Here is a chronological list of papers posted on the archive by astronomers associated with Columbia University. Feel free to add any you come across. Pizza Lunch czars may call upon the authors to discuss their work at Pizza Lunch.

2010 Calendar Year

Title	Author	URL	date
Rational Orbits around Charged Black Holes	Vedant Misra and Janna Levin	​http://arxiv.org/abs/1007.2699	19 July 2010
The GALEX Arecibo SDSS Survey II: The Star Formation Efficiency of Massive Galaxies	David Schiminovich, Barbara Catinella, Guinevere Kauffmann, Silvia Fabello, Jing Wang, Cameron Hummels, Jenna Lemonias, et al.	​http://arxiv.org/abs/1006.5447	01 July 2010
A Correction to the Standard Galactic Reddening Map: Passive Galaxies as Standard Crayons	J. E. G. Peek, Genevieve J. Graves	​http://arxiv.org/abs/1006.3310	16 June 2010
Measuring Transverse Motions for Nearby Galaxy Clusters	Erika T. Hamden, Christine M. Simpson, Kathryn V. Johnston, Duane M. Lee	​http://arxiv.org/abs/1005.4430	24 May 2010
White dwarfs stripped by massive black holes: sources of coincident gravitational and electromagnetic radiation	Ivan Zalamea, Kristen Menou, Andrei M. Beloborodov	​http://arxiv.org/abs/1005.3987	21 May 2010
Limiting Accretion onto Massive Stars by Fragmentation-Induced Starvation	Thomas Peters, Ralf S. Klessen, Mordecai-Mark Mac Low, Robi Banerjee	​http://arxiv.org/abs/1005.3271	18 May 2010
Supermassive Black Hole Formation at High Redshifts Through a Primordial Magnetic Field	Shiv K. Sethi, Zoltan Haiman, K. Pandey	​http://arxiv.org/abs/1005.2942	17 May 2010
Possible constraints on exoplanet magnetic field strengths from planet-star interaction	Caleb A. Scharf	​http://arxiv.org/abs/1005.2929	17 May 2010
The Origin of the Hot Gas in the Galactic Halo: Confronting Models with XMM-Newton Observations	David B. Henley, Robin L. Shelton, Kyujin Kwak, M. Ryan Joung, Mordecai-Mark Mac Low	​http://arxiv.org/abs/1005.1085	6 May 2010
First Dark Matter Results from the XENON100 Experiment	The XENON100 collaboration: E.Aprile et al.	​http://arxiv.org/abs/1005.0380	3 May 2010
Witnessing the Birth of a Quasar	Takamitsu Tanaka, Zoltán Haiman, Kristen Menou	​http://aps.arxiv.org/abs/1004.5411	29 Apr 2010
Cosmology with Standard Sirens: the Importance of the Shape of the Lensing Magnification Distribution	Cien Shang, Zoltán Haiman	​http://arxiv.org/abs/1004.3562	20 April 2010
The Metal-Enriched Outer Disk of NGC 2915	Jessica K. Werk, Mary E. Putman, et al.	​http://arxiv.org/abs/1004.1342	8 April 2010
Dust of Dark Energy	Eugene A. Lim, Ignacy Sawicki, Alexander Vikman	​http://arxiv.org/abs/1003.5751	30 Mar 2010
Understanding Spatial and Spectral Morphologies of Ultracompact H II Regions	Thomas Peters, Mordecai-Mark Mac Low, Robi Banerjee, Ralf S. Klessen, Cornelis P. Dullemond	​http://arxiv.org/abs/1003.4998	25 Mar 2010
On the Relationship Between Molecular Hydrogen and Carbon Monoxide Abundances in Molecular Clouds	Simon C. O. Glover, Mordecai-Mark Mac Low	​http://arxiv.org/abs/1003.1340	6 Mar 2010
Is GRB afterglow emission intrinsically anisotropic?	A. M. Beloborodov, F. Daigne, R. Mochkovitch, Z. L. Uhm	​http://arxiv.org/abs/1003.1265	5 Mar 2010
Orbital migration of low-mass planets in evolutionary radiative models: Avoiding catastrophic infall	Wladimir Lyra, Sijme-Jan Paardekooper, Mordecai-Mark Mac Low	​http://arxiv.org/abs/1003.0925	4 Mar 2010
Neutrino heating near hyper-accreting black holes	Ivan Zalamea, Andrei M. Beloborodov	​http://arxiv.org/abs/1003.0710	3 Mar 2010
Non-Equipartition of Energy, Masses of Nova Ejecta, and Type Ia Supernovae	Michael M. Shara, Ofer Yaron, Dina Prialnik, Attay Kovetz	​http://arxiv.org/abs/1002.2303	11 Feb 2010
Design and Performance of the XENON10 Dark Matter Experiment	The XENON100 collaboration: E.Aprile et al.	​http://arxiv.org/abs/1001.2834	16 Jan 2010
H II regions: Witnesses to massive star formation	Thomas Peters, Robi Banerjee, Ralf S. Klessen, Mordecai-Mark Mac Low, Roberto Galvan-Madrid, Eric Keto	​http://arxiv.org/abs/1001.2470	14 Jan 2010
A bulk inflaton from large volume extra dimensions	Brian Greene, Daniel Kabat, Janna Levin, Dylan Thurston	​http://arxiv.org/abs/1001.1423	10 Jan 2010

Fall (September-December) 2009 here