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Black Hole

Lensing of space time around a black hole. At Oxford we study black holes observationally and theoretically on all size and time scales - it is some of our core work.

Credit: ALAIN RIAZUELO, IAP/UPMC/CNRS. CLICK HERE TO VIEW MORE IMAGES.

Sara Motta

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Sub department

  • Astrophysics
sara.motta@physics.ox.ac.uk
  • About
  • Publications

Recurrent X-ray flares of the black hole candidate in the globular cluster RZ 2109 in NGC 4472

ArXiv 2202.08478 (2022)

Authors:

A Tiengo, P Esposito, M Toscani, G Lodato, M Arca Sedda, SE Motta, F Contato, M Marelli, R Salvaterra, A De Luca
Details from ArXiV

Phase-resolved spectroscopy of a quasi-periodic oscillation in the black hole X-ray binary GRS 1915+105 with NICER and NuSTAR

Monthly Notices of the Royal Astronomical Society Oxford University Press (OUP) 511:1 (2022) 255-279

Authors:

Edward Nathan, Adam Ingram, Jeroen Homan, Daniela Huppenkothen, Phil Uttley, Michiel van der Klis, Sara Motta, Diego Altamirano, Matthew Middleton
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Radio and X-Ray Observations of the Luminous Fast Blue Optical Transient AT 2020xnd

The Astrophysical Journal American Astronomical Society 926:2 (2022) 112

Authors:

Joe S Bright, Raffaella Margutti, David Matthews, Daniel Brethauer, Deanne Coppejans, Mark H Wieringa, Brian D Metzger, Lindsay DeMarchi, Tanmoy Laskar, Charles Romero, Kate D Alexander, Assaf Horesh, Giulia Migliori, Ryan Chornock, E Berger, Michael Bietenholz, Mark J Devlin, Simon R Dicker, WV Jacobson-Galán, Brian S Mason, Dan Milisavljevic, Sara E Motta, Tony Mroczkowski, Enrico Ramirez-Ruiz, Lauren Rhodes, Craig L Sarazin, Itai Sfaradi, Jonathan Sievers
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Quasi periodic whispers from a transient ULX in M\,101: signatures of a fast-spinning neutron star?

(2022)

Authors:

Ryan T Urquhart, Roberto Soria, Rosanne Di Stefano, Kaiming Cui, Paolo Esposito, Gian Luca Israel, Sammarth Kumar, Sara Motta, Fabio Pintore, Giacomo Riva
More details from the publisher
Details from ArXiV

Phase-resolved spectroscopy of a quasi-periodic oscillation in the black hole X-ray binary GRS 1915+105 with NICER and NuSTAR

ArXiv 2201.01765 (2022)

Authors:

Edward Nathan, Adam Ingram, Jeroen Homan, Daniela Huppenkothen, Phil Uttley, Michiel van der Klis, Sara Motta, Diego Altamirano, Matthew Middleton
Details from ArXiV

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