Articles by D. R. Ballantyne

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D. R. Ballantyne

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Examining the Relationship Between the Persistent Emission and the Accretion Rate During a Type I X-ray Burst

27 October 2024 by Julia Speicher and others

High Energy Astrophysical Phenomena

X-ray view of dissipative warm corona in active galactic nuclei

17 September 2024 by Biswaraj Palit and others

High Energy Astrophysical Phenomena

The origin of the soft excess in the luminous quasar HE 1029-1401

22 May 2024 by Beatrice Vaia and others

High Energy Astrophysical Phenomena

Unveiling Energy Pathways in AGN Accretion Flows with the Warm Corona Model for the Soft Excess

3 April 2024 by D. Ballantyne and others

High Energy Astrophysical Phenomena

The High Energy X-ray Probe (HEX-P): The Future of Hard X-ray Dual AGN Science

9 November 2023 by Ryan Pfeifle and others at

Caltech

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

The High Energy X-ray Probe (HEX-P): Constraining Supermassive Black Hole Growth with Population Spin Measurements

8 November 2023 by J. Piotrowska and others

High Energy Astrophysical Phenomena

Impact of neutron star spin on Poynting-Robertson drag during a Type I X-ray burst

31 August 2023 by Julia Speicher and others

High Energy Astrophysical Phenomena

Radiation Driven Warping of Accretion Discs Due to X-ray Bursts

7 November 2022 by D. Ballantyne

High Energy Astrophysical Phenomena

reXcor: A Model of the X-ray Spectrum of Active Galactic Nuclei that Combines Ionized Reflection and a Warm Corona

14 June 2022 by Xin Xiang and others

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

Evolution of accretion disc reflection spectra due to a Type I X-ray burst

22 October 2021 by Julia Speicher and others

High Energy Astrophysical Phenomena

A Spitzer survey of Deep Drilling Fields to be targeted by the Vera C. Rubin Observatory Legacy Survey of Space and Time

30 November 2020 by M. Lacy and others at

UC Riverside

Astrophysics of Galaxies

NuSTAR Survey of Obscured Swift/BAT-selected Active Galactic Nuclei: II. Median High-energy Cutoff in Seyfert II Hard X-ray Spectra

12 November 2020 by Mislav Balokovic and others

High Energy Astrophysical Phenomena

Cooling of Accretion Disc Coronae by Type I X-ray Bursts

12 October 2020 by Julia Speicher and others

High Energy Astrophysical Phenomena, Solar and Stellar Astrophysics

Sustaining a Warm Corona in Active Galactic Nuclei Accretion Discs

24 June 2020 by D. Ballantyne and Xiaofeng Xiang

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

NuSTAR Observations of Four Nearby X-ray Faint AGN: Low Luminosity or Heavy Obscuration?

24 June 2020 by Adlyka Annuar and others

High Energy Astrophysical Phenomena

Examining the Physical Conditions of a Warm Corona in Active Galactic Nuclei Accretion Discs

22 November 2019 by D. Ballantyne

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

Resolving the cosmic X-ray background with a next-generation high-energy X-ray observatory

27 May 2019 by R. Hickox and others at

Dartmouth College

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

The evolving X-ray spectrum of active galactic nuclei: evidence for an increasing reflection fraction with redshift

12 April 2019 by M. Avirett-Mackenzie and D. Ballantyne

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

The stellar remnants of high redshift nuclear starburst discs: a potential origin for nuclear star clusters?

27 February 2019 by R. Gohil and others

Astrophysics of Galaxies

NuSTAR observations of Mrk 766: distinguishing reflection from absorption

31 July 2018 by D. J. K. Buisson and others

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

Radio/X-ray monitoring of the broad-line radio galaxy 3C 382. High-energy view with XMM-Newton and NuSTAR

16 May 2018 by Francesco Ursini and others

High Energy Astrophysical Phenomena

The Radio Synchrotron Background: Conference Summary and Report

5 February 2018 by Jack Singal and others

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

The NuSTAR Extragalactic Surveys: X-ray spectroscopic analysis of the bright hard-band selected sample

12 January 2018 by Luca Zappacosta and others

High Energy Astrophysical Phenomena

The NuSTAR Extragalactic Surveys: source catalog and the Compton-thick fraction in the UDS field

5 January 2018 by Alberto Masini and others

Astrophysics of Galaxies, High Energy Astrophysical Phenomena

Accretion disks and coronae in the X-ray flashlight

16 November 2017 by Nathalie Degenaar and others

High Energy Astrophysical Phenomena

The NuSTAR Extragalactic Survey: Average broad-band X-ray spectral properties of the NuSTAR detected AGN

3 October 2017 by A. Del Moro and others

High Energy Astrophysical Phenomena

Ionised Accretion Discs in Active Galactic Nuclei: The Effects of a Lamppost with a Variable Height

1 September 2017 by D. Ballantyne

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

The NuSTAR Serendipitous Survey: Hunting for The Most Extreme Obscured AGN at >10 keV

16 August 2017 by George Benjamin Lansbury and others

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

A deep X-ray view of the bare AGN Ark120. IV. XMM-Newton and NuSTAR spectra dominated by two temperature (warm, hot) Comptonization processes

27 July 2017 by Delphine Porquet and others

High Energy Astrophysical Phenomena

X-ray bolometric corrections for Compton-thick active galactic nuclei

30 May 2017 by Murray Brightman and others

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

Topics

High Energy Astrophysical Phenomena Astrophysics of Galaxies Cosmology and Nongalactic Astrophysics Instrumentation and Methods for Astrophysics Solar and Stellar Astrophysics Earth and Planetary Astrophysics