Hébrard, François Bouchy, Avi Shporer
arXiv:1202.6379v1
- Dynamics of stars around spiral arms in an N-body/SPH simulated barred-spiral galaxy.
Robert J. J. Grand, Daisuke Kawata, Mark Cropper
arXiv:1202.6387v1
- A Spitzer Space Telescope Study of the Debris Disks around four SDSS White Dwarfs.
Carolyn Brinkworth, Boris Gaensicke, Jon Girven, Don Hoard, Tom Marsh, Stephen Parsons, Detlev Koester
arXiv:1202.6411v1
- Molecular Gas in Infrared Ultraluminous QSO Hosts.
X. Y. Xia, Y. Gao, C.-N. Hao, Q. H. Tan, S. Mao, A. Omont, B. O. Flaquer, S. Leon, P. Cox
arXiv:1202.6490v1
- Evidence for an axion-like particle from PKS 1222+216?.
F. Tavecchio, M. Roncadelli, G. Galanti, G. Bonnoli
arXiv:1202.6529v1
- KIC 4247791: A SB4 system with two eclipsing binaries (2EBs).
H. Lehmann (1), M. Zechmeister (2), S. Dreizler (2), S. Schuh (2), R. Kanzler (2) ((1) Thueringer Landessternwarte Tautenburg, Germany, (2) Georg-August-Universitaet, Institut fuer Astrophysik, Goettingen, Germany)
arXiv:1202.6552v1
- The s-process nucleosynthesis in massive stars: current status and uncertainties due to convective overshooting.
M. L. Pumo
arXiv:1202.6577v1
- The Invisible Monster Has Two Faces: Observations of Epsilon Aurigae with the Herschel Space Observatory.
D. W. Hoard, D. Ladjal, R. E. Stencel, S. B. Howell
arXiv:1202.6643v1
- Spontaneous B-L Breaking as the Origin of the Hot Early Universe.
Wilfried Buchmüller, Valerie Domcke, Kai Schmitz
arXiv:1202.6679v1
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