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2348 papers in gr-qc · page 18

  1. astro-ph.CO 2026-04-21 reviewed
    Binary populations model galactic foreground for Taiji

    Estimating galactic foreground with the population of resolved galactic binaries

    Yang Jiang +1

  2. gr-qc 2026-04-20 reviewed
    Van der Waals fluid in gravity avoids cosmological singularity

    Van der Waals Gravity Theory

    H. R. Fazlollahi

  3. gr-qc 2026-04-20 reviewed
    Gauss-Bonnet models fit CMB tilt with ns near 0.97

    String-inspired Gauss-Bonnet Gravity Inflation and ACT

    S.D. Odintsov +4

  4. astro-ph.GA 2026-04-20 reviewed
    Hierarchical mergers in clusters explain GW231123

    Investigating the formation channel of GW231123: Population III stars or hierarchical mergers?

    Federico Angeloni +7

  5. astro-ph.GA 2026-04-20 reviewed
    Hierarchical mergers explain GW231123 black hole masses

    Investigating the formation channel of GW231123: Population III stars or hierarchical mergers?

    Federico Angeloni +7

  6. gr-qc 2026-04-20 reviewed
    Reduction scheme turns N-term recurrences into three-term form

    Beyond Three Terms: Continued Fractions for Rotating Black Holes in Modified Gravity

    Georgios Karikos +3

  7. hep-th 2026-04-20 reviewed
    Ricci flow defines renormalization scheme for Newton's constant

    The perturbative Ricci flow in gravity

    Robert V. Harlander +3

  8. gr-qc 2026-04-20 reviewed
    Exact Hawking area law restricts quantum gravity to specific black holes

    Hawking area law in quantum gravity

    Gianluca Calcagni

  9. gr-qc 2026-04-20 reviewed
    Area bounds for marginally trapped surfaces set by Einstein tensor

    New bounds for the area of MOTS and generalized ultra-massive spacetimes

    Jos\'e M. M. Senovilla

  10. hep-th 2026-04-20 reviewed
    Classical and quantum inflation correlations diverge exponentially

    Classical and quantum evolution of inflationary fluctuations

    Guillermo Ballesteros +2

  11. gr-qc 2026-04-20 reviewed
    Rényi dark energy yields smaller asymmetric wormhole shadows

    Holographic dark energy as a source for slowly rotating wormholes: Implications for null geodesics and shadows

    A. Errehymy +6

  12. gr-qc 2026-04-20 reviewed
    Black hole shadow flips to teardrop when light direction reverses

    Macroscopic Optical Nonreciprocity: A Black Hole as an Optical Diode

    Wentao Liu +4

  13. astro-ph.CO 2026-04-20 reviewed
    Barotropic fluid raises inferred H0 to match local data

    A barotropic alternative to Early Dark Energy for alleviating the $H_0$ tension

    Youri Carloni +1

  14. hep-th 2026-04-20 reviewed
    Two-loop Yukawa terms produce ln^4 a growth in de Sitter scalar variance

    Yukawa scalar self energy at two loop and $\langle \phi^2 \rangle$ in the inflationary de Sitter spacetime

    Sourav Bhattacharya +1

  15. hep-th 2026-04-20 reviewed
    Nonlocal gravity produces regular black holes with de Sitter cores

    Eikonal, nonlocality and regular black holes

    Mariano Cadoni +4

  16. gr-qc 2026-04-20 reviewed
    Static rods with stress feel a net force in Schwarzschild spacetime

    Geometric Buoyancy-like Effects of Static Structures with Internal Stress in Schwarzschild Spacetime

    Yuji Takeuchi

  17. gr-qc 2026-04-20 reviewed
    Universal functions turn quasi-circular waveforms eccentric

    Including higher-order modes in a quadrupolar eccentric numerical relativity surrogate using universal eccentric modulation functions

    Tousif Islam +17

  18. math.DG 2026-04-20 reviewed
    Prolongation procedure maps Killing fields to two-tensors on symmetric spaces

    Prolongation and Killing two-tensors

    Michael Eastwood +1

  19. quant-ph 2026-04-20 reviewed
    Black hole paradoxes favor retrocausality for Wigner's Friend

    What Do Black Holes Teach Us About Wigner's Friend?

    Emily Adlam

  20. astro-ph.IM 2026-04-20 reviewed
    Clock jitter eliminated by combining two heterodyne signals

    Clock Noise Cancellation in Heterodyne Links between Optical Cavities for Space-Borne Gravitational-Wave Telescopes

    Yutaro Enomoto +2

  21. astro-ph.CO 2026-04-20 reviewed
    No anisotropy found in GW and GRB sky maps

    Testing cosmological isotropy with gravitational waves and gamma-ray bursts

    Brian H. Y. Cheng +20

  22. gr-qc 2026-04-20 reviewed
    Fractional entropy stabilizes late-time cosmic expansion

    Thermodynamic behavior of cosmological models with fractional entropy

    Miguel Cruz +5

  23. astro-ph.GA 2026-04-20 reviewed
    Golden-ratio exponent fixes a gravity kernel

    A Discrete Informational Framework for Classical Gravity: Ledger Foundations and Galaxy Rotation Curve Constraints

    Megan Simons +2

    2 Piths
  24. gr-qc 2026-04-19 reviewed
    Phase-space deformation yields effective inflating FLRW metric

    Quantum-Deformed Phase-Space Geometry and Emergent Inflation in Effective Four-Dimensional Spacetime

    Swapnil Kumar Singh (BMS Bangalore) +12

  25. hep-th 2026-04-19 reviewed
    Wasserstein distance yields emergent black hole spacetime

    Holography and Optimal Transport: Emergent Wasserstein Spacetime in Harmonic Oscillator, SYK and Krylov Complexity

    Koji Hashimoto +1

  26. gr-qc 2026-04-19 reviewed
    Dirty-map inference recovers SGWB parameters up to ℓ=10

    Parameter Estimation of the Gravitational-Wave Angular Power Spectrum in the Dirty-Map Space

    Erik Floden +2

  27. gr-qc 2026-04-19 reviewed
    Conservation requirement selects Einstein Lagrangian uniquely

    Energy-Momentum Conservation as a Constraint to Restrict the Space of Viable Field Lagrangians: Vector Field versus Spin-Two Field

    Satoshi Nakajima +1

  28. gr-qc 2026-04-19 reviewed
    Belinfante tensor conservation fixes Einstein Lagrangian

    Energy-Momentum Conservation as a Constraint to Restrict the Space of Viable Field Lagrangians: Vector Field versus Spin-Two Field

    Satoshi Nakajima +1

  29. gr-qc 2026-04-19 reviewed
    Energy conservation fixes Einstein gravity Lagrangian

    Energy-Momentum Conservation as a Constraint to Restrict the Space of Viable Field Lagrangians: Vector Field versus Spin-Two Field

    Satoshi Nakajima +1

  30. hep-th 2026-04-19 reviewed
    Brane at AdS boundary makes EM vacuum stress tensor nonzero

    Electromagnetic Wightman functions and vacuum densities for a brane intersecting the AdS boundary

    A. A. Saharian +2

  31. gr-qc 2026-04-19 reviewed
    Intermediate post-peak windows confirm Kerr remnant for GW250114

    Deterministic Trust Regions for Finite-Window Black-Hole Spectroscopy in GW250114

    Ruiliang Li

  32. gr-qc 2026-04-19 reviewed
    Penrose limits are intrinsic on weighted graded models of null geodesics

    Sachs Equations and Plane Waves VI: Penrose Limits

    Jonathan Holland +1

  33. gr-qc 2026-04-19 reviewed
    Diffusion in unimodular gravity violates second law when easing H0 tension

    Comment on Cosmological constraints on unimodular gravity models with diffusion (arXiv:2211.07424): thermodynamic inadmissibility of the H0 tension resolution mechanism

    Mauricio Cataldo

  34. hep-ph 2026-04-19 reviewed
    Anharmonic inflaton imprints high-frequency GW spectrum

    A Unified Bogoliubov Approach to Primordial Gravitational Waves: From Inflation to Reheating

    Yubing Wang +2

  35. hep-ph 2026-04-19 reviewed
    Inflation models share one Weyl-flat null origin

    Inflation from a Weyl-flat null origin

    Malaika Arshad +3

  36. gr-qc 2026-04-19 reviewed
    Derive Einstein equations from nonlinear gravitational action

    A short course in general relativity

    James M. Cline

  37. gr-qc 2026-04-19 reviewed
    Unified geometrical method computes light deflection in rotating fields

    Weak Gravitational Lensing: A Brief Overview

    Partha Pratim Basumallick +3

  38. gr-qc 2026-04-19 reviewed
    Single function deforms 3D metrics into string-cloud spacetimes

    Geometric deformations of symmetric spacetimes with a string cloud

    Hiroshi Kozaki +4

  39. gr-qc 2026-04-19 reviewed
    Causal set interaction with smooth manifold yields relative locality

    Generalized relative locality and causal sets

    Andrea Bevilacqua +1

  40. gr-qc 2026-04-19 reviewed
    Bow-shaped Stokes curves mark naked singularities

    Quasinormal modes of the generalized JMN naked singularity using exact WKB analysis

    Aryansh Saxena +2

  41. math.PR 2026-04-18 reviewed
    LQG geodesic tree determines unique CaTherine wheel

    CaTherine wheels from trees and Liouville quantum gravity

    Danny Calegari +1

  42. physics.ins-det 2026-04-18 reviewed
    Heterodyne method detects nuclear gravitational redshift in hours

    Nuclear Heterodyne Interferometry for Gravitational Spectroscopy

    Ralf R\"ohlsberger

  43. gr-qc 2026-04-18 reviewed
    f(T) model predicts cosmic acceleration ends in the future

    Transiently accelerating cosmological model with Gong-Zhang parametrization in $f(T)$ teleparallel gravity

    Khomesh R. Patle +1

  44. gr-qc 2026-04-18 reviewed
    Constraint matrix determinant factorizes into gauge and second-class parts

    A note on complete gauge-fixing and the constraint algebra

    Ganga Singh Manchanda

  45. astro-ph.HE 2026-04-18 reviewed
    Black hole shadows in 4D EGB gravity shrink with larger coupling α

    Visual Characteristics of a Rotating Black Hole in $4$D Einstein-Gauss-Bonnet Gravity with Thin Accretion Disk Under EHT Constraints

    Muhammad Israr Aslam +4

  46. cond-mat.mes-hall 2026-04-18 reviewed
    Two types of analog black hole horizons appear in tilted Weyl semimetals

    Wave Packet Propagation in Tilted Weyl Semimetals for Black Hole Analog Systems

    M. A. Lozande +1

  47. gr-qc 2026-04-18 reviewed
    Multi-scalar gravity thermodynamics resists single KT reduction

    First-order thermodynamics of multi-scalar-tensor gravity

    David S. Pereira

  48. gr-qc 2026-04-18 reviewed
    Gravitons produce measurable effects in matter systems

    Signatures of Quantum Gravity In Relativistic Quantum Systems

    Soham Sen

  49. gr-qc 2026-04-18 reviewed
    Renormalized primitive yields lensing angles without photon spheres

    Reference-renormalized curvature-primitive Gauss-Bonnet formalism for finite-distance weak gravitational lensing in static spherical spacetimes

    Reggie C. Pantig +1

  50. gr-qc 2026-04-17 reviewed
    Memory effect computed for Robinson-Trautman waves

    Memory of Robinson-Trautman waves

    Glenn Barnich +1