Results 11 to 20 of about 250,232 (209)

Gravitational Fields and Gravitational Waves [PDF]

open access: yesPhysics Essays, 2021
Abstract For any object with finite velocity, the relative velocity between them will affect the effect between them. This effect can be called the chasing effect (general Doppler effect). LIGO discovered gravitational waves and measured the speed of gravitational waves equal to the speed of light c. Gravitational waves are generated due to the
openaire   +14 more sources

Gravitational Waves from Gravitational Collapse [PDF]

open access: yesLiving Reviews in Relativity, 2003
68 pages including 13 figures; revised version accepted for publication in Living Reviews in Relativity (http://www.livingreviews.org)
Chris L. Fryer, Kimberly C.B. New
openaire   +9 more sources

Gravitational Lenses [PDF]

open access: yesSymposium - International Astronomical Union, 1993
In approximately half the systems currently recognized as strongly gravitationally lensed, the background object is an extragalactic radio source. Radio observations have played an important role in the identification of lensed systems, and the properties of radio sources allow some of the astrophysical applications of lensing to be realized.
openaire   +2 more sources

Are Newtonian Gravitation and Geometrized Newtonian Gravitation Theoretically Equivalent? [PDF]

open access: yes, 2014
I argue that a criterion of theoretical equivalence due to Clark Glymour [Nous 11(3), 227-251 (1977)] does not capture an important sense in which two theories may be equivalent.
Weatherall, James Owen
core   +4 more sources

Parcours, pratique théorique et documents scientifiques « privés » du physicien Jacques Solomon

open access: yesComptes Rendus. Physique, 2022
Jacques Solomon (1908-1942) is an important figure in the theoretical physics of the 1930s in France. His published works and the personal documents that have been entrusted to me, reveal specific writing processes and theoretical elaborations, which his
Bustamante De La Ossa, Martha-Cecilia
doaj   +1 more source

Gravitation-based personalized recommendation algorithm

open access: yes工程科学学报, 2015
A recommendation algorithm is proposed by introducing the universal law of gravitation into a recommendation system. This new algorithm is named as the gravitation-based personalized recommendation (GBPR) algorithm.
WANG Guo-xia, LIU He-ping, LI Qing
doaj   +1 more source

On the invisibility and impact of Robert Hooke’s theory of gravitation

open access: yesOpen Philosophy, 2020
Robert Hooke’s theory of gravitation is a promising case study for probing the fruitfulness of Menachem Fisch’s insistence on the centrality of trading zone mediators for rational change in the history of science and mathematics.
Guicciardini Niccolò
doaj   +1 more source

Probing Yukawian gravitational potential by numerical simulations. I. Changing N-body codes [PDF]

open access: yes, 2009
In the weak field limit general relativity reduces, as is well known, to the Newtonian gravitation. Alternative theories of gravity, however, do not necessarily reduce to Newtonian gravitation; some of them, for example, reduce to Yukawa-like potentials ...
A. Toomre   +16 more
core   +1 more source

General relativistic theory of gravity and electricity

open access: yesRevista de Investigación de Física, 2022
As gravitation and electromagnetism are closely analogous long-range interactions, and the current formulation of gravitation is given in terms of geometry, we expect the latter also to appear throug the geometry.
Mississippi Valenzuela
doaj   +2 more sources

The Equivalence Principle Revisited [PDF]

open access: yes, 2002
A precise formulation of the strong Equivalence Principle is essential to the understanding of the relationship between gravitation and quantum mechanics.
Aldrovandi, R.   +2 more
core   +2 more sources

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