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Extra Dimensions

All articles tagged with #extra dimensions

7D torsion theory suggests black holes leave information-bearing remnants
science6 days ago

7D torsion theory suggests black holes leave information-bearing remnants

A seven-dimensional Einstein-Cartan model with spacetime torsion proposes a repulsive effect at Planck scales that stops black hole evaporation, leaving stable remnants that encode information in long-lived torsion vibrations; a solar-mass remnant could store about 1.5×10^77 qubits, potentially resolving the information paradox and linking to the electroweak Higgs scale via dimensional reduction, with testable predictions including dark-matter remnants and distinctive quasi-normal-mode signals—though detecting the extra dimensions via KK states would require energies far beyond current accelerators.

Seven-Dimensional Geometry Suggests Black Holes Leave Quantum Memory
science1 month ago

Seven-Dimensional Geometry Suggests Black Holes Leave Quantum Memory

A seven-dimensional Einstein-Cartan theory on a G2-manifold with torsion implies that Planck-scale torsion produces a repulsive effect that halts Hawking evaporation, leaving stable black-hole remnants whose internal torsion vibrations store quantum information. This could resolve the black hole information paradox, while naturally linking the electroweak scale and Higgs field to the geometry and offering potential dark matter candidates and testable ultra-high-energy predictions.

Seven hidden dimensions could trap black holes in tiny remnants, reshaping Hawking’s paradox
science2 months ago

Seven hidden dimensions could trap black holes in tiny remnants, reshaping Hawking’s paradox

A new theoretical study proposes that if the universe has seven space-time dimensions with three hidden compact dimensions (folded in a G2 geometry), a torsion field could halt Hawking evaporation at the end of a black hole’s life, leaving stable microscopic remnants that store information and may connect gravity to the Higgs mechanism—though testing this idea would require physics beyond current capabilities and must contend with the limits of semiclassical descriptions near the Planck scale.

Seven hidden dimensions could stop black holes from evaporating, new physics suggests
science2 months ago

Seven hidden dimensions could stop black holes from evaporating, new physics suggests

A new theoretical study proposes that if the universe has seven dimensions arranged in a G2-manifold geometry, a torsion-induced repulsive force could halt Hawking evaporation at a tiny stable remnant, allowing the black hole to store the information and potentially resolve the information paradox. The model links the existence of extra hidden dimensions to a mechanism that mirrors the Higgs field and predicts concrete, testable implications such as ultra-heavy Kaluza-Klein particles, while acknowledging that a full quantum gravity theory is needed and direct experimental tests are far beyond current capabilities.

"Physicists' Quest: Uncovering Missing Matter in the Dark Dimension"
physics2 years ago

"Physicists' Quest: Uncovering Missing Matter in the Dark Dimension"

Physicists are exploring the concept of a "dark dimension" within the framework of string theory to explain the minuscule value of the cosmological constant and the potential emergence of lightweight, weakly interacting particles. This theory posits the existence of dark gravitons, which could serve as candidates for dark matter and have implications for the distribution of galaxies. While the idea is intriguing, some physicists remain skeptical, but upcoming experiments, including cosmological surveys and laboratory tests, may provide evidence to support or refute the dark dimension hypothesis and shed light on the nature of dark matter and the forces of gravity.