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Peggy Varniere

43
Documents
Affiliations actuelles
  • 1004966

Présentation

Publications

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

P. Varniere
Astronomical Notes / Astronomische Nachrichten, 2023, 344, pp.e220131. ⟨10.1002/asna.20220131⟩
Article dans une revue hal-03949156v1
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Living on the edge: Rossby wave instability and HFQPOs in black hole binaries

P. Varniere , F. H. Vincent , F. Casse
Astronomy and Astrophysics - A&A, 2020, 638, pp.A33. ⟨10.1051/0004-6361/202037816⟩
Article dans une revue cea-02861248v1
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Rossby wave instability and high-frequency quasi-periodic oscillations in accretion discs orbiting around black holes

P. Varniere , F. Casse , F. H. Vincent
Astronomy and Astrophysics - A&A, 2019, 625, pp.A116. ⟨10.1051/0004-6361/201935208⟩
Article dans une revue cea-02137307v1

Reproducing the correlations of the C low-frequency quasi-periodic oscillation parameters in XTE J1550-564 with a spiral structure

Peggy Varnière , Frédéric Vincent
The Astrophysical Journal, 2017, 834 (2), pp.188. ⟨10.3847/1538-4357/834/2/188⟩
Article dans une revue hal-02186715v1
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A possible imprint of quasi-periodic oscillations in the X-ray spectra of black hole binaries

P. Varniere , R. Mignon-Risse , J. Rodriguez
Astronomy and Astrophysics - A&A, 2016, 586, pp.L6. ⟨10.1051/0004-6361/201527906⟩
Article dans une revue cea-01430175v1
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Distinguishing an ejected blob from alternative flare models at the Galactic centre with GRAVITY

F. H. Vincent , T. Paumard , Guy Perrin , P. Varniere , F. Casse
Monthly Notices of the Royal Astronomical Society, 2014, 441 (4), pp.3477-3487. ⟨10.1093/mnras/stu812⟩
Article dans une revue hal-00983424v1

Relativistic astrophysics at GR20

Ilya Mandel , M. Coleman Miller , Bobomurat Ahmedov , Cosimo Bambi , Christopher Berry
General Relativity and Gravitation, 2014, 46 (5), pp.1688. ⟨10.1007/s10714-014-1688-0⟩
Article dans une revue hal-02552278v1

Flux Modulation from the Rossby Wave Instability in microquasars accretion disks: toward a HFQPO model

F.H. Vincent , H. Meheut , P. Varniere , T. Paumard
Astronomy and Astrophysics - A&A, 2013, 551, pp.A54. ⟨10.1051/0004-6361/201220695⟩
Article dans une revue in2p3-00771300v1

Dust-trapping Rossby vortices in protoplanetary disks

H. Meheut , Z. Meliani , P. Varniere , W. Benz
Astronomy and Astrophysics - A&A, 2012, 545, pp.A134. ⟨10.1051/0004-6361/201219794⟩
Article dans une revue hal-00736574v1
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A possible interpretation for the apparent differences in LFQPO types in microquasars

P. Varniere , Michel Tagger , J Rodriguez
Astronomy and Astrophysics - A&A, 2012, 545, pp.A40 1à 8. ⟨10.1051/0004-6361/201116698⟩
Article dans une revue insu-01169808v1
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A microquasar classification from a disk instability perspective

P. Varniere , Michel Tagger , J. Rodriguez
Astronomy and Astrophysics - A&A, 2011, 525, A87 (7 p.). ⟨10.1051/0004-6361/201015028⟩
Article dans une revue in2p3-00691891v1

Constraining the structure of the planet-forming region in the disk of the Herbig Be star HD 100546

E. Tatulli , M. Benisty , F. Ménard , P. Varniere , C. Martin-Zaidi
Astronomy and Astrophysics - A&A, 2011, 531, pp.A1. ⟨10.1051/0004-6361/201016165⟩
Article dans une revue hal-00649342v1

The puzzling harmonic behavior of the Cathedral QPO in XTE J1859+226

J. Rodriguez , P. Varniere
The Astrophysical Journal, 2011, 735 (2), pp.79. ⟨10.1088/0004-637X/735/2/79⟩
Article dans une revue hal-00649341v1
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Rossby wave instability and three-dimensional vortices in accretion disks

H. Meheut , F. Casse , P. Varniere , Michel Tagger
Astronomy and Astrophysics - A&A, 2010, 516, pp.31. ⟨10.1051/0004-6361/201014000⟩
Article dans une revue hal-00684062v1

Simulating Magnetohydrodynamical Flow with Constrained Transport and Adaptive Mesh Refinement: Algorithms and Tests of the AstroBEAR Code

Andrew J. Cunningham , Adam Frank , P. Varniere , Sorin Mitran , Thomas W. Jones
The Astrophysical Journal Supplement, 2009, 182, pp.519-542. ⟨10.1088/0067-0049/182/2/519⟩
Article dans une revue hal-00705274v1

Quasi-Periodic Oscillation Frequency-Color Radius Connection in GRS 1915+105: A Possible Turnover Supporting Accretion-Ejection Instability Predictions

V.J. Mikles , P. Varniere , S.S. Eikenberry , J. Rodriguez , D. Rothstein
The Astrophysical journal letters, 2009, 694, pp.L132-L135. ⟨10.1088/0004-637X/694/2/L132⟩
Article dans une revue in2p3-00371810v1

Empirical relation between angular momentum transport and thermal-to-magnetic pressure ratio in shearing box simulations

E.G. Blackman , R.F. Penna , P. Varniere
New Astronomy, 2008, 13, pp.244-251. ⟨10.1016/J.NEWAST.2007.10.004⟩
Article dans une revue hal-00705277v1

Two years of INTEGRAL monitoring of GRS 1915+105 Part 1: multiwavelength coverage with INTEGRAL, RXTE, and the Ryle radio Telescope

J. Rodriguez , D. C. Hannikainen , S. E. Shaw , G. Pooley , S. Corbel
The Astronomical Journal, 2008, 675, pp.1436-1448. ⟨10.1086/527369⟩
Article dans une revue in2p3-00295716v1

Empirical relation between angular momentum transport and thermal-to-magnetic pressure ratio in shearing box simulations

E. G. Blackman , R. F. Penna , P. Varnière
New Astronomy, 2008, 13, pp.244. ⟨10.1016/j.newast.2007.10.004⟩
Article dans une revue hal-00398434v1

Two Years of INTEGRAL monitoring of GRS 1915+105 Part 2: X-Ray Spectro-Temporal Analysis

J. Rodriguez , S. E. Shaw , D. C. Hannikainen , T. Belloni , S. Corbel
The Astrophysical Journal, 2008, 675, pp.1449-1458. ⟨10.1086/527372⟩
Article dans une revue in2p3-00295739v1

Magnetic Fields in Stellar Jets

P. Hartigan , A. Frank , P. Varniere , E.G. Blackman
The Astrophysical Journal, 2007, 661, pp.910-918. ⟨10.1086/513499⟩
Article dans une revue hal-00176037v1

Observational Properties of Protoplanetary Disk Gaps

P. Varniere , J. E. Bjorkman , Adam Frank , Alice C. Quillen , A. C. Carciofi
The Astrophysical Journal, 2006, 637, pp.L125-L128. ⟨10.1086/500584⟩
Article dans une revue hal-00176035v1

Reviving Dead Zones in Accretion Disks by Rossby Vortices at their Boundaries

P. Varnière , Michel Tagger
Astronomy and Astrophysics - A&A, 2006, 446, pp.L13-L16. ⟨10.1051/0004-6361:200500226⟩
Article dans une revue in2p3-00025151v1

Accretion-Ejection Instability, MHD Rossby Wave Instability, Diskoseismology, and the High-Frequency QPOs of Microquasars

Michel Tagger , P. Varnière
The Astrophysical Journal, 2006, 652, pp.1457. ⟨10.1086/508318⟩
Article dans une revue hal-00398289v1

Planets Rapidly Create Holes in Young Circumstellar Disks

P. Varnière , Eric G. Blackman , A. Frank , Alice C. Quillen
The Astrophysical Journal, 2006, 640, pp.1110-1114. ⟨10.1086/498933⟩
Article dans une revue hal-00176036v1

Accretion-Ejection Instability, MHD Rossby Wave Instability, diskoseismology, and the high-frequency QPO of microquasars

Michel Tagger , P. Varniere
The Astrophysical Journal, 2006, 652, pp.1457-1465
Article dans une revue in2p3-00130172v1

Driving Spiral Arms in the Circumstellar Disks of HD 100546 and HD 141569A

Alice C. Quillen , P. Varnière , Ivan Minchev , Adam Frank
The Astronomical Journal, 2005, 129, pp.2481-2495. ⟨10.1086/428954⟩
Article dans une revue hal-00176032v1
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A simple model for the complex lag structure of microquasars

P. Varniere
Astronomy and Astrophysics - A&A, 2005, 434 (1), pp.L5-L8. ⟨10.1051/0004-6361:200500096⟩
Article dans une revue hal-00176030v1

Evolution and Fragmentation of Wide-Angle Wind Driven Molecular Outflows

Andrew Cunningham , Adam Frank , P. Varnière , Alexei Poludnenko , Sorin Mitran
Astrophysics and Space Science, 2005, 298, pp.317-322. ⟨10.1007/s10509-005-3961-x⟩
Article dans une revue hal-00398194v1

Magnetic floods: a scenario for the variability of the microquasar GRS 1915+105

Michel Tagger , P. Varniere , J. Rodriguez , R. Pellat
The Astrophysical Journal, 2005, 607, pp.410-419
Article dans une revue in2p3-00025129v1

A Simple Idea for the Changing Sign of the Lag in Microquasars

P. Varnière
Chinese Journal of Astronomy and Astrophysics, 2005, pp.325-330
Article dans une revue hal-00398193v1

Flux modulation from non-axisymmetric structures in accretion discs

P. Varniere , Eric G. Blackman
New Astronomy, 2005, 11, pp.43-51. ⟨10.1016/J.NEWAST.2005.05.005⟩
Article dans une revue hal-00176034v1

On the Planet and the Disk of COKU TAURI/4

Alice C. Quillen , Eric G. Blackman , Adam Frank , P. Varniere
The Astrophysical Journal, 2004, 612, pp.L137-L140. ⟨10.1086/424693⟩
Article dans une revue hal-00176028v1

The Evolution of Protoplanetary Disk Edges

P. Varniere , A.C. Quillen , A. Frank
The Astrophysical Journal, 2004, 612, pp.1152-1162. ⟨10.1086/422542⟩
Article dans une revue hal-00176026v1
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Accretion-ejection instability and QPO in black-hole binaries. II. Relativistic effects

P. Varniere , J. Rodriguez , Michel Tagger
Astronomy and Astrophysics - A&A, 2002, 387, pp.497-506. ⟨10.1051/0004-6361:20020401⟩
Article dans une revue hal-00176018v1
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Accretion-ejection instability and QPO in black hole binaries I. Observations

J. Rodriguez , P. Varnière , Michel Tagger , Ph. Durouchoux
Astronomy and Astrophysics - A&A, 2002, 387, pp.487-496. ⟨10.1051/0004-6361:20000524⟩
Article dans une revue hal-00176021v1

Accretion-Ejection Instability in magnetized disks: Feeding the corona with Alfvén waves

P. Varnière , Michel Tagger
Astronomy and Astrophysics - A&A, 2002, 394, pp.329-338. ⟨10.1051/0004-6361:20021135⟩
Article dans une revue hal-00176023v1
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The LOFT mission concept: a status update

M. Feroci , E. Bozzo , S. Brandt , M. Hernanz , M. van Der Klis
Proceedings of the SPIE,, Jun 2016, Edinburgh, United Kingdom. ⟨10.1117/12.2233161⟩
Communication dans un congrès hal-01400682v1

The Large Observatory For x-ray Timing

M. Feroci , J. W. Den Herder , E. Bozzo , D. Barret , S. Brandt
Space Telescopes and Instrumentation 2014: Ultraviolet to Gamma Ray,, 2014, Montreal, Canada. ⟨10.1117/12.2055913⟩
Communication dans un congrès hal-01061614v1

The silicon micro-strip detector plane for the LOFT/Wide Field Monitor

A. Goldwurm , P. Ferrando , D. Götz , Philippe Laurent , F. Lebrun
Space Telescopes and Instrumentation 2012: Ultraviolet to Gamma Ray, Jun 2012, Amsterdam, Netherlands. pp.8443-89
Communication dans un congrès hal-00736586v1

LOFT: the Large Observatory For X-ray Timing

M. Feroci , J. W. Den Herder , E. Bozzo , D. Barret , S. Brandt
Space Telescopes and Instrumentation 2012: Ultraviolet to Gamma Ray, Jul 2012, Amsterdam, Netherlands. pp.85, ⟨10.1117/12.926310⟩
Communication dans un congrès hal-00732888v1
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The COSPIX mission: focusing on the energetic and obscured Universe

P. Ferrando , A. Goldwurm , Philippe Laurent , O. Limousin , V. Beckmann
25th Texas Symposium on Relativistic Astrophysics (TEXAS 2010), Dec 2010, Heidelberg, Germany. pp.254, ⟨10.22323/1.123.0254⟩
Communication dans un congrès hal-00715281v1

The Rossby wave instability and planet formation: 3D numerical simulations

H. Méheut , F. Casse , P. Varniere , Michel Tagger
Semaine de l'Astrophysique Française - Journées de la SF2A 2008, 2008, Paris, France. pp.417
Communication dans un congrès in2p3-00368009v1