Forthcoming publications

Electromagnetic variability of circumbinary disks around binary black holes: two-timescale modulation
     Raphael Mignon-Risse, Peggy Varniere, Fabien Casse, in preparation

 

Are BBH playing hide and seek: how well can we mimic circumbinary observables with a single black-hole system
     Peggy Varniere, Raphael Mignon-Risse, Fabien Casse, in preparation

 

 

Publications

binary black-hole related publications

Gravitational waves or x-ray counterpart? No need to choose

Raphael Mignon-Risse, Peggy Varniere, Fabien Casse, Astronomische Nachrichten, Volume 344, Issue 4, may 2023, article id. e20220130.

 

On the origin of the lump in circumbinary discs

Raphael Mignon-Risse, Peggy Varniere, Fabien Casse, MNRAS, Volume 520, Issue 1, March 2023, Pages 1285-1295.

 

Impact of the propagation of gravitational waves produced by inspiralling binary black holes on their circumbinary disc

Raphael Mignon-Risse, Peggy Varniere, Fabien Casse, MNRAS, Volume 519, Issue 2, February 2023, Pages 2848-2861.

 

 

single black-hole (full GR) related publications

Quasi-periodic oscillations are more than timing features: Applying the accretion-ejection instability in super massive black-holes

Peggy Varniere, Astronomische Nachrichten, Volume 344, Issue 4, May 2023, article id. e20220131.

 

A Possible Instability Origin for the Flares in Sagittarius A*: Linking Simulations and Observations

Raphael Mignon-Risse, Nicolas Aimar, Peggy Varniere, Fabien Casse, Frederic Vincent, SF2A-21: Proceedings of the Annual meeting of the French Society of Astronomy and Astrophysics. Eds.: A. Siebert, ed. A. Siebert, K. Bailliee, E. Lagadec, N. Lagarde, J. Malzac, J. B. Marquette, M. N'Diaye, J. Richard, & O. Venot, 113-116.

 

Living on the edge: Rossby wave instability and HFQPOs in black hole binaries

Peggy Varniere, Fabien Casse, Frederic Vincent, Astronomy & Astrophysics, Volume 638, June 2020, id.A33, 8 pp.

 

Rossby wave instability and high-frequency quasi-periodic oscillations in accretion discs orbiting around black holes

Peggy Varniere, Fabien Casse, Frederic Vincent, A&A, Volume 625, May 2019, id.A116.

 

NOVAs: a Numerical Observatory of Violent Accreting systems

Peggy Varniere, Fabien Casse, Frederic Vincent, SF2A-2018: Proceedings of the Annual meeting of the French Society of Astronomy and Astrophysics. Eds.: P. Di Matteo, F. Billebaud, F. Herpin, N. Lagarde, J.-B. Marquette, A. Robin, O. Venot, pp.233-234.

 

On the Rossby wave instability in accretion discs surrounding spinning black holes

Fabien Casse, Peggy Varniere, MNRAS, Volume 481, Issue 2, December 2018, Pages 2736-2744.

 

Impact of the gravity of a Schwarzschild black hole upon the Rossby wave instability

Fabien Casse, Peggy Varniere, Z. Meliani, MNRAS,Volume 464, Issue 3, January 2017, Pages 3704-3712.

 

 

single black-hole (PN fluid / GR raytracing) related publications

Reproducing the Correlations of Type C Low-frequency Quasi-periodic Oscillation Parameters in XTE J1550-564 with a Spiral Structure

Peggy Varniere, Frederic Vincent, ApJ, vol 834, January 2017, 188.

 

Impact of inclination on quasi-periodic oscillations from spiral structures

Peggy Varniere, Frederic Vincent, A&A, Volume 591, June 2016, A36.

 

Distinguishing an ejected blob from alternative flare models at the Galactic Centre with GRAVITY

Vincent, F. H. ; Paumard, T. ; Perrin, G. Varniere, P. ; Casse, F. ; Eisenhauer, F. ; Gillessen, S. ; Armitage, P. J., MNRAS, Volume 441, Issue 4, July 2014, p.3477-3487.

 

Flux modulation from the Rossby wave instability in microquasars' accretion disks: toward a HFQPO model

Vincent, F. H. ; Meheut, H. ; Varniere, P. ; Paumard, T., A&A, Volume 551, March 2013, A54.