Author
Number of items: 48.
2024
The high energy X-ray probe (HEX-P): science overview. (2024)
Dominic J. Walton
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Exploring the high-density reflection model for the soft excess in RBS 1124. (2024)
A. Madathil-Pottayil,
D. J. Walton,
Javier García,
Jon Miller,
Luigi C. Gallo,
C. Ricci,
Mark T. Reynolds,
D. Stern,
T. Dauser,
Jiachen Jiang,
William Alston,
A. C. Fabian,
M. J. Hardcastle,
Peter Kosec,
Emanuele Nardini
and
Christopher S. Reynolds
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Skipping a beat : Discovery of persistent quasi-periodic oscillations associated with pulsed fraction drop of the spin signal in M51 ULX-7. (2024)
Matteo Imbrogno,
Sara Elisa Motta,
Roberta Amato,
Gian Luca Israel,
Guillermo Andres Rodríguez Castillo,
Murray Brightman,
Piergiorgio Casella,
Matteo Bachetti,
Felix Fürst,
Luigi Stella,
Ciro Pinto,
Fabio Pintore,
Francesco Tombesi,
Andrés Gúrpide,
Matthew J. Middleton,
Chiara Salvaggio,
Andrea Tiengo,
Andrea Belfiore,
Andrea De Luca,
Paolo Esposito,
Anna Wolter,
Hannah P. Earnshaw,
Dominic J. Walton,
Luca Zampieri,
Martino Marelli
and
Ruben Salvaterra
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Constraining the Number Density of the Accretion Disk Wind in Hercules X-1 Using its Ionization Response to X-ray Pulsations. (2024)
P. Kosec,
D. Rogantini,
E. Kara,
C. R. Canizares,
A. C. Fabian,
C. Pinto,
I. Psaradaki,
R. Staubert
and
D. J. Walton
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Return to the Forgotten Ultraluminous X-Ray Source: A Broadband NICER+NuSTAR Study of NGC 4190 ULX-1. (2024)
Hannah P. Earnshaw,
Matteo Bachetti,
Murray Brightman,
Felix Fürst,
Fiona A. Harrison,
Matthew Middleton,
Renee Ludlam,
Sean N. Pike,
Daniel Stern
and
Dominic J. Walton
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The High-Energy X-ray Probe (HEX-P): the circum-nuclear environment of growing supermassive black holes. (2024)
P. G. Boorman,
N. Torres-Albà,
A. Annuar,
S. Marchesi,
R. W. Pfeifle,
D. Stern,
F. Civano,
M. Baloković,
J. Buchner,
C. Ricci,
D. M. Alexander,
W. N. Brandt,
M. Brightman,
C. T. Chen,
S. Creech,
P. Gandhi,
J. A. García,
F. Harrison,
R. Hickox,
E. Kammoun,
S. LaMassa,
G. Lanzuisi,
L. Marcotulli,
K. Madsen,
G. Matt,
G. Matzeu,
E. Nardini,
J. M. Piotrowska,
A. Pizzetti,
S. Puccetti,
D. Sicilian,
R. Silver,
D. J. Walton,
D. R. Wilkins
and
X. Zhao
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The First High-contrast Images of Near High-mass X-Ray Binaries with Keck/NIRC2. (2024)
M. Prasow-Émond,
J. Hlavacek-Larrondo,
K. Fogarty,
É. Artigau,
D. Mawet,
P. Gandhi,
J. F. Steiner,
J. Rameau,
D. Lafrenière,
A. Fabian,
D. J. Walton,
R. Doyon
and
B. B. Ren
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NuSTAR Observations of Candidate Subparsec Binary Supermassive Black Holes. (2024)
M. Lynne Saade,
Murray Brightman,
Daniel Stern,
Thomas Connor,
S. G. Djorgovski,
Daniel J. D’Orazio,
K. E. S. Ford,
Matthew J. Graham,
Zoltán Haiman,
Hyunsung D. Jun,
Elias Kammoun,
Ralph P. Kraft,
Barry McKernan,
Alexei Vikhlinin
and
Dominic J. Walton
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The Orbit of NGC 5907 ULX-1. (2024)
Andrea Belfiore,
Ruben Salvaterra,
Lara Sidoli,
Gian Luca Israel,
Luigi Stella,
Andrea De Luca,
Sandro Mereghetti,
Paolo Esposito,
Fabio Pintore,
Antonino D’Aì,
Guillermo Rodrìguez Castillo,
Dominic J. Walton,
Felix Fürst,
Danilo Magistrali,
Anna Wolter
and
Matteo Imbrogno
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The high energy X-ray probe (HEX-P): constraining supermassive black hole growth with population spin measurements. (2024)
J. M. Piotrowska,
J. A. García,
D. J. Walton,
R. S. Beckmann,
D. Stern,
D. R. Ballantyne,
D. R. Wilkins,
S. Bianchi,
P. G. Boorman,
J. Buchner,
C.-T. Chen,
P. Coppi,
T. Dauser,
A.C. Fabian,
E. Kammoun,
K. Madsen,
L. Mallick,
G. Matt,
G. Matzeu,
E. Nardini,
A. Pizzetti,
S. Puccetti,
C. Ricci,
F. Tombesi,
N. Torres-Albà
and
K.-W. Wong
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Gaia GraL: Gaia DR2 gravitational lens systems – VIII. A radio census of lensed systems. (2024)
Dougal Dobie,
Dominique Sluse,
Adam Deller,
Tara Murphy,
Alberto Krone-Martins,
Daniel Stern,
Ziteng Wang,
Yuanming Wang,
Céline Bœhm,
S G Djorgovski,
Laurent Galluccio,
Ludovic Delchambre,
Thomas Connor,
Jakob Sebastiaan den Brok,
Pedro H Do Vale Cunha,
Christine Ducourant,
Matthew J Graham,
Priyanka Jalan,
Sergei A Klioner,
Jonas Klüter,
François Mignard,
Vibhore Negi,
Quentin Petit,
Jr Scarano Sergio,
Eric Slezak,
Jean Surdej,
Ramachrisna Teixeira,
Dominic J Walton
and
Joachim Wambsganss
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Examining the nature of the ultraluminous X-ray source Holmberg II X-1. (2024)
F. Barra,
C. Pinto,
M. Middleton,
T. Di Salvo,
D. J. Walton,
A. Gúrpide
and
T. P. Roberts
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The high energy X-ray probe (HEX-P): magnetars and other isolated neutron stars. (2024)
J. A. J. Alford,
G. A. Younes,
Z. Wadiasingh,
M. Abdelmaguid,
H. An,
M. Bachetti,
M. G. Baring,
A. Beloborodov,
A. Y. Chen,
T. Enoto,
J. A. García,
J. D. Gelfand,
E. V. Gotthelf,
A. K. Harding,
C-P. Hu,
A. D. Jaodand,
V. Kaspi,
C. Kim,
C. Kouveliotou,
L. Kuiper,
K. Mori,
M. Nynka,
J. Park,
D. Stern,
J. Valverde
and
D. J. Walton
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The High Energy X-ray Probe (HEX-P): probing accretion onto stellar mass black holes. (2024)
Riley M. T. Connors,
John A. Tomsick,
Paul Draghis,
Benjamin Coughenour,
Aarran W. Shaw,
Javier A. García,
Dominic Walton,
Kristin Madsen,
Daniel Stern,
Nicole Cavero Rodriguez,
Thomas Dauser,
Melania Del Santo,
Jiachen Jiang,
Henric Krawczynski,
Honghui Liu,
Joseph Neilsen,
Michael Nowak,
Sean Pike,
Andrea Santangelo,
Navin Sridhar,
Andrew West
and
Jörn Wilms
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The high energy X-ray probe (HEX-P): probing the physics of the X-ray corona in active galactic nuclei. (2024)
Elias Kammoun,
Anne M. Lohfink,
Megan Masterson,
Dan R. Wilkins,
Xiurui Zhao,
Mislav Balokovic,
Peter G. Boorman,
Riley Connors,
Paolo Coppi,
Andrew Fabian,
Javier A. García,
Kristin K. Madsen,
Nicole Rodriguez Cavero,
Navin Sridhar,
Daniel Stern,
John Tomsick,
Thomas Wevers,
Dominic J. Walton,
Stefano Bianchi,
Johannes Buchner,
Francesca M. Civano,
Giorgio Lanzuisi,
Labani Mallick,
Giorgio Matt,
Andrea Merloni,
Emanuele Nardini,
Joanna M. Piotrowska,
Claudio Ricci,
Ka-Wah Wong
and
Abderahmen Zoghbi
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2023
The high energy X-ray probe (HEX-P): a new window into neutron star accretion. (2023)
R. M. Ludlam,
C. Malacaria,
E. Sokolova-Lapa,
F. Fuerst,
P. Pradhan,
A. W. Shaw,
K. Pottschmidt,
S. Pike,
G. Vasilopoulos,
J. Wilms,
J. A. García,
K. Madsen,
D. Stern,
C. Maitra,
M. Del Santo,
D. J. Walton,
M. C. Brumback
and
J. van den Eijnden
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Accretion Disk Wind of Hercules X-1 during the Short High State. (2023)
P. Kosec,
E. Kara,
A. C. Fabian,
C. Pinto,
I. Psaradaki,
D. Rogantini,
R. Staubert
and
D. J. Walton
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The high energy X-ray probe ( HEX-P ): studying extreme accretion with ultraluminous X-ray sources. (2023)
Matteo Bachetti,
Matthew J. Middleton,
Ciro Pinto,
Andrés Gúrpide,
Dominic J. Walton,
Murray Brightman,
Bret Lehmer,
Timothy P. Roberts,
Georgios Vasilopoulos,
Jason Alford,
Roberta Amato,
Elena Ambrosi,
Lixin Dai,
Hannah P. Earnshaw,
Hamza El Byad,
Javier A. García,
Gian Luca Israel,
Amruta Jaodand,
Kristin Madsen,
Chandreyee Maitra,
Shifra Mandel,
Kaya Mori,
Fabio Pintore,
Ken Ohsuga,
Maura Pilia,
Daniel Stern,
George Younes
and
Anna Wolter
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High-density Reflection Spectroscopy of Black Hole X-Ray Binaries in the Hard State. (2023)
Honghui Liu,
Jiachen Jiang,
Zuobin Zhang,
Cosimo Bambi,
Andrew C. Fabian,
Javier Alonso-García,
Adam Ingram,
Erin Kara,
James F. Steiner,
John A. Tomsick,
Dominic J. Walton
and
Andrew J. Young
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A New Sample of Transient Ultraluminous X-Ray Sources Serendipitously Discovered by Swift/XRT. (2023)
Murray Brightman,
Jean-Marie Hameury,
Jean-Pierre Lasota,
Ranieri D. Baldi,
Gabriele Bruni,
Jenna M. Cann,
Hannah Earnshaw,
Felix Fürst,
Marianne Heida,
Amruta Jaodand,
Margaret Lazzarini,
Matthew J. Middleton,
Dominic J. Walton
and
Kimberly A. Weaver
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The hyperluminous X‐ray source population. (2023)
A. D. A. MacKenzie,
T. P. Roberts
and
D. J. Walton
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Probing the nature of the low state in the extreme ultraluminous X-ray pulsar NGC 5907 ULX1. (2023)
F. Fuerst,
D. J. Walton,
Gian Luca Israel,
M. Bachetti,
D. Barret,
Murray Brightman,
H. P. Earnshaw,
A. Fabian,
M. Heida,
M. Imbrogno,
M. J. Middleton,
C. Pinto,
R. Salvaterra,
T. P. Roberts,
G. A. Rodríguez Castillo
and
N. Webb
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Unusual Hard X-Ray Flares Caught in NICER Monitoring of the Binary Supermassive Black Hole Candidate AT2019cuk/Tick Tock/SDSS J1430+2303. (2023)
Megan Masterson,
Erin Kara,
Dheeraj R. Pasham,
Daniel J. D’Orazio,
Dominic J. Walton,
Andrew C. Fabian,
Matteo Lucchini,
Ronald A. Remillard,
Zaven Arzoumanian,
Otabek Burkhonov,
Hyeonho Choi,
Shuhrat A. Ehgamberdiev,
Elizabeth C. Ferrara,
Muryel Guolo,
Myungshin Im,
Yonggi Kim,
Davron O. Mirzaqulov,
Gregory S. H. Paek,
Hyun-Il Sung
and
Joh-Na Yoon
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Criteria for Dynamical Timescale Mass Transfer of Metal-poor Intermediate-mass Stars. (2023)
Hongwei Ge,
Christopher A Tout,
Xuefei Chen,
Arnab Sarkar,
Dominic J Walton
and
Zhanwen Han
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NICER/NuSTAR Characterization of 4U 1957+11: A Near Maximally Spinning Black Hole Potentially in the Mass Gap. (2023)
Erin Barillier,
Victoria Grinberg,
David Horn,
Michael A. Nowak,
Ronald A. Remillard,
James F. Steiner,
Dominic J. Walton
and
Jörn Wilms
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Propeller states in locally super-critical ULXs. (2023)
M. Middleton,
A. Gurpide
and
D. J. Walton
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2022
Unveiling the disc structure in ultraluminous X-ray source NGC 55 ULX-1. (2022)
F. Barra,
C. Pinto,
D. J. Walton,
P. Kosec,
A. D'Aì,
T. Di Salvo,
M. Del Santo,
H. Earnshaw,
A. C. Fabian,
F. Fuerst,
A. Marino,
F. Pintore,
A. Robba
and
T. P. Roberts
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X-ray absorption and reprocessing in the z ∼ 2.5 lensed quasar 2MASS J1042+1641. (2022)
Dominic Walton,
Mark Reynolds,
Daniel Stern,
Murray Brightman
and
Cameron Lemon
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Orbital Decay in M82 X-2. (2022)
Matteo Bachetti,
Marianne Heida,
Thomas Maccarone,
Daniela Huppenkothen,
Gian Luca Israel,
Didier Barret,
Murray Brightman,
McKinley Brumback,
Hannah P. Earnshaw,
Karl Forster,
Felix Fürst,
Brian W. Grefenstette,
Fiona A. Harrison,
Amruta D. Jaodand,
Kristin K. Madsen,
Matthew Middleton,
Sean N. Pike,
Maura Pilia,
Juri Poutanen,
Daniel Stern,
John A. Tomsick,
Dominic J. Walton,
Natalie Webb
and
Jörn Wilms
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The Tidal Disruption Event AT2021ehb : Evidence of Relativistic Disk Reflection, and Rapid Evolution of the Disk-Corona System. (2022)
Yuhan Yao,
Wenbin Lu,
Muryel Guolo,
Dheeraj R. Pasham,
Suvi Gezari,
Marat Gilfanov,
Keith C. Gendreau,
Fiona Harrison,
S. Bradley Cenko,
S. R. Kulkarni,
Jon M. Miller,
Dominic J. Walton,
Javier A. García,
Sjoert van Velzen,
Kate D. Alexander,
James C. A. Miller-Jones,
Matt Nicholl,
Erica Hammerstein,
Pavel Medvedev,
Daniel Stern,
Vikram Ravi,
R. Sunyaev,
Joshua S. Bloom,
Matthew J. Graham,
Erik C. Kool,
Ashish A. Mahabal,
Frank J. Masci,
Josiah Purdum,
Ben Rusholme,
Yashvi Sharma,
Roger Smith
and
Jesper Sollerman
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The Long Stare at Hercules X-1. I. Emission Lines from the Outer Disk, the Magnetosphere Boundary, and the Accretion Curtain. (2022)
P. Kosec,
E. Kara,
A. C. Fabian,
F. Fürst,
C. Pinto,
I. Psaradaki,
C. S. Reynolds,
D. Rogantini,
D. J. Walton,
R. Ballhausen,
C. Canizares,
S. Dyda,
R. Staubert
and
J. Wilms
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Transient obscuration event captured in NGC 3227 III. Photoionization modeling of the X-ray obscuration event in 2019. (2022)
Junjie Mao,
J. S. Kaastra,
M. Mehdipour,
G. A. Kriss,
Yijun Wang,
S. Grafton-Waters,
G. Branduardi-Raymont,
C. Pinto,
H. Landt,
D. J. Walton,
E. Costantini,
L. Di Gesu,
S. Bianchi,
P. -O. Petrucci,
B. De Marco,
G. Ponti,
Yasushi Fukazawa,
J. Ebrero
and
E. Behar
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A truncated inner disc in the Seyfert 1 galaxy WKK 4438. (2022)
L. C. Gallo,
M. Z. Buhariwalla,
J. Jiang,
F. D'Ammando
and
D. J. Walton
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A NuSTAR and Swift View of the Hard State of MAXI J1813-095. (2022)
Jiachen Jiang,
Douglas J. K. Buisson,
Thomas Dauser,
Andrew C. Fabian,
Felix Fürst,
Luigi C. Gallo,
Fiona A. Harrison,
Michael L. Parker,
James F. Steiner,
John A. Tomsick,
Santiago Ubach
and
Dominic J. Walton
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Imaging Polarization of the Blue-excess Hot Dust-obscured Galaxy WISE J011601.41–050504.0. (2022)
R. J. Assef,
F. E. Bauer,
A. W. Blain,
M. Brightman,
T. Díaz-Santos,
P. R. M. Eisenhardt,
H. D. Jun,
D. Stern,
C.-W. Tsai,
D. J. Walton
and
J. W. Wu
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The Variability Behavior of NGC 925 ULX-3. (2022)
Hannah P. Earnshaw,
Murray Brightman,
Fiona A. Harrison,
Marianne Heida,
Amruta Jaodand,
Matthew J. Middleton,
Timothy P. Roberts
and
Dominic J. Walton
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Young Black Hole and Neutron Star Systems in the Nearby Star-forming Galaxy M33: The NuSTAR View. (2022)
Jun Yang,
Daniel R. Wik,
Bret D. Lehmer,
Lacey A. West,
Benjamin F. Williams,
Thomas J. Maccarone,
Andrew Ptak,
Mihoko Yukita,
Neven Vulic,
Dominic J. Walton,
Kristen Garofali
and
Vallia Antoniou
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An 8.56 keV Absorption Line in the Hyperluminous X-Ray Source in NGC 4045: Ultrafast Outflow or Cyclotron Line? (2022)
Murray Brightman,
Peter Kosec,
Felix Fürst,
Hannah Earnshaw,
Marianne Heida,
Matthew J Middleton,
Daniel Stern
and
Dominic J Walton
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An 8.56 keV absorption line in the hyperluminous X-ray source in NGC 4045: Ultra-fast outflow or cyclotron line? (2022)
Murray Brightman,
Peter Kosec,
Felix Fürst,
Hannah Earnshaw,
Marianne Heida,
Matthew J Middleton,
Daniel Stern
and
Dominic J Walton
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Gaia GraL: Gaia DR2 Gravitational Lens Systems. VII. XMM-Newton Observations of Lensed Quasars. (2022)
Thomas Connor,
Daniel Stern,
Alberto Krone-Martins,
S. G. Djorgovski,
Matthew J. Graham,
Dominic J. Walton,
Ludovic Delchambre,
Christine Ducourant,
Ramachrisna Teixeira,
Jean-François Le Campion,
Jakob Sebastian den Brok,
Dougal Dobie,
Laurent Galluccio,
Priyanka Jalan,
Sergei A. Klioner,
Jonas Klüter,
Ashish A. Mahabal,
Vibhore Negi,
Anna Nierenberg,
Quentin Petit,
Sergio Scarano Jr,
Eric Slezak,
Dominique Sluse,
Carolina Spíndola-Duarte,
Jean Surdej
and
Joachim Wambsganss
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Evolution of the spin, spectrum and super-orbital period of the ultraluminous X-ray pulsar M51 ULX7. (2022)
Murray Brightman,
Matteo Bachetti,
Hannah Earnshaw,
Felix Fürst,
Marianne Heida,
Gian Luca Israel,
Sean Pike,
Daniel Stern
and
Dominic J Walton
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Transient obscuration event captured in NGC~3227 II. Warm absorbers and obscuration events in archival XMM-Newton and NuSTAR observations. (2022)
Yijun Wang,
Jelle Kaastra,
Missagh Mehdipour,
Junjie Mao,
Elisa Costantini,
Gerard A. Kriss,
Ciro Pinto,
Gabriele Ponti,
Ehud Behar,
Stefano Bianchi,
Graziella Branduardi-Raymont,
Barbara De Marco,
Sam Grafton-Waters,
Pierre-Olivier Petrucci,
Jacobo Ebrero,
Dominic James Walton,
Shai Kaspi,
Yongquan Xue,
Stéphane Paltani,
Laura di Gesu
and
Zhicheng He
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A Multi-Mission Catalogue of Ultraluminous X-ray Source Candidates. (2022)
D. J. Walton,
A. D. A. Mackenzie,
H. Gully,
N. R. Patel,
T. P. Roberts,
H. P. Earnshaw
and
S. Mateos
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2021
Long-term pulse period evolution of the ultra-luminous X-ray pulsar NGC 7793 P13. (2021)
F. Fuerst,
D. J. Walton,
M. Heida,
M. Bachetti,
C. Pinto,
M. J. Middleton,
M. Brightman,
H. P. Earnshaw,
D. Barret,
A. C. Fabian,
P. Kretschmar,
K. Pottschmidt,
A. Ptak,
T. Roberts,
D. Stern,
N. Webb
and
J. Wilms
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Transient obscuration event captured in NGC 3227. I. Continuum model for the broadband spectral energy distribution. (2021)
M. Mehdipour,
G. A. Kriss,
J. S. Kaastra,
Y. Wang,
J. Mao,
E. Costantini,
N. Arav,
E. Behar,
S. Bianchi,
G. Branduardi-Raymont,
M. Brotherton,
M. Cappi,
B. De Marco,
L. Di Gesu,
J. Ebrero,
S. Grafton-Waters,
S. Kaspi,
G. Matt,
S. Paltani,
P. -O. Petrucci,
C. Pinto,
G. Ponti,
F. Ursini
and
D. J. Walton
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The ultraviolet luminosity function of star-forming galaxies between redshifts of 0.6 and 1.2. (2021)
M. J. Page,
T. Dwelly,
I. McHardy,
N. Seymour,
K. O. Mason,
M. Sharma,
J. A. Kennea,
T. P. Sasseen,
J. I. Rawlings,
A. A. Breeveld,
I. Ferreras,
N. S. Loaring,
D. J. Walton
and
M. Symeonidis
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Dips and eclipses in the X-ray binary Swift J1858.6-0814 observed with NICER. (2021)
D. J. K. Buisson,
D. Altamirano,
M. Armas Padilla,
Z. Arzoumanian,
P. Bult,
N. Castro Segura,
P. A. Charles,
N. Degenaar,
M. Díaz Trigo,
J. van den Eijnden,
F. Fogantini,
P. Gandhi,
K. Gendreau,
J. Hare,
J. Homan,
C. Knigge,
C. Malacaria,
M. Mendez,
T. Muñoz Darias,
M. Ng,
M. Özbey Arabacı,
R. Remillard,
T. E. Strohmayer,
F. Tombesi,
J. A. Tomsick,
F. Vincentelli
and
D. J. Walton
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The Nature of Soft Excess in ESO 362-G18 Revealed by XMM-Newton and NuSTAR Spectroscopy. (2021)
Yerong Xu,
Javier A. García,
Dominic J. Walton,
Riley M. T. Connors,
Kristin Madsen
and
Fiona A. Harrison
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