Results 61 to 70 of about 18,093 (220)

Limits of Astrophysics with Gravitational-Wave Backgrounds

open access: yesPhysical Review X, 2016
The recent Advanced LIGO detection of gravitational waves from the binary black hole GW150914 suggests there exists a large population of merging binary black holes in the Universe.
Thomas Callister   +4 more
doaj   +1 more source

Gravitational waves in Newton’s gravitation and criticism of gravitational waves resulting from the General Theory of Relativity (LIGO)

open access: yesҚарағанды университетінің хабаршысы. Физика сериясы, 2019
The most important conclusion from this article is that from the General Theory of Relativity do not result any gravitational waves, but just ordinary modulation of the gravitational field intensities caused by rotating of bodies.
Р. Шостэк   +2 more
doaj   +1 more source

Search for compact dark matter objects in the solar system with LIGO data

open access: yesPhysics Letters B, 2020
Dark matter could be composed of compact dark objects (CDOs). A close binary of CDOs orbiting in the interior of solar system bodies can be a loud source of gravitational waves (GWs) for the LIGO and VIRGO detectors.
C.J. Horowitz, M.A. Papa, S. Reddy
doaj   +1 more source

Impact of Shipping Emission Regulations on Atmospheric Vanadium Along U.S. North Atlantic Coast and Over the Western North Atlantic Ocean

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 10, 28 May 2026.
Abstract Ship emissions from high sulfur residual fuel oil (RFO) are a major source of air pollution in coastal and marine environments. Emissions include sulfur oxides as well as fine particulate matter (PM2.5) enriched in vanadium (V) and nickel (Ni).
Francesca Gallo   +15 more
wiley   +1 more source

Data release for Tests of General Relativity with GWTC-3

open access: yes, 2022
This is the full posterior samples release of the following analyses reported in the paper Tests of General Relativity with GWTC-3 from the LIGO Scientific Collaboration, Virgo Collaboration, and KAGRA Collaboration: Inspiral-merger-ringdown ...
LIGO Scientific Collaboration, Virgo Collaboration, and KAGRA Collaboration
core   +1 more source

Photon‐Sphere Modes in Curved Optical Microcavities: A Black‐Hole Analogue Laser

open access: yesAdvanced Science, Volume 13, Issue 28, 18 May 2026.
An optical analogue of a Schwarzschild black hole is realized using curved microcavities that preserve light‐like geodesics. A new family of laser modes confined around the photon sphere is identified alongside conventional whispering‐gallery modes. Analytical theory, numerical simulations, and experiments reveal curvature‐induced confinement, enabling
Chenni Xu   +9 more
wiley   +1 more source

On Gamification in the Context of Education: A Systematic Review and Evaluation Framework

open access: yesComputer Applications in Engineering Education, Volume 34, Issue 3, May 2026.
ABSTRACT The application of gamification techniques in education is becoming increasingly common across different educational stages and disciplines. However, the widespread acceptance of their benefits leads to their implementation without verifying whether these benefits occur, what they are, and to what extent.
Javier Muñoz‐Calle   +3 more
wiley   +1 more source

Peccei-Quinn phase transition at LIGO

open access: yesJournal of High Energy Physics, 2020
The LIGO observatories can potentially detect stochastic gravitational waves arising from phase transitions which happened in the early universe at temperatures around T ∼ 108 GeV.
Benedict von Harling   +3 more
doaj   +1 more source

Autoparallels and the Inverse Problem of the Calculus of Variations

open access: yesFortschritte der Physik, Volume 74, Issue 5, May 2026.
ABSTRACT We prove that autoparallel curves associated with a torsion‐free but not necessarily metric‐compatible affine connection can be derived from an action principle. We explicitly construct the action functional and show by standard variational techniques that it produces the desired equations.
Lavinia Heisenberg
wiley   +1 more source

Report on an all-sky LIGO search for periodic gravitational waves in the S4 data [PDF]

open access: yes, 2008
We report on an all-sky search with the LIGO detectors for periodic gravitational waves in the frequency range 50-1000 Hz and having a negative frequency time derivative with magnitude between zero and 10-8 Hz/s.
Amin, R   +23 more
core   +1 more source

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