Results 131 to 140 of about 52,296 (249)

Quantum Field Theory of Black Hole Perturbations with Backreaction: I General Framework

open access: yesUniverse
In a seminal work, Hawking showed that natural states for free quantum matter fields on classical spacetimes that solve the spherically symmetric vacuum Einstein equations are KMS states of non-vanishing temperature.
Thomas Thiemann
doaj   +1 more source

The Black Hole Unification: Bridging Quantum Gravity, General Relativity, and the Cosmological Constant

open access: yes
A groundbreaking non-local gravity theory where black holes are the dynamic mediators of cosmic mysteries. 'The Black Hole Unification' presents a novel framework where 4D spacetime is an 'open system' interacting with an 'exo-spacetime field.' This approach offers a unique path to reconcile General Relativity and Quantum Mechanics by directly linking ...
openaire   +3 more sources

Quantum Effects on Cosmic Scales as an Alternative to Dark Matter and Dark Energy

open access: yesUniverse
The spin-torsion theory is a gauge theory approach to gravity that expands upon Einstein’s general relativity (GR) by incorporating the spin of microparticles. In this study, we further develop the spin-torsion theory to examine spherically symmetric and
Da-Ming Chen, Lin Wang
doaj   +1 more source

Det kosmologiska valet. Om Gud, big bang och universums existentiella mysterium

open access: yesSvensk Teologisk Kvartalskrift, 2013
One of the premises of the so-called Kalām Cosmological Argument is that the universe began to exist. Modem Big Bang cosmology may seem to provide remarkable support for this hypothesis, since it estimates the universe to be 13.7 billion years old.
Martin Lembke
doaj  

100 years of mathematical cosmology: Models, theories and problems, Part B. [PDF]

open access: yesPhilos Trans A Math Phys Eng Sci, 2022
Cotsakis S, Yefremov AP.
europepmc   +1 more source

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