David J. Helfand (1)

Identifiers

• name variant David J. Helfand (1) 0.60 · backfill

Papers (4)

1. Variable and Transient Radio Sources in the FIRST Survey astro-ph.CO · 2011 · author #2
2. A Near-Infrared Spectral Template for Quasars astro-ph · 2005 · author #2
3. FIRST-2MASS Sources Below the APM Detection Threshold: A Population of Highly Reddened Quasars astro-ph · 2004 · author #5
4. An X-ray Image of the Composite SNR G16.7+0.1 astro-ph · 2003 · author #1

Mentions

• 1107.5901 #2 · backfill · confidence 0.70 David J. Helfand (1)

Frequent Coauthors

• Columbia University 2 shared papers
• Eilat Glikman (1) 2 shared papers
• (2) Department of Astronomy 1 shared papers
• (2) Space Telescope Science Institute 1 shared papers
• (2) Space Telescope Science Institute) 1 shared papers
• (2) U.C. Davis 1 shared papers
• 3) 1 shared papers
• (3) Department of Physics 1 shared papers
• (3) IGPP 1 shared papers
• 4) ((1) Department of Astronomy 1 shared papers
• (4) IGPP/Lawrence Livermore National Laboratory 1 shared papers
• (4) Spitzer Science Center 1 shared papers
• (5) STScI) 1 shared papers
• Baltimore 1 shared papers
• Davis 1 shared papers
• E. V. Gotthelf (1) ((1) Columbia Astrophysics Laboratory 1 shared papers
• Livermore 1 shared papers
• LLNL 1 shared papers
• Marcel A. Agueros (2) 1 shared papers
• Mark Lacy (4) 1 shared papers