Cosmology and Nongalactic Astrophysics

Efficient computation of the galaxy angular bispectrum in redshift space

Efficient computation of the galaxy angular bi...

Cosmology and Nongalactic Astrophysics
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librarian
0 views
Exploring the High-Redshift 21-cm Signal via Self-Consistent Simulations using Artificial Neural Network Emulation

Exploring the High-Redshift 21-cm Signal via S...

Cosmology and Nongalactic Astrophysics
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Colton Feathers
2 views
A Designer's Guide to Lunar Far-Side Interferometer Array: Power Spectrum Measurement and Cosmological Constraints from the Dark Ages

A Designer's Guide to Lunar Far-Side Interfero...

Cosmology and Nongalactic Astrophysics
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librarian
2 views
Late-time Quantum Vacuum Decay and its Cosmological Implications

Late-time Quantum Vacuum Decay and its Cosmolo...

Cosmology and Nongalactic Astrophysics
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librarian
3 views
Whispers of Supergravity in Gravitational Wave Backgrounds: Determining the Gravitino Mass from Cosmic Thermal History

Whispers of Supergravity in Gravitational Wave...

Cosmology and Nongalactic Astrophysics
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librarian
5 views
Entropic backreaction from cosmic structure formation: a thermodynamic approach to the late-time cosmological tensions

Entropic backreaction from cosmic structure fo...

Cosmology and Nongalactic Astrophysics
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Biswajit Pandey
5 views
Fewer simulations, sharper covariances: Reducing mock covariance noise with Zeldovich approximation control variates

Fewer simulations, sharper covariances: Reduci...

Cosmology and Nongalactic Astrophysics
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librarian
19 views
Dark Quest II: A Wide-Coverage Neural Network Emulator of the Nonlinear Matter Power Spectrum Across Extended Cosmologies

Dark Quest II: A Wide-Coverage Neural Network ...

Cosmology and Nongalactic Astrophysics
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librarian
17 views
Cosmological Constraints from Bias-Robust Wavelet Scattering Statistics for Stage-IV Galaxy Surveys

Cosmological Constraints from Bias-Robust Wave...

Cosmology and Nongalactic Astrophysics
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Fenfen Yin
17 views
Unveiling the dark matter nature with reionization relics

Unveiling the dark matter nature with reioniza...

Cosmology and Nongalactic Astrophysics
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librarian
17 views
GWTC-5.0: Constraints on the Cosmic Expansion Rate and Modified Gravitational-wave Propagation

GWTC-5.0: Constraints on the Cosmic Expansion ...

Cosmology and Nongalactic Astrophysics
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librarian
13 views
Field-level multi-tracers simulation-based inference of cosmological parameters from 3D maps

Field-level multi-tracers simulation-based inf...

Cosmology and Nongalactic Astrophysics
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Giulio Scelfo
13 views
Constraints on Dynamical Dark Energy from Multiple Probes in the Full Dark Energy Survey

Constraints on Dynamical Dark Energy from Mult...

Cosmology and Nongalactic Astrophysics
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librarian
14 views
Gaussian Process Reconstruction of Cosmological Parameters with Gravitational Wave Sirens using Machine Learning

Gaussian Process Reconstruction of Cosmologica...

Cosmology and Nongalactic Astrophysics
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Gourab Nandi
11 views
Early- and Late-Time Modifications to $Λ$CDM: Implications for the Hubble Tension

Early- and Late-Time Modifications to $Λ$CDM: ...

Cosmology and Nongalactic Astrophysics
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Rahul Dhyani
17 views
Unifying Early and Late Dark Energy: Dynamical Requirements and Obstructions

Unifying Early and Late Dark Energy: Dynamical...

Cosmology and Nongalactic Astrophysics
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William Giarèa
17 views
Signatures of Modified Gravity Below $\mathcal{O}(10)$ Mpc in a Dynamical Dark Energy Background

Signatures of Modified Gravity Below $\mathcal...

Cosmology and Nongalactic Astrophysics
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librarian
37 views
Primordial black holes in excursion set theory: Formation probabilities, mass functions, and window functions

Primordial black holes in excursion set theory...

Cosmology and Nongalactic Astrophysics
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librarian
23 views
The impact of evolving dark energy on the Weyl potential measured from the Dark Energy Survey Year 3 data

The impact of evolving dark energy on the Weyl...

Cosmology and Nongalactic Astrophysics
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Benedetta Rosatello
27 views
Blue-tilted Runnings and the JWST Early Galaxy Tension

Blue-tilted Runnings and the JWST Early Galaxy...

Cosmology and Nongalactic Astrophysics
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librarian
27 views
Towards precision cosmology with Void x CMB correlations (II): Impact of mock catalogs on the Void x CMB lensing signal

Towards precision cosmology with Void x CMB co...

Cosmology and Nongalactic Astrophysics
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librarian
26 views
Euclid preparation: Testing multi-field inflation with galaxy power spectrum and bispectrum

Euclid preparation: Testing multi-field inflat...

Cosmology and Nongalactic Astrophysics
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librarian
30 views
Negative neutrino mass or negative dark energy?

Negative neutrino mass or negative dark energy?

Cosmology and Nongalactic Astrophysics
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Cihad Kıbrıs
34 views
Velocityformer: Broken-Symmetry-Matched Equivariant Graph Transformers for Cosmological Velocity Reconstruction

Velocityformer: Broken-Symmetry-Matched Equiva...

Cosmology and Nongalactic Astrophysics
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librarian
29 views
The Splashback Mass Function of Galaxy Clusters from Photometric Data

The Splashback Mass Function of Galaxy Cluster...

Cosmology and Nongalactic Astrophysics
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Lucas Gabriel-Silva
19 views
Probing late-time deviations from $Λ$CDM with a quadratic dark energy expansion

Probing late-time deviations from $Λ$CDM with ...

Cosmology and Nongalactic Astrophysics
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librarian
20 views
CosmoForge I: A unified framework for QML power spectrum estimation and pixel-based likelihood analysis

CosmoForge I: A unified framework for QML powe...

Cosmology and Nongalactic Astrophysics
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librarian
23 views
AMPM II. A Lunar-Mass Primordial Black Hole Microlensing Candidate in the Milky Way Halo

AMPM II. A Lunar-Mass Primordial Black Hole Mi...

Cosmology and Nongalactic Astrophysics
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librarian
29 views
ComPACT: Mass-Redshift Properties of the galaxy cluster catalogue

ComPACT: Mass-Redshift Properties of the galax...

Cosmology and Nongalactic Astrophysics
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S. Voskresenskaia
28 views
Domain-wall Quintessence

Domain-wall Quintessence

Cosmology and Nongalactic Astrophysics
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Nobufusa Kobayashi
26 views
Inflaton Accretion onto Primordial Black Holes During Reheating

Inflaton Accretion onto Primordial Black Holes...

Cosmology and Nongalactic Astrophysics
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librarian
31 views
Gravitational-wave constraints on $H_0$ are robust to (putative) redshift evolution in the binary black hole mass spectrum at current sensitivity

Gravitational-wave constraints on $H_0$ are ro...

Cosmology and Nongalactic Astrophysics
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Alessandro Agapito
22 views
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