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- |name=GW150914|event_type=[[Gravitational wave]]|discovery={{circa}} 1.4 billion years ago <br> ...gravitational-wave-detection-heralds-new-era-of-science-0211201644/ |title=Gravitational Wave Detection Heralds New Era of Science |work=Sky and Telescope |date=11 ...70 KB (9,401 words) - 21:18, 21 February 2025
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- ...acuum]]. Such a metric is often studied in the context of [[gravitational waves]]. The metric is named for [[Israel]]i physicist [[Asher Peres]], who firs ...te journal |last1=Peres |first1=Asher |year=1959 |title=Some Gravitational Waves |journal=[[Phys. Rev. Lett.]] |volume=3 |issue=12 |pages=571–572 |doi=10.11 ...1 KB (155 words) - 07:14, 19 April 2024
- ...l relativity]], the '''quadrupole formula''' describes the rate at which [[gravitational wave]]s are emitted from a system of masses based on the change of the (mas ...ation of the metric, i.e. the gravitational wave. <math> G </math> is the gravitational constant, <math> c </math> the speed of light in vacuum, and <math>I_{ij}</ ...2 KB (308 words) - 02:47, 5 March 2024
- ...About one solar mass was converted to energy in the form of gravitational waves.<ref>{{cite web|title=LIGO and Virgo announce the detection of a black hole This was the first gravitational wave detection where the scientific article announcing the discovery was po ...3 KB (425 words) - 18:08, 22 January 2025
- ...ls, spacetime is seen as a dynamic entity influenced by quantum fields and gravitational anomalies. === Gravitational Anomalies and Indirect Detection === ...8 KB (1,076 words) - 05:31, 16 November 2024
- ...smic body waves are compressional waves ([[P-waves]]) and shear waves ([[S-waves]]). Both have speeds that are determined by the [[Elasticity (physics)|elas ...an be considered a fluid in [[hydrostatic equilibrium]], it is acted on by gravitational attraction from the part of the Earth that is below it and pressure from th ...5 KB (708 words) - 13:38, 25 June 2024
- ...the case of [[bremsstrahlung]]. It can also be applied in the context of [[gravitational radiation]], and more recently to other field theories by [[Carl Friedrich ===Gravitational radiation=== ...5 KB (708 words) - 05:59, 21 January 2024
- {{Short description|Gravitational wave detection tool}} ...itational wave background).<ref name=":1">{{Cite web |title=Evidence for a Gravitational-Wave Background {{!}} NANOGrav |url=https://nanograv.org/15yr/Summary/Backg ...13 KB (1,741 words) - 00:25, 14 July 2024
- {{short description|Non-local model for non-linear dispersive waves}} ==Water waves== ...7 KB (861 words) - 06:49, 25 October 2024
- ...nary's [[Orbital decay|inspiral]] phase. In [[gravitational-wave astronomy|gravitational wave data analysis]], it is easier to measure the chirp mass than the two c ...ate=April 1996 |doi=10.1088/0264-9381/13/4/002 |arxiv=gr-qc/9602024 |title=Gravitational waveforms from inspiralling compact binaries to second-post-Newtonian order ...10 KB (1,479 words) - 17:58, 18 July 2024
- ...f>Zerilli, F. J. (1970). Effective potential for even-parity Regge-Wheeler gravitational perturbation equations. Physical Review Letters, 24(13), 737.</ref> The per ...\,1</math> are irrelevant because they do not evolve with time. Physically gravitational perturbations with <math>l=0</math> (monopole) mode represents a change in ...9 KB (1,336 words) - 16:52, 11 November 2024
- ...enter of the merged [[galaxy]] and coalesce after emitting [[gravitational waves]]. Spin-flips are significant astrophysically since a number of physical pr ...fficiently small, emission of energy and angular momentum in the form of [[gravitational radiation]] will cause the orbital separation to drop. Eventually, the sma ...7 KB (1,027 words) - 21:40, 30 September 2023
- ...the influence of a classical [[gravitational field]]. It is the [[gravity|gravitational]] analog of the well-known [[Aharonov–Bohm effect]], which is about the qua ...n electric version of the Aharonov-Bohm effect that is most similar to the gravitational effect which has been experimentally observed. This electric effect is caus ...10 KB (1,614 words) - 04:27, 10 July 2024
- ...tational-waves-means-expansion-universe|title=What detecting gravitational waves means for the expansion of the universe|last=Grossman|first=Lisa|date=2017- ...7 KB (940 words) - 02:03, 25 May 2024
- ...d]] is described by a single component [[Gravitational potential|Newtonian gravitational potential]]. This raises the question to identify the Newtonian potential w The definition of the non-relativistic gravitational fields provides the answer to this question, and thereby describes the imag ...10 KB (1,448 words) - 21:14, 22 September 2024
- {{short description|Waves created by the redirection of supersonic flow along a curved surface}} ...where {{mvar|M}} is the Mach number immediately before the wave. Expansion waves are divergent because as the flow expands the value of Mach number increase ...6 KB (1,010 words) - 07:20, 24 September 2024
- ...dom walk]] in orientation of a [[binary star]]'s orbital plane, induced by gravitational perturbations from passing stars. the latter expression is valid in the limit that [[gravitational focusing]] dominates the encounter rate. The rate of encounters with stars ...6 KB (1,003 words) - 17:27, 9 November 2019
- ...[[Quantum Field Theory|quantum fields]] and [[gravitational memory effect|gravitational wave memories]]. ...es of spacetime seen by observers located far away from all sources of the gravitational field, would be to extend and reproduce the symmetries of flat spacetime of ...18 KB (2,491 words) - 06:21, 21 February 2025
- ...rgument''' places a theoretical upper bound on the amount of gravitational waves produced during inflation, given the amount of departure from the homogenei * During slow-roll inflation, the ratio of gravitational waves to inhomogeneities of the [[Cosmic microwave background|CMB]] is correlated ...10 KB (1,436 words) - 19:17, 7 May 2023
- ...of [[gravitation]].<!--for now just Newtonian gravitation and the GEM weak gravitational field and slow-motion limit of general relativity--> ===Gravitational mass and inertia=== ...13 KB (1,839 words) - 19:32, 13 December 2023
- ...d who has made many other valuable contributions to our knowledge of water waves. ...height ''H''<sub>b</sub> at the edge of the [[surf zone]]. Or, for random waves, the [[significant wave height]] ''H''<sub>s</sub> at a certain location. ...7 KB (987 words) - 05:02, 21 November 2024