DP
Daniel Proga
astro-ph.HEastro-ph.GAastro-phastro-ph.COastro-ph.SRastro-ph.IMastro-ph.EPphysics.plasm-ph
On Valency
published · living versionsW_687hmvzb·v1 · currentpublished
NGC 3227 Blinks: An Extreme Changing-Look Event in a Seyfert Galaxy
with Kaiwen Zhang, Michael S. Brotherton, Pu Du, Dong-Wei Bao +8
1 version
Preprints & journals
85 papers in the corpus · 1997–2026NGC 3227 Blinks: An Extreme Changing-Look Event in a Seyfert Galaxy2610.29137v1 · Kaiwen Zhang, Michael S. Brotherton, Pu Du et al.2026 · 0 citationsarXivon Valency
Wind Acceleration as a Driver of Detached Blueshifted Absorption in Quasar Disk Winds2606.26305v2 · Randall C. Dannen, Daniel Proga, Paola Rodr'iguez Hidalgo et al.2026 · 0 citationsarXiv
Flux-Averaged Force Multipliers2603.19441v1 · Sergei Dyda, Randall C. Dannen, Shane W. Davis et al.2026 · 0 citationsMon Not R Astron Soc (2026)
AGN STORM 2. XI. Spectroscopic reverberation mapping of the hot dust in Mrk 8172510.21395v1 · Hermine Landt, Benjamin D. Boizelle, Michael S. Brotherton et al.2025 · 1 citationarXiv
Time-Dependent AGN Disc Winds II -- Effects of Photoionization2504.00117v1 · Sergei Dyda, Randall C. Dannen, Timothy R. Kallman et al.2025 · 6 citationsarXiv
Oscillatory Line-Driven Winds: The Role of Atmospheric Stratification2501.14901v2 · Joshua Key, Daniel Proga, Randall Dannen et al.2025 · 2 citationsarXiv
AGN STORM 2: VIII. Investigating the Narrow Absorption Lines in Mrk 817 Using HST-COS Observations2407.04164v2 · Maryam Dehghanian, Nahum Arav, Gerard A. Kriss et al.2024 · 5 citationsarXiv
AGN STORM 2: IX. Studying the Dynamics of the Ionized Obscurer in Mrk 817 with High-resolution X-ray Spectroscopy2406.17061v1 · Fatima Zaidouni, Erin Kara, Peter Kosec et al.2024 · 11 citationsarXiv
Position dependent radiation fields near accretion disks2404.16175v1 · Kara Smith, Daniel Proga, Randall Dannen et al.2024 · 5 citationsarXiv
Time-Dependent AGN Disc Winds I -- X-ray Irradiation2310.18557v1 · Sergei Dyda, Shane W. Davis, Daniel Proga2023 · 14 citationsarXiv
AGN STORM 2. VI. Mapping Temperature Fluctuations in the Accretion Disk of Mrk 8172310.01497v1 · Jack M. M. Neustadt, Christopher S. Kochanek, John Montano et al.2023 · 17 citationsarXiv
AGN STORM 2: V. Anomalous Behavior of the CIV Light Curve in Mrk 8172308.00742v3 · Y. Homayouni, Gerard A. Kriss, Gisella De Rosa et al.2023 · 0 citationsarXiv
AGN STORM 2. IV. Swift X-ray and ultraviolet/optical monitoring of Mrk 8172306.17663v2 · Edward M. Cackett, Jonathan Gelbord, Aaron J. Barth et al.2023 · 33 citationsarXiv
On the transition from efficient to inefficient line-driving in irradiated flows2306.04063v1 · Randall Dannen, Daniel Proga, Tim Waters2023 · 5 citationsarXiv
The saturation mechanism of thermal instability2303.18198v2 · Tim Waters, Daniel Proga2023 · 11 citationsarXiv
The Black Hole Candidate Swift J1728.9$--$0.92303.04159v1 · Mayura Balakrishnan, Paul A. Draghis, Jon M. Miller et al.2023 · 5 citationsarXiv
AGN STORM 2. III. A NICER view of the variable X-ray obscurer in Mrk 8172302.12896v1 · Ethan R. Partington, Edward M. Cackett, Erin Kara et al.2023 · 20 citationsApJ 947 2 (2023)
AGN STORM 2: II. Ultraviolet Observations of Mrk817 with the Cosmic Origins Spectrograph on the Hubble Space Telescope2302.11587v1 · Y. Homayouni, Gisella De Rosa, Rachel Plesha et al.2023 · 17 citationsarXiv
Thermal instability in radiation hydrodynamics: instability mechanisms, position-dependent S-curves, and attenuation curves2207.04032v2 · Daniel Proga, Tim Waters, Sergei Dyda et al.2022 · 12 citationsarXiv
Dynamical thermal instability in highly supersonic outflows2111.07440v2 · Tim Waters, Daniel Proga, Randall Dannen et al.2021 · 24 citationsarXiv
AGN STORM 2: I. First results: A Change in the Weather of Mrk 8172105.05840v1 · Erin Kara, Missagh Mehdipour, Gerard A. Kriss et al.2021 · 120 citationsarXiv
Ionized outflows from active galactic nuclei as the essential elements of feedback2012.06945v1 · Sibasish Laha (NASA/GSFC), Christopher S. Reynolds, James Reeves et al.2020 · 192 citationsarXiv
Clumpy AGN outflows due to thermal instability2001.00133v2 · Randall Dannen, Daniel Proga, Tim Waters et al.2020 · 53 citationsarXiv
Effects of Opacity Temperature Dependence on Radiatively Accelerated Clouds1912.06257v1 · Sergei Dyda, Daniel Proga, Christopher S Reynolds2019 · 5 citationsarXiv
Outflows from inflows: the nature of Bondi-like accretion1910.01106v2 · Tim Waters, Aycin Aykutalp, Daniel Proga et al.2019 · 13 citationsarXiv
A global view of the inner accretion and ejection flow around super massive black holes: radiation driven accretion disk winds in a physical context1904.07341v2 · Margherita Giustini, Daniel Proga2019 · 166 citationsA&A 630, A94 (2019)
The physics and astrophysics of X-ray outflows from Active Galactic Nuclei1903.06748v1 · Sibasish Laha, Randall Smith, Panayiotis Tzanavaris et al.2019 · 4 citationsarXiv
Non-isobaric Thermal Instability1810.11500v3 · Tim Waters, Daniel Proga2018 · 48 citationsarXiv
Effects of Radiation Field Geometry on Line Driven Disc Winds1808.02556v1 · Sergei Dyda, Daniel Proga2018 · 6 citationsarXiv
Magnetothermal disk winds in X-ray binaries: poloidal magnetic fields suppress thermal winds1806.07322v3 · Tim Waters, Daniel Proga2018 · 28 citationsarXiv
Time Dependent Radiation Driven Winds1805.08843v1 · Sergei Dyda, Daniel Proga2018 · 13 citationsarXiv
Non-Axisymmetric Line Driven Disc Winds II - Full Velocity Gradient1802.03670v1 · Sergei Dyda, Daniel Proga2018 · 20 citationsarXiv
Non-Axisymmetric Line Driven Disc Winds I - Disc Perturbations1710.07882v2 · Sergei Dyda, Daniel Proga2017 · 18 citationsarXiv
Thermal Disk Winds in X-ray Binaries: Realistic Heating and Cooling Rates Give Rise to Slow, but Massive Outflows1612.08996v1 · Nick Higginbottom, Daniel Proga, Christian Knigge et al.2016 · 48 citationsarXiv
Synthetic absorption lines for a clumpy medium: a spectral signature for cloud acceleration in AGN?1611.00407v2 · Tim Waters, Daniel Proga, Randall Dannen et al.2016 · 21 citationsarXiv
Irradiation of Astrophysical Objects - SED and Flux Effects on Thermally Driven Winds1610.04292v2 · Sergei Dyda, Randall Dannen, Tim Waters et al.2016 · 43 citationsarXiv
On the efficient acceleration of clouds in active galactic nuclei1603.01915v1 · Tim Waters, Daniel Proga2016 · 24 citationsarXiv
Parsec-scale accretion and winds irradiated by a quasar1512.03854v2 · Anton Dorodnitsyn, Tim Kallman, Daniel Proga2015 · 38 citationsarXiv
Cloud Formation and Acceleration in a Radiative Environment1502.03106v1 · Daniel Proga, Tim Waters (UNLV)2015 · 37 citationsarXiv
Line-driven Disk Winds in Active Galactic Nuclei: The Critical Importance of Ionization and Radiative Transfer1402.1849v3 · Nick Higginbottom, Daniel Proga, Christian Knigge et al.2014 · 135 citationsarXiv
The effects of irradiation on the cloud evolution in active galactic nuclei1311.1540v1 · Daniel Proga, Yan-Fei Jiang, James Stone et al.2013 · 34 citationsarXiv
The Hot and Energetic Universe: A White Paper presenting the science theme motivating the Athena+ mission1306.2307v1 · Kirpal Nandra (DE), Didier Barret (FR), Xavier Barcons (ES) et al.2013 · 437 citationsarXiv
On the Virialization of Disk Winds: Implications for the Black Hole Mass Estimates in AGN1306.1090v2 · Amit Kashi (UNLV), Daniel Proga (UNLV), Kentaro Nagamine et al.2013 · 25 citationsarXiv
On the diversity and complexity of absorption line profiles produced by outflows in Active Galactic Nuclei1208.6044v1 · Margherita Giustini, Daniel Proga2012 · 37 citationsarXiv
Regulation of Black Hole Winds and Jets Across the Mass Scale1205.4222v2 · Ashley L. King, Jon M. Miller, John Raymond et al.2012 · 82 citationsarXiv
On time variability and other complications in studying the UV broad absorption lines of quasars: results from numerical simulations of radiation driven disk winds1201.3606v1 · Daniel Proga, Paola Rodr'iguez Hidalgo, Fred Hamann2012 · 2 citationsarXiv
Multiphase, non-spherical gas accretion onto a black hole1112.5483v2 · Paramita Barai, Daniel Proga, Kentaro Nagamine2011 · 57 citations2012, MNRAS, 424, 728
Variable X-ray absorption in the mini-broad absorption line quasar PG 1126-0411112.3750v1 · Margherita Giustini, Massimo Cappi, George Chartas et al.2011 · 0 citationsarXiv
Gas Accretion onto a Supermassive Black Hole: a step to model AGN feedback1112.3525v2 · Kentaro Nagamine, Paramita Barai, Daniel Proga2011 · 1 citationarXiv
SPH Simulations of Black Hole Accretion: A Step to Model Black Hole Feedback in Galaxies1102.3925v3 · Paramita Barai, Daniel Proga, Kentaro Nagamine (UNLV)2011 · 34 citations2011, MNRAS, 418, 591
Career total: at least 282 works. 85 are in this corpus.Showing the 50 most recent.
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