Publications
Full list in NASA ADSLink opens in a new window
(30) Tremblay, P.-E., Bédard, A., O'Brien, M. W., Munday, J., Elms, A. K., Gentillo Fusillo, N. P., & Sahu, S., 2024, NewAR, 99, 101705. The Gaia white dwarf revolutionLink opens in a new window
(29) Munday, J., Pelisoli, I., Tremblay, P. -E., Marsh, T. R., Nelemans, G., Bédard, A., Toonen, S., Breedt, E., Cunningham, T., O'Brien, M. W., & Dawson, H., 2024, MNRAS, 532, 2534. The DBL Survey I: discovery of 34 double-lined double white dwarf binariesLink opens in a new window
(28) Bédard, A., 2024, Ap&SS, 369, 43. The spectral evolution of white dwarfs: where do we stand?Link opens in a new window
(27) Bédard, A., Blouin, S., & Cheng, S., 2024, Nature, 627, 286. Buoyant crystals halt the cooling of white dwarf starsLink opens in a new window (Press release: Astrophysicists unveil new phenomenon challenging textbook definition of white dwarf starsLink opens in a new window)
(26) Werner, K., Reindl, N., Rauch, T., El-Badry, K., & Bédard, A., 2024, A&A, 682, A42. The photospheres of the hottest fastest stars in the GalaxyLink opens in a new window
(25) O'Brien, M. W., Tremblay, P.-E., Klein, B. L., Koester, D., Melis, C., Bédard, A., Cukanovaite, E., Cunningham, T., Doyle, A. E., Gänsicke, B. T., Gentile Fusillo, N. P., Hollands, M. A., McCleery, J., Pelisoli, I., Toonen, S., Weinberger, A. J., & Zuckerman, B., 2024, MNRAS, 527, 8687. The 40 pc sample of white dwarfs from GaiaLink opens in a new window
(24) Blouin, S., Kilic, M., Bédard, A., & Tremblay, P.-E., 2023, MNRAS, 525, L112. The ubiquity of carbon dredge-up in hydrogen-deficient white dwarfs as revealed by GALEXLink opens in a new window
(23) Elms, A. K., Tremblay, P.-E., Gänsicke, B. T., Swan, A., Melis, C., Bédard, A., Manser, C. J., Munday, J., Hermes, J. J., Dennihy, E., Nitta, A., & Zuckerman, B., 2023, MNRAS, 524, 4996. An emerging and enigmatic spectral class of isolated DAe white dwarfsLink opens in a new window
(22) Venner, A., Blouin, S., Bédard, A., & Vanderburg, A., 2023, MNRAS, 523, 4624. A crystallizing white dwarf in a Sirius-like quadruple systemLink opens in a new window
(21) Blouin, S., Bédard, A., & Tremblay, P.-E., 2023, MNRAS, 523, 3363. Carbon dredge-up required to explain the Gaia white dwarf colour-magnitude bifurcationLink opens in a new window
(20) Kosakowski, A., Brown, W. R., Kilic, M., Kupfer, T., Bédard, A., Gianninas, A., Agüeros, M. A., & Barrientos, M., 2023, ApJ, 950, 141. The ELM Survey South. II. Two Dozen New Low-mass White Dwarf BinariesLink opens in a new window
(19) Bédard, A., Bergeron, P., & Brassard, P., 2023, ApJ, 946, 24. On the Spectral Evolution of Hot White Dwarf Stars. IV. The Diffusion and Mixing of Residual Hydrogen in Helium-rich White DwarfsLink opens in a new window
(18) Bergeron, P., Kilic, M., Blouin, S., Bédard, A., Leggett, S. K., & Brown, W. R., 2022, ApJ, 934, 36. On the Nature of Ultracool White Dwarfs: Not so Cool after AllLink opens in a new window
(17) Bédard, A., Bergeron, P., & Brassard, P., 2022, ApJ, 930, 8. On the Spectral Evolution of Hot White Dwarf Stars. III. The PG 1159-DO-DB-DQ Evolutionary Channel RevisitedLink opens in a new window
(16) Bédard, A., Brassard, P., Bergeron, P., & Blouin, S., 2022, ApJ, 927, 128. On the Spectral Evolution of Hot White Dwarf Stars. II. Time-dependent Simulations of Element Transport in Evolving White Dwarfs with STELUMLink opens in a new window
(15) Bergeron, P., Wesemael, F., Fontaine, G., Lamontagne, R., Demers, S., Bédard, A., Gingras, M.-J., Blouin, S., Irwin, M. J., & Kepler, S. O., 2021, AJ, 162, 188. Hot Degenerates in the MCT Survey. III. A Sample of White Dwarf Stars in the Southern HemisphereLink opens in a new window
(14) Barnett, J. W., Williams, K. A., Bédard, A., & Bolte, M., 2021, AJ, 162, 162. The Initial-Final Mass Relation for Hydrogen-deficient White DwarfsLink opens in a new window
(13) Kilic, M., Brown, W. R., Bédard, A., & Kosakowski, A., 2021, ApJL, 918, L14. The Discovery of Two LISA Sources within 0.5 kpcLink opens in a new window
(12) Kilic, M., Bergeron, P., Blouin, S., & Bédard, A., 2021, MNRAS, 503, 5397. The most massive white dwarfs in the solar neighbourhoodLink opens in a new window
(11) Kilic, M., Bédard, A., & Bergeron, P., 2021, MNRAS, 502, 4972. Hidden in plain sight: a double-lined white dwarf binary 26 pc away and a distant cousinLink opens in a new window
(10) Kaiser, B. C., Clemens, J. C., Blouin, S., Dufour, P., Hegedus, R. J., Reding, J. S., & Bédard, A., 2021, Science, 371, 168. Lithium pollution of a white dwarf records the accretion of an extrasolar planetesimalLink opens in a new window (Press release: Can white dwarfs help solve the cosmological lithium problem?Link opens in a new window)
(9) Gagné, J., David, T. J., Mamajek, E. E., Mann, A. W., Faherty, J. K., & Bédard, A., 2020, ApJ, 903, 96. The mu Tau Association: A 60 Myr Old Coeval Group at 150 pc from the SunLink opens in a new window
(8) Bédard, A., Bergeron, P., Brassard, P., & Fontaine, G., 2020, ApJ, 901, 93. On the Spectral Evolution of Hot White Dwarf Stars. I. A Detailed Model Atmosphere Analysis of Hot White Dwarfs from SDSS DR12Link opens in a new window
(7) Klein, B., Blouin, S., Romani, D., Zuckerman, B., Melis, C., Xu, S., Dufour, P., Genest-Beaulieu, C., Bédard, A., & Jura, M., 2020, ApJ, 900, 2. Atmospheric Temperature Inversions and He I 5876 Core Profile Structure in White DwarfsLink opens in a new window
(6) Blouin, S., Daligault, J., Saumon, D., Bédard, A., & Brassard, P., 2020, A&A, 640, L11. Toward precision cosmochronology. A new C/O phase diagram for white dwarfsLink opens in a new window
(5) Kilic, M., Bédard, A., Bergeron, P., & Kosakowski, A., 2020, MNRAS, 493, 2805. Two new double-lined spectroscopic binary white dwarfsLink opens in a new window
(4) Brown, W. R., Kilic, M., Bédard, A., Kosakowski, A., & Bergeron, P., 2020, ApJL, 892, L35. A 1201 s Orbital Period Detached Binary: The First Double Helium Core White Dwarf LISA Verification BinaryLink opens in a new window (Press release: Astronomers Detect First Double Helium-Core White Dwarf Gravitational Wave SourceLink opens in a new window)
(3) Bergeron, P., Dufour, P., Fontaine, G., Coutu, S., Blouin, S., Genest-Beaulieu, C., Bédard, A., & Rolland, B., 2019, ApJ, 876, 67. On the Measurement of Fundamental Parameters of White Dwarfs in the Gaia EraLink opens in a new window
(2) Bond, H. E., Bergeron, P., & Bédard, A., 2017, ApJ, 848, 16. Astrophysical Implications of a New Dynamical Mass for the Nearby White Dwarf 40 Eridani BLink opens in a new window
(1) Bédard, A., Bergeron, P., & Fontaine, G., 2017, ApJ, 848, 11. Measurements of Physical Parameters of White Dwarfs: A Test of the Mass-Radius RelationLink opens in a new window