Search Results - "Murphy, Jeremy D."

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  1. 1

    THE MASSIVE SURVEY. I. A VOLUME-LIMITED INTEGRAL-FIELD SPECTROSCOPIC STUDY OF THE MOST MASSIVE EARLY-TYPE GALAXIES WITHIN 108 Mpc by Ma, Chung-Pei, Greene, Jenny E, McConnell, Nicholas, Janish, Ryan, Blakeslee, John P, Thomas, Jens, Murphy, Jeremy D

    Published in The Astrophysical journal (10-11-2014)
    “…Massive early-type galaxies represent the modern day remnants of the earliest major star formation episodes in the history of the universe. These galaxies are…”
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    Journal Article
  2. 2

    THE MASSIVE SURVEY. II. STELLAR POPULATION TRENDS OUT TO LARGE RADIUS IN MASSIVE EARLY-TYPE GALAXIES by Greene, Jenny E., Janish, Ryan, Ma, Chung-Pei, McConnell, Nicholas J., Blakeslee, John P., Thomas, Jens, Murphy, Jeremy D.

    Published in The Astrophysical journal (01-07-2015)
    “…ABSTRACT We examine stellar population gradients in ∼100 massive early-type galaxies spanning km s−1 and MK of −22.5 to −26.5 mag, observed as part of the…”
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    Journal Article
  3. 3

    DYNAMICAL MEASUREMENTS OF BLACK HOLE MASSES IN FOUR BRIGHTEST CLUSTER GALAXIES AT 100 Mpc by MCCONNELL, Nicholas J, MA, Chung-Pei, MURPHY, Jeremy D, GEBHARDT, Karl, LAUER, Tod R, GRAHAM, James R, WRIGHT, Shelley A, RICHSTONE, Douglas O

    Published in The Astrophysical journal (10-09-2012)
    “…(ProQuest: ... denotes formulae and/or non-USASCII text omitted)We present stellar kinematics and orbit superposition models for the central regions of four…”
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  4. 4

    THE STELLAR HALOS OF MASSIVE ELLIPTICAL GALAXIES. II. DETAILED ABUNDANCE RATIOS AT LARGE RADIUS by Greene, Jenny E, Murphy, Jeremy D, Graves, Genevieve J, Gunn, James E, Raskutti, Sudhir, Comerford, Julia M, Gebhardt, Karl

    Published in The Astrophysical journal (20-10-2013)
    “…We study the radial dependence in stellar populations of 33 nearby early-type galaxies with central stellar velocity dispersions [sigma][low *] [> ~] 150 km s…”
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    Journal Article
  5. 5

    THE STELLAR HALOS OF MASSIVE ELLIPTICAL GALAXIES by GREENE, Jenny E, MURPHY, Jeremy D, COMERFORD, Julia M, GEBHARDT, Karl, ADAMS, Joshua J

    Published in The Astrophysical journal (01-05-2012)
    “…We use the Mitchell Spectrograph (formerly VIRUS-P) on the McDonald Observatory 2.7 m Harlan J. Smith Telescope to search for the chemical signatures of…”
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  6. 6

    THE CENTRAL DARK MATTER DISTRIBUTION OF NGC 2976 by ADAMS, Joshua J, GEBHARDT, Karl, BLANC, Guillermo A, FABRICIUS, Maximilian H, HILL, Gary J, MURPHY, Jeremy D, VAN DEN BOSCH, Remco C. E, DE VEN, Glenn Van

    Published in The Astrophysical journal (20-01-2012)
    “…We study the mass distribution in the late-type dwarf galaxy NGC 2976 through stellar kinematics obtained with the Visible Integral Field Replicable Unit…”
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  7. 7

    THE RISING STELLAR VELOCITY DISPERSION OF M87 FROM INTEGRATED STARLIGHT by Murphy, Jeremy D, Gebhardt, Karl, CRADIT, MASON

    Published in The Astrophysical journal (20-04-2014)
    “…We have measured the line-of-sight velocity distribution from integrated stellar light at two points in the outer halo of M87 (NGC 4486), the second-rank…”
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    Journal Article
  8. 8

    Galaxy Kinematics with VIRUS-P: The Dark Matter Halo of M87 by Murphy, Jeremy D, Gebhardt, Karl, Adams, Joshua J

    Published in The Astrophysical journal (10-03-2011)
    “…We present two-dimensional stellar kinematics of M87 out to R = 238'' taken with the integral field spectrograph VIRUS-P. We run a large set of axisymmetric,…”
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    Journal Article
  9. 9

    THE STELLAR HALOS OF MASSIVE ELLIPTICAL GALAXIES. III. KINEMATICS AT LARGE RADIUS by Raskutti, Sudhir, Greene, Jenny E, Murphy, Jeremy D

    Published in The Astrophysical journal (01-05-2014)
    “…We present a two-dimensional kinematic analysis out to ~2-5 effective radii (R sub(e)) of 33 massive elliptical galaxies with stellar velocity dispersions…”
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  10. 10

    Two ten-billion-solar-mass black holes at the centres of giant elliptical galaxies by McConnell, Nicholas J., Ma, Chung-Pei, Gebhardt, Karl, Wright, Shelley A., Murphy, Jeremy D., Lauer, Tod R., Graham, James R., Richstone, Douglas O.

    Published in Nature (London) (01-12-2011)
    “…Two nearby black holes are the most massive yet found, with masses—of around ten billion solar masses—considerably greater than predicted by conventional…”
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  11. 11

    DWARF GALAXY DARK MATTER DENSITY PROFILES INFERRED FROM STELLAR AND GAS KINEMATICS by Adams, Joshua J, Simon, Joshua D, Fabricius, Maximilian H, VAN DEN BOSCH, REMCO C E, BARENTINE, JOHN C, Bender, Ralf, Gebhardt, Karl, Hill, Gary J, Murphy, Jeremy D, Swaters, R A, Thomas, Jens, van de Ven, Glenn

    Published in The Astrophysical journal (01-07-2014)
    “…We present new constraints on the density profiles of dark matter (DM) halos in seven nearby dwarf galaxies from measurements of their integrated stellar light…”
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    The Rising Stellar Velocity Dispersion of M87 from Integrated Starlight by Murphy, Jeremy D, Gebhardt, Karl, Cradit, Mason

    Published 06-03-2014
    “…We have measured the line-of-sight velocity distribution from integrated stellar light at two points in the outer halo of M87 (NGC 4486), the second-rank…”
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    Journal Article
  16. 16

    The MASSIVE Survey II: Stellar Population Trends Out to Large Radius in Massive Early Type Galaxies by Greene, Jenny E, Janish, Ryan, Ma, Chung-Pei, McConnell, Nicholas J, Blakeslee, John P, Thomas, Jens, Murphy, Jeremy D

    Published 09-04-2015
    “…We examine stellar population gradients in ~100 massive early type galaxies spanning 180 < sigma* < 370 km/s and M_K of -22.5 to -26.5 mag, observed as part of…”
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    Journal Article
  17. 17

    Galaxy Kinematics with VIRUS-P: The Dark Matter Halo of M87 by Murphy, Jeremy D, Gebhardt, Karl, Adams, Joshua J

    Published 10-01-2011
    “…We present 2-D stellar kinematics of M87 out to R = 238" taken with the integral field spectrograph VIRUS-P. We run a large set of axisymmetric, orbit-based…”
    Get full text
    Journal Article
  18. 18

    The MASSIVE Survey - I. A Volume-Limited Integral-Field Spectroscopic Study of the Most Massive Early-Type Galaxies within 108 Mpc by Ma, Chung-Pei, Greene, Jenny E, McConnell, Nicholas, Janish, Ryan, Blakeslee, John P, Thomas, Jens, Murphy, Jeremy D

    Published 13-10-2014
    “…ApJ (2014) 795, 158 Massive early-type galaxies represent the modern-day remnants of the earliest major star formation episodes in the history of the universe…”
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    Journal Article
  19. 19

    The Stellar Halos of Massive Elliptical Galaxies II: Detailed Abundance Ratios at Large Radius by Greene, Jenny E, Murphy, Jeremy D, Graves, Genevieve J, Gunn, James E, Raskutti, Sudhir, Comerford, Julia M, Gebhardt, Karl

    Published 12-08-2013
    “…We study the radial dependence in stellar populations of 33 nearby early-type galaxies with central stellar velocity dispersions sigma* > 150 km/s. We measure…”
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    Journal Article
  20. 20

    The Stellar Halos of Massive Elliptical Galaxies by Greene, Jenny E, Murphy, Jeremy D, Comerford, Julia M, Gebhardt, Karl, Adams, Joshua J

    Published 20-02-2012
    “…We use the Mitchell Spectrograph (formerly VIRUS-P) on the McDonald Observatory 2.7m Harlan J. Smith Telescope to search for the chemical signatures of massive…”
    Get full text
    Journal Article