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2682 papers in gr-qc · page 38

  1. hep-th 2026-01-21 reviewed
    De Sitter space built as excited state in heterotic strings

    A Computational Companion to Transient de Sitter and Quasi de Sitter States in SO(32) and E_8 X E_8 Heterotic String Theories I: Formalisms

    Archana Maji

  2. hep-th 2026-01-21 reviewed
    De Sitter QFT acquires algebraic equations in momentum space

    De Sitter Momentum Space

    Nathan Belrhali +3

  3. gr-qc 2026-01-21 reviewed
    Tidal forces wipe out bound orbits around black holes in stages

    The relativistic restricted three-body problem: geometry and motion around tidally perturbed black holes

    Takuya Katagiri +1

  4. gr-qc 2026-01-21 reviewed
    Conformal flow avoids finite breakdown in Jang equation

    Numerical investigation of the generalized Jang equation coupled to conformal flow of metrics

    Hollis Williams

  5. gr-qc 2026-01-21 reviewed
    Charge distorts black hole photon-ring polarization

    Polarized Radiative Transfer of Kerr-Newman Black Hole

    Xin Li +8

  6. gr-qc 2026-01-21 reviewed
    Kerr spin lengthens or shortens black hole infall times

    Covariant interpretation of proper infall times in Kerr spacetime

    Erick Pasten +2

  7. astro-ph.HE 2026-01-20 reviewed
    Gaia DR3 finds no isolated black holes within 15 parsecs

    Searching for Isolated Black Hole Candidates within 15 pc of the Solar System in Gaia DR3

    Abdurakhmon Nosirov +6

  8. math-ph 2026-01-20 reviewed
    Phase diagram derived for random noncommutative geometries

    Symmetry Breaking and Phase Transitions in Random Non-Commutative Geometries and Related Random-Matrix Ensembles

    Mauro D'Arcangelo +1

  9. astro-ph.CO 2026-01-20 reviewed
    BAO and SNIa sets agree to 1 sigma without calibration

    Calibration-independent consistency test of BAO and SNIa data: update

    Bikash R. Dinda +2

  10. gr-qc 2026-01-20 reviewed
    Finite resolution creates spacetime curvature defect with energy -1/(4G)

    Finite-resolution measurement induces topological curvature defects in spacetime

    Ewa Czuchry +1

  11. gr-qc 2026-01-19 reviewed
    Ringdown signals hide fundamental modes beyond general relativity

    Quasinormal modes and their excitation beyond general relativity. II: isospectrality loss in gravitational waveforms

    Hector O. Silva +3

  12. gr-qc 2026-01-19 reviewed
    GW250114 constrains GR deviations to 4 percent at merger

    Plunge-Merger-Ringdown Tests of General Relativity with GW250114

    Leonardo Grimaldi +3

  13. hep-th 2026-01-19 reviewed
    Four-charge squashed black hole solution in 5D supergravity

    Static four-charge squashed black hole in five-dimensional $STU-W^2U$ supergravity and its thermodynamics

    Di Wu +1

  14. gr-qc 2026-01-18 reviewed
    Cross terms avert divergences in quantum Brans-Dicke cosmology

    Quantum Backreaction in Effective Brans-Dicke Bianchi I Cosmology

    Hector Hugo Hernandez Hernandez +1

  15. astro-ph.IM 2026-01-17 reviewed
    Neural networks spot gravitational waves by agreeing across detectors

    Template-free search for gravitational wave events using coincident anomaly detection

    Daniel Ratner

  16. gr-qc 2026-01-16 reviewed
    Self-force calculation gives radiated energy for radial plunge into black hole

    Analytic self-force effects on radial infalling particles in the Schwarzschild spacetime: the radiated energy

    Donato Bini +1

  17. hep-th 2026-01-15 reviewed
    Gluing AdS tubes creates many 3D holographic baby universe solutions

    Menagerie of Euclidean constructions for 3D holographic cosmologies

    Mark Van Raamsdonk +1

  18. gr-qc 2026-01-15 reviewed
    Excess intensity appears inside shadows of signature-shifting black holes

    Shadow signatures and energy accumulation in Lorentzian-Euclidean black holes

    Emmanuele Battista +2

  19. math.DG 2026-01-15 reviewed
    Signature-change metrics lose transversality on non-orientable surfaces

    M\"obius-Type Structures in Non-Orientable Singular Semi-Riemannian Manifolds

    Nathalie E. Rieger

  20. hep-th 2026-01-14 reviewed
    Superball of Strings models generic BPS microstates

    Superball of Strings

    Yoav Zigdon

  21. gr-qc 2026-01-14 reviewed
    GW231123 high masses and spins hold under noise tests

    The impact of waveform systematics and Gaussian noise on the interpretation of GW231123

    Sophie Bini +3

  22. gr-qc 2026-01-14 reviewed
    Ringdown approximations diverge from numerics beyond Kerr

    Confronting eikonal and post-Kerr methods with numerical evolution of scalar field perturbations in spacetimes beyond Kerr

    Ciro De Simone +4

  23. gr-qc 2026-01-14 reviewed
    Wada escape basin boundaries in pp-wave spacetimes remain maximally intermingled as the…

    Robust Wada Boundaries and Entropy Scaling in pp-Wave Spacetimes

    Pedro Henrique Barboza Rossetto +2

  24. gr-qc 2026-01-13 reviewed
    Time-dependent fields cloak black hole singularities

    Magnetized dynamical black holes

    Jibril Ben Achour +3

  25. astro-ph.CO 2026-01-13 reviewed
    Two-parameter law fits Type Ia supernova distances to z=1.1

    A new magnitude--redshift relation based on Type Ia supernovae

    \'Osmar Rodr\'iguez +1

  26. hep-th 2026-01-13 reviewed
    Effective potentials resum amplitudes into gravitational waveforms

    Resumming Scattering Amplitudes for Waveforms

    Katsuki Aoki +1

  27. gr-qc 2026-01-13 reviewed
    UV terms suppress annihilation-to-nothing at black-hole singularities

    Ultraviolet Behavior of the Wheeler-DeWitt Equation in Horava-Lifshitz Gravity

    Takamasa Kanai

  28. gr-qc 2026-01-12 reviewed
    Half of neutron-star equations of state produce negative interior curvature

    General gravitational properties of neutron stars: curvature invariants, binding energy, and trace anomaly

    Iv\'an Garibay +2

  29. gr-qc 2026-01-12 reviewed
    Hierarchical black hole mergers take over above 46 solar masses

    Signatures of a subpopulation of hierarchical mergers in the GWTC-4 gravitational-wave dataset

    Cailin Plunkett +3

  30. hep-th 2026-01-12 reviewed
    Causality limits black holes to three phases

    Black holes and causal nonlinear electrodynamics

    Jorge G. Russo +1

  31. gr-qc 2026-01-12 reviewed
    Quintessence and weak magnetism alter charged orbits near black holes

    Epicyclic motion of charged particles around a weakly magnetized Kiselev black hole

    Marina-Aura Dariescu +1

  32. astro-ph.CO 2026-01-12 reviewed
    Tachyonic instability after inflation produces dark matter

    Tachyonic gravitational dark matter production after inflation

    Giorgio Laverda +2

  33. gr-qc 2026-01-11 reviewed
    Deflection angles computed solely from boundary data in optical geometry

    Boundary-only weak deflection angles from isothermal optical geometry

    Ali \"Ovg\"un +1

  34. gr-qc 2026-01-10 reviewed
    S2 orbit tightens Lorentz-violation bound by 1000 times

    Probing a Lorentz-violating parameter from orbital precession of the S2 star around the galactic centre supermassive black hole

    Qi Qi +2

  35. gr-qc 2026-01-09 reviewed
    Causality is illusory and should be abandoned in fundamental physics

    On Causality and Predictivity

    Damiano Anselmi

  36. gr-qc 2026-01-09 reviewed
    Quadratic gravity deviations decay exponentially in solar system

    Parameterized Post-Newtonian Analysis of Quadratic Gravity and Solar System Constraints

    Jie Zhu +1

  37. physics.ins-det 2026-01-09 reviewed
    Mixed LQG/H∞ control sets lower bound on LIGO bilinear noise

    Robust Bilinear-Noise-Optimal Control for Gravitational-Wave Detectors: A Mixed LQG/$H_\infty$ Approach

    Ian A. O. MacMillan +1

  38. astro-ph.CO 2026-01-08 reviewed
    Void depth bound excludes 60% of Galileon models

    How deep can a cosmic void be? Voids-informed theoretical bounds in Galileon gravity

    Tommaso Moretti +3

  39. gr-qc 2026-01-08 reviewed
    Dispersive damping breaks scale invariance in BEC cosmology but recovers it at high energy

    Superluminal modes in a quantum field simulator for cosmology from analog trans-Planckian physics

    Christian F. Schmidt +1

  40. hep-th 2026-01-08 reviewed
    Non-supersymmetric F1-P black rings built in 5D supergravity

    Non-supersymmetric F1-P black rings

    Pavan Dharanipragada +2

  41. astro-ph.CO 2026-01-07 reviewed
    Dark SU(3) phase transition fits NANOGrav signal

    Dark QCD Origin of the NANOGrav Signal and Self-Interacting Dark Matter

    Zihan Wang

  42. gr-qc 2026-01-07 reviewed
    Bayesian method turns LISA signals into population constraints

    A framework for LISA population inference

    Alexandre Toubiana +1

  43. astro-ph.IM 2026-01-07 reviewed
    Reduced filter bank lifts precessing BBH sensitivity by 28%

    Search for Precessing Binary Black Holes in Advanced LIGO's Third Observing Run using Harmonic Decomposition

    Rahul Dhurkunde +1

  44. gr-qc 2026-01-07 reviewed
    Spinning particles violate chaos bound near charged black holes

    Motions of spinning particles and chaos bound in Reissner-Nordstr\"om spacetime

    Chuang Yang +2

  45. astro-ph.HE 2026-01-06 reviewed
    Hierarchical black hole mergers rise sharply with redshift

    The steep redshift evolution of the hierarchical binary black hole merger rate may cause the $z$-$\chi_{\rm eff}$ correlation

    Amanda M. Farah +2

  46. astro-ph.CO 2026-01-06 reviewed
    Semiparametric models improve H0 precision from GW sirens by up to 21%

    Mind the peak: improving cosmological constraints from GWTC-4.0 spectral sirens using semiparametric mass models

    Matteo Tagliazucchi +3

  47. gr-qc 2026-01-06 reviewed
    Gravity entanglement implies gravitons only with observed delays

    When does entanglement through gravity imply gravitons?

    Nikolaos Mitrakos +3

  48. gr-qc 2026-01-06 reviewed
    MCMC constrains Yukawa black hole parameters from QPOs

    Probing the nature of Einstein nonlinear Maxwell Yukawa black hole through gravitational wave forms from periodic orbits and quasiperiodic oscillations

    Oreeda Shabbir +5

  49. astro-ph.CO 2026-01-06 reviewed
    Velocity coherence scale tracks matter-radiation equality scale

    The velocity coherence scale: a novel probe of cosmic homogeneity and a potential standard ruler

    Leonardo Giani +4

  50. astro-ph.CO 2026-01-05 reviewed
    Bubble collisions source right-handed neutrinos and new gravitational waves

    Cosmic Collider Gravitational Waves sourced by Right-handed Neutrino production from Bubbles: Testing Seesaw, Leptogenesis and Dark Matter

    Anish Ghoshal +1