Results 31 to 40 of about 2,849,050 (231)

Search for Lensing Signatures in the Gravitational-Wave Observations from the First Half of LIGO–Virgo’s Third Observing Run [PDF]

open access: yes, 2021
We search for signatures of gravitational lensing in the gravitational-wave signals from compact binary coalescences detected by Advanced Laser Interferometer Gravitational-wave Observatory (LIGO) and Advanced Virgo during O3a, the first half of their ...
The Ligo Scientific Collaboration   +499 more
semanticscholar   +1 more source

Squeezing for cosmic symphony

open access: yesAAPPS Bulletin, 2023
We briefly review the status of applying quantum squeezing to aid the search for gravitational waves with km-scale laser interferometers operating in the audio frequency band.
Mengyao Wang, Fan Zhang
doaj   +1 more source

Using DWS Optical Readout to Improve the Sensitivity of Torsion Pendulum

open access: yesSensors, 2023
In space gravitational wave detection missions, a drag-free system is used to keep the test mass (TM) free-falling in an ultralow-noise environment.
Shaoxin Wang   +8 more
doaj   +1 more source

Gravitational-wave physics and astronomy in the 2020s and 2030s

open access: yesNature Reviews Physics, 2021
The 100 years since the publication of Albert Einstein’s theory of general relativity saw significant development of the understanding of the theory, the identification of potential astrophysical sources of sufficiently strong gravitational waves and ...
M. Bailes   +33 more
semanticscholar   +1 more source

Current status of space gravitational wave antenna DECIGO and B-DECIGO [PDF]

open access: yesProgress of Theoretical and Experimental Physics, 2020
The Deci-hertz Interferometer Gravitational Wave Observatory (DECIGO) is a future Japanese space mission with a frequency band of 0.1 Hz to 10 Hz. DECIGO aims at the detection of primordial gravitational waves, which could have been produced during the
Seiji Kawamura   +86 more
semanticscholar   +1 more source

Probing supermassive black hole binaries with orbital resonances of laser-ranged satellites

open access: yesEuropean Physical Journal C: Particles and Fields, 2023
Coalescing supermassive black hole binaries (SMBHBs) are the primary source candidates for low frequency gravitational wave (GW) detections, which could bring us deep insights into galaxy evolutions over cosmic time and violent processes of spacetime ...
Minghui Du   +4 more
doaj   +1 more source

Review of closed drift thruster neutral flow dynamics

open access: yesAIP Advances, 2023
Operation of closed drift thruster (CDT) relies mainly on neutral gas, whose trajectory and distribution in the flow field have a significant influence on performance.
Shixu Lu   +7 more
doaj   +1 more source

A Broadband Signal Recycling Scheme for Approaching the Quantum Limit from Optical Losses

open access: yesGalaxies, 2021
Quantum noise limits the sensitivity of laser interferometric gravitational-wave detectors. Given the state-of-the-art optics, the optical losses define the lower bound of the best possible quantum-limited detector sensitivity.
Teng Zhang, Joe Bentley, Haixing Miao
doaj   +1 more source

Advanced Virgo: a second-generation interferometric gravitational wave detector [PDF]

open access: yes, 2014
Advanced Virgo is the project to upgrade the Virgo interferometric detector of gravitational waves, with the aim of increasing the number of observable galaxies (and thus the detection rate) by three orders of magnitude. The project is now in an advanced
F. Acernese   +228 more
semanticscholar   +1 more source

Mapping the gravitational wave background [PDF]

open access: yes, 2001
The gravitational wave sky is expected to have isolated bright sources superimposed on a diffuse gravitational wave background. The background radiation has two components: a confusion limited background from unresolved astrophysical sources; and a ...
  +14 more
core   +3 more sources

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