Evidence for Pulsar-like Emission Components in the Broadband ULX Sample
Walton, D. J., Fürst, F., Heida, M., Harrison, F. A., Barret, D., Stern, D., Bachetti, M., Brightman, M., Fabian, A. C., Middleton, M. J.
Published in The Astrophysical journal (01.04.2018)
Published in The Astrophysical journal (01.04.2018)
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Journal Article
The discovery of weak coherent pulsations in the ultraluminous X-ray source NGC 1313 X-2
Sathyaprakash, R, Roberts, T P, Walton, D J, Fuerst, F, Bachetti, M, Pinto, C, Alston, W N, Earnshaw, H P, Fabian, A C, Middleton, M J, Soria, R
Published in Monthly notices of the Royal Astronomical Society. Letters (01.09.2019)
Published in Monthly notices of the Royal Astronomical Society. Letters (01.09.2019)
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Journal Article
DISCOVERY OF COHERENT PULSATIONS FROM THE ULTRALUMINOUS X-RAY SOURCE NGC 7793 P13
Fürst, F., Walton, D. J., Harrison, F. A., Stern, D., Barret, D., Brightman, M., Fabian, A. C., Grefenstette, B., Madsen, K. K., Middleton, M. J., Miller, J. M., Pottschmidt, K., Ptak, A., Rana, V., Webb, N.
Published in Astrophysical journal. Letters (10.11.2016)
Published in Astrophysical journal. Letters (10.11.2016)
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Journal Article
2XMM ultraluminous X-ray source candidates in nearby galaxies
Walton, D. J., Roberts, T. P., Mateos, S., Heard, V.
Published in Monthly notices of the Royal Astronomical Society (01.09.2011)
Published in Monthly notices of the Royal Astronomical Society (01.09.2011)
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Journal Article
SPECTRAL CHANGES IN THE HYPERLUMINOUS PULSAR IN NGC 5907 AS A FUNCTION OF SUPER-ORBITAL PHASE
Fürst, F., Walton, D. J., Stern, D., Bachetti, M., Barret, D., Brightman, M., Harrison, F. A., Rana, V.
Published in The Astrophysical journal (01.01.2017)
Published in The Astrophysical journal (01.01.2017)
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Journal Article
Ultrafast outflows disappear in high-radiation fields
Pinto, C, Alston, W, Parker, M L, Fabian, A C, Gallo, L C, Buisson, D J K, Walton, D J, Kara, E, Jiang, J, Lohfink, A, Reynolds, C S
Published in Monthly notices of the Royal Astronomical Society (01.05.2018)
Published in Monthly notices of the Royal Astronomical Society (01.05.2018)
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Journal Article
Black hole feedback in the luminous quasar PDS 456
Nardini, E., Reeves, J. N., Gofford, J., Harrison, F. A., Risaliti, G., Braito, V., Costa, M. T., Matzeu, G. A., Walton, D. J., Behar, E., Boggs, S. E., Christensen, F. E., Craig, W. W., Hailey, C. J., Matt, G., Miller, J. M., O'Brien, P. T., Stern, D., Turner, T. J., Ward, M. J.
Published in Science (American Association for the Advancement of Science) (20.02.2015)
Published in Science (American Association for the Advancement of Science) (20.02.2015)
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Journal Article
Discovery of a Red Supergiant Donor Star in SN2010da/NGC 300 ULX-1
Heida, M., Lau, R. M., Davies, B., Brightman, M., Fürst, F., Grefenstette, B. W., Kennea, J. A., Tramper, F., Walton, D. J., Harrison, F. A.
Published in Astrophysical journal. Letters (01.10.2019)
Published in Astrophysical journal. Letters (01.10.2019)
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Journal Article
A Potential Cyclotron Resonant Scattering Feature in the Ultraluminous X-Ray Source Pulsar NGC 300 ULX1 Seen by NuSTAR and XMM-Newton
Walton, D. J., Bachetti, M., Fürst, F., Barret, D., Brightman, M., Fabian, A. C., Grefenstette, B. W., Harrison, F. A., Heida, M., Kennea, J., Kosec, P., Lau, R. M., Madsen, K. K., Middleton, M. J., Pinto, C., Steiner, J. F., Webb, N.
Published in Astrophysical journal. Letters (10.04.2018)
Published in Astrophysical journal. Letters (10.04.2018)
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Journal Article
Multiple cyclotron line-forming regions in GX 301−2
Fürst, F., Falkner, S., Marcu-Cheatham, D., Grefenstette, B., Tomsick, J., Pottschmidt, K., Walton, D. J., Natalucci, L., Kretschmar, P.
Published in Astronomy and astrophysics (Berlin) (01.12.2018)
Published in Astronomy and astrophysics (Berlin) (01.12.2018)
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Journal Article
Heavy X-ray obscuration in the most luminous galaxies discovered by WISE
Vito, F, Brandt, W N, Stern, D, Assef, R J, Chen, C-T J, Brightman, M, Comastri, A, Eisenhardt, P, Garmire, G P, Hickox, R, Lansbury, G, Tsai, C-W, Walton, D J, Wu, J W
Published in Monthly notices of the Royal Astronomical Society (01.03.2018)
Published in Monthly notices of the Royal Astronomical Society (01.03.2018)
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Journal Article
AN IRON K COMPONENT TO THE ULTRAFAST OUTFLOW IN NGC 1313 X-1
Walton, D. J., Middleton, M. J., Pinto, C., Fabian, A. C., Bachetti, M., Barret, D., Brightman, M., Fuerst, F., Harrison, F. A., Miller, J. M., Stern, D.
Published in Astrophysical journal. Letters (01.08.2016)
Published in Astrophysical journal. Letters (01.08.2016)
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Journal Article
Probing the circumnuclear absorbing medium of the buried AGN in NGC 1068 through NuSTAR observations
Zaino, A, Bianchi, S, Marinucci, A, Matt, G, Bauer, F E, Brandt, W N, Gandhi, P, Guainazzi, M, Iwasawa, K, Puccetti, S, Ricci, C, Walton, D J
Published in Monthly notices of the Royal Astronomical Society (01.03.2020)
Published in Monthly notices of the Royal Astronomical Society (01.03.2020)
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Journal Article
Living on a Flare: Relativistic Reflection in V404 Cyg Observed by NuSTAR during Its Summer 2015 Outburst
Walton, D. J., Mooley, K., King, A. L., Tomsick, J. A., Miller, J. M., Dauser, T., García, J. A., Bachetti, M., Brightman, M., Fabian, A. C., Forster, K., Fürst, F., Gandhi, P., Grefenstette, B. W., Harrison, F. A., Madsen, K. K., Meier, D. L., Middleton, M. J., Natalucci, L., Rahoui, F., Rana, V., Stern, D.
Published in The Astrophysical journal (20.04.2017)
Published in The Astrophysical journal (20.04.2017)
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Journal Article
Constraining the Number Density of the Accretion Disk Wind in Hercules X-1 Using Its Ionization Response to X-Ray Pulsations
Kosec, P., Rogantini, D., Kara, E., Canizares, C. R., Fabian, A. C., Pinto, C., Psaradaki, I., Staubert, R., Walton, D. J.
Published in The Astrophysical journal (01.09.2024)
Published in The Astrophysical journal (01.09.2024)
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Journal Article
The NuSTAR spectrum of Mrk 335: extreme relativistic effects within two gravitational radii of the event horizon?
Parker, M. L., Wilkins, D. R., Fabian, A. C., Grupe, D., Dauser, T., Matt, G., Harrison, F. A., Brenneman, L., Boggs, S. E., Christensen, F. E., Craig, W. W., Gallo, L. C., Hailey, C. J., Kara, E., Komossa, S., Marinucci, A., Miller, J. M., Risaliti, G., Stern, D., Walton, D. J., Zhang, W. W.
Published in Monthly notices of the Royal Astronomical Society (11.09.2014)
Published in Monthly notices of the Royal Astronomical Society (11.09.2014)
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Journal Article
Magnetic field strength of a neutron-star-powered ultraluminous X-ray source
Brightman, M., Harrison, F. A., Fürst, F., Middleton, M. J., Walton, D. J., Stern, D., Fabian, A. C., Heida, M., Barret, D., Bachetti, M.
Published in Nature astronomy (01.04.2018)
Published in Nature astronomy (01.04.2018)
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Journal Article
Chasing obscuration in type-I AGN: discovery of an eclipsing clumpy wind at the outer broad-line region of NGC 3783
Mehdipour, M., Kaastra, J. S., Kriss, G. A., Arav, N., Behar, E., Bianchi, S., Branduardi-Raymont, G., Cappi, M., Costantini, E., Ebrero, J., Di Gesu, L., Kaspi, S., Mao, J., De Marco, B., Matt, G., Paltani, S., Peretz, U., Peterson, B. M., Petrucci, P.-O., Pinto, C., Ponti, G., Ursini, F., de Vries, C. P., Walton, D. J.
Published in Astronomy and astrophysics (Berlin) (01.11.2017)
Published in Astronomy and astrophysics (Berlin) (01.11.2017)
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Journal Article
Accretion Disk Wind of Hercules X-1 during the Short High State
Kosec, P., Kara, E., Fabian, A. C., Pinto, C., Psaradaki, I., Rogantini, D., Staubert, R., Walton, D. J.
Published in The Astrophysical journal (01.12.2023)
Published in The Astrophysical journal (01.12.2023)
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Journal Article
A 78 DAY X-RAY PERIOD DETECTED FROM NGC 5907 ULX1 BY SWIFT
Walton, D. J., Fürst, F., Bachetti, M., Barret, D., Brightman, M., Fabian, A. C., Gehrels, N., Harrison, F. A., Heida, M., Middleton, M. J., Rana, V., Roberts, T. P., Stern, D., Tao, L., Webb, N.
Published in Astrophysical journal. Letters (10.08.2016)
Published in Astrophysical journal. Letters (10.08.2016)
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Journal Article