Assoc. Professor Department of Physics Bucknell University Lewisburg, PA 17837 Phone: (570)-577-3177 Fax: (570)-577-3153 Dept.: (570)-577-1207 New! Please check out the new Bucknell Observatory SkyCam! Spring 2008 PHYS 142 Light and Vision (with laboratory) PHYS 235 Applied Electronics laboratory Past Semesters ASTR 101: Our Solar System laboratories ASTR 102: Stars and Galaxies (and labs) ASTR 201: Observational Astrophysics (and labs) PHYS 211/212: Classical and Modern Physics laboratories PHYS 141: Secrets of the Universe (and lab) PHYS 235: Applied Electronics (and labs) PHYS 317: Thermodynamics and Statistical Mechanics PHYS 329: Quantum Mechanics I Research papers available on-line Protostars Protoplanetary Disks Active Galactic Nuclei Nuclear Star Clusters Seyfert Galaxies NGC 1068 Water Masers Neutral Hydrogen (absorption) and Molecular Gas Kinematics "Cooling Flow" Galaxy Clusters Astronomical Techniques Very Long Baseline Radio Interferometry (VLBI) Radio wave spectroscopy Near-infrared imaging and spectroscopy Spitzer Space Telescope Hubble Space Telescope 2007-Present   Associate Professor, Bucknell University 2000-2007   Assistant Professor, Bucknell University 1998-2000   Jansky Postdoctoral Fellow, NRAO 1995-1998   Max-Planck Institute Postdoctoral Researcher, Max-Planck-Institute for Extraterrestrial Physics (infrared group)   1996   Ph.D., Astronomy, University of Maryland 1990   M.S. Physics, University of Alabama 1987 B.S. Mathematics & Physics, University of Alabama at Birmingham Hits since 11/12/02: