The Daily Brew
Selected astro-ph abstracts for Tuesday 2008 September 9
- Low R_v from circumstellar dust around supernovae.
Ariel Goobar
arXiv:0809.1094v1
- An improved limit on the neutrino mass with CMB and redshift-dependent halo bias-mass relations from SDSS, DEEP2, and Lyman-Break Galaxies.
Francesco De Bernardis, Paolo Serra, Asantha Cooray, Alessandro Melchiorri
arXiv:0809.1095v1
- Destruction of molecular gas reservoirs in early-type galaxies by AGN feedback.
Kevin Schawinski, Chris J. Lintott, Daniel Thomas, Sugata Kaviraj, Serena Viti, Joseph Silk, Claudia Maraston, Marc Sarzi, Sukyoung K. Yi, Seok-Joo Joo, Emanuele Daddi, Estelle Bayet, Tom Bell, Joe Zuntz
arXiv:0809.1096v1
- A Catalog of X-ray Point Sources from Two Megaseconds of Chandra Observations of the Galactic Center.
M. P. Muno, F. E. Bauer, F. K. Baganoff, R. M. Bandyopadhyay, G. C. Bower, W. N. Brandt, P. S. Broos, A. Cotera, S. S. Eikenberry, G. P. Garmire, S. D. Hyman, N. E. Kassim, C. C. Lang, T. J. W. Lazio, C. Law, J. C. Mauerhan, M. R. Morris, T. Nagata, S. Nishiyama, S. Park, S. V. Ramirez, S. R. Stolovy, R. Wijnands, Q. D. Wang, Z. Wang, F. Yusef-Zadeh
arXiv:0809.1105v1
- The Mid-Infrared Extinction Law in the Ophiuchus, Perseus, and Serpens Molecular Clouds.
Nicholas L. Chapman, Lee G. Mundy, Shih-Ping Lai, Neal J. Evans II
arXiv:0809.1106v1
- Prevalence of High X-ray Obscuring Columns among AGN that Host H$_2$O Masers.
Lincoln J. Greenhill, Avanti Tilak, Grzegorz Madejski
arXiv:0809.1108v1
- Extended Emission-Line Regions: Remnants of Quasar Superwinds?.
Hai Fu, Alan Stockton (IfA, Hawaii)
arXiv:0809.1117v1
- Supermassive Black Holes in Galactic Bulges.
Yu-Qing Lou, Yan-Fei Jiang
arXiv:0809.1126v1
- Do submillimeter galaxies really trace the most massive dark matter halos? Discovery of a high-z cluster in a highly active phase of evolution.
S. C. Chapman, A. W. Blain, R. Ibata, R. J. Ivison, Ian Smail, G. Morrison
arXiv:0809.1159v1
- The stellar content of the Hamburg/ESO survey. V. The metallicity distribution function of the Galactic halo.
T. Schoerck, N. Christlieb, J.G. Cohen, T.C. Beers, S. Shectman, I. Thompson, A. McWilliam, M.S. Bessell, J.E. Norris, J. Melendez, S. Solange Ramirez, D. Haynes, P. Cass, M. Hartley, K. Russell, F. Watson, F.-J. Zickgraf, B. Behnke, C. Fechner, B. Fuhrmeister, P.S. Barklem, B. Edvardsson, A. Frebel, L. Wisotzki, D. Reimers
arXiv:0809.1172v1
- Extremely metal-poor star-forming galaxies. New detections and general morphological and photometric properties.
P. Papaderos, N.G. Guseva, Y.I. Izotov, K.J. Fricke
arXiv:0809.1217v1
- Spatially extended absorption around the z=2.63 radio galaxy MRC 2025-218: outflow or infall?.
A. Humphrey, M. Villar-Martin, S. F. Sanchez, S. di Serego Alighieri, C. De Breuck, L. Binette, C. Tadhunter, J. Vernet, R. Fosbury, J. Stasielak
arXiv:0809.1267v1
- How eccentric orbital solutions can hide planetary systems in 2:1 resonant orbits.
Guillem Anglada-Escude, Mercedes Lopez-Morales, John E. Chambers
arXiv:0809.1275v1
- A massive binary black-hole system in OJ287 and a test of general relativity.
M. J. Valtonen, H. J. Lehto, K. Nilsson, J. Heidt, L. O. Takalo, A. Sillanpää, C. Villforth, M. Kidger, G. Poyner, T. Pursimo, S. Zola, J. H. Wu, X. Zhou, K. Sadakane, M. Drozdz, D. Koziel, D. Marchev, W. Ogloza, C. Porowski, M. Siwak, G. Stachowski, M. Winiarski, V. P. Hentunen, M. Nissinen, A. Liakos, S. Dogru
arXiv:0809.1280v1
- Are mergers responsible for universal halo properties?.
Jie Wang, Simon D. M. White (MPA)
arXiv:0809.1322v1
- Carbon Abundances of Three Carbon-Enhanced Metal-Poor Stars from High-Resolution Gemini-S/bHROS Spectra of the 8727A [C I] Line.
S.C. Schuler (CTIO), S.J. Margheim (Gemini), T. Sivarani (MSU), M. Asplund (MPA), V.V. Smith (CTIO), K. Cunha (CTIO), T.C. Beers (MSU)
arXiv:0809.1377v1
- First Results from the Catalina Real-time Transient Survey.
A.J. Drake, S.G. Djorgovski, A. Mahabal, E. Beshore, S. Larson, M.J. Graham, R. Williams, E. Christensen, M. Catelan, A. Boattini, A. Gibbs, R. Hill, R. Kowalski
arXiv:0809.1394v2
- Re-examining Larson ' s Scaling Laws in Galactic Molecular Clouds.
Mark Heyer (1), Coleman Krawczyk (1 and 2), Julia Duval (3), James M. Jackson (3)
arXiv:0809.1397v1
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