中文
相关论文

相关论文: LISA for Cosmologists: Calculating the Signal-to-N…

200 篇论文

The detection of a stochastic background of gravitational waves could significantly impact our understanding of the physical processes that shaped the early Universe. The challenge lies in separating the cosmological signal from other…

广义相对论与量子宇宙学 · 物理学 2014-11-20 Matthew R. Adams , Neil J. Cornish

The Laser Interferometer Space Antenna (LISA) will open the mHz band of the gravitational wave spectrum for exploration. Sensitivity curves are a useful tool for surveying the types of sources that can be detected by the LISA mission. Here…

高能天体物理现象 · 物理学 2019-05-22 Travis Robson , Neil Cornish , Chang Liu

The random superposition of many weak sources will produce a stochastic background of gravitational waves that may dominate the response of the LISA (Laser Interferometer Space Antenna) gravitational wave observatory. Unless something can…

广义相对论与量子宇宙学 · 物理学 2014-11-17 Neil J. Cornish

A unique challenge for data analysis with the Laser Interferometer Space Antenna (LISA) is that the noise backgrounds from instrumental noise and astrophysical sources will change significantly over both the year and the entire mission.…

天体物理仪器与方法 · 物理学 2022-11-30 Matthew C. Digman , Neil J. Cornish

The Laser Interferometer Space Antenna will be the first Gravitational Wave observatory in space. It is scheduled to fly in the early 2030's. LISA design predicts sensitivity levels that enable the detection a Stochastic Gravitational Wave…

天体物理仪器与方法 · 物理学 2020-12-02 Nikolaos Karnesis , Marc Lilley , Antoine Petiteau

The Laser Interferometer Space Antenna (LISA) is expected to detect gravitational radiation from a large number of compact binary systems. We present a method by which these signals can be identified and have their parameters estimated. Our…

广义相对论与量子宇宙学 · 物理学 2009-11-11 Richard Umstätter , Nelson Christensen , Martin Hendry , Renate Meyer , Vimal Simha , John Veitch , Sarah Vigeland , Graham Woan

A plethora of gravitational wave stochastic backgrounds populate the sensitivity window of the Laser Interferometer Space Antenna. We show that LISA can detect the anisotropy of the background corresponding to the multipole moments of order…

天体物理学 · 物理学 2014-10-13 C. Ungarelli , A. Vecchio

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

The Laser Interferometer Space Antenna (LISA) is a planned space-based observatory to measure gravitational waves in the millihertz frequency band. This frequency band is expected to be dominated by signals from millions of Galactic…

广义相对论与量子宇宙学 · 物理学 2024-06-04 Stefan H. Strub , Luigi Ferraioli , Cédric Schmelzbach , Simon C. Stähler , Domenico Giardini

We conduct an analysis of the measurement abilities of distinctive LISA detector designs, examining the influence of LISA's low-frequency performance on the detection and characterization of massive black hole binaries. We are particularly…

广义相对论与量子宇宙学 · 物理学 2019-03-07 Michael L. Katz , Shane L. Larson

We calculate the angular resolution of the planned LISA detector, a space-based laser interferometer for measuring low-frequency gravitational waves from galactic and extragalactic sources. LISA is not a pointed instrument; it is an all-sky…

广义相对论与量子宇宙学 · 物理学 2009-10-30 Curt Cutler

This Technical Note (LISA reference LISA-LCST-SGS-TN-001) describes the computation of the noise power spectral density, the sensitivity curve and the signal-to-noise ratio for LISA (Laser Interferometer Antenna). It is an applicable…

天体物理仪器与方法 · 物理学 2021-08-04 Stanislav Babak , Martin Hewitson , Antoine Petiteau

In its observation band, the Laser Interferometer Space Antenna (LISA) will simultaneously observe stochastic gravitational-wave background (SGWB) signals of different origins; orbitally modulated waveforms from galactic white dwarf…

广义相对论与量子宇宙学 · 物理学 2021-05-18 Guillaume Boileau , Astrid Lamberts , Nelson Christensen , Neil J. Cornish , Renate Meyer

The analysis method currently proposed to search for isotropic stochastic radiation of primordial or astrophysical origin with the Laser Interferometer Space Antenna (LISA) relies on the combined use of two LISA channels, one of which is…

广义相对论与量子宇宙学 · 物理学 2008-11-26 E. L. Robinson , J. D. Romano , A. Vecchio

Recently it was shown that the inclusion of higher signal harmonics in the inspiral signals of binary supermassive black holes (SMBH) leads to dramatic improvements in parameter estimation with the Laser Interferometer Space Antenna (LISA).…

广义相对论与量子宇宙学 · 物理学 2010-04-15 K G Arun , Chandra Kant Mishra , Chris Van Den Broeck , B R Iyer , B S Sathyaprakash , Siddhartha Sinha

This paper investigates the impact of a lack of knowledge of the instrumental noise on the characterisation of stochastic gravitational wave backgrounds with the Laser Interferometer Space Antenna (LISA). We focus on constraints on modelled…

广义相对论与量子宇宙学 · 物理学 2023-08-03 Martina Muratore , Jonathan Gair , Lorenzo Speri

Detecting stochastic gravitational wave backgrounds (SGWBs) with The Laser Interferometer Space Antenna (LISA) is among the mission science objectives. Disentangling SGWBs of astrophysical and cosmological origin is a challenging task,…

宇宙学与河外天体物理 · 物理学 2024-05-14 Federico Pozzoli , Riccardo Buscicchio , Christopher J. Moore , Francesco Haardt , Alberto Sesana

The observation of massive black hole binary systems is one of the main science objectives of the Laser Interferometer Space Antenna (LISA). The instrument's design requirements have recently been revised: they set a requirement at…

广义相对论与量子宇宙学 · 物理学 2023-07-05 Geraint Pratten , Antoine Klein , Christopher J. Moore , Hannah Middleton , Nathan Steinle , Patricia Schmidt , Alberto Vecchio

We consider the general problem of estimating the inflight LISA noise power spectra and cross-spectra, which are needed for detecting and estimating the gravitational wave signals present in the LISA data. For the LISA baseline design and…

广义相对论与量子宇宙学 · 物理学 2009-11-10 Julien Sylvestre , Massimo Tinto

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
‹ 上一页 1 2 3 10 下一页 ›