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相关论文: Population boundaries for compact white-dwarf bina…

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Detached, inspiraling and semi-detached, mass-transferring double white dwarf (DWD) binary systems are both expected to be important sources for the proposed space-based gravitational-wave detector, LISA. The mass-radius relationship of…

天体物理学 · 物理学 2008-11-26 Ravi Kumar Kopparapu , Joel E. Tohline

Double white dwarf (DWD) binaries are natural outcomes of binary stellar evolution and key sources for future space-based gravitational wave (GW) observatories such as Laser Interferometer Space Antenna (LISA). We investigate how different…

太阳与恒星天体物理 · 物理学 2026-04-24 Sreeta Roy , Surajit Kalita

Short-period double white dwarf (DWD) binaries will be the most prolific source of gravitational waves (GWs) for the Laser Interferometer Space Antenna (LISA). DWDs with GW frequencies below $\sim1$ mHz will be the dominant contributor to a…

高能天体物理现象 · 物理学 2023-04-05 Sarah Thiele , Katelyn Breivik , Robyn E. Sanderson , Rodrigo Luger

In this work, we investigate the impact of tidal torques and mass transfer on the population of double white dwarfs (DWDs) that will be observed with LISA. Starting from a distribution of DWDs at formation predicted by numerical…

太阳与恒星天体物理 · 物理学 2024-12-11 Alexandre Toubiana , Nikolaos Karnesis , Astrid Lamberts , M. Coleman Miller

Ultra-compact double white dwarfs (DWDs) represent key targets for multi-messenger astrophysics, as they may be observed both through gravitational waves and the electromagnetic (EM) spectrum. The future Laser Interferometer Space Antenna…

高能天体物理现象 · 物理学 2025-09-23 Alice Perego , Astrid Lamberts , Mathias Schultheis , Nelson Christensen

Accreting binary white dwarf systems are among the sources expected to emanate gravitational waves that the Laser Interferometer Space Antenna (LISA) will detect. We investigate how accurately the binary parameters may be measured from LISA…

高能天体物理现象 · 物理学 2024-07-04 Sophia Yi , Shu Yan Lau , Kent Yagi , Phil Arras

We demonstrate a method to fully characterize mass-transferring double white dwarf (DWD) systems with a helium-rich (He) WD donor based on the mass--radius relationship for He WDs. Using a simulated Galactic population of DWDs, we show that…

太阳与恒星天体物理 · 物理学 2018-05-09 Katelyn Breivik , Kyle Kremer , Michael Bueno , Shane L. Larson , Scott Coughlin , Vassiliki Kalogera

Coalescing neutron star--white dwarf (NS-WD) binaries are among the primary targets for upcoming space-borne gravitational wave (GW) detectors such as LISA, TaiJi, TianQin, etc. During close interaction, these binaries undergo mass…

广义相对论与量子宇宙学 · 物理学 2024-02-27 Zhenwei Lyu , Lijing Shao

Neutron star$-$white dwarf (NSWD) binaries are one of the most abundant sources of gravitational waves (GW) in the Milky Way. These GW sources are the evolutionary products of primordial binaries that experienced many processes of binary…

高能天体物理现象 · 物理学 2024-03-11 Jian-Guo He , Yong Shao , Xiao-Jie Xu , Xiang-Dong Li

Context: Studies of the Galactic population of double white dwarfs (DWDs) that would be detectable in gravitational waves by LISA have found differences in the number of predicted detectable DWDs of more than an order of magnitude,…

太阳与恒星天体物理 · 物理学 2025-07-09 Wouter G. J. van Zeist , Jan van Roestel , Gijs Nelemans , Jan J. Eldridge , Valeriya Korol , Silvia Toonen

Astrometry from the Gaia mission has revealed a large population of white dwarf (WD) + main sequence (MS) binaries with periods of $100 - 1000\,$d. These systems have separations intermediate to predictions from standard binary evolution…

太阳与恒星天体物理 · 物理学 2025-11-14 Natsuko Yamaguchi , Kareem El-Badry , Sahar Shahaf

Galactic double white dwarfs will be prominent gravitational-wave sources for the Laser Interferometer Space Antenna (LISA). While previous studies have primarily focused on formation scenarios in which binaries form and evolve in…

Neutron star-white dwarf (NS+WD) binaries offer a unique opportunity for studying NS-specific phenomena with gravitational waves. In this paper, we employ the binary population synthesis technique to study the Galactic population of NS+WDs…

Compact object binaries, mostly double with dwarfs, are believed to be a potential source of confusion-limited noise for the Laser Interferometer Space Antenna (LISA). In a specific frequency range, this noise may rise above the…

天体物理学 · 物理学 2008-11-03 Krzysztof Belczynski , Matthew Benacquista , Shane L. Larson , Ashley J. Ruiter

We explore the long-term evolution of mass-transferring white dwarf binaries undergoing both direct-impact and disk accretion and explore implications of such systems to gravitational wave astronomy. We cover a broad range of initial…

高能天体物理现象 · 物理学 2017-09-13 Kyle Kremer , Katelyn Breivik , Shane L. Larson , Vassiliki Kalogera

Milky Way dwarf satellites are unique objects that encode the early structure formation and therefore represent a window into the high redshift Universe. So far, their study was conducted using electromagnetic waves only. The future Laser…

星系天体物理 · 物理学 2020-09-11 V. Korol , S. Toonen , A. Klein , V. Belokurov , F. Vincenzo , R. Buscicchio , D. Gerosa , C. J. Moore , E. Roebber , E. M. Rossi , A. Vecchio

Interacting binaries containing white dwarfs can lead to a variety of outcomes that range from powerful thermonuclear explosions, which are important in the chemical evolution of galaxies and as cosmological distance estimators, to strong…

Realistic models of the Galactic double white dwarf (DWD) population are crucial for testing and quantitatively defining the science objectives of the Laser Interferometer Space Antenna (LISA), a future European Space Agency's…

高能天体物理现象 · 物理学 2022-03-23 Valeriya Korol , Na'ama Hallakoun , Silvia Toonen , Nikolaos Karnesis

Galactic interacting double white dwarfs (DWD) are guaranteed gravitational wave (GW) sources for the GW detector LISA, with more than 10^4 binaries expected to be detected over the mission's lifetime. Part of this population is expected to…

太阳与恒星天体物理 · 物理学 2015-05-28 Francesca Valsecchi , Will M. Farr , Bart Willems , Christopher . J. Deloye , Vassiliki Kalogera

The discovery of wide, eccentric Gaia neutron stars (NSs) in binaries with still evolving (likely main sequence) companions offers a new probe of mass transfer and pulsar recycling beyond the compact-binary regime. We model their origins…

太阳与恒星天体物理 · 物理学 2025-10-15 Debatri Chattopadhyay , Kyle A. Rocha , Seth Gossage , Vicky Kalogera
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