Period bouncers as detached magnetic cataclysmic variables
Context. The general prediction that more than half of all cataclysmic variables (CVs) have
evolved past the period minimum is in strong disagreement with observational surveys …
evolved past the period minimum is in strong disagreement with observational surveys …
A first systematic characterization of cataclysmic variables in SRG/eROSITA surveys
AD Schwope, K Knauff, J Kurpas, M Salvato… - Astronomy & …, 2024 - aanda.org
We present an account of known cataclysmic variables (CVs) that were detected as X-ray
sources in eROSITA X-ray surveys and have Gaia DR3 counterparts. We address standard …
sources in eROSITA X-ray surveys and have Gaia DR3 counterparts. We address standard …
[HTML][HTML] The Gaia white dwarf revolution
PE Tremblay, A Bédard, MW O'Brien, J Munday… - New Astronomy …, 2024 - Elsevier
This review highlights the role of the Gaia space mission in transforming white dwarf
research. These stellar remnants constitute 5%–7% of the local stellar population in volume …
research. These stellar remnants constitute 5%–7% of the local stellar population in volume …
A joint SRG/eROSITA+ ZTF search: Discovery of a 97-min period eclipsing cataclysmic variable with evidence of a brown dwarf secondary
I Galiullin, AC Rodriguez, SR Kulkarni… - Monthly Notices of …, 2024 - academic.oup.com
Cataclysmic variables (CVs) that have evolved past the period minimum during their
lifetimes are predicted to be systems with a brown dwarf donor. While population synthesis …
lifetimes are predicted to be systems with a brown dwarf donor. While population synthesis …
Suggested magnetic braking prescription derived from field complexity fails to reproduce the cataclysmic variable orbital period gap
Context. Magnetic wind braking drives the spin-down of low-mass stars and the evolution of
most interacting binary stars. A magnetic braking prescription that was claimed to reproduce …
most interacting binary stars. A magnetic braking prescription that was claimed to reproduce …
Searching for new cataclysmic variables in the Chandra Source Catalog
Aims. Cataclysmic variables (CVs) are compact binary systems in which a white dwarf
accretes matter from a Roche-lobe-filling companion star. For this study we searched for …
accretes matter from a Roche-lobe-filling companion star. For this study we searched for …
V498 Hya, a new candidate for a period bouncer cataclysmic variable
Abstract V498 Hya (SDSS J084555. 07+ 033929.2) was identified as a short-period
cataclysmic variable (CV) by the Catalina Real-Time Transient Survey (CRTS) in 2008. The …
cataclysmic variable (CV) by the Catalina Real-Time Transient Survey (CRTS) in 2008. The …
Compact white dwarf binaries in the combined SRG/eROSITA/SDSS eFEDS survey
A Schwope, J Kurpas, P Baecke, K Knauff… - Astronomy & …, 2024 - aanda.org
Context. X-ray surveys combined with optical follow-up observations are used to generate
complete flux-limited samples of the main X-ray emitting source classes. eROSITA on the …
complete flux-limited samples of the main X-ray emitting source classes. eROSITA on the …
Magnetic braking below the cataclysmic variable period gap and the observed dearth of period bouncers
Context. Period bouncers are cataclysmic variables (CVs) that have evolved past their
orbital period minimum. The strong disagreement between theory and observations of the …
orbital period minimum. The strong disagreement between theory and observations of the …
Cataclysmic variables from Sloan Digital Sky Survey–V (2020–2023) identified using machine learning
K Inight, BT Gänsicke, A Schwope… - Monthly Notices of …, 2025 - academic.oup.com
ABSTRACT SDSS-V is carrying out a dedicated survey for white dwarfs, single and in
binaries, and we report the analysis of the spectroscopy of 504 cataclysmic variables (CVs) …
binaries, and we report the analysis of the spectroscopy of 504 cataclysmic variables (CVs) …