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相关论文: MFB: A Mid-Frequency-Band Space Gravitational Wave…

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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…

We propose a tunable resonant sensor to detect gravitational waves in the frequency range of 50-300 kHz using optically trapped and cooled dielectric microspheres or micro-discs. The technique we describe can exceed the sensitivity of…

广义相对论与量子宇宙学 · 物理学 2015-06-05 Asimina Arvanitaki , Andrew A. Geraci

The gravitational wave GW170817 from a binary neutron star merger and the simultaneous electromagnetic detection of the GRB170817A by Fermi Gamma-Ray Space Telescope, opened a new era in the multi-messenger astronomy. Furthermore, the GRBs…

高能天体物理现象 · 物理学 2024-07-16 Alessandro Drago , Simone Bini , Mariangela Cestelli Guidi , Augusto Marcelli , Valerio Bocci , Emanuele Pace

The electromagnetic counterparts to gravitational wave (GW) merger events are highly sought after, but difficult to find owing to large localization regions. In this study, we present a strategy to search for compact object merger radio…

高能天体物理现象 · 物理学 2021-11-10 K. Gourdji , A. Rowlinson , R. A. M. J. Wijers , J. W. Broderick , A. Shulevski , P. G. Jonker

We propose a gravitational wave detector based on ultrastable optical cavities enabling the detection of gravitational wave signals in the mostly unexplored $10^{-5}-1$ Hz frequency band. We illustrate the working principle of the detector…

天体物理仪器与方法 · 物理学 2025-10-06 G. Barontini , X. Calmet , V. Guarrera , A. Smith , A. Vecchio

The Galactic massive black hole (MBH), with a mass of Mbh=3.6\times10^6 Solar masses, is the closest known MBH, at a distance of only 8 kpc. The proximity of this MBH makes it possible to observe gravitational waves from stars with periapse…

天体物理学 · 物理学 2008-11-26 Clovis Hopman , Marc Freitag , Shane L. Larson

We present a new differential mechanical gradiometer for the detection of low-frequency Gravitational Waves. The frequency range is 0.05 to 1 Hz, a frequency gap not covered either by future space-based detectors such as LISA or by…

The existing high technology laser-beam detectors of gravitational waves may find very useful applications in an unexpected area - geophysics. To make possible the detection of weak gravitational waves in the region of high frequencies of…

广义相对论与量子宇宙学 · 物理学 2014-11-17 L. P. Grishchuk , V. V. Kulagin , V. N. Rudenko , A. Serdobolski

We study the impact of gas accretion on the orbital evolution of black-hole binaries initially at large separation in the band of the planned Laser Interferometer Space Antenna (LISA). We focus on two sources: (i)~stellar-origin black-hole…

高能天体物理现象 · 物理学 2020-06-15 Andrea Caputo , Laura Sberna , Alexandre Toubiana , Stanislav Babak , Enrico Barausse , Sylvain Marsat , Paolo Pani

We examine the nHz gravitational wave (GW) foreground of stars and black holes (BHs) orbiting SgrA* in the Galactic Center. A cusp of stars and BHs generates a continuous GW spectrum below 40 nHz; individual BHs within 1 mpc to SgrA* stick…

星系天体物理 · 物理学 2015-05-30 Bence Kocsis , Alak Ray , Simon Portegies Zwart

Massive black hole binaries (MBHBs) could be the loudest gravitational-wave (GW) sources in milli-Hertz (mHz) GW band, but their dynamical evolution may stall when the black holes reach the innermost parsec of a galaxy. Such a "final-parsec…

高能天体物理现象 · 物理学 2023-12-25 Liang-Gui Zhu , Xian Chen

The LIGO/Virgo gravitational-wave (GW) interferometers have to-date detected ten merging black hole (BH) binaries, some with masses considerably larger than had been anticipated. Stellar-mass BH binaries at the high end of the observed mass…

Gravitational wave astronomy has now left its infancy and has become an important tool for probing the most violent phenomena in our universe. The LIGO/Virgo-KAGRA collaboration operates ground based detectors which cover the frequency band…

天体物理仪器与方法 · 物理学 2021-07-07 Pau Amaro-Seoane , Lea Bischof , Jonathan J. Carter , Marie-Sophie Hartig , Dennis Wilken

We present the analysis of between 50 and 100 hrs of coincident interferometric strain data used to search for and establish an upper limit on a stochastic background of gravitational radiation. These data come from the first LIGO science…

广义相对论与量子宇宙学 · 物理学 2008-11-26 LIGO Scientific Collaboration , B. Abbott

Stellar mass compact objects in short period orbits about a $10^{4.5}$--$10^{7.5}$ solar mass massive black hole (MBH) are thought to be a significant continuous-wave source of gravitational radiation for the ESA/NASA Laser Interferometer…

天体物理学 · 物理学 2010-12-13 Louis J. Rubbo , Kelly Holley-Bockelmann , Lee Samuel Finn

Detecting gravitational waves with frequencies higher than 10 kHz requires new strategies. In previous papers, we proposed magnon gravitational wave detectors and gave the first limit on GHz gravitational waves by reinterpreting the…

广义相对论与量子宇宙学 · 物理学 2023-09-07 Asuka Ito , Jiro Soda

Understanding the formation and evolution of the stellar-mass binary black holes discovered by LIGO and Virgo is a challenge that spans many areas of astrophysics, from stellar evolution, dynamics and accretion disks, to possible exotic…

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

The next decade is expected to see the launch of one or more space based gravitational wave detectors: the European lead Laser Interferometer Space Antenna (LISA); and one or more Chinese mission concepts, Taiji and TianQin. One of the…

广义相对论与量子宇宙学 · 物理学 2022-02-16 Neil J. Cornish

A major challenge for gravitational-wave (GW) detection in the $\mu$Hz band is engineering a test mass (TM) with sufficiently low acceleration noise. We propose a GW detection concept using asteroids located in the inner Solar System as…

广义相对论与量子宇宙学 · 物理学 2022-05-19 Michael A. Fedderke , Peter W. Graham , Surjeet Rajendran