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An important goal of the Laser Interferometer Space Antenna (LISA) is to observe a stochastic gravitational-wave background (SGWB). A study of possible correlated noise in LISA is relevant to establish limits for this future measurement. To…

广义相对论与量子宇宙学 · 物理学 2022-09-30 Guillaume Boileau , Nelson Christensen , Renate Meyer

We present a Fisher information matrix study of the parameter estimation precision achievable by a class of future space-based, "mid-band", gravitational wave (GW) interferometers observing monochromatic signals. The mid-band is the…

广义相对论与量子宇宙学 · 物理学 2025-04-09 Manoel Felipe Sousa , Tabata Aira Ferreira , Massimo Tinto

A significant fraction of compact-object mergers in galactic nuclei are expected to be eccentric in the Laser Interferometer Space Antenna (LISA) frequency sensitivity range, $10^{-4} - 10^{-1}\ \rm Hz$. Several compact binaries detected by…

高能天体物理现象 · 物理学 2026-02-04 Evgeni Grishin , Isobel M. Romero-Shaw , Alessandro A. Trani

The millihertz gravitational-wave frequency band is expected to contain a rich symphony of signals with sources ranging from galactic white dwarf binaries to extreme mass ratio inspirals. Many of these gravitational-wave signals will not be…

天体物理仪器与方法 · 物理学 2021-09-14 Sharan Banagiri , Alexander Criswell , Tommy Kuan , Vuk Mandic , Joseph D. Romano , Stephen R. Taylor

The LISA (Laser Interferometer Space Antenna) mission will observe in the low frequency band from 0.1 mHz to 1 Hz. In this regime, we expect the galactic binaries to be the dominant (by number) sources of gravitational waves signal.…

With the goal of attempting to observe a stochastic gravitational wave background (SGWB) with LISA, the spectral separability of the cosmological and astrophysical backgrounds is important to estimate. We attempt to determine the level with…

广义相对论与量子宇宙学 · 物理学 2021-10-08 Guillaume Boileau , Nelson Christensen , Renate Meyer , Neil J. Cornish

LISA is a planned space-based gravitational-wave (GW) detector that would be sensitive to waves from low-frequency sources, in the band of roughly $(0.03 - 0.1) {\rm mHz} \lesssim f \lesssim 0.1 {\rm Hz}$. This is expected to be an…

广义相对论与量子宇宙学 · 物理学 2009-11-11 Scott A. Hughes

Neutron star (NS) binaries can be potentially intriguing gravitational wave (GW) sources, with both high- and low-frequency radiations from the possibly aspherical individual stars and the binary orbit, respectively. The successful…

高能天体物理现象 · 物理学 2024-01-23 Wen-Fan Feng , Jie-Wen Chen , Tan Liu , Yan Wang , Soumya D. Mohanty

Double white dwarfs are expected to be a source of confusion-limited noise for the future gravitational wave observatory LISA. In a specific frequency range, this 'foreground noise' is predicted to rise above the instrumental noise and…

天体物理学 · 物理学 2014-11-18 A. J. Ruiter , K. Belczynski , M. Benacquista , S. L. Larson , G. Williams

The forthcoming space-based gravitational wave observatory LISA will open a new window for the measurement of galactic binaries, which will deliver unprecedented information about these systems. However, the detection of galactic binary…

广义相对论与量子宇宙学 · 物理学 2021-11-24 Aurore Blelly , Jérôme Bobin , Hervé Moutarde

LISA is a planned space-based gravitational-wave (GW) detector that would be sensitive to waves from low-frequency sources, in the band of roughly (0.03 - 0.1) mHz < f < 0.1 Hz. This is expected to be an extremely rich chunk of the GW…

广义相对论与量子宇宙学 · 物理学 2007-11-02 Scott A. Hughes

At present, 19 double neutron star (DNS) systems are detected by radio timing and 2 merging DNS systems are detected by kilo-hertz gravitational waves. Because of selection effects, none of them has an orbital period $P_b$ in the range of a…

高能天体物理现象 · 物理学 2021-11-10 Xueli Miao , Heng Xu , Lijing Shao , Chang Liu , Bo-Qiang Ma

The observation of massive black hole binaries (MBHBs) with Pulsar Timing Arrays (PTAs) is one of the goals of gravitational wave astronomy in the coming years. Massive (>10^8 solar masses) and low-redshift (< 1.5) sources are expected to…

宇宙学与河外天体物理 · 物理学 2010-05-19 Alberto Sesana , Alberto Vecchio

With one exception, previous analyses of the measurement accuracy of gravitational wave experiments for comparable-mass binary systems have neglected either spin-precession effects or subdominant harmonics and amplitude modulations. Here we…

宇宙学与河外天体物理 · 物理学 2009-11-06 Antoine Klein , Philippe Jetzer , Mauro Sereno

The geosynchronous Laser Interferometer Space Antenna (gLISA) is a space-based gravitational wave (GW) mission that, for the past five years, has been under joint study at the Jet Propulsion Laboratory, Stanford University, the National…

天体物理仪器与方法 · 物理学 2016-11-23 Massimo Tinto , Jose' Carlos N. de Araujo

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 develop a tool for the analysis of stochastic gravitational wave backgrounds from cosmological first-order phase transitions with LISA: we initiate a template databank for these signals, prototype their searches, and forecast their…

Following the selection of The Gravitational Universe by ESA, and the successful flight of LISA Pathfinder, the LISA Consortium now proposes a 4 year mission in response to ESA's call for missions for L3. The observatory will be based on…

The LISA mission will likely be a signal dominated detector, such that one challenge is the separation of the different astrophysical sources, and to distinguish between them and the instrumental noise. One of the goals of LISA is to probe…

广义相对论与量子宇宙学 · 物理学 2022-01-19 Martina Muratore , Daniele Vetrugno , Stefano Vitale , Olaf Hartwig

Future space-based gravitational wave (GW) observatories such as LISA will detect massive black hole binaries (MBHBs), which are expected to be accompanied by electromagnetic counterparts, thereby providing bright standard sirens for…

天体物理仪器与方法 · 物理学 2026-03-06 Jia-Hao Zhong , Jin-Zhao Yang , Tao Yang , Xu-Heng Ding , Xi-Long Fan , Kai Liao , Bei You