John Stocke

Center for Astrophysics and Space Astronomy
University of Colorado
Campus Box 389
Boulder, CO 80309-0389

Position: Professor

Office: Duane C328B

Phone: 303-492-1521

FAX: 303-492-7178

Email:

stocke@casa.colorado.edu

Teaching Interests:

ASTR 3510-010 Observations/Instrumentation 1 (spring 2003)
ASTR 1110 General Astronomy-Solar System (spring 1998)
APAS 2000-001 Ancient Astronomy/World (taught spring 1997)

Research Interests:

The evolution of quasars and BL Lacertae objects.
The structure of extended radio galaxies.
The environment of active galaxies (Seyferts and radio galaxies) and its effect in the active nucleus of these galaxies.
Very isolated galaxies
X-ray emission from quasars, Seyferts, BL Lac objects, and normal stars
Herbig-Haro objects as interstellar shock fronts and tracers of bipolar outflows from young stars.

Recent Publications (2000-2002):

Watson, D., McBreen, B., Hanlon, L., Smith, N., Metcalfe, L., Reeves, J., Perlmann, E., Stocke, J., and Rector, T. 2002, "XMM-Newton Observations of the BL Lac MS 0205.7+3509", A&A, in press.

Lewis, A., Stocke, J., and Buote, D. 2002,"Chandra Obserations of Abell 2029 I: No Cooling Flow and a Steep Abundance Gradient", Ap. J. Lett., submitted.

Donahue, M., Scharf, C., Mack, J., Lee, P., Postman, M., Rosati, P., Dickinson, M., Voit, G.M., and Stocke, J. 2002, "Distant Cluster Hunting II: A Comparison of X-ray and Optical Cluster Detection Techniques and Catalogs from the ROX Survey", Ap. J., in press.

Lewis, A., Ellingson, E., and Stocke, J.T. 2002, "New X-ray Clusters in the Einstein Extended Medium Sensitivity Survey II: Optical Properties", Ap. J., in press.

Lewis, A.D., Ellingson, E., and Stocke, J.T. 2002, "Optical Images of New X-ray Clusters in Einstein Extended Medium Sensitivity Survey Fields", Ap. J., in press.

Penton, S., Stocke, J.T., and Shull, J.M. 2002, "The Local Lyman Alpha Forest III: Relationship between Ly alpha Absorbers and Galaxies, Voids, and Superclusters", Ap. J., 565, 720-742.

Perlman, E., Stocke, J., Carilli, C., Sugiho, M., Tashiro, M., Madejski, G., Wang, Q., and Conway, J. 2002, "The Apparent Host Galaxy of PKS 1413+135: Hubble Space Telescope, ASCA and Very Long Baseline Array Observations", A.J., 124, 2401-2412.

Donahue, M., Smith, B., and Stocke, J. 2002, "Star Formation in the Radio Galaxy NGC 4410A", A.J., 123, 1922-1936.

Harvanek, M. and Stocke, J.T. 2002, "A Study of 3CR Radio Galaxies from z = 0.15 to 0.65. II. Evidence for an Evolving Radio Structure", A.J., 124, 1239-1257.

Lewis, A., Stocke, J., Ellingson, E., and Gaidos, E. 2002, "New X-ray Clusters in the Einstein Extended Medium-Sensitivity Survey I. Modifications to the X-ray Luminosity Function", Ap. J., 566, 744-770.

Donahue, M., Mack, J., Scharf, C., Lee, P., Postman, M., Rosati, P., Dickinson, M., Voit, G.M., and Stocke, J.T. 2001, "Distant Cluster Hunting: A Comparison Between the Optical and X-ray Luminosity Functions from an Optical/X-ray Joint Survey", Ap. J. Lett., 552, L93-96.

Stocke, J.T. and Rector, T.A. 2001, "BL Lacertae Objects", in "The Cambridge Encyclopedia of Astronomy".

Gibson, B., Giroux, M., Penton, S., Stocke, J., and Shull, M. 2001, "High-Velocity Cloud Complex C: Galactic Fuel or Galactic Waste?", A.J., 122, 3280-3292.

Perlman, E.S., Stocke, J.T., Conway, J., and Reynolds, C. 2001, "Host Galaxies, Obscuration and Nuclear Structure of Three Nearby Compact Symmetric Objects", A.J., 122, 536-548.

Stocke, J.T. 2001, "Hidden BL Lacs Near and Far", in "Blazar Demographics and Physics", 184-189.

Stocke, J.T. 2001, "The Local Ly-alpha Forest: HI in Nearby Intergalactic Space", in "Gas and Galaxy Evolution", eds. J.E. Hibbard, M.P. Rupen, and J.H. van Gorkom (ASP Conf. Series #240), p. 21-30.

Harvanek, M., Stocke, J.T., Ellingson, E., and Rhee, G. 2001, "A Study of 3CR Radio Galaxies from z = 0.15 to 0.65. I. Evidence for an Evolutionary Relationship between Quasars and Radio Galaxies", A.J., 122, 2874-2892.

Rector, T.A. and Stocke, J.T. 2001, "The Properties of the 1Jy Sample of BL Lacertae Objects", A.J., 122, 565-584.

Tripp, J.M., Giroux, M.L., Stocke, J.T., Tumlinson, J., and Oergerle, W.R. 2001, "The Ionization and Metallicity of the Intervening OVI Absorber at z = 0.1212 in the Spectrum of H1821+643", Ap.J., 563, 724-735.

Rector, T., Stocke, J., Perlman, E., Morris, S., Gioia, I. 2000, "The Properties of the X-ray Selected EMSS Sample of BL Lacertae Objects", A.J., 120, 1626-1647.

Penton, S.V., Stocke, J.T., and Shull, J.M. 2000, "The Local Lya Forest I: Observations with the GHRS/G160M on the Hubble Space Telescope", Ap. J. Suppl., 130, 121-164.

Penton, S.V., Shull, J.M., and Stocke, J.T. 2000, "The Local Lya Forest. II. Distribution of H I Absorbers, Doppler Widths, and Baryon Content", Ap. J., 544, 150-175.

Gibson, B., Giroux, M.L., Penton, S.V., Putman, M., Stocke, J.T., and Shull, J.M. 2000, "The Metal Abundances in the Magellanic Stream", A.J., 120, 1830-1840.

Carilli, C., Menten, K., Stocke, J., Perlman, E., Vermeulen, R., Briggs, F., de Bruyn, A., Conway, J., and Moore, C. 2000, "Astronomical Constraints on the Cosmic Evolution of the Fine Structure Constant and Possible Quantum Dimensions", Physics Rev. Lett., 85, 5511-5514.

Shull, J.M., Tumlinson, J., Giroux, M.L., Penton, S.V., Stocke, J.T., and 9 other coauthors: 2000, "Far Ultraviolet Spectroscopic Explorer Observations of the Low-Redshift Lyman Beta Forest", Ap. J. Lett., 538, L13-17.

Publications (1995-1999):

Stocke, J., Perlman, E., Gioia, I., and Harvanek, M. 1999, "The Evolution of Cluster Radio Galaxies from z=0 to z=0.8", A.J., 117, 1967-1984.

Rector, T., Stocke, J., and Perlman, E. 1999, "A Search for Low-Luminosity BL Lacertae Objects", Ap.J., 516, 145-162.

Donahue, M., Voit, M., Scharf, C., Gioia, I., Mullis, C., Hughes, J., and Stocke, J. 1999, "The Second Most Distant Cluster of Galaxies in the EMSS", Ap.J., 527, 525-534.

Perlman, E., Madejski, G., Stocke, J., and Rector, T. 1999, "X-ray Spectral Variability of PKS 2005-489 During the Spectacular November 1998 Flare", Ap.J.Lett., 523, L11-15.

Tumlinson, J., Giroux, M.L., Shull, J.M., and Stocke, J.T. 1999, "New HST Observations of the Halo Gas of NGC3067", A.J., 118, 2148-2157.

Shull, J.M., Penton, S.V., and Stocke, J.T. 1999, "The Nature of Low-Redshift Lya Clouds", P.A.S.Aust., 16, #1, 95-101.

Stocke, J., Penton, S., Harvanek, M., Neely, W., and Blades, J.C. 1998, "HST Spectra of 3C279: A Lyman Limit System at Low Redshift", A.J., 115, 451-459.

Morse, J.A. et al. including Stocke, J.T. 1998, "Performance Overview and Science Goals of the Cosmic Origins Spectrograph for the Hubble Space Telescope", SPIE, 3356, 361-368.

Shull, J.M., Penton, S.V., Stocke, J.T., Giroux, M.L., van Gorkom, J.H., Lee, Y.H., and Carilli, C. 1998, "A Cluster of Low-Redshift Lya Clouds Towards PKS 2155-304", A. J., 116, 2094-2107.

Donahue, M., Voit, M., Gioia, I., Luppino, G., Hughes, J., and Stocke, J. 1998, "A Very Hot, High Redshift Cluster of Galaxies: More Trouble for W0 = 1", Ap.J., 502, 550-557.

Wurtz, R., Stocke, J., Ellingson, E., and Yee, H. 1997, "The CFHT Imaging Survey of BL Lacertae Objects II: Clustering Environments," Ap.J., 480, 547-561.

Harvanek, M., Stocke, J.T., Morse, J.A., and Rhee, G. 1997, "High Dynamic Range VLA Observations of the Gravitationally Lensed Quasar 0957+561", A. J., 114, 2240-2253.

Stocke, J. and Rector, T. 1997, "An Excess of Mg II Absorbers in BL Lac Objects," Ap.J.Lett., 489, L17-20.

Perlman, E., Carilli, C., Stocke, J., and Conway, J. 1996, "Multi-Frequency VLBI of PKS1413+135: A Very Young Radio Galaxy," A.J., 111, 1839-1851.

Wurtz, R., Stocke, J., and Yee, H. 1996, "The CFHT Imaging Survey of BL Lacertae Objects I: Properties of the Host Galaxies," Ap.J.Suppl., 103, 109-144.

Perlman, E., Stocke, J., Schachter, J., Elvis, M., Ellingson, E., Urry, C., Potter, M., Impey, C., and Kolchinsky, P. 1996, "The Einstein Slew Survey Sample of BL Lacs," Ap.J.Suppl., 104, 251-286.

Urry, C., Sambruna, R., Worrall, D., Kollgaard, R., Feigelson, E., Perlman, E., and Stocke, J. 1996, "Soft X-ray Properties of a Complete Sample of Radio-Selected BL Lacertae Objects," Ap.J., 463, 424-443.

van Gorkom, J.H., Carilli, C.L., Stocke, J.T., Perlman, E.S., and Shull, J.M. 1996, "The HI Environment of Nearby Lyman-Alpha Absorbers", A.J., 112, 1397-1408.

Perlman, E., Stocke, J., Wang, Q., Morris, S., Maccacaro, T., and Wolter, A. 1996, "Soft X-ray Observations of a Complete Sample of X-ray Selected BL Lac Objects," Ap.J., 456, 451-465.

Stocke, J.T., Wang, Q.D., Perlman, E.S., Donahue, M.E., and Schachter, J.F. 1995, "Discovery of a Candidate Old, Isolated Neutron Star in the Field of a Galactic Cirrus Cloud", A. J., 109, 1199-1203.

Donahue, M. and Stocke, J.T. 1995, "ROSAT Observations of Distant Clusters of Galaxies", Ap. J., 449, 554-566.

Donahue, M., Aldering, G., and Stocke, J.T. 1995, "Low Surface Brightness Ha Observations of Local Intergalactic Hydrogen Clouds", Ap. J. Lett., 450, L45-49.

Stocke, J.T., Shull, J.M., Penton, S., Donahue, M., and Carilli, C. 1995, "The Local Lya Forest: Association of Clouds with Superclusters and Voids", Ap. J., 451, 24-43.

Rector, T.A., Stocke, J.T., and Ellingson, E. 1995, "Quasar Radio Morphology and Clustering Environment at z~1/2", A.J., 110, 1492-1497.

Stocke, J.T., Wurtz, R.E., and Perlman, E.S. 1995, "MS 0205.7+3509: A Microlensed BL Lac Candidate", Ap. J., 454, 55-59.

Created Mon May 12 15:59:18 1997.