The history of loop quantum gravity spans more than three decades of intense research. General relativity is the theory of gravitation published by Albert...
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Loop quantum gravity (LQG) is a theory of quantum gravity that incorporates matter of the Standard Model into the framework established for the intrinsic...
115 KB (16,616 words) - 19:25, 25 May 2025
Quantum gravity (QG) is a field of theoretical physics that seeks to describe gravity according to the principles of quantum mechanics. It deals with environments...
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Regge calculus, the Wheeler–DeWitt equation and loop quantum gravity. In the Hamiltonian formulation of ordinary classical mechanics the Poisson bracket...
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connections to quantum gravity, particle and condensed matter physics, cosmology, and pure mathematics. String theory represents an outgrowth of S-matrix theory...
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Semiclassical gravity is an approximation to the theory of quantum gravity in which one treats matter and energy fields as being quantum and the gravitational...
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instead of classical spacetime. String cosmology Brane cosmology Loop quantum cosmology Top-down cosmology Non-standard cosmology Loop quantum gravity Canonical...
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Euclidean quantum gravity is a version of quantum gravity. It seeks to use the Wick rotation to describe the force of gravity according to the principles of quantum...
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Causal dynamical triangulation (redirect from Discrete Lorentzian quantum gravity)
Jan Ambjørn and Jerzy Jurkiewicz, is an approach to quantum gravity that, like loop quantum gravity, is background independent. This means that it does...
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In quantum gravity, quantum geometry is the set of mathematical concepts that generalize geometry to describe physical phenomena at distance scales comparable...
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cosmological inflation, and loop quantum gravity. Also, a specific microscopic model has been proposed that indeed leads to entropic gravity emerging at large scales...
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history of quantum mechanics is a fundamental part of the history of modern physics. The major chapters of this history begin with the emergence of quantum...
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working to develop a theory of gravity consistent with quantum mechanics, a quantum gravity theory, which would allow gravity to be united in a common mathematical...
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Spin foam (category Loop quantum gravity)
description of quantum gravity. These structures are employed in loop quantum gravity as a version of quantum foam. The covariant formulation of loop quantum gravity...
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Induced gravity (or emergent gravity) is an idea in quantum gravity that spacetime curvature and its dynamics emerge as a mean field approximation of underlying...
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intermediate step towards quantum gravity. QFT in curved spacetime is expected to be a viable approximation to the theory of quantum gravity when spacetime curvature...
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high energies. The novelty of this approach, compared to previous approaches to quantum gravity such as loop quantum gravity, is that it uses concepts...
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Carlo Rovelli (category Loop quantum gravity researchers)
of the Santa Fe Institute in The United States. Rovelli works mainly in the field of quantum gravity and is a founder of the theory of loop quantum gravity...
33 KB (3,707 words) - 17:04, 28 May 2025
Dilaton (section The dilaton in quantum gravity)
Robert (1996). "Canonical reduction of two-dimensional gravity for particle dynamics". Classical and Quantum Gravity. 13 (9): 2585–2602. arXiv:gr-qc/9605004...
11 KB (1,319 words) - 04:10, 30 January 2025
Although originally proposed by Steven Weinberg to find a theory of quantum gravity, the idea of a nontrivial fixed point providing a possible UV completion...
45 KB (5,929 words) - 11:11, 7 June 2025
Abhay Ashtekar (category Loop quantum gravity researchers)
of the founders of loop quantum gravity and its subfield loop quantum cosmology. Ashtekar has also written a number of descriptions of loop quantum gravity...
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objective passage of time. Motivated by the Immirzi ambiguity in loop quantum gravity and the near-conformal invariance of the standard model of elementary particles...
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Graviton (category Quantum gravity)
In theories of quantum gravity, the graviton is the hypothetical elementary particle that mediates the force of gravitational interaction. There is no...
19 KB (2,084 words) - 06:47, 9 June 2025
Jorge Pullin (category Loop quantum gravity researchers)
(with R. Gambini) Loops, Knots, Gauge Theories and Quantum Gravity surveys the state of the art in loop quantum gravity at the time of its publication....
17 KB (1,831 words) - 20:58, 1 April 2025
Big Bounce (redirect from Quantum bounce)
(1911–2008) Loop quantum cosmology – Finite, symmetry-reduced model of loop quantum gravity Loop quantum gravity – Theory of quantum gravity, merging quantum mechanics...
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of quantum gravity such as loop quantum gravity and others are thought by some to be promising candidates to the mathematical unification of quantum field...
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Lee Smolin (category Loop quantum gravity researchers)
to quantum gravity theory, in particular the approach known as loop quantum gravity. He advocates that the two primary approaches to quantum gravity, loop...
25 KB (2,905 words) - 19:43, 7 June 2025
theory, loop quantum gravity, E8 theory and asymptotic safety theory amongst many others. In Newton's law of universal gravitation, gravity was an external...
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Black hole thermodynamics (redirect from Laws of black hole mechanics)
the calculation of Bekenstein–Hawking entropy from the point of view of loop quantum gravity. The current accepted microstate ensemble for black holes is...
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that would be felt at a distance. Motivated by such philosophy of loop quantum gravity, recently it has been shown that such conceptions can be realized...
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