Articles by Gerard A. Kriss

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Gerard A. Kriss

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AGN STORM 2: X. The origin of the interband continuum delays in Mrk 817

6 October 2024 by Hagai Netzer and others

Astrophysics of Galaxies

AGN STORM 2. VII. A Frequency-resolved Map of the Accretion Disk in Mrk 817: Simultaneous X-ray Reverberation and UVOIR Disk Reprocessing Time Lags

13 September 2024 by Collin Lewin and others

High Energy Astrophysical Phenomena

AGN STORM 2: VIII. Investigating the Narrow Absorption Lines in Mrk 817 Using HST-COS Observations

8 July 2024 by Maryam Dehghanian and others

Astrophysics of Galaxies

AGN STORM 2: IX. Studying the Dynamics of the Ionized Obscurer in Mrk 817 with High-resolution X-ray Spectroscopy

24 June 2024 by Fatima Zaidouni and others

High Energy Astrophysical Phenomena

BAL Outflow in Quasar B0254-3327B: Analysis and Comparison with Other Extreme UV Outflows

19 February 2024 by Doyee Byun and others

Astrophysics of Galaxies

AGN STORM 2: V. Anomalous Behavior of the CIV Light Curve in Mrk 817

5 January 2024 by Yasaman Homayouni and others

Astrophysics of Galaxies

First High-Resolution Spectroscopy of X-ray Absorption Lines in the Obscured State of NGC 5548

5 January 2024 by Missagh Mehdipour and others

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

AGN STORM 2. VI. Mapping Temperature Fluctuations in the Accretion Disk of Mrk 817

2 October 2023 by Jack M. M. Neustadt and others

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

AGN STORM 2. IV. Swift X-ray and ultraviolet/optical monitoring of Mrk 817

26 September 2023 by Edward Cackett and others

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

The James Webb Space Telescope Mission

10 April 2023 by Jonathan Gardner and others

Instrumentation and Methods for Astrophysics

Detection of Dust in High-Velocity Cloud Complex C -- Enriched Gas Accreting onto the Milky Way

5 April 2023 by Andrew Fox and others

Astrophysics of Galaxies

AGN STORM 2. III. A NICER view of the variable X-ray obscurer in Mrk 817

24 February 2023 by Ethan Partington and others

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

AGN STORM 2: II. Ultraviolet Observations of Mrk817 with the Cosmic Origins Spectrograph on the Hubble Space Telescope

22 February 2023 by Yasaman Homayouni and others

Astrophysics of Galaxies

UV/Optical disk reverberation lags despite a faint X-ray corona in the AGN Mrk 335

14 February 2023 by Erin Kara and others

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

10-Year Transformation of the Obscuring Wind in NGC 5548

19 July 2022 by Missagh Mehdipour and others

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

A radio, optical, UV and X-ray view of the enigmatic changing look Active Galactic Nucleus 1ES~1927+654 from its pre- to post-flare states

14 March 2022 by Sibasish Laha and others

High Energy Astrophysical Phenomena, Cosmology and Nongalactic Astrophysics

UV counterpart of an X-ray ultra-fast outflow in IRAS 17020+4544

17 February 2022 by Missagh Mehdipour and others

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

The Paschen Jump as a Diagnostic of the Diffuse Nebular Continuum Emission in Active Galactic Nuclei

9 January 2022 by Hengxiao Guo and others

Astrophysics of Galaxies

Changing-look event in NGC 3516: continuum or obscuration variability?

12 December 2021 by Missagh Mehdipour and others

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

Transient obscuration event captured in NGC~3227 II. Warm absorbers and obscuration events in archival XMM-Newton and NuSTAR observations

15 October 2021 by Yijun Wang and others at

ASTRON

Astrophysics of Galaxies, High Energy Astrophysical Phenomena

AGN STORM 2: I. First results: A Change in the Weather of Mrk 817

12 May 2021 by Erin Kara and others

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

The Contribution of Quasar Absorption Outflows to AGN Feedback

24 September 2020 by Timothy Miller and others

Astrophysics of Galaxies

HST/COS Observations of Quasar Outflows in the 500 -- 1050 Å Rest Frame: VI Wide, Energetic Outflows in SDSS J0755+2306

19 March 2020 by Xinfeng Xu and others

Astrophysics of Galaxies

HST/COS Observations of Quasar Outflows in the 500-1050 Å Rest Frame: V. Richness of Physical Diagnostics and Ionization Potential-dependent Velocity Shift in PKS J0352-0711

19 March 2020 by Timothy Miller and others

Astrophysics of Galaxies

HST/COS Observations of Quasar Outflows in the 500 -- 1050 Å Rest Frame: IV. The Largest Broad Absorption Line Acceleration

19 March 2020 by Xinfeng Xu and others

Astrophysics of Galaxies

HST/COS Observations of Quasar Outflows in the 500-1050 Å Rest Frame: III. Four Similar Outflows in 2MASS J1051+1247 with Enough Energy to be Major Contributors to AGN Feedback

19 March 2020 by Timothy Miller and others at

Virginia Tech

Astrophysics of Galaxies

HST/COS Observations of Quasar Outflows in the 500 -- 1050 Å Rest Frame: II The Most Energetic Quasar Outflow Measured to Date

19 March 2020 by Xinfeng Xu and others

Astrophysics of Galaxies

HST/COS Observations of Quasar Outflows in the 500-1050 Å Rest Frame: I. The Most Energetic Outflows in the Universe and Other Discoveries

19 March 2020 by Nahum Arav and others

Astrophysics of Galaxies

Distance, Energy, and Variability of Quasar Outflows: Two HST/COS epochs of LBQS 1206+1052

10 September 2018 by Timothy Miller and others

Astrophysics of Galaxies

The Ultra-Fast Outflow of the Quasar PG 1211+143 as Viewed by Time-Averaged Chandra Grating Spectroscopy

3 February 2018 by Ashkbiz Danehkar and others

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

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Astrophysics of Galaxies High Energy Astrophysical Phenomena Cosmology and Nongalactic Astrophysics Instrumentation and Methods for Astrophysics