EDUCATION
Ph.D. in Physics with concentration in Astrophysics; July, 2001
University of New Mexico; Albuquerque, NM
Thesis title: ``The Dynamic Ionized Gas Halos of Spiral Galaxies''
Thesis advisor: Richard J. Rand
B.S. in Physics; May, 1993
University of North Carolina; Chapel Hill, NC
PROFESSIONAL EXPERIENCE
University of Colorado; Boulder, CO
Research Associate, 8/01 to present
Postdoctoral Researcher with CASA, supervised by J. M. Shull.
Front Range Community College; Longmont, CO
Adjunct Instructor, 2005 spring semester
Will teach one section of the 2nd semester General Astronomy course, Astronomy 102.
University of New Mexico; Albuquerque, NM
Research Assistant, 8/98 to 7/01
Researched properties of gaseous halos in spiral galaxies with Richard Rand.
University of New Mexico; Albuquerque, NM
Teaching Assistant, 8/95 to 7/98
Taught and developed laboratories in astronomy and physics. Worked at campus observatory for astronomy laboratories and public nights.
COURSES TAUGHT
Astronomy 102- General Astronomy (freshman level). Front Range Community
College.
Astronomy 271L- Intermediate observational Astronomy lab. University of
New Mexico.
Astronomy 111L- Introductory Astronomy lab. Duties included development
of lab exercises and supervision of the campus observatory for labs and public
nights. UNM.
Physics 161L- Electricity and magnetism lab. UNM.
MEMBERSHIPS
American Astronomical Society
RESEARCH INTERESTS
High-Velocity Clouds
Intervening Quasar Absorption-Line Systems
Gaseous Galactic Halos
Interstellar and Intergalactic Media
AWARDS
1990 CRC Press Award for chemistry achievement (UNC-Chapel Hill).
1993 Paul E. Shearin Award for outstanding senior physics major (UNC-Chapel
Hill).
GRANTS
FUSE Cycle 5 Research (Program E084)- $40,200
TECHNICAL SKILLS
Experience with space-based FUSE and HST spectra.
Experience with ground-based narrow-band imaging data as well as long-slit
spectra.
Familiarity with Fabry-Perot data and observations.
Expertise with image-manipulation software such as IRAF and GIPSY.
Programming skills using IDL and FORTRAN.
Experience with the photoionization code CLOUDY.
OBSERVATIONAL EXPERIENCE
Anglo-Australian Telescope, 3 nights, April 2001; Fabry-Perot and
tunable-filter imaging on the 4-meter.
Kitt Peak National Observatory, 5 nights, September 1998; Deep narrowband
imaging with the MOSAIC camera on the 0.9-meter.
Apache Point Observatory, 3 nights, March 1998; Deep narrowband
imaging on the 3.5-meter ARC.
Capilla Peak Observatory, 1995-1997; A couple nights observing on
the 24-inch UNM telescope.
VISITING TALKS
``The Role of High-Velocity Clouds in Galactic and Local Group Evolution''
Colloquium, University of Wyoming, Laramie, WY, November 12, 2004.
``Surveying the Highly Ionized HVCs with FUSE and HST.'' at Astrophysics
in the Far Ultraviolet conference, Victoria, BC, August, 4, 2004.
``High-Velocity Clouds: Galactic halo or Extragalactic Objects?'' Colloquium,
Colorado College, Colorado Springs, CO, February 10, 2004.
``The Origin of High-Velocity Cloud Complex C.'' Special seminar, University
of New Mexico, Albuquerque, NM, November 15, 2002.
``Ionized Gas Halos of Normal Spiral Galaxies.'' Special seminar, Johns
Hopkins University, Baltimore, MD, March 7, 2001.
PUBLICATIONS
``Highly Ionized High-Velocity Clouds: Hot Intergalactic Medium or Galactic
Halo?'' Collins, J. A., Shull, J. M., & Giroux, M. L., Astrophysical
Journal, in press (astro-ph/0501061).
``Highly Ionized High-Velocity Clouds toward PKS 2155-304 and Markarian
509.'' Collins, J. A., Shull, J. M., & Giroux, M. L. 2004, Astrophysical
Journal, 605, 216
``A Survey of Far Ultraviolet Spectroscopic Explorer and Hubble
Space Telescope Sight Lines through High-Velocity Cloud Complex C.''
Collins, J. A., Shull, J. M., & Giroux, M. L. 2003, Astrophysical
Journal, 585, 336.
``Kinematics of Diffuse Ionized Gas Halos: A Ballistic Model of Halo Rotation.''
Collins, J. A., Benjamin, R., & Rand, R. J. 2002, ApJ, 578, 98.
``Ionization Sources and Physical Conditions in the Diffuse Ionized Gas
Halos of Four Edge-On Galaxies.'' Collins, J. A., & Rand, R. J.
2001, ApJ, 551, 57.
``Diffuse Ionized Gas in a Sample of Edge-on Galaxies and Comparisons
with HI and Radio Continuum Emission.'' Collins, J. A., Rand, R. J.,
Duric, N., & Walterbos, R. A. M. 2000, ApJ, 536, 645.
CONFERENCE PROCEEDINGS
``Surveying the Highly Ionized HVCs with FUSE and HST.'' Collins, J.
A., Shull, J. M., & Giroux, M. L., in Astrophysics in the Far Ultraviolet,
edited by G. Sonneborn, H. W. Moos, & B.-G. Andersson, ASP Conf. Series,
in press.
``Highly Ionized HVCs Towards PKS 2155-304: Galactic or Extragalactic?''
Collins, J. A., Shull, J. M., & Giroux, M. L. 2004, in How Does
the Galaxy Work?, edited by E. J. Alfaro, E. Perez, & J. Franco, Kluwer,
Vol. 315, 146.
``The Metallicity of High-Velocity Cloud Complex C.'' Collins, J. A.,
Shull, J. M., & Giroux, M. L. 2003, in The IGM/Galaxy Connection, edited
by J. Rosenberg & M. Putman, Kluwer Vol. 281, 169.
``Physical Conditions in Diffuse Ionized Gas Halos.'' Collins, J. A.,
& Rand, R. J. 2001, in Galaxy Disks and Disk Galaxies, edited by J. G.
Funes & E. M. Corsini, ASP Conf. Series Vol. 230, 307.
``Shocks as a Secondary Source of Ionization in Diffuse Ionized Gas Halos.''
Collins, J. A., & Rand, R. J. 2001, in Gas and Galaxy Evolution,
edited by J. E. Hibbard, M. P. Rupen, and J. H. van Gorkom, ASP Conf. Series
Vol. 240, 392.