Results 81 to 90 of about 1,952,544 (384)

Quantum Gravity phenomenology [PDF]

open access: yesPhysics World, 2003
9 pages, LaTex. These notes were prepared while working on an invited contribution to the November 2003 issue of Physics World, which focused on quantum gravity. They intend to give a non-technical introduction (accessible to readers from outside quantum gravity) to "Quantum Gravity Phenomenology"
openaire   +5 more sources

SYNCHRONOUS QUANTUM GRAVITY [PDF]

open access: yesInternational Journal of Modern Physics A, 2008
The implications of restricting the covariance principle within a Gaussian gauge are developed both on a classical and a quantum level. Hence, we investigate the cosmological issues of the obtained Schrödinger Quantum Gravity with respect to the asymptotically early dynamics of a generic Universe.
Giovanni Montani   +2 more
openaire   +3 more sources

Emergence of Weak Coupling at Large Distance in Quantum Gravity. [PDF]

open access: yesPhysical Review Letters, 2018
The Ooguri-Vafa swampland conjectures claim that in any consistent theory of quantum gravity, when venturing to large distances in scalar field space, a tower of particles will become light at a rate that is exponential in the field-space distance.
B. Heidenreich, M. Reece, Tom Rudelius
semanticscholar   +1 more source

Newtonian quantum gravity. [PDF]

open access: yesPhysics Essays, 2010
A Newtonian approach to quantum gravity is studied. At least for weak gravitational fields it should be a valid approximation. Such an approach could be used to point out problems and prospects inherent in a more exact theory of quantum gravity, yet to be discovered. Newtonian quantum gravity, e.g., shows promise for prohibiting black holes altogether (
openaire   +4 more sources

Quantum corrections and black hole spectroscopy

open access: yes, 2010
In the work \cite{BRM,RBE}, black hole spectroscopy has been successfully reproduced in the tunneling picture. As a result, the derived entropy spectrum of black hole in different gravity (including Einstein's gravity, Einstein-Gauss-Bonnet gravity and ...
A Yale   +67 more
core   +1 more source

Exploring Dipolar Dynamics and Ionic Transport in Metal‐Organic Frameworks: Experimental and Theoretical Insights

open access: yesAdvanced Functional Materials, EarlyView.
In this study, the interplay of dipolar dynamics and ionic charge transport in MOF compounds is investigated. Synthesizing the novel structure CFA‐25 with integrated freely rotating dipolar groups, local and macroscopic effects, including interactions with Cs cations are explored.
Ralph Freund   +6 more
wiley   +1 more source

Group Geometrical Axioms for Magic States of Quantum Computing

open access: yesMathematics, 2019
Let H be a nontrivial subgroup of index d of a free group G and N be the normal closure of H in G. The coset organization in a subgroup H of G provides a group P of permutation gates whose common eigenstates are either stabilizer states of the Pauli ...
Michel Planat   +3 more
doaj   +1 more source

Toward the Unification of Physics and Number Theory [PDF]

open access: yesReports in Advances of Physical Sciences, 2019
This paper introduces the notion of simplex-integers and shows how, in contrast to digital numbers, they are the most powerful numerical symbols that implicitly express the information of an integer and its set theoretic substructure.
Klee Irwin
doaj   +1 more source

Quantum-Gravity Phenomenology: Status and Prospects [PDF]

open access: yes, 2002
Over the last few years part of the quantum-gravity community has adopted a more optimistic attitude toward the possibility of finding experimental contexts providing insight on non-classical properties of spacetime.
Ahluwalia D.V.   +13 more
core   +3 more sources

Fermionic quantum gravity [PDF]

open access: yesNuclear Physics B, 2001
We study the statistical mechanics of random surfaces generated by NxN one-matrix integrals over anti-commuting variables. These Grassmann-valued matrix models are shown to be equivalent to NxN unitary versions of generalized Penner matrix models. We explicitly solve for the combinatorics of 't Hooft diagrams of the matrix integral and develop an ...
Richard J. Szabo, L. D. Paniak
openaire   +3 more sources

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