Friday, December 05, 2008

Interesting Astrophysics: Dec 01 to Dec 05

The current week's set of peer-reviewed papers and arXiv preprints I consider interesting.


Galaxies and Starbursts

Star Formation Rates in Lyman Break Galaxies: Radio Stacking of LBGs in the
COSMOS Field and the Sub-muJy Radio Source Population

C.L. Carilli, Nicholas Lee, P. Capak, E. Schinnerer, K.-S. Lee,
H. McCraken, M. S. Yun, N. Scoville, V. Smolcic, M. Giavalisco,
A. Datta, Y. Taniguchi, and C. Megan Urry, The Astrophysical Journal 2008 December 20, Vol. 689, No. 2: 883-888.
Abstract | Full Text | PDF Version (290 KB)

Evolution of Lyman Alpha Galaxies: Stellar Populations at z ~ 0.3
Steven L. Finkelstein, Seth H. Cohen, Sangeeta Malhotra, James E. Rhoads, arXiv:0812.0592 [ps, pdf, other]
Comments: Submitted to the Astrophysical Journal

Morphological Composition of z~0.4 groups: The site of S0 formation
D. J. Wilman, A. Oemler, J. S. Mulchaey, S. L. McGee, M. L. Balogh, R. G. Bower, arXiv:0811.4425 [ps, pdf, other]
Comments: 13 pages, 6 figures. Accepted for publication in ApJ

The Hubble flow around the Local Group
I.D. Karachentsev, O.G. Kashibadze, D.I. Makarov, R.B. Tully, arXiv:0811.4610 [ps, pdf, other]
Comments: 14 pages, 6 figures, 1 table. Accepted for publication in MNRAS

Binary Galaxies in the Local Supercluster and Its Neighborhood
I. D. Karachentsev, D. I. Makarov, ArXiv:0812.0689 [ps, pdf, other]
Comments: published in Astrophysical Bulletin, 2008, Vol. 63, No. 4, pp. 299-345
Journal-ref: Astrophysical Bulletin, 2008, Vol. 63, No. 4, pp. 299-345

Stellar population analysis on local infrared-selected galaxies
X. Y. Chen, Y. C. Liang, F. Hammer, Y. H. Zhao, G. H. Zhong, arXiv:0811.4694 [ps, pdf, other]
Comments: 13 pages, 11 figures, accepted for publication by A&A

EVN observations of the Ultra Luminous Infrared Galaxies IRAS 23365+3604 and IRAS 07251-0248
Cristina Romero-Cañizales, Miguel Ángel Pérez-Torres, Antxon Alberdi, arXiv:0812.0760 [pdf, other]
Comments: 3 pages, 6 figures and 1 table; needs PoS.cls. To be be published in Proceedings of Science, proceedings of The 9th European VLBI Network Symposium on The role of VLBI in the Golden Age for Radio Astronomy and EVN Users Meeting, September 23-26, 2008, Bologna, Italy

The IR Luminosity Functions of Rich Clusters
Lei Bai, George H. Rieke, Marcia J. Rieke, Daniel Christlein, Ann I. Zabludoff, arXiv:0812.0427 [ps, pdf, other]
Comments: 15 pages, 8 figures, 1 table, accepted by ApJ

The cosmic evolution of metallicity from the SDSS fossil record
Benjamin Panter, Raul Jimenez, Alan F. Heavens and Stephane Charlot, 2008, MNRAS, 391, 1117
HTML, PDF (Size: 1553K)

Intergalactic Baryons in the Local Universe
Charles W. Danforth, arXiv:0812.0602 [ps, pdf, other]
Comments: Invited review to appear in "Future Directions in Ultraviolet Spectroscopy", Oct 20-22, 2008, Annapolis, MD, M. E. Van Steenberg, ed. (April 2009). 8 pages, five figures

The Chemical and Ionization Conditions in Weak Mg ii Absorbers
Anand Narayanan, Jane C. Charlton, Toru Misawa, Rebecca E. Green, and Tae-Sun Kim The Astrophysical Journal 2008 December 20, Vol. 689, No. 2: 782-815.
Abstract | Full Text | PDF Version (3768 KB)

Galaxy merger morphologies and time-scales from simulations of equal-mass gas-rich disc mergers
Jennifer M. Lotz, Patrik Jonsson, T. J. Cox and Joel R. Primack, 2008, MNRAS, Volume 391 Issue 3, 1137
HTML, PDF (Size: 19397K)

A semi-empirical model of the infrared emission from galaxies
D. C. Ford, B. Nikolic and P. Alexander, 2008, MNRAS, Volume 391 Issue 3, 1176
HTML, PDF (Size: 644K)


Cosmology

Primordial Nucleosynthesis: an updated comparison of observational light nuclei abundances with theoretical predictions
G. Miele, O. Pisanti, arXiv:0811.4479 [ps, pdf, other]
Comments: 5 pages, 4 figures, to appear in the proceedings of NOW 2008

Synchrotron Radiation from the Galactic Center in Decaying Dark Matter Scenario
Koji Ishiwata, Shigeki Matsumoto, Takeo Moroi, arXiv:0811.4492 [ps, pdf, other]
Comments: 20 pages, 6 figures

A semi-analytic model for the co-evolution of galaxies, black holes and active galactic nuclei
Rachel S. Somerville, Philip F. Hopkins, Thomas J. Cox, Brant E. Robertson and Lars Hernquist, MNRAS, 2008, Volume 391 Issue 2, Pages 481 - 506
HTML, PDF (Size: 2550K)


The Role of Cold Flows in the Assembly of Galaxy Disks
A.M. Brooks, F. Governato, T. Quinn, C.B. Brook, J. Wadsley, arXiv:0812.0007 [ps, pdf, other]
Comments: accepted to ApJ


Numerical Astrophysics

Smart detectors for Monte Carlo radiative transfer
Maarten Baes, MNRAS, 2008, Volume 391 Issue 2, Pages 617 - 623
HTML, PDF (Size: 4538K)

Modeling the Local Warm/Hot Bubble
Dieter Breitschwerdt, Miguel A. de Avillez, Verena Baumgartner, arXiv:0812.0505 [ps, pdf, other]
Comments: 8 pages, 3 figures, to appear in the proceedings of "The Local Bubble and Beyond II", Philadelphia, USA, April 21-24, 2008


X-rays and Gamma rays

Calibration of the Gamma-RAy Polarimeter Experiment (GRAPE) at a Polarized Hard X-Ray Beam
P. F. Bloser, J. S. Legere, M. L. McConnell, J. R. Macri, C. M. Bancroft, T. P. Connor, J. M. Ryan, arXiv:0812.0782 [pdf]
Comments: 35 pages, 14 figures, accepted for publication in NIM-A

Section on Extragalactic Science Topics of the White Paper on the Status and Future of Ground-Based TeV Gamma-Ray Astronomy
H. Krawczynski et al, arXiv:0812.0793 [ps, pdf, other]
Comments: Comments: report from the Extragalactic Science Working group of the APS commissioned White paper on ground-based TeV gamma ray astronomy (12 pages, 3 figures)



Black Holes, Compact Objects, AGN

X-Ray Emission from Active Galactic Nuclei with Intermediate-Mass Black Holes
G. C. Dewangan, S. Mathur, R. E. Griffiths, and A. R. Rao, The Astrophysical Journal 2008 December 20, Vol. 689, No. 2: 762-774.
Abstract | Full Text | PDF Version (1175 KB)

Chandra Observations of Nuclear X-ray Emission from Low Surface Brightness Galaxies
M. Das, C. S. Reynolds, S. N. Vogel, S. S. McGaugh, N. G. Kantharia, arXiv:0812.0457 [ps, pdf, other]
Comments: 17 pages, 1 table, 4 figures. To appear in ApJ

Frying Doughnuts: What can the reprocessing of X-rays to IR tell us about the AGN environment?
B. McKernan, K.E.S. Ford, N. Chang, C.S. Reynolds, arXiv:0812.0984 [ps, pdf, other]
Comments: 12 pages, MNRAS accepted


Stars and Supernovae

The Scale-Free Character of the Cluster Mass Function and the Universality of the Stellar Initial Mass Function
Fernando J. Selman and Jorge Melnick, The Astrophysical Journal 2008 December 20, Vol. 689, No. 2: 816-824.
Abstract | Full Text | PDF Version (949 KB)

Semi-analytical formulas for the Hertzsprung-Russell Diagram
Lorenzo Zaninetti, arXiv:0811.4524 [pdf, other]
Comments: Pages 35, Figures 13
Journal-ref: Published on Serbian Astronomical Journal, 177, (2008), pages 73-85

Difficulties in Probing Nuclear Physics: A Study of $^{44}$Ti and $^{56}$Ni
Aimee Hungerford, Christopher L. Fryer, Francis X. Timmes, Patrick Young, Michael Bennett, Steven Diehl, Falk Herwig, Raphael Hirschi, Marco Pignatari, Georgios Magkotsios, Gabriel Rockefeller, arXiv:0811.4645 [ps, pdf, other]
Comments: To appear in the Conference Proceedings for the "10th Symposium on Nuclei in the Cosmos (NIC X)", July 27 - August 1 2008, Mackinack Island, Michigan, USA

Nucleosynthesis Calculations from Core-Collapse Supernovae
Christopher L. Fryer, Patrick Young, Michael Bennett, Steven Diehl, Falk Herwig, Raphael Hirschi, Aimee Hungerford, Marco Pignatari, Georgios Magkotsios, Gabriel Rockefeller, Francis X. Timmes, arXiv:0811.4648 [ps, pdf, other]
Comments: To appear in the Conference Proceedings for the "10th Symposium on Nuclei in the Cosmos (NIC X)", July 27 - August 1 2008, Mackinack Island, Michigan, USA

Overview of the Orion Complex
John Bally, arXiv:0812.0046 [pdf, other]
Comments: 24 pages, 15 figures. To be published in Handbook of Star Forming Regions Vol. I Astronomical Society of the Pacific, 2008, Bo Reipurth, ed

This article is particularly interesting with respect to our local vicinity in the Galaxy.


Planets and Astrobiology

The structure of the inner Oort cloud from the simulation of its formation for 2 Gyr
G. Leto, M. Jakubík, T. Paulech, L. Neslušan and P. A. Dybczyński, 2008, MNRAS, Volume 391 Issue 3, Pages 1350 - 1358
HTML, PDF (Size: 915K)

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