PD
P. Dufour
astro-ph.SRastro-ph.EPastro-phastro-ph.IMastro-ph.GAcs.LGastro-ph.COastro-ph.HEcond-mat.mtrl-sciphysics.atom-ph
On Valency
published · living versionsW_de558kfs·v1 · currentpublished
From Shock Breakout to Peak and Beyond: Extensive Panchromatic Observations of the Type Ib Supernova 2008D associated with Swift X-ray Transient 080109
with Maryam Modjaz, W. Li, N. Butler, R. Chornock +36
1 version
W_6b6gr5p4·v1published
Preprints & journals
132 papers in the corpus · 2004–2026Early Exploration of the Scientific Discovery Space for the Habitable Worlds Observatory2608.11294v1 · Courtney D. Dressing, Danica Adams, Evelyne Alecian et al.2026 · 0 citationsarXiv
Tracing outer planetary systems through white dwarf pollution in wide binaries2607.22911v1 · Carolina Lizana-Vidal, Claudia Aguilera-G'omez, Laura K. Rogers et al.2026 · 0 citationsA&A, 714, A64 (2026)
Spectroscopic Monitoring of Metal Lines in Polluted White Dwarfs2607.00192v1 · Laura K. Rogers, Michael M. Shara, Amy Bonsor et al.2026 · 0 citationsarXiv
From Hubble to HWO: Bridging the Frontier of White Dwarf Exoplanet Science2605.26142v1 · Laura K. Rogers, Siyi Xu, Martin Barstow et al.2026 · 0 citationsarXiv
High Velocity Circumstellar Gas Orbiting a White Dwarf Star2603.02309v1 · B. Zuckerman, 'Erika Le Bourdais, Beth L. Klein et al.2026 · 2 citationsarXiv
The MIRI Excess around Degenerates (MEAD) Survey II: A Probable Planet detected via IR Excess around WD 0644+0252601.18965v1 · Sabrina Poulsen, John Debes, Ashley Messier et al.2026 · 0 citationsarXiv
Neural Posterior Estimation for White Dwarf Spectroscopic Characterization2510.16261v1 · Olivier Vincent, Patrick Dufour, Pierre Bergeron2025 · 1 citationarXiv
The MIRI Excesses around Degenerates (MEAD) Survey I: A candidate cold brown dwarf in orbit around the nearby white dwarf 2MASS J09424023-46371762510.12601v1 · Loic Albert, Sabrina R. Poulsen, 'Erika Le Bourdais et al.2025 · 1 citationarXiv
Tracing Planetary Accretion in a 3 Gyr-old Hydrogen-Rich White Dwarf: The Extremely Polluted Atmosphere of LSPM J0207+33312510.08676v1 · 'Erika Le Bourdais, Patrick Dufour, Carl Melis et al.2025 · 2 citationsarXiv
Do White Dwarfs Sample Water-Rich Planetary Material?2508.20172v1 · Isabella L. Trierweiler, Carl Melis, 'Erika Le Bourdais et al.2025 · 2 citationsarXiv
Silicate mineralogy and bulk composition of exoplanetary material in polluted white dwarfs2507.16777v1 · Laura K. Rogers, Amy Bonsor, 'Erika Le Bourdais et al.2025 · 5 citationsarXiv
An All-sky Survey of White Dwarf Merger Remnants: Far-UV is the Key2507.12655v1 · Mukremin Kilic, Pierre Bergeron, Warren R. Brown et al.2025 · 0 citationsarXiv
White dwarfs as probes of extrasolar planet compositions and fundamental astrophysics2507.03029v1 · Siyi Xu, Martin Barstow, Andy Buchan et al.2025 · 0 citationsarXiv
Metal Polluted White Dwarfs with 21 {\mu}m IR excesses from JWST/MIRI: Planets or Dust?2506.21224v1 · John H. Debes, Sabrina Poulsen, Ashley Messier et al.2025 · 5 citationsarXiv
A Machine-Learning Compositional Study of Exoplanetary Material Accreted Onto Five Helium-Atmosphere White Dwarfs with 2505.06228v1 · Mariona Badenas-Agusti, Siyi Xu, Andrew Vanderburg et al.2025 · 0 citationsarXiv
Synthetic Spectroscopy for White Dwarf Classification: Addressing Label Uncertainty and Class Imbalance2503.13231v1 · Olivier Vincent, Pierre Bergeron, Patrick Dufour2025 · 4 citationsarXiv
The Origins of Lithium Enhancement in Polluted White Dwarfs2412.01878v1 · Benjamin C. Kaiser, J. Christopher Clemens, Simon Blouin et al.2024 · 4 citationsarXiv
Revisiting the Chemical Composition of WD 1145+017: Impact of Circumstellar Disks Contamination on Photospheric Abundances2410.10948v2 · 'Erika Le Bourdais, Patrick Dufour, Siyi Xu2024 · 12 citationsarXiv
JWST Resolves CIA Features in White Dwarfs2409.16224v2 · Simon Blouin, Mukremin Kilic, Loic Albert et al.2024 · 1 citationarXiv
Seven white dwarfs with circumstellar gas discs II: Tracing the composition of exoplanetary building blocks2406.11470v1 · L. K. Rogers, A. Bonsor, S. Xu et al.2024 · 19 citationsarXiv
PHL 5038AB: Is the brown dwarf causing pollution of its white dwarf host star?2404.05488v2 · S. L. Casewell, J. Debes, T. J. Dupuy et al.2024 · 2 citationsarXiv
Modeling Circumstellar Gas Emission around a White Dwarf Using Cloudy2403.15794v1 · Siyi Xu, Sherry Yeh, Laura. K. Rogers et al.2024 · 4 citationsarXiv
cecilia: A Machine Learning-Based Pipeline for Measuring Metal Abundances of Helium-rich Polluted White Dwarfs2402.05176v1 · M. Badenas-Agusti, J. Viana, A. Vanderburg et al.2024 · 10 citationsarXiv
Seven white dwarfs with circumstellar gas discs I: white dwarf parameters and accreted planetary abundances2311.14048v1 · L. K. Rogers, A. Bonsor, S. Xu et al.2023 · 29 citationsarXiv
Detection and Preliminary Characterisation of Polluted White Dwarfs from Gaia EDR3 and LAMOST2310.19790v1 · Mariona Badenas-Agusti (1, Andrew Vanderburg, Simon Blouin et al.2023 · 0 citationsarXiv
WD0141-675: A case study on how to follow-up astrometric planet candidates around white dwarfs2310.05778v1 · Laura K. Rogers, John Debes, Richard J. Anslow et al.2023 · 0 citationsarXiv
Planetesimals at DZ stars I: chondritic compositions and a massive accretion event2309.06467v1 · Andrew Swan, Jay Farihi, Carl Melis et al.2023 · 25 citationsarXiv
Classification and parameterisation of a large Gaia sample of white dwarfs using XP spectra2308.05572v3 · O. Vincent, M.A. Barstow, S. Jordan et al.2023 · 0 citationsarXiv
Measurement of stellar and substellar winds using white dwarf hosts2306.11806v1 · N. Walters, J. Farihi, P. Dufour et al.2023 · 4 citationsarXiv
Disk or Companion: Characterizing Excess Infrared Flux in Seven White Dwarf Systems with Near-Infrared Spectroscopy2303.16330v1 · Dylan Owens, Siyi Xu, Elena Manjavacas et al.2023 · 12 citationsarXiv
New chondritic bodies identified in eight oxygen-bearing white dwarfs2303.00063v1 · Alexandra E. Doyle, Beth L. Klein, Patrick Dufour et al.2023 · 33 citationsarXiv
Spectrophotometric analysis of magnetic white dwarf I: Hydrogen-rich compositions2301.06596v1 · Francois Hardy, Patrick Dufour, Stefan Jordan2023 · 44 citationsarXiv
Spectrophotometric analysis of magnetic white dwarf II: Helium-rich compositions2301.06605v1 · Francois Hardy, Patrick Dufour, Stefan Jordan2023 · 13 citationsarXiv
Data-Driven Selection and Spectral Classification of White Dwarf Stars2301.05209v1 · Olivier Vincent, Pierre Bergeron, Patrick Dufour2023 · 23 citationsarXiv
The Merger Fraction of Ultramassive White Dwarfs2211.05938v1 · Mukremin Kilic, Adam G. Moss, Alekzander Kosakowski et al.2022 · 41 citationsarXiv
Missing Metals in DQ Stars; a Compelling Clue to their Origin2208.05990v3 · J. Farihi, P. Dufour, T. G. Wilson2022 · 6 citationsarXiv
First semi-empirical test of the white dwarf mass-radius relationship using a single white dwarf via astrometric microlensing2206.01814v2 · Peter McGill, Jay Anderson, Stefano Casertano et al.2022 · 34 citationsarXiv
Gemini/GMOS Transmission Spectroscopy of the Grazing Planet Candidate WD 1856+534 b2110.14106v1 · Siyi Xu, Hannah Diamond-Lowe, Ryan J. MacDonald et al.2021 · 14 citationsarXiv
The Mass and Age Distribution of Halo White Dwarfs in the Canada-France Imaging Survey2103.14721v1 · Nicholas J. Fantin, Patrick Cot'e, Alan W. McConnachie et al.2021 · 12 citationsarXiv
Discovery of Beryllium in White Dwarfs Polluted by Planetesimal Accretion2102.01834v2 · Beth Klein, Alexandra E. Doyle, B. Zuckerman et al.2021 · 54 citationsarXiv
Lithium pollution of a white dwarf records the accretion of an extrasolar planetesimal.33335019 · Kaiser, B C, Clemens, J C, Blouin, S et al.2021 · 45 citationsScience (New York, N.Y.). 2021;371(6525):168-172
A Characterization of the Circumstellar Gas around WD 1124-293 using Cloudy2010.12667v2 · Amy Steele, John Debes, Siyi Xu et al.2020 · 24 citationsarXiv
Five New Post-Main-Sequence Debris Disks with Gaseous Emission2010.03693v2 · Erik Dennihy, Siyi Xu, Samuel Lai et al.2020 · 48 citationsarXiv
Serendipitous Discovery of Nine White Dwarfs With Gaseous Debris Disks2010.03695v1 · Carl Melis, B. Klein, A. E. Doyle et al.2020 · 54 citationsarXiv
A giant planet candidate transiting a white dwarf.32939071 · Vanderburg, Andrew, Rappaport, Saul A, Xu, Siyi et al.2020 · 189 citationsNature. 2020;585(7825):363-367
Atmospheric Temperature Inversions and He I 5876 Core Profile Structure in White Dwarfs2006.07483v1 · Beth Klein, Simon Blouin, Diego Romani et al.2020 · 11 citationsarXiv
Modeling of the Variable Circumstellar Absorption Features of WD 1145+0171911.05690v1 · M. Fortin-Archambault, P. Dufour, S. Xu2019 · 42 citationsarXiv
Compositions of Planetary Debris around Dusty White Dwarfs1910.07197v2 · Siyi Xu, Patrick Dufour, Beth Klein et al.2019 · 88 citationsarXiv
The evolution of carbon-polluted white dwarfs at low effective temperatures1910.06168v1 · S. Blouin, P. Dufour2019 · 28 citationsarXiv
Analysis of Helium-Rich White Dwarfs Polluted by Heavy Elements in the Gaia Era1907.05932v1 · S. Coutu, P. Dufour, P. Bergeron et al.2019 · 143 citationsarXiv
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