Delphine Porquet

123
Documents

Compétences

X-ray data analysis; X-ray plasma diagnostics

Publications

Publications

Image document

The NewAthena mission concept in the context of the next decade of X-ray astronomy

Mike Cruise , Matteo Guainazzi , James Aird , Francisco J Carrera , Elisa Costantini et al.
Nature Astronomy, 2025, 9 (1), pp.36-44. ⟨10.1038/s41550-024-02416-3⟩
Article dans une revue hal-04878666 v1
Image document

A possible two-fold scenario for the disc-corona of the luminous active galactic nucleus 1H 0419-577: A high-density disc or a warm corona

Delphine Porquet , James N. Reeves , Valentina Braito
Astronomy & Astrophysics - A&A, 2025, 700, pp.A81. ⟨10.1051/0004-6361/202555060⟩
Article dans une revue hal-05204995 v1

The X-ray Integral Field Unit at the end of the Athena reformulation phase

Philippe Peille , Didier Barret , Edoardo Cucchetti , Vincent Albouys , Luigi Piro et al.
Experimental Astronomy, 2025, 59 (2), pp.18. ⟨10.1007/s10686-025-09984-w⟩
Article dans une revue hal-04967858 v1
Image document

Probing the face-on disc-corona system of the bare AGN Mrk 110 from UV to hard X-rays: a moderate changing-state AGN?

Delphine Porquet , Scott Hagen , Nicolas Grosso , Andrew Lobban , James N. Reeves et al.
Astronomy & Astrophysics - A&A, 2024, 681, pp.A40. ⟨10.1051/0004-6361/202347202⟩
Article dans une revue hal-04279320 v1
Image document

Revealing the burning and soft heart of the bright bare AGN ESO 141-G55: X-ray broadband and SED analysis

Delphine Porquet , James N. Reeves , Scott Hagen , Andrew Lobban , Valentina Braito et al.
Astronomy & Astrophysics - A&A, 2024, 689, pp.A336. ⟨10.1051/0004-6361/202449708⟩
Article dans une revue hal-04650460 v1
Image document

Origins of the UV/X-ray Relation in Arakelian 120

Ra'Ad David Mahmoud , Chris Done , Delphine Porquet , Andrew Lobban
Monthly Notices of the Royal Astronomical Society, 2023, 521 (3), pp.3585-3596. ⟨10.1093/mnras/stac3809⟩
Article dans une revue hal-03727189 v1
Image document

Rapid Variability of the accretion disk wind in the narrow line Seyfert 1, PG 1448+273

James Reeves , Valentina Braito , Delphine Porquet , Marco Laurenti , Andrew Lobban et al.
The Astrophysical Journal, 2023, 952 (1), pp.52. ⟨10.3847/1538-4357/acdb78⟩
Article dans une revue hal-04135672 v1
Image document

Astrophysics with the Laser Interferometer Space Antenna

Pau Amaro-Seoane , Jeff Andrews , Manuel Arca Sedda , Abbas Askar , Quentin Baghi et al.
Living Reviews in Relativity, 2023, 26 (1), pp.2. ⟨10.1007/s41114-022-00041-y⟩
Article dans une revue hal-03759542 v1

Time domain astronomy with the THESEUS satellite

S. Mereghetti , S. Balman , M. Caballero-Garcia , M. del Santo , V. Doroshenko et al.
Experimental Astronomy, 2021, 52 (3), pp.309-406. ⟨10.1007/s10686-021-09809-6⟩
Article dans une revue hal-03224686 v1
Image document

The Voyage of Metals in the Universe from Cosmological to Planetary Scales: the need for a Very High-Resolution, High Throughput Soft X-ray Spectrometer

F. Nicastro , J. Kaastra , C. Argiroffi , E. Behar , S. Bianchi et al.
Experimental Astronomy, 2021, ⟨10.1007/s10686-021-09710-2⟩
Article dans une revue hal-03339830 v1
Image document

The first simultaneous X-ray broadband view of Mrk 110 with XMM-Newton and NuSTAR

D. Porquet , J. N. Reeves , N. Grosso , V. Braito , A. Lobban
Astronomy & Astrophysics - A&A, 2021, 654, pp.A89. ⟨10.1051/0004-6361/202141577⟩
Article dans une revue hal-03386492 v2
Image document

Synergies of THESEUS with the large facilities of the 2030s and guest observer opportunities

P. Rosati , S. Basa , A.W. Blain , E. Bozzo , M. Branchesi et al.
Experimental Astronomy, 2021, 52 (3), pp.407-437. ⟨10.1007/s10686-021-09764-2⟩
Article dans une revue hal-03224683 v1
Image document

Variable oxygen emission from the accretion disk of Mrk 110

J.N. Reeves , D. Porquet , V. Braito , N. Grosso , A. Lobban
Astronomy & Astrophysics - A&A, 2021, 649, pp.L3. ⟨10.1051/0004-6361/202140953⟩
Article dans une revue hal-03217518 v1
Image document

The first broad-band X-ray view of the narrow-line Seyfert 1 Ton S180

G.A. Matzeu , E. Nardini , M.L. Parker , J.N. Reeves , V. Braito et al.
Monthly Notices of the Royal Astronomical Society, 2020, 497 (2), pp.2352-2370. ⟨10.1093/mnras/staa2076⟩
Article dans une revue hal-02922216 v1
Image document

The flaring X-ray corona in the quasar PDS 456

J.N. Reeves , V. Braito , D. Porquet , A.P. Lobban , G.A. Matzeu et al.
Monthly Notices of the Royal Astronomical Society, 2020, 500 (2), pp.1974-1991. ⟨10.1093/mnras/staa3377⟩
Article dans une revue hal-03022675 v1
Image document

X-ray, UV, and optical time delays in the bright Seyfert galaxy Ark 120 with co-ordinated Swift and ground-based observations

A.P. Lobban , S. Zola , U. Pajdosz-Śmierciak , V. Braito , E. Nardini et al.
Monthly Notices of the Royal Astronomical Society, 2020, 494 (1), pp.1165-1179. ⟨10.1093/mnras/staa630⟩
Article dans une revue hal-02510590 v1
Image document

A deep X-ray view of the bare AGN Ark 120. VI. Geometry of the hot corona from spectroscopic and polarization signatures

A. Marinucci , D. Porquet , F. Tamborra , S. Bianchi , V. Braito et al.
Astronomy & Astrophysics - A&A, 2019, 623, pp.A12. ⟨10.1051/0004-6361/201834454⟩
Article dans une revue hal-01952683 v1
Image document

A deep X-ray view of the bare AGN Ark 120

D. Porquet , C. Done , J.N. Reeves , N. Grosso , A. Marinucci et al.
Astronomy & Astrophysics - A&A, 2019, 623, pp.A11. ⟨10.1051/0004-6361/201834448⟩
Article dans une revue hal-02009109 v1
Image document

A deep X-ray view of the bare AGN Ark 120. III. X-ray timing analysis and multiwavelength variability

A P Lobban , D. Porquet , J N Reeves , A. Markowitz , E Nardini et al.
Monthly Notices of the Royal Astronomical Society, 2018, 474 (3), pp.3237-3258. ⟨10.1093/mnras/stx2889⟩
Article dans une revue hal-01984082 v1
Image document

A deep X-ray view of the bare AGN Ark 120 - IV. XMM-Newton and NuSTAR spectra dominated by two temperature (warm, hot) Comptonization processes

D. Porquet , J.N. Reeves , G. Matt , A. Marinucci , E. Nardini et al.
Astronomy & Astrophysics - A&A, 2018, 609, pp.A42. ⟨10.1051/0004-6361/201731290⟩
Article dans une revue hal-01704954 v1
Image document

High-resolution X-Ray Spectroscopy of the Seyfert 1 , Mrk 1040. Revealing the Failed Nuclear Wind with Chandra

J. Reeves , V. Braito , E. Behar , T. Fischer , S. Kraemer et al.
The Astrophysical Journal Letters, 2017, 837 (1), pp.23. ⟨10.3847/1538-4357/aa5da1⟩
Article dans une revue hal-01984166 v1
Image document

A deep X-ray view of the bare AGN Ark 120. I. Revealing the Soft X-ray Line Emission

J.N. Reeves , D. Porquet , V. Braito , E. Nardini , A. Lobban et al.
The Astrophysical Journal, 2016, 828 (2), pp.98. ⟨10.3847/0004-637X/828/2/98⟩
Article dans une revue hal-01554044 v1
Image document

Multiwavelength study of the flaring activity of Sagittarius A in 2014 February−April

E. Mossoux , N. Grosso, , H. Bushouse, , A. Eckart, , F. Yusef-Zadeh, et al.
Astronomy & Astrophysics - A&A, 2016, 589, pp.A116. ⟨10.1051/0004-6361/201527554⟩
Article dans une revue hal-02327466 v1
Image document

A deep X-ray view of the bare AGN Ark 120. II. Evidence for Fe K emission transients

E. Nardini , D. Porquet , J.N. Reeves , V. Braito , A. Lobban et al.
The Astrophysical Journal, 2016, 832 (1), pp.45. ⟨10.3847/0004-637X/832/1/45⟩
Article dans une revue hal-01554448 v1

Monitoring the Dusty S-Cluster Object (DSO/G2) on its Orbit towards the Galactic Center Black Hole

M. Valencia-S , A. Eckart , M. Zajaček , F. Peissker , M. Parsa et al.
The Astrophysical Journal, 2015, 800 (2), pp.125. ⟨10.1088/0004-637X/800/2/125⟩
Article dans une revue hal-02333846 v1
Image document

Study of the X-ray activity of Sagittarius A* during the 2011 XMM-Newton campaign

Enmanuelle Mossoux , Nicolas Grosso, , H. Vincent, Frédéric , Delphine Porquet
Astronomy & Astrophysics - A&A, 2015, 573, pp.A46. ⟨10.1051/0004-6361/201424682⟩
Article dans une revue hal-02327517 v1
Image document

Study of the X-ray activity of Sagittarius A* during the 2011 XMM-Newton campaign (Corrigendum)

Enmanuelle Mossoux , Nicolas Grosso, , H. Vincent, Frédéric , Delphine Porquet
Astronomy & Astrophysics - A&A, 2015, 580, pp.C2. ⟨10.1051/0004-6361/201424682e⟩
Article dans une revue hal-02327493 v1
Image document

The puzzling X-ray continuum of the quasar MR 2251−178

E. Nardini, , N. Reeves, J. , Delphine Porquet , V. Braito, , N. Grosso, et al.
Monthly Notices of the Royal Astronomical Society, 2014, 440 (2), pp.1200-1212. ⟨10.1093/mnras/stu333⟩
Article dans une revue hal-02327539 v1
Image document

NGC 1365: A LOW COLUMN DENSITY STATE UNVEILING A LOW IONIZATION DISK WIND

V. Braito , N. Reeves J. , J. Gofford , E. Nardini , Delphine Porquet et al.
The Astrophysical Journal, 2014, 795 (1), pp.87. ⟨10.1088/0004-637X/795/1/87⟩
Article dans une revue hal-02326897 v1
Image document

Modelling the X-ray polarimetric signatures of complex geometry: the case study of the 'changing look' active galactic nucleus NGC 1365

F. Marin , Delphine Porquet , R. W. Goosmann , M. Dovčiak , F. Muleri et al.
Monthly Notices of the Royal Astronomical Society, 2013, 436 (2), pp.1615-1620. ⟨10.1093/mnras/stt1677⟩
Article dans une revue hal-02327549 v1
Image document

A CHANDRA /HETGS CENSUS OF X-RAY VARIABILITY FROM Sgr A* DURING 2012

J. Neilsen, , A. Nowak, M. , C. Gammie, , J. Dexter, , S. Markoff, et al.
The Astrophysical Journal, 2013, 774 (1), pp.42. ⟨10.1088/0004-637X/774/1/42⟩
Article dans une revue hal-02326976 v1
Image document

A High Resolution View of the Warm Absorber in the Quasar MR 2251-178

N. Reeves, J. , Delphine Porquet , V. Braito, , J. Gofford, , E. Nardini, et al.
The Astrophysical Journal, 2013, 776 (2), pp.99. ⟨10.1088/0004-637X/776/2/99⟩
Article dans une revue hal-02326988 v1

XIPE: the X-ray imaging polarimetry explorer

Paolo Soffitta , Xavier Barcons , Ronaldo Bellazzini , João Braga , Enrico Costa et al.
Experimental Astronomy, 2013, 36 (3), pp.523-567. ⟨10.1007/s10686-013-9344-3⟩
Article dans une revue hal-02327554 v1

The 3 Ms Chandra campaign on Sgr A*: a census of X-ray flaring activity from the Galactic center

J. Neilsen, , A. Nowak, M. , C. Gammie, , J. Dexter, , S. Markoff, et al.
Proceedings of the International Astronomical Union, 2013, 9 (S303), pp.374-378. ⟨10.1017/S1743921314000945⟩
Article dans une revue hal-02327542 v1
Image document

Dissecting X-ray-Emitting Gas Around the Center of Our Galaxy

Q. D. Wang , M. A. Nowak , S. B. Markoff , F. K. Baganoff , S. Nayakshin et al.
Science, 2013, 341 (6149), pp.981-983. ⟨10.1126/science.1240755⟩
Article dans une revue hal-02326931 v1

AN INVERSE COMPTON SCATTERING ORIGIN OF X-RAY FLARES FROM Sgr A*

F. Yusef-Zadeh , M. Wardle , K. Dodds-Eden , C. Heinke , S. Gillessen et al.
The Astronomical Journal, 2012, 144 (1), pp.1. ⟨10.1088/0004-6256/144/1/1⟩
Article dans une revue hal-02328494 v1
Image document

Modeling optical and UV polarization of AGNs. II. Polarization imaging and complex reprocessing

F. Marin , R.W. Goosmann , C. M. Gaskell , Delphine Porquet , M. Dovčiak
Astronomy & Astrophysics - A&A, 2012, 548, pp.A121. ⟨10.1051/0004-6361/201219751⟩
Article dans une revue hal-02327621 v1
Image document

CHANDRA /HETGS OBSERVATIONS OF THE BRIGHTEST FLARE SEEN FROM Sgr A*

A. Nowak, M. , J. Neilsen , B. Markoff, S. , K. Baganoff, F. , D. Porquet et al.
The Astrophysical Journal, 2012, 759 (2), pp.95. ⟨10.1088/0004-637X/759/2/95⟩
Article dans une revue hal-02327626 v1
Image document

Study of LINER sources with broad H α emission

G. Younes , D. Porquet , B. Sabra , J. Reeves , N. Grosso
Astronomy & Astrophysics - A&A, 2012, 539, pp.A104. ⟨10.1051/0004-6361/201118299⟩
Article dans une revue hal-02328552 v1
Image document

A Suzaku survey of Fe K lines in Seyfert 1 active galactic nuclei

R. Patrick, A. , N. Reeves, J. , Delphine Porquet , G. Markowitz, A. , V. Braito, et al.
Monthly Notices of the Royal Astronomical Society, 2012, 426 (3), pp.2522-2565. ⟨10.1111/j.1365-2966.2012.21868.x⟩
Article dans une revue hal-02327624 v1
Image document

The X-ray lightcurve of Sagittarius A* over the past 150 years inferred from Fe-K α line reverberation in Galactic centre molecular clouds

R. Capelli , R. Warwick , D. Porquet , S. Gillessen , P. Predehl
Astronomy & Astrophysics - A&A, 2012, 545, pp.A35. ⟨10.1051/0004-6361/201219544⟩
Article dans une revue hal-02328416 v1
Image document

X-ray polarimetry as a new tool to discriminate reflection from absorption scenarios - predictions for MCG-6-30-15

Frédéric Marin , R. W. Goosmann , M. Dovčiak , F. Muleri , Delphine Porquet et al.
Monthly Notices of the Royal Astronomical Society: Letters, 2012, 426 (1), pp.L101-L105. ⟨10.1111/j.1745-3933.2012.01335.x⟩
Article dans une revue hal-02327719 v1

Multiwavelength analysis as a probe of accretion and radiative processes in LINERs

George Younes , Delphine Porquet
Proceedings of the International Astronomical Union, 2012, 8 (S290), pp.355-356. ⟨10.1017/S1743921312020388⟩
Article dans une revue hal-02327555 v1
Image document

Fe Kα line emission from the Arches cluster region – evidence for ongoing particle bombardment?

Renzo Capelli , Robert Warwick , Delphine Porquet , S. Gillessen , Peter Predehl
Astronomy & Astrophysics - A&A, 2011, 530, pp.A38. ⟨10.1051/0004-6361/201116574⟩
Article dans une revue hal-02331013 v1

The Two States of Sgr A* in the Near-infrared: Bright Episodic Flares on Top of Low-level Continuous Variability

K. Dodds-Eden , S. Gillessen , T. K. Fritz , F. Eisenhauer , S. Trippe et al.
The Astrophysical Journal, 2011, 728, pp.37. ⟨10.1088/0004-637X/728/1/37⟩
Article dans une revue hal-00736188 v1

Iron line profiles in Suzaku spectra of bare Seyfert galaxies

R. Patrick, A. , N. Reeves, J. , Delphine Porquet , G. Markowitz, A. , P. Lobban, A. et al.
Monthly Notices of the Royal Astronomical Society, 2011, 411 (4), pp.2353-2370. ⟨10.1111/j.1365-2966.2010.17852.x⟩
Article dans une revue hal-02331064 v1
Image document

Discovery of X-ray flaring activity in the Arches cluster

R. Capelli, , S. Warwick, R. , N. Cappelluti, , S. Gillessen, , P. Predehl, et al.
Astronomy & Astrophysics - A&A, 2011, 525, pp.L2. ⟨10.1051/0004-6361/201015758⟩
Article dans une revue hal-02331081 v1
Image document

A broad-band X-ray view of the warm absorber in radio-quiet quasar MR 2251−178

J. Gofford, , N. Reeves, J. , J. Turner, T. , F. Tombesi, , V. Braito, et al.
Monthly Notices of the Royal Astronomical Society, 2011, 414 (4), pp.3307-3321. ⟨10.1111/j.1365-2966.2011.18634.x⟩
Article dans une revue hal-02330867 v1

Assessing black hole spin in deep Suzaku observations of Seyfert 1 AGN

R. Patrick, A. , N. Reeves, J. , P. Lobban, A. , Delphine Porquet , G. Markowitz, A.
Monthly Notices of the Royal Astronomical Society, 2011, 416 (4), pp.2725-2747. ⟨10.1111/j.1365-2966.2011.19224.x⟩
Article dans une revue hal-02330838 v1
Image document

Study of LINER sources with broad H α emission. X-ray properties and comparison to luminous AGN and X-ray binaries

G. Younes , Delphine Porquet , B. Sabra , J. N. Reeves
Astronomy & Astrophysics - A&A, 2011, 530, pp.A149. ⟨10.1051/0004-6361/201116806⟩
Article dans une revue hal-02331000 v1

RAPID INTRINSIC VARIABILITY OF SGR A* AT RADIO WAVELENGTHS

F. Yusef-Zadeh, , M. Wardle, , A. Miller-Jones, J. C. , A. Roberts, D. , N. Grosso, et al.
The Astrophysical Journal, 2011, 729 (1), pp.44. ⟨10.1088/0004-637X/729/1/44⟩
Article dans une revue hal-02331077 v1

He-like Ions as Practical Astrophysical Plasma Diagnostics: From Stellar Coronae to Active Galactic Nuclei

Delphine Porquet , J. Dubau, , N. Grosso,
Space Science Reviews, 2010, 157 (1-4), pp.103-134. ⟨10.1007/s11214-010-9731-2⟩
Article dans une revue hal-02331091 v1
Image document

FERO: Finding extreme relativistic objects. I. Statistics of relativistic Fe K<SUB>α</SUB> lines in radio-quiet Type 1 AGN

I. de La Calle Pérez , A. L. Longinotti , M. Guainazzi , S. Bianchi , M. Dovčiak et al.
Astronomy & Astrophysics - A&A, 2010, 524, ⟨10.1051/0004-6361/200913798⟩
Article dans une revue insu-03625621 v1

Time-Dependent Models of Flares from Sagittarius A

Katie Dodds-Eden , Prateek Sharma , Eliot Quataert , Reinhard Genzel , Stefan Gillessen et al.
The Astrophysical Journal, 2010, 725, pp.450-465. ⟨10.1088/0004-637X/725/1/450⟩
Article dans une revue insu-03625620 v1
Image document

X-ray and multiwavelength view of NGC 4278. A LINER-Seyfert connection?

G. Younes , D. Porquet , B. Sabra , N. Grosso , J. Reeves et al.
Astronomy & Astrophysics - A&A, 2010, 517, pp.A33. ⟨10.1051/0004-6361/201014371⟩
Article dans une revue hal-02333963 v1
Image document

FERO: Finding extreme relativistic objects. I. Statistics of relativistic Fe K<SUB>alpha</SUB> lines in radio-quiet Type 1 AGN

I. de La Calle Pérez , A. L. Longinotti , M. Guainazzi , S. Bianchi , M. Dovciak et al.
Astronomy & Astrophysics - A&A, 2010, 524, pp.A50
Article dans une revue hal-00632016 v1

Soft gamma-ray constraints on a bright flare from the Galactic Center supermassive black hole

G. Trap , A. Goldwurm , R. Terrier , K. Dodds-Eden , S. Gillessen et al.
Advances in Space Research, 2010, 45, pp.507-520. ⟨10.1016/J.ASR.2009.09.025⟩
Article dans une revue in2p3-00670184 v1

Evidence for X-ray synchrotron emission from simultaneous mid-IR to X-ray observations of a strong Sgr A* flare

K. Dodds-Eden , D. Porquet , G. Trap , E. Quataert , X. Haubois et al.
The Astrophysical Journal, 2009, 698, pp.676-692. ⟨10.1088/0004-637X/698/1/676⟩
Article dans une revue in2p3-00371788 v1

XMM-Newton detects activity from a weak X-ray transient source in the Galactic Center

G. Ponti , G. Trap , Andrea Goldwurm , Philippe Ferrando , R. Terrier et al.
The Astronomer's telegram, 2009, 2038, pp.1
Article dans une revue hal-03801838 v1

Simultaneous Multi-Wavelength Observations of Sgr A* During 2007 April 1-11

F. Yusef-Zadeh , H. Bushouse , M. Wardle , C. Heinke , D. A. Roberts et al.
The Astrophysical Journal, 2009, 706, pp.348-375. ⟨10.1088/0004-637X/706/1/348⟩
Article dans une revue hal-00736121 v1

Bursting behavior of the Galactic center faint X-ray transient GRS 1741.9-2853

G. Trap , M. Falanga , A. Goldwurm , E. Bozzo , R. Terrier et al.
Astronomy & Astrophysics - A&A, 2009, 504, pp.501-510. ⟨10.1051/0004-6361/200911773⟩
Article dans une revue in2p3-00670191 v1

X-ray hiccups from SgrA* observed by XMM-Newton. The second brightest flare and three moderate flares caught in half a day

D. Porquet , N. Grosso , P. Predehl , G. Hasinger , F. Yusef-Zadeh et al.
Astronomy & Astrophysics - A&A, 2008, 488, pp.549-557. ⟨10.1051/0004-6361:200809986⟩
Article dans une revue in2p3-00292337 v1
Image document

A 100ks XMM-Newton view of the Seyfert 1.8 ESO113-G010. I. Discovery of large X-ray variability and study of the FeKalpha line complex.

Delphine Porquet , Phil Uttley , James N. Reeves , Alex Markowitz , Stefano Bianchi et al.
Astronomy & Astrophysics - A&A, 2007, 473 (1), pp.67-76. ⟨10.1051/0004-6361:20077699⟩
Article dans une revue hal-00157697 v2

Relativistic Iron K Emission and Absorption in the Seyfert 1.9 Galaxy MCG −5‐23‐16

V. Braito , J. N. Reeves , G. C. Dewangan , I. George , R. E. Griffiths et al.
The Astrophysical Journal, 2007, 670 (2), pp.978-991. ⟨10.1086/521916⟩
Article dans une revue hal-02333924 v1
Image document

An XMM-Newton view of the X-ray flat radio-quiet quasar PG 1416-129

D. Porquet , J. Reeves , A. Markowitz , T. Turner , L. Miller et al.
Astronomy & Astrophysics - A&A, 2007, 466 (1), pp.23-30. ⟨10.1051/0004-6361:20066048⟩
Article dans une revue hal-02333938 v1

The iron emission line complex of MCG-5-23-16: the long XMMNewton look

V. Braito , J. N. Reeves , G. Dewangan , I. George , R. Griffiths et al.
Astronomical Notes / Astronomische Nachrichten, 2006, 327 (10), pp.1067-1070. ⟨10.1002/asna.200610694⟩
Article dans une revue istex hal-02337858 v1
Image document

A prominent relativistic iron line in the Seyfert 1 MCG-02-14-009

D. Porquet
Astronomy & Astrophysics - A&A, 2006, 445 (1), pp.L5-L8. ⟨10.1051/0004-6361:200500214⟩
Article dans une revue hal-02333976 v1
Image document

Variable iron-line emission near the black hole of Markarian 766

L. Miller , T. J. Turner , J. N. Reeves , I. M. George , D. Porquet et al.
Astronomy & Astrophysics - A&A, 2006, 453 (1), pp.L13-L16. ⟨10.1051/0004-6361:20065276⟩
Article dans une revue hal-02337843 v1

Discovery of a bright X-ray transient in the Galactic Center with XMM-Newton

D. Porquet , Nicolas Grosso , V. Burwitz , I. L. Andronov , B. Aschenbach et al.
Astronomy & Astrophysics - A&A, 2005, 430, pp.L9-L12. ⟨10.1051/0004-6361:200400117⟩
Article dans une revue hal-00398127 v1

Repeated X-Ray Flaring Activity in Sagittarius A

G. Bélanger , A. Goldwurm , F. Melia , P. Ferrando , N. Grosso et al.
The Astrophysical Journal, 2005, 635, pp.1095-1102. ⟨10.1086/497624⟩
Article dans une revue hal-00398565 v1

FeXXV and feXXVI lines from low-velocity, photoionized gas in the X-ray spectra pf active galactic nuclei

J. Dubau , S. Bianchi , G. Matt , F. Nicastro , D. Porquet
Monthly Notices of the Royal Astronomical Society, 2005, 357, pp.599
Article dans une revue hal-00275084 v1

Discovery of X-ray eclipses from the transient source CXOGC J174540.0-290031 with XMM-Newton

Delphine Porquet , Nicolas Grosso , Guillaume Bélanger , Andrea Goldwurm , Farhad Yusef-Zadeh et al.
Astronomy & Astrophysics - A&A, 2005, 443, pp.571-579. ⟨10.1051/0004-6361:20053214⟩
Article dans une revue hal-00104967 v1
Image document

Repeated X-ray Flaring Activity in Sagittarius A

G. Bélanger , A. Goldwurm , Fulvio Melia , Farah Yusef-Zadeh , P. Ferrando et al.
The Astrophysical Journal, 2005, 635, pp.1095-1102
Article dans une revue hal-00008003 v1
Image document

XMM-Newton EPIC observations of 21 low-redshift PG quasars

D. Porquet , J. N. Reeves , P. O'Brien , W. Brinkmann
Astronomy & Astrophysics - A&A, 2004, 422 (1), pp.85-95. ⟨10.1051/0004-6361:20047108⟩
Article dans une revue hal-02337814 v1

XMM-NEWTON observation of the Seyfert 1ESO 198-G24

J. Dubau , D. Porquet , J.S Kaastra , K.L. Page , P.T O'Brien et al.
Astronomy & Astrophysics - A&A, 2004, 413, pp.913
Article dans une revue hal-00275090 v1
Image document

X-ray flares reveal mass and angular momentum of the Galactic Center black hole

B. Aschenbach , N. Grosso , D. Porquet , P. Predehl
Astronomy & Astrophysics - A&A, 2004, 417 (1), pp.71-78. ⟨10.1051/0004-6361:20035883⟩
Article dans une revue hal-02337801 v1

An Extreme, Blueshifted Iron‐Line Profile in the Narrow‐Line Seyfert 1 PG 1402+261: An Edge‐on Accretion Disk or Highly Ionized Absorption?

J. N. Reeves , D. Porquet , T. J. Turner
The Astrophysical Journal, 2004, 615 (1), pp.150-155. ⟨10.1086/424478⟩
Article dans une revue hal-02337782 v1
Image document

XMM-Newton observation of the Seyfert 1.8 ESO 113-G010: Discovery of a highly redshifted iron line at 5.4 keV

D. Porquet , J. N. Reeves , P. Uttley , T. J. Turner
Astronomy & Astrophysics - A&A, 2004, 427 (1), pp.101-105. ⟨10.1051/0004-6361:20041637⟩
Article dans une revue hal-02337794 v1
Image document

The surprising Far-UV spectrum of the polar BY Camelopardalis

M. Mouchet , J. -M. Bonnet-Bidaud , E. Roueff , K. Beuermann , D. de Martino et al.
Astronomy & Astrophysics - A&A, 2003, 401, pp.1071-1076. ⟨10.1051/0004-6361:20030176⟩
Article dans une revue hal-04111249 v1
Image document

An intense and broad Fe K α line observed in the X-ray luminous quasar Q 0056-363 with XMM-Newton

D. Porquet , J. N. Reeves
Astronomy & Astrophysics - A&A, 2003, 408 (1), pp.119-125. ⟨10.1051/0004-6361:20030950⟩
Article dans une revue hal-02337767 v1
Image document

XMM-Newton observation of the brightest X-ray flare detected so far from Sgr A*

D. Porquet , P. Predehl , B. Aschenbach , N. Grosso , A. Goldwurm et al.
Astronomy & Astrophysics - A&A, 2003, 407 (1), pp.L17-L20. ⟨10.1051/0004-6361:20030983⟩
Article dans une revue hal-02337762 v1

Absorption spectra of Fe L-lines in Seyfert 1 galaxies

J. Dubau , D. Porquet , O. Z. Zabaydullin
Journal of Quantitative Spectroscopy and Radiative Transfer, 2003, 81 (1-4), pp.117-124. ⟨10.1016/S0022-4073(03)00065-7⟩
Article dans une revue hal-02337773 v1
Image document

XMM-Newton spectral analysis of the Pulsar Wind Nebula within the composite SNR G0.9+0.1

D. Porquet , A. Decourchelle , R. S. Warwick
Astronomy & Astrophysics - A&A, 2003, 401 (1), pp.197-203. ⟨10.1051/0004-6361:20021670⟩
Article dans une revue hal-02337738 v1
Image document

$\vec{XMM}$-$\vec{Newton}$ study of the persistent X-ray source 1E 1743.1–2843 located in the Galactic Center direction

D. Porquet , J. Rodriguez , S. Corbel , P. Goldoni , R. S. Warwick et al.
Astronomy & Astrophysics - A&A, 2003, 406 (1), pp.299-304. ⟨10.1051/0004-6361:20030770⟩
Article dans une revue hal-02337753 v1
Image document

Are quasars accreting at super-Eddington rates?

S. Collin , C. Boisson , M. Mouchet , A.-M. Dumont , S. Coupé et al.
Astronomy & Astrophysics - A&A, 2002, 388 (3), pp.771-786. ⟨10.1051/0004-6361:20020550⟩
Article dans une revue hal-02337727 v1
Image document

CHANDRA-LETGS X-ray observations of Capella

R. Mewe , A. J. J. Raassen , J. J. Drake , J. S. Kaastra , R. L. J. van Der Meer et al.
Astronomy & Astrophysics - A&A, 2001, 368 (3), pp.888-900. ⟨10.1051/0004-6361:20010026⟩
Article dans une revue hal-02336117 v1
Image document

Impacts of a power-law non-thermal electron tail on the ionization and recombination rates

D. Porquet , M. Arnaud , A. Decourchelle
Astronomy & Astrophysics - A&A, 2001, 373 (3), pp.1110-1124. ⟨10.1051/0004-6361:20010667⟩
Article dans une revue hal-02336128 v1
Image document

Line ratios for helium-like ions: Applications to collision-dominated plasmas

D. Porquet , R. Mewe , J. Dubau , A. J. J. Raassen , J. S. Kaastra
Astronomy & Astrophysics - A&A, 2001, 376 (3), pp.1113-1122. ⟨10.1051/0004-6361:20010959⟩
Article dans une revue hal-02336133 v1
Image document

The XMM-Newton view of stellar coronae: High-resolution X-ray spectroscopy of Capella

Marc Audard , E. Behar , M. Güdel , A. J. J. Raassen , D. Porquet et al.
Astronomy & Astrophysics - A&A, 2001, 365 (1), pp.L329-L335. ⟨10.1051/0004-6361:20000246⟩
Article dans une revue hal-02336082 v1
Image document

Helium-like triplet density diagnostics. Applications to CHANDRA-LETGS X-ray observations of Capella and Procyon

J.-U. Ness , R. Mewe , J. H. M. M. Schmitt , A. J. J. Raassen , D. Porquet et al.
Astronomy & Astrophysics - A&A, 2001, 367 (1), pp.282-296. ⟨10.1051/0004-6361:20000419⟩
Article dans une revue hal-02336100 v1
Image document

X-ray photoionized plasma diagnostics with helium-like ions. Application to warm absorber-emitter in active galactic nuclei

D. Porquet , J. Dubau
Astronomy and Astrophysics Supplement Series, 2000, 143 (3), pp.495-514. ⟨10.1051/aas:2000192⟩
Article dans une revue hal-02333993 v1
Image document

The Warm Absorber constrained by the coronal lines in Seyfert 1 galaxies

D. Porquet , A.-M. Dumont , S. Collin , M. Mouchet
Astronomy & Astrophysics - A&A, 1999
Article dans une revue hal-02336033 v1
Image document

Active galaxy science with the line emission mapper: the case for high-resolution soft X-ray spectroscopy

Kimberly A Weaver , Jenna M Cann , Ryan W Pfeifle , Malgorzata Sobolewska , Ciro Pinto et al.
2025
Pré-publication, Document de travail hal-04632488 v1

A possible two-fold scenario for the disc-corona of the luminous AGN 1H 0419--577: a high-density disc or a warm corona

Delphine Porquet , James N Reeves , Valentina Braito
2025
Pré-publication, Document de travail hal-05165850 v1

Massive Black Hole Binaries as LISA Precursors in the Roman High Latitude Time Domain Survey

Zoltán Haiman , Chengcheng Xin , Tamara Bogdanović , Pau Amaro Seoane , Matteo Bonetti et al.
2023
Pré-publication, Document de travail hal-04159862 v1
Image document

CASTLE: performances and science cases

S. Lombardo , F. Prada , E. Hugot , S. Basa , J. M. M Bautista et al.
2020
Pré-publication, Document de travail hal-03033880 v1
Image document

Unlocking the Capabilities of Future High-Resolution X-ray Spectroscopy Missions Through Laboratory Astrophysics

Gabriele Betancourt-Martinez , Hiroki Akamatsu , Didier Barret , Manuel Bautista , Sven Bernitt et al.
2019
Pré-publication, Document de travail hal-02107275 v1
Image document

X-ray Surveyor Discussion Session Results from the X-ray Vision Workshop

Ryan Allured , Jonathan Arenberg , Akos Bogdan , Rebecca Canning , Eugene Churazov et al.
2015
Pré-publication, Document de travail hal-02326876 v1
Image document

Future mmVLBI Research with ALMA: A European vision

R. P. J. Tilanus , T. P. Krichbaum , J. A. Zensus , Alain Baudry , W. Vlemmings et al.
2014
Pré-publication, Document de travail hal-01011134 v1

The Hot and Energetic Universe: Astrophysics of feedback in local AGN

M. Cappi , C. Done , E. Behar , S. Bianchi , V. Braito et al.
2013
Pré-publication, Document de travail hal-02333449 v1

The Hot and Energetic Universe: The close environments of supermassive black holes

Michal Dovciak , Giorgio Matt , Stefano Bianchi , Thomas Boller , Laura Brenneman et al.
2013
Pré-publication, Document de travail hal-02326949 v1

The Hot and Energetic Universe: Astrophysics of feedback in local AGN

M. Cappi , C. Done , E. Behar , S. Bianchi , V. Braito et al.
2013
Pré-publication, Document de travail hal-02326942 v1
Image document

The Line Emission Mapper (LEM) probe mission concept

Ralph Kraft , Akos Bogdan , John Zuhone , J. Adams , J. Alvarado-Gomez et al.
Space Telescopes and Instrumentation 2024: Ultraviolet to Gamma Ray, Jun 2024, Yokohama, Japan. pp.1309327, ⟨10.1117/12.3019969⟩
Communication dans un congrès hal-04753526 v1

A deep X-ray view of the bare nucleus Seyfert Ark120: unveiling the core of AGN

D. Porquet , J. Reeves , A. Lobban , V. Braito , E. Nardini et al.
The X-ray Universe 2017, Jun 2017, Rome, Italy
Communication dans un congrès hal-02107307 v1

Multiwavelength study of the flaring activity of Sagittarius A* in 2014 February-April

E. Mossoux , N. Grosso , H. Bushouse , A. Eckart , F. Yusef-Zadeh et al.
The X-ray Universe 2017, Jun 2017, Rome, Italy
Communication dans un congrès hal-02107285 v1

Discovery Of Transient Iron Fluorescence In The Bare Seyfert Ark 120

Emanuele Nardini, , Delphine Porquet , J. Reeves, , V. Braito, , A. Lobban, et al.
Active Galactic Nuclei 12: A Multi-Messenger Perspective, Sep 2016, Naples, Italy. ⟨10.5281/zenodo.163789⟩
Communication dans un congrès hal-02327460 v1

Multiwavelength study of the flaring activity of Sgr A* in 2014 February-April

E. Mossoux , N. Grosso, , H. Bushouse , A. Eckart , F. Yusef-Zadeh et al.
SF2A-2016, Jun 2016, Lyon, France
Communication dans un congrès hal-02327470 v1

The X-Ray Variability of Sagittarius A*

Joseph Neilsen, , Michael Nowak, , F. Gammie, Charles , Jason Dexter, , Sera Markoff, et al.
American Astronomical Society, AAS Meeting #225, 2015, Seattle, United States
Communication dans un congrès hal-02327512 v1

Study of the X-ray activity of Sgr A* during the 2011 XMM-Newton campaign

E. Mossoux , N. Grosso, , H. Vincent, F. , Delphine Porquet
SF2A-2015, Jun 2015, Toulouse, France
Communication dans un congrès hal-02327486 v1

The 3 Megasecond Chandra Campaign on Sgr A*: A Census of X-ray Flaring Activity from the Galactic Center

Joseph Neilsen , Michael Nowak , F. Gammie, Charles , Jason Dexter , Sera Markoff, et al.
American Astronomical Society, HEAD meeting #14, Aug 2014, Chicago, France
Communication dans un congrès hal-02327535 v1

Flaring Activity of Sgr A* During the Passage of the G2 Cloud

Farhad Yusef-Zadeh, , A. Bushouse, Howard , D. Cotton, William , N. Grosso, , Daryl Haggard, et al.
American Astronomical Society, HEAD meeting #14, 2014, Chicago, United States
Communication dans un congrès hal-02327527 v1

The galactic center

Delphine Porquet
From the Dolomites to the event horizon: sledging down the black hole potential well, Jul 2013, Sesto, Italy
Communication dans un congrès hal-02326958 v1

Broad Fe K' lines in active galactic nuclei - reflection or absorption? Encouraging constraints from X-ray polarimetry

Frédéric Marin , René W. Goosmann , Michal Dovčiak , Fabio Muleri , Delphine Porquet et al.
Half a Century of X-ray Astronomy, Sep 2012, Mykonos, Greece
Communication dans un congrès hal-02328392 v1

The polarization of reprocessed optical and UV emission in thermal Active Galactic Nuclei

Frédéric Marin , Michal Dovciak , René Goosmann , Martin Gaskell , Delphine Porquet
39th COSPAR Scientific Assembly, Jul 2012, Mysore, India
Communication dans un congrès hal-02328472 v1

The broad iron line in Active Galactic Nuclei: how X-ray polarimetry can distinguish between relativistic reflection and complex absorption

Frédéric Marin , Vladimir Karas , Michal Dovciak , Giorgio Matt , René Goosmann et al.
39th COSPAR Scientific Assembly, Jul 2012, Mysore, India
Communication dans un congrès hal-02328450 v1

Iron line profiles and BH spin in deep Suzaku observations of Seyfert 1 AGN

A. Patrick , J. Reeves , A. Lobban , D. Porquet , A. Markowitz
SUZAKU 2011: Exploring the X-ray Universe: Suzaku and Beyond, Jul 2011, Palo Alto, France. pp.320-321, ⟨10.1063/1.3696223⟩
Communication dans un congrès hal-02328533 v1

Multi-Wavelength Study of Sgr A*: The Short Time Scale Variability

F. Yusef-Zadeh , J. Miller-Jones , D. Roberts , M. Wardle , M. Reid et al.
The Galactic Center: a Window to the Nuclear Environment of Disk Galaxies, Oct 2009, Shangai, China
Communication dans un congrès hal-02331057 v1

Flares from Sgr A* and their Emission Mechanism

K. Dodds-Eden , D. Porquet , G. Trap, , E. Quataert, , S. Gillessen, et al.
The Galactic Center: a Window to the Nuclear Environment of Disk Galaxies, Oct 2009, Shangai, China
Communication dans un congrès hal-02331038 v1

Discovery of X-ray eclipses from the transient source located at only 0.1 pc from Sgr A

Delphine Porquet , Nicolas Grosso , Guillaume Bélanger , Andrea Goldwurm , Farhad Yusef-Zadeh et al.
The X-ray Universe 2005, Sep 2005, El Escorial, Madrid, Spain. pp.281-282
Communication dans un congrès hal-00104983 v1

Abnormal CNO abundances in magnetic cataclysmic variables

Martine Mouchet , Jean-Marc Bonnet-Bidaud , Meil Abada-Simon , K. Beuermann , Domitilla de Martino et al.
Classical Nova Explosions, May 2002, Sitges (Spain), Spain. pp.67-71
Communication dans un congrès hal-03804893 v1

Constraints on the Warm Absorber from the Iron Coronal Lines in Seyfert 1 Galaxies

D. Porquet , A.-M. Dumont
Structure and Kinematics of Quasar Broad Line Regions, 1999, Lincoln, United States
Communication dans un congrès hal-02336049 v1