Results 31 to 40 of about 15,075 (298)

Observing gravitational waves with a single detector [PDF]

open access: yesClassical and Quantum Gravity, 2017
8 pages, 4 figures; published in CQG; minor updates to match published ...
T A Callister   +4 more
openaire   +3 more sources

The First Detection of Gravitational Waves

open access: yesUniverse, 2017
This article deals with the first detection of gravitational waves by the advanced Laser Interferometer Gravitational Wave Observatory (LIGO) detectors on 14 September 2015, where the signal was generated by two stellar mass black holes with masses 36
Andrzej Królak, Mandar Patil
doaj   +1 more source

Probing the gravitational wave background from cosmic strings with the alternative LISA-TAIJI network

open access: yesEuropean Physical Journal C: Particles and Fields, 2023
As one of the detection targets of all gravitational wave detectors today, the stochastic gravitational wave background (SGWB) provides an important means of understanding the evolution of our universe.
Bo-Rui Wang, Jin Li, He Wang
doaj   +1 more source

Barrow entropy and stochastic gravitational wave background generated from cosmological QCD phase transition

open access: yesPhysics Letters B, 2023
In this work we investigate the stochastic gravitational wave background generated during the first-order cosmological QCD phase transition of the early universe in the framework of the Barrow entropy.
Qi-Min Feng   +3 more
doaj   +1 more source

Advanced research directions in gravitational wave detectors

open access: yesФизика волновых процессов и радиотехнические системы, 2021
The general principles of gravitational waves detection are considered in this paper. Current gravitational wave detectors represent modernized Michelson interferometer – LIGO-detector.
Ivan P. Ohrymenko   +2 more
doaj   +1 more source

Hearing Higgs with gravitational wave detectors [PDF]

open access: yesJournal of Cosmology and Astroparticle Physics, 2021
AbstractThe relic gravitational wave background due to tensor linear perturbations generated during Higgs inflation is computed. Both the Standard Model and a well-motivated phenomenological completion (that accounts for all the experimentally confirmed evidence of new physics) are considered. We focus on critical Higgs inflation, which improves on the
openaire   +5 more sources

Controlling and Calibrating Interferometric Gravitational Wave Detectors [PDF]

open access: yes, 2021
In September 2015, the Advanced LIGO detectors made the first direct detection of gravitational waves from a binary black hole merger [1]. Since then, around fifty total gravitational wave detections have been reported by Advanced LIGO and Advanced Virgo
Cahillane, Craig Russell
core   +1 more source

Implementation of an Efficient Bayesian Search for Gravitational-wave Bursts with Memory in Pulsar Timing Array Data

open access: yesThe Astrophysical Journal, 2023
The standard Bayesian technique for searching pulsar timing data for gravitational-wave bursts with memory (BWMs) using Markov Chain Monte Carlo (MCMC) sampling is very computationally expensive to perform. In this paper, we explain the implementation of
Jerry Sun   +4 more
doaj   +1 more source

Lensing Magnification Seen by Gravitational Wave Detectors

open access: yesUniverse, 2021
In this paper, we studied the gravitational lensing of gravitational wave events. The probability that an observed gravitational wave source has been (de-)amplified by a given amount is a detector-dependent quantity which depends on different ingredients:
Giulia Cusin, Ruth Durrer, Irina Dvorkin
doaj   +1 more source

Gravitational Waves and Black Holes [PDF]

open access: yesEPJ Web of Conferences, 2023
We summarise the present status of the gravitational wave detectors on the Earth.Then, we discuss some of the most intriguing results obtained during the last data collection O3.
Ricci Fulvio
doaj   +1 more source

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