Results 11 to 20 of about 2,694 (262)

Quantum vacuum energy in general relativity [PDF]

open access: yesEuropean Physical Journal C: Particles and Fields, 2018
The paper deals with the scale discrepancy between the observed vacuum energy in cosmology and the theoretical quantum vacuum energy (cosmological constant problem).
Christian Henke
doaj   +3 more sources

Quantum Gravity in Everyday Life: General Relativity as an Effective Field Theory

open access: yesLiving Reviews in Relativity, 2004
This article is meant as a summary and introduction to the ideas of effective field theory as applied to gravitational systems, ideas which provide the theoretical foundations for the modern use of general relativity as a theory from which precise ...
Burgess Cliff P.
doaj   +2 more sources

The Confrontation between General Relativity and Experiment

open access: yesLiving Reviews in Relativity, 2001
The status of experimental tests of general relativity and of theoretical frameworks for analysing them are reviewed. Einstein's equivalence principle (EEP) is well supported by experiments such as the Eötvös experiment, tests of special relativity, and ...
Will Clifford
doaj   +2 more sources

The Confrontation between General Relativity and Experiment

open access: yesLiving Reviews in Relativity, 2006
The status of experimental tests of general relativity and of theoretical frameworks for analyzing them is reviewed. Einstein’s equivalence principle (EEP) is well supported by experiments such as the Eötvös experiment, tests of special relativity, and ...
Will Clifford M.
doaj   +2 more sources

Nonlinear optical simulation of the post-Newton Schrödinger equation [PDF]

open access: yesNature Communications
One of the grand open problems of modern physics is the unification of Einstein’s general relativity and quantum mechanics. This challenge has been approached by the greatest physicists but there is still no complete theory and experimental evidence ...
Omer Paz   +3 more
doaj   +2 more sources

Quantum signatures in nonlinear gravitational waves [PDF]

open access: yesQuantum, 2022
The effective quantum field theory description of gravity, despite its non-renormalizability, allows for predictions beyond classical general relativity.
Thiago Guerreiro   +4 more
doaj   +1 more source

Towards Multifractality through an Ernst-Type Potential in Complex Systems Dynamics

open access: yesEntropy, 2023
Some possible correspondences between the Scale Relativity Theory and the Space–Time Theory can be established. Since both the multifractal Schrödinger equation from the Scale Relativity Theory and the General Relativity equations for a gravitational ...
Vlad Ghizdovat   +5 more
doaj   +1 more source

"Mysteries" of modern physics and the fundamental constants c, h, and G

open access: yesQuanta, 2022
We review how the kinematic structures of special relativity and quantum mechanics both stem from the relativity principle, i.e., "no preferred reference frame" (NPRF). Essentially, NPRF applied to the measurement of the speed of light c gives the light
W. M. Stuckey   +2 more
doaj   +1 more source

A generalized quantum relative entropy

open access: yesAdvances in Mathematics of Communications, 2020
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Luiza Helena Félix de Andrade   +2 more
openaire   +3 more sources

An Improved Framework for Quantum Gravity

open access: yesUniverse, 2020
General relativity has two fundamental problems that render it unsuitable for tackling the gravitational field’s quantization. The first problem is the lack of a genuine gravitational variable representing gravitation only, inertial forces apart.
José G. Pereira, Diego F. López
doaj   +1 more source

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