Results 11 to 20 of about 11,377,426 (260)

The Logic of Quantum Mechanics Derived from Classical General Relativity [PDF]

open access: yes, 1997
For the first time it is shown that the logic of quantum mechanics can be derived from Classical Physics. An orthomodular lattice of propositions, characteristic of quantum logic, is constructed for manifolds in Einstein's theory of general relativity. A
Hadley, Mark J.
core   +1 more source

Time in quantum gravity [PDF]

open access: yes, 2012
Quantum gravity--the marriage of quantum physics with general relativity--is bound to contain deep and important lessons for the nature of physical time.
Vistarini, Tiziana   +5 more
core   +1 more source

Quantum Gravity: Motivations and Alternatives [PDF]

open access: yes, 2009
The mutual conceptual incompatibility between General Relativity and Quantum Mechanics / Quantum Field Theory is generally seen as the most essential motivation for the development of a theory of Quantum Gravity.
Hedrich, Reiner
core   +1 more source

Quantum vacuum energy in general relativity

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   +1 more source

SPACETIME OR QUANTUM PARTICLES: THE ONTOLOGY OF QUANTUM GRAVITY? [PDF]

open access: yes, 1996
The domains of quantum theory and general relativity overlap in situations where quantum mechanical effects cannot be ignored. In order to deal with this overlap of theoretical domains, there has been a tendency to apply the rules of quantum field theory
Peter J. Riggs   +2 more
core   +1 more source

Does Quantum Mechanics Clash with the Equivalence Principle – and Does it Matter? [PDF]

open access: yes, 2010
With an eye on developing a quantum theory of gravity, many physicists have recently searched for quantum challenges to the equivalence principle of general relativity.
Elias Okon   +3 more
core   +1 more source

Formal statement of the special principle of relativity [PDF]

open access: yes, 2013
While there is a longstanding discussion about the interpretation of the extended, general principle of relativity, there seems to be a consensus that the special principle of relativity is absolutely clear and unproblematic.
Gomori, Marton, Szabo, Laszlo E.
core   +1 more source

Spacetime and the Philosophical Challenge of Quantum Gravity [PDF]

open access: yes, 2001
We survey some philosophical aspects of the search for a quantum theory of gravity, emphasising how quantum gravity throws into doubt the treatment of spacetime common to the two `ingredient theories' (quantum theory and general relativity), as a 4 ...
Butterfield, Jeremy   +3 more
core   +1 more source

A conceptual analysis of Julian Barbour's time [PDF]

open access: yes, 2011
One of Julian Barbourâ s main aims is to solve the problem of time that appears in quantum geometrodynamics (QG). QG involves the application of canonical quantization procedure to the Hamiltonian formulation of General Relativity.
Kon, Maria
core   +6 more sources

Lectures on faster-than-light travel and time travel

open access: yesSciPost Physics Lecture Notes, 2019
These lecture notes were prepared for a 25-hour course for advanced undergraduate students participating in Perimeter Institute's Undergraduate Summer Program.
Barak Shoshany
doaj   +1 more source

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