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Every paper Pith has read. Search by title, abstract, or pith.
2348 papers in gr-qc · page 19
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Self-similar Casimir vacuum trace matches logarithmic running of coefficient
Effective Trace Framework for Self-Similar Casimir Systems
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Ash layers cap maximum X-ray flux from neutron stars
Neutron star atmospheres composed of fusion ashes
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Hidden symmetries complete Noether group for Schwarzschild geodesics
Hidden symmetry group for particle orbits (timelike geodesics) in Schwarzschild spacetime
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This paper introduces the core concepts of correlation geometry as the foundation for…
Quantum Reference Frames and Correlation Geometry
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Dark matter sets shadow size in Euler-Heisenberg black holes
Shadow, Quasinormal Modes, Sparsity, and Energy Emission Rate of Euler-Heisenberg Black Hole Surrounded by Perfect Fluid Dark Matter
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Kähler modulus drives string inflation with shift symmetry
Recent progress on inflation and dark energy from string theory
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Library automates crossover detection for multifractal time series
MF-toolkit: A High-Performance Python Library for Multifractal Analysis with Automated Crossover Detection, Source Identification and Application to Gravitational Waves Data
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Naked singularities incur infinite holographic complexity
Holographic Complexity, Extremality, and Cosmic Censorship
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Palatini scalar-tensor gravity passes Solar-System tests metric versions fail
Post-Newtonian Constraints on Scalar-Tensor Gravity
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LOFAR2.0 to set PBH dark matter limit below 0.16
Probing Primordial Black Holes with upcoming Radio Telescopes: a case study for LOFAR2.0, FAST Core Array and BINGO
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Gravity triggers deterministic collapse via bifurcation above critical mass
Gravitationally induced wave-function collapse from dynamical bifurcation
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Scalar-tensor gravity reduces to perfect fluid with zero temperature
Frame invariant diffusive formulation of scalar-tensor gravity
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Bayesian model tracks glitch rates in GW detectors at low SNR
Measuring the rate of glitches in interferometric gravitational wave detectors with a hierarchical Bayesian model
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Elliptic functions map double Schwarzschild solution to bispherical coordinates
The double Schwarzschild solution in bispherical coordinates
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GWTC-4 data keeps black-hole deformation parameters at zero
Improved Constraints on Non-Kerr Deviations from Binary Black Hole Inspirals Using GWTC-4 Data
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Minimal two-field extension leaves Starobinsky inflation unchanged
Robustness of Starobinsky inflation in a minimal two-field scalar-tensor completion
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Hybrid potentials confine cosmic trajectories to an invariant plane
Viable Cosmological Solutions from Hybrid Potentials
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Population priors correct biases in gravitational-wave estimates
Gravitational-wave astronomy requires population-informed parameter estimation
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Lensed GW images combine to cut sky localization area by factor of ten
A First Investigation of Repeated-Signal Localization of Strongly Lensed Gravitational Waves for Multimessenger Astronomy
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Stirling engines reach Carnot efficiency when heat capacity ignores volume
Holographic Stirling engines and the route to Carnot efficiency
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This paper derives static spherically symmetric black hole solutions with three…
Photon rings and shadows of black holes with non-minimal couplings between curvature and electromagnetic field
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Vertical long-wire gradiometer amplifies low-frequency GW signal by L/D
Mechanical Long Baseline Differential Gradiometers as Low Frequency Gravitational Wave Detectors
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The paper finds a continuous family of exact black hole solutions in general relativity…
Geometrically Regular Black Holes with Hedgehog Scalar Hair
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This paper applies the Dirac-Bergmann constraint algorithm to non-commutative U(1)…
Dirac-Bergmann analysis of SW-mapped non-commutative $U(1)$ electrodynamics with external currents
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The paper studies energy conditions in static spherically symmetric spacetimes and…
Energy conditions in static, spherically symmetric spacetimes and effective geometries
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ALMA excludes reversed magnetic fields in Sgr A* at high angles
Circular polarization images of Sgr A* for different magnetic field geometries
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Ansatz reduces force-free electrodynamics to wave equation
A Semilinear Wave Sector in Force-Free Electrodynamics
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Gravity from Yang-Mills contraction has two degrees of freedom
Hamiltonian formulation of a gravity model from (A)dS Yang-Mills theory
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Gauge symmetry matches Hamiltonian constraints to eliminate quantum ghosts
AI--Assisted Exploration: DHOST Theories without Quantum Ghosts
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Two codes add Vainshtein screening to dark energy simulations
PySCo-EFT and ECOSMOG-EFT: a tandem of N-body simulation codes for the Effective Field Theory of Dark Energy
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Polynomial model gives post-merger waves for eccentric black holes
Highly eccentric non-spinning binary black hole mergers: quadrupolar post-merger waveforms
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Emission appears inside the shadow of a horizonless compact object
GRMHD accretion beyond the black hole paradigm: Light from within the shadow
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Random lenses suppress gravitational-wave coherence via averaged density matrix
Gravitational-wave lensing beyond rays: a disordered-system approach
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Infinitely degenerate horizons tame Aretakis instability
Taming the Aretakis instability: extremal black holes with multi-degenerate horizons
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KLF transform turns de Sitter loops into Clebsch-Gordan orthogonality
Kontorovich-Lebedev-Fourier Space for de Sitter Correlators
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Higher multipoles distinguish boson star-black hole collisions
Boson star-black hole binaries: initial data and head-on collisions
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Stochastic equations derived for ultra-slow-roll inflation
Nonperturbative stochastic inflation in perturbative dynamical background
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Corrected center term leaves star Love numbers unchanged
Static Tidal Perturbations of Relativistic Stars: Corrected Center Expansion and Love Numbers-I
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Dilaton backreaction flattens axion hilltop into Lambert-W potential
Dilaton-Flattened Axion Inflation
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Unique toric instantons exist for every admissible rod structure
On the existence of toric ALE and ALF gravitational instantons
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Wave function of universe keeps cosmic time as conjugate variable
On measuring the Quantum Universe
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First-order eikonal formulas link scalarized metric to ringdown and shadows
A First-Order Eikonal Framework for Quasinormal Modes, Shadows, Strong Lensing, and Grey-Body Factors in a Scalarized Black-Hole Metric
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Eikonal geodesics fix ringdown and shadows for scalarized black holes
A First-Order Eikonal Framework for Quasinormal Modes, Shadows, Strong Lensing, and Grey-Body Factors in a Scalarized Black-Hole Metric
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Generalized entropy model falsifies flat and non-flat ΛCDM
Cosmological dynamics and structure formation in a generalized mass-to-horizon entropy-inspired modified gravity
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Expansion induces superpolynomial damping in small cosmological plasmas
Landau damping on expanding backgrounds
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Weyl black hole orbits stable only for tuned parameters
Jacobi stability of circular orbits around conformally invariant Weyl gravity black holes
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Backreaction reduces Hawking radiation entanglement entropy in BEC
Decrease of the entanglement entropy of the Hawking radiation induced by backreaction in the Bose-Einstein condensate
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Gauss-Bonnet couplings align quintessential inflation with ACT data
Constraining Quintessential Inflation with ACT: A Gauss-Bonnet Gateway
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Pole-skipping data reconstructs rotating black-hole metrics
Probing bulk geometry via pole skipping: from static to rotating spacetimes
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De Sitter loop integrals split into 2^n parity subsystems
Loop integrals in de Sitter spacetime: The parity-split IBP system and $\mathrm{d}\log$-form differential equations