education and training
- B.S., University of Pittsburgh
- Ph.D., Pennsylvania State University
Kraft, Ralph Fellowship Advisor Staff of Smithsonian Astrophysical Observatory
Instrumentation for X-ray astronomy, astrophysical jets, hydrodynamics, galaxy mergers, formation of structure.
Background And Education
Research And Grants
Publications
selected publications
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article
- A 1D fluid model of the Centaurus A jet. Monthly Notices of the Royal Astronomical Society. 485:872-888. 2019
- Detection of the Missing Baryons toward the Sightline of H1821 643. Astrophysical Journal. 872:83. 2019
- Evidence for a Merger-induced Shock Wave in ZwCl 0008.8 5215 with Chandra and Suzaku. Astrophysical Journal. 873:64. 2019
- Laboratory Measurements of X-Ray Emission from Highly Charged Argon Ions. Astrophysical Journal. 870:21. 2019
- Variability and Proper Motion of X-Ray Knots in the Jet of Centaurus A. Astrophysical Journal. 871:248. 2019
- WATCAT: a tale of wide-angle tailed radio galaxies. Astronomy and Astrophysics. 626:A8. 2019
- X-Ray Properties of SPT-selected Galaxy Clusters at 0.2 < z < 1.5 Observed with XMM-Newton. Astrophysical Journal. 871:50. 2019
- Baryon content in a sample of 91 galaxy clusters selected by the South Pole Telescope at 0.2 <z < 1.25. Monthly Notices of the Royal Astronomical Society. 478:3072-3099. 2018
- Deep VLA Observations of the Cluster 1RXS J0603.3 4214 in the Frequency Range of 1--2 GHz. Astrophysical Journal. 852:65. 2018
- Deep Very Large Array Observations of the Merging Cluster CIZA J2242.8 5301: Continuum and Spectral Imaging. Astrophysical Journal. 865:24. 2018
- Detection of a Star-forming Galaxy in the Center of a Low-mass Galaxy Cluster. Astrophysical Journal. 869:105. 2018
- Stormy Weather in 3C 196.1: Nuclear Outbursts and Merger Events Shape the Environment of the Hybrid Radio Galaxy 3C 196.1. Astrophysical Journal. 867:35. 2018
- The 3CR Chandra Snapshot Survey: Extragalactic Radio Sources with 0.5 < z < 1.0. The Astrophysical Journal Supplement Series. 234:7. 2018
- The 3CR Chandra Snapshot Survey: Extragalactic Radio Sources with Redshifts between 1 and 1.5. The Astrophysical Journal Supplement Series. 235:32. 2018
- The Cocoon Shocks of Cygnus A: Pressures and Their Implications for the Jets and Lobes. Astrophysical Journal. 855:71. 2018
- The Recent Growth History of the Fornax Cluster Derived from Simultaneous Sloshing and Gas Stripping: Simulating the Infall of NGC 1404. Astrophysical Journal. 865:118. 2018
- Wide-field Optical Spectroscopy of Abell 133: A Search for Filaments Reported in X-Ray Observations. Astrophysical Journal. 867:25. 2018
- A Spectacular Bow Shock in the 11 keV Galaxy Cluster Around 3C 438. Astrophysical Journal. 834:159. 2017
- A deeper look at the X-ray point source population of NGC 4472. Monthly Notices of the Royal Astronomical Society. 470:4133-4144. 2017
- Buoyant AGN Bubbles in the Quasi-isothermal Potential of NGC 1399. Astrophysical Journal. 847:94. 2017
- Capturing the 3D Motion of an Infalling Galaxy via Fluid Dynamics. Astrophysical Journal. 835:19. 2017
- Chandra and JVLA Observations of HST Frontier Fields Cluster MACS J0717.5+3745. Astrophysical Journal. 835:197. 2017
- Deep Chandra Observations of NGC 1404: Cluster Plasma Physics Revealed by an Infalling Early-type Galaxy. Astrophysical Journal. 834:74. 2017
- Erratum: The case for electron re-acceleration at galaxy cluster shocks. Nature Astronomy. 1:0044. 2017
- Gas Sloshing Regulates and Records the Evolution of the Fornax Cluster. Astrophysical Journal. 851:69. 2017
- Partitioning the Outburst Energy of a Low Eddington Accretion Rate AGN at the Center of an Elliptical Galaxy: The Recent 12 Myr History of the Supermassive Black Hole in M87. Astrophysical Journal. 844:122. 2017
- Probing the Hot X-Ray Gas in the Narrow-line Region of Mrk 3. Astrophysical Journal. 848:61. 2017
- Stripped Elliptical Galaxies as Probes of ICM Physics. III. Deep Chandra Observations of NGC 4552: Measuring the Viscosity of the Intracluster Medium. Astrophysical Journal. 848:27. 2017
- The Fraction of Cool-core Clusters in X-Ray versus SZ Samples Using Chandra Observations. Astrophysical Journal. 843:76. 2017
- The Infall of the Virgo Elliptical Galaxy M60 toward M87 and the Gaseous Structures Produced by Kelvin-Helmholtz Instabilities. Astrophysical Journal. 847:79. 2017
- The case for electron re-acceleration at galaxy cluster shocks. Nature Astronomy. 1:0005. 2017
- The independent pulsations of Jupiter's northern and southern X-ray auroras. Nature Astronomy. 1:758-764. 2017
- Uplift, Feedback, and Buoyancy: Radio Lobe Dynamics in NGC 4472. Astrophysical Journal. 848:26. 2017
- VLA Radio Observations of the HST Frontier Fields Cluster Abell 2744: The Discovery of New Radio Relics. Astrophysical Journal. 845:81. 2017
- X-Ray Morphological Analysis of the Planck ESZ Clusters. Astrophysical Journal. 846:51. 2017
- Buoyancy-driven inflow to a relic cold core: the gas belt in radio galaxy 3C 386. Monthly Notices of the Royal Astronomical Society. 459:4508-4517. 2016
- Frontier Fields Clusters: Deep Chandra Observations of the Complex Merger MACS~J1149.6+2223. Astrophysical Journal. 819:113. 2016
- LOFAR Facet Calibration. The Astrophysical Journal Supplement Series. 223:2. 2016
- LOFAR, VLA, and Chandra Observations of the Toothbrush Galaxy Cluster. Astrophysical Journal. 818:204. 2016
- The Discovery of Lensed Radio and X-Ray Sources behind the Frontier Fields Cluster MACS J0717.5+3745 with the JVLA and Chandra. Astrophysical Journal. 817:98. 2016
- A Very Deep Chandra Observation of the Galaxy Group NGC 5813: AGN Shocks, Feedback, and Outburst History. Astrophysical Journal. 805:112. 2015
- Chandra and XMM-Newton Observations of the Merging Cluster of Galaxies PLCK G036.7 14.9. Astrophysical Journal. 804:129. 2015
- Chandra and Xmm-Newton Observations of the Bimodal Planck SZ-Detected Cluster Plckg345.40- 39.34 (A3716) with High and Low Entropy Subcluster Cores. Astrophysical Journal. 803:108. 2015
- Deep Chandra observations of the NGC 4472 globular cluster black hole XMMU 122939.7 075333: short-term variability from the first globular cluster black hole binary. Monthly Notices of the Royal Astronomical Society. 447:1460-1470. 2015
- Detection of a Compact Nuclear Radio Source in the Local Group Elliptical Galaxy M32. Astrophysical Journal Letters. 807:L19. 2015
- Frontier Fields Clusters: Chandra and JVLA View of the Pre-merging Cluster MACS J0416.1-2403. Astrophysical Journal. 812:153. 2015
- Hot Gaseous Coronae around Spiral Galaxies: Probing the Illustris Simulation. Astrophysical Journal. 804:72. 2015
- Stripped Elliptical Galaxies as Probes of ICM Physics: I. Tails, Wakes, and Flow Patterns in and Around Stripped Ellipticals. Astrophysical Journal. 806:103. 2015
- Stripped Elliptical Galaxies as Probes of ICM Physics: II. Stirred, but Mixed? Viscous and Inviscid Gas Stripping of the Virgo Elliptical M89. Astrophysical Journal. 806:104. 2015
- The link between accretion mode and environment in radio-loud active galaxies. Monthly Notices of the Royal Astronomical Society. 453:2682-2706. 2015
- X-Ray Emissivity of Old Stellar Populations: A Local Group Census. Astrophysical Journal. 812:130. 2015
- Tracing the Evolution of Active Galactic Nuclei Host Galaxies over the Last 9 Gyr of Cosmic Time. Astrophysical Journal. 783:40. 2014
- Young AGN Outburst Running over Older X-Ray Cavities. Astrophysical Journal. 782:L19. 2014
- Complex Diffuse Radio Emission in the Merging Planck ESZ Cluster A3411. Astrophysical Journal. 769:101. 2013
- Dark Matter Subhalos and the X-Ray Morphology of the Coma Cluster. Astrophysical Journal. 766:107. 2013
- Deep Chandra Observations of A2199: The Interplay between Merger-induced Gas Motions and Nuclear Outbursts in a Cool Core Cluster. Astrophysical Journal. 775:117. 2013
- Detection of a Luminous Hot X-Ray Corona around the Massive Spiral Galaxy NGC 266. Astrophysical Journal. 772:98. 2013
- Gas Sloshing and Radio Galaxy Dynamics in the Core of the 3C 449 Group. Astrophysical Journal. 764:83. 2013
- Hot X-Ray Coronae around Massive Spiral Galaxies: A Unique Probe of Structure Formation Models. Astrophysical Journal. 772:97. 2013
- Kelvin-Helmholtz Instabilities at the Sloshing Cold Fronts in the Virgo Cluster as a Measure for the Effective Intracluster Medium Viscosity. Astrophysical Journal. 764:60. 2013
- Radio-loud Active Galactic Nucleus: Is There a Link between Luminosity and Cluster Environment?. Astrophysical Journal. 770:136. 2013
- Spectral Properties of X-Ray Binaries in Centaurus A. Astrophysical Journal. 766:88. 2013
- The Fading of Two Transient Ultraluminous X-Ray Sources to below the Stellar Mass Eddington Limit. Astrophysical Journal. 775:21. 2013
- Viscous Kelvin-Helmholtz instabilities in highly ionized plasmas. Monthly Notices of the Royal Astronomical Society. 436:1721-1740. 2013
- A Transient Sub-Eddington Black Hole X-Ray Binary Candidate in the Dust Lanes of Centaurus A. Astrophysical Journal. 749:112. 2012
- An Active Galactic Nucleus Driven Shock in the Intracluster Medium around the Radio Galaxy 3C 310. Astrophysical Journal. 749:19. 2012
- CMOS Imaging X-Ray Spectroscopy for Planetary Science. LPI Contributions. 1683:1101. 2012
- Chandra Observations of NGC 4342, an Optically Faint, X-Ray Gas-rich Early-type Galaxy. Astrophysical Journal. 755:25. 2012
- Exploring the Unusually High Black-hole-to-bulge Mass Ratios in NGC 4342 and NGC 4291: The Asynchronous Growth of Bulges and Black Holes. Astrophysical Journal. 753:140. 2012
- Gas sloshing, cold fronts, Kelvin-Helmholtz instabilities and the merger history of the cluster of galaxies Abell 496. Monthly Notices of the Royal Astronomical Society. 420:3632-3648. 2012
- Irregular Sloshing Cold Fronts in the nearby Merging Groups NGC 7618 and UGC 12491: Evidence for Kelvin-Helmholtz Instabilities. Astrophysical Journal. 754:147. 2012
- The Chandra X-Ray Point-source Catalog in the DEEP2 Galaxy Redshift Survey Fields. The Astrophysical Journal Supplement Series. 202:6. 2012
- The Diverse Hot Gas Content and Dynamics of Optically Similar Low-mass Elliptical Galaxies. Astrophysical Journal. 758:65. 2012
- Chandra and ROSAT Observations of A194: Detection of an X-Ray Cavity and Mapping the Dynamics of the Cluster. Astrophysical Journal. 743. 2011
- Deep Chandra Observations of Edges and Bubbles in the NGC 5846 Galaxy Group. Astrophysical Journal. 743. 2011
- Luminosity functions of LMXBs in different stellar environments. Astronomy and Astrophysics. 533:33. 2011
- Markarian 6: Shocking the Environment of an Intermediate Seyfert. Astrophysical Journal. 731:21. 2011
- Shocks and Cavities from Multiple Outbursts in the Galaxy Group NGC 5813: A Window to Active Galactic Nucleus Feedback. Astrophysical Journal. 726:86. 2011
- The Gas Dynamics of NGC 4472 Revealed by XMM-Newton. Astrophysical Journal. 727:41. 2011
- The Infrared Jet in 3C 31. Astrophysical Journal. 731:52. 2011
- The Murmur of the Hidden Monster: Chandra's Decadal View of the Supermassive Black Hole in M31. Astrophysical Journal Letters. 728:L10. 2011
- X-ray Emission from the Sombrero Galaxy: A Galactic-scale Outflow. Astrophysical Journal. 730:84. 2011
- Constraining the Outburst Properties of the SMBH in Fornax A Through X-ray, Infrared, and Radio Observations. Astrophysical Journal. 721:1702-1713. 2010
- Parsec-scale Imaging of the Radio-bubble Seyfert Galaxy NGC 6764. Astrophysical Journal. 723:580-586. 2010
- X-ray Emission from the Sombrero Galaxy: Discrete Sources. Astrophysical Journal. 721:1368-1382. 2010
- Chandra Observations of the Galaxy Group AWM 5: Cool Core Reheating and Thermal Conduction Suppression. Astrophysical Journal. 694:479-491. 2009
- The Jet Heated X-Ray Filament in the Centaurus A Northern Middle Radio Lobe. Astrophysical Journal. 698:2036-2047. 2009
- The Unusual X-Ray Morphology of NGC 4636 Revealed by Deep Chandra Observations: Cavities and Shocks Created by Past Active Galactic Nucleus Outbursts. Astrophysical Journal. 707:1034-1043. 2009
- Chandra Evidence for AGN Feedback in the Spiral Galaxy NGC 6764. Astrophysical Journal. 688:190-197. 2008
- Globular Clusters and X-Ray Point Sources in Centaurus A (NGC 5128). Astrophysical Journal. 682:199-211. 2008
- `Normal' Fanaroff-Riley type II radio galaxies as a probe of the nature of X-shaped radio sources. Monthly Notices of the Royal Astronomical Society. 390:1105-1116. 2008
- A Chandra Study of Particle Acceleration in the Multiple Hot Spots of Nearby Radio Galaxies. Astrophysical Journal. 669:893-904. 2007
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