Results 111 to 120 of about 2,199,115 (208)

Loop Quantum Cosmology, Modified Gravity and Extra Dimensions

open access: yesUniverse, 2016
Loop quantum cosmology (LQC) is a framework of quantum cosmology based on the quantization of symmetry reduced models following the quantization techniques of loop quantum gravity (LQG).
Xiangdong Zhang
doaj   +1 more source

Physics with large extra dimensions [PDF]

open access: yesNuclear Physics B - Proceedings Supplements, 2003
The recent understanding of string theory opens the possibility that the string scale can be as low as a few TeV. The apparent weakness of gravitational interactions can then be accounted by the existence of large internal dimensions, in the sub-millimeter region.
openaire   +2 more sources

Higher-Dimensional Unified Theories with Fuzzy Extra Dimensions

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2010
Theories defined in higher than four dimensions have been used in various frameworks and have a long and interesting history. Here we review certain attempts, developed over the last years, towards the construction of unified particle physics models in ...
Athanasios Chatzistavrakidis   +1 more
doaj   +1 more source

Universal Extra Dimension

open access: yes, 2008
This is a brief discussion of the following features of the Universal Extra Dimension (UED) model: (i) Formulation, (ii) Indirect bounds, (iii) Collider search and the Inverse Problem, (iv) Astrophysical bounds, and (v) UED with two extra dimensions.
openaire   +2 more sources

Complementary probes of warped extra dimension: colliders, gravitational waves and primordial black holes from phase transitions

open access: yesJournal of High Energy Physics
We study the formation of primordial black holes (PBHs) and stochastic gravitational waves background (SGWB) produced by the supercooled radion phase transition (PT) in warped extra-dimension models solving the gauge hierarchy problem. We first determine
Anish Ghoshal   +3 more
doaj   +1 more source

Formation of Neural Circuits in an Expanded Version of Darwin's Theory: Effects of DNAs in Extra Dimensions and within the Earth's Core on Neural Networks. [PDF]

open access: yesOpen Access Maced J Med Sci, 2019
Fioranelli M   +13 more
europepmc   +1 more source

Fictitious Extra Dimensions

open access: yes, 2005
9 pages. Standard Latex & ws-procs9x6. typos corrected. to appear in the proceedings of the fourth International Conference on Quantum Theory and Symmetries, 15-21/8/2005, Varna ...
openaire   +2 more sources

Scalar-gravitational quasinormal modes and echoes in a five dimensional thick brane

open access: yesJournal of High Energy Physics
The graviscalar perturbations of thick braneworld models provide critical insights into their matter-geometry relationship, distinct from tensor modes.
Weike Deng   +4 more
doaj   +1 more source

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