Energy extraction processes and thermodynamics in rotating Weyl conformal black holes
A theoretical study in The European Physical Journal C shows that the two conformal parameters of Weyl gravity play opposite ...
Tag: black hole thermodynamics
Quantum Spacetime Twist Leaves Black Hole Temperature Untouched but Speeds Up Evaporation
A theoretical study of a non-commutative Schwarzschild-like black hole finds its Hawking temperature unchanged at second order, while its shadow ...
Physicists Decode Hidden Casimir Structure of Two-Dimensional Gravity With Torsion
A new Hamiltonian analysis of two-dimensional gravity with torsion recovers the model's Casimir invariant before any gauge fixing and reveals ...
When Wald’s Formula Fails: Black Hole Entropy Hides Extra Terms
A new covariant phase space analysis shows that black hole entropy in nonminimally coupled gravity can contain finite corrections beyond ...
Hairy Black Holes in a Vector-Driven Universe Reveal How Cosmic Horizons Filter Hawking Radiation
Physicists have computed grey-body factors, absorption cross-sections and thermodynamic temperatures for de Sitter black holes whose cosmological scale and primary ...
Exotic Black Holes Grow Hair and Reveal a Surprising Entropy Ceiling
A new theoretical study shows that charged Taub–NUT black holes in Gauss–Bonnet gravity spontaneously grow scalar hair and obey a ...
Hairy Black Hole With Skyrme Matter Reveals One-Way Cooling and Hidden Microstructure
A new theoretical study of the exact Einstein–Skyrme black hole reveals one-sign thermodynamic microstructure, universal cooling without an inversion temperature, ...
Black Holes Hide Supercritical Phase Boundaries in the Complex Plane, Study Finds
A new theoretical analysis shows that Euler-Heisenberg AdS black holes possess two critical points that can merge into a degenerate ...
Black Hole Phase Transitions Put Holography to the Test Through Thermodynamic Geometry
A new theoretical study shows that the phase transition structure of nonlinear electrodynamics AdS black holes, diagnosed through temperature extrema, ...
Dark Energy Cools Black Holes: Exact Quantum Solution Reveals Quieter Hawking Radiation
A new exact solution of the Klein–Gordon equation in a Kiselev black hole spacetime shows that dark energy suppresses Hawking ...
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Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study
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University of Seville Breaks 120-Year-Old Mystery, Revises a Key Einstein Concept
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Bee body mass, pathogens and local climate influence heat tolerance
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Researchers record first-ever images and data of a shark experiencing a boat strike
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Groundbreaking Clinical Trial Reveals Lubiprostone Enhances Kidney Function
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