Cosmology and Nongalactic Astrophysics

Authors and titles for recent submissions

• Fri, 17 Jan 2025
• Thu, 16 Jan 2025
• Wed, 15 Jan 2025
• Tue, 14 Jan 2025
• Mon, 13 Jan 2025

See today's new changes

Mon, 13 Jan 2025 (showing 19 of 19 entries )

[73] arXiv:2501.06139 [pdf, html, other]

Title: SkyReconNet: A Deep Learning Inpainting Approach for Enhanced CMB Map Reconstruction

Reyhan D. Lambaga, Vipin Sudevan, Pisin Chen

Subjects: Cosmology and Nongalactic Astrophysics (astro-ph.CO)

[74] arXiv:2501.06022 [pdf, html, other]

Title: Modern Bayesian Sampling Methods for Cosmological Inference: A Comparative Study

Denitsa Staicova

Comments: 20 pages

Subjects: Cosmology and Nongalactic Astrophysics (astro-ph.CO)

[75] arXiv:2501.05781 [pdf, html, other]

Title: Dark Energy Survey Year 6 Results: Point-Spread Function Modeling

T. Schutt, M. Jarvis, A. Roodman, A. Amon, M. R. Becker, R. A. Gruendl, M. Yamamoto, K. Bechtol, G. M. Bernstein, M. Gatti, E. S. Rykoff, E. Sheldon, M. A. Troxel, T. M. C. Abbott, M. Aguena, F. Andrade-Oliveira, D. Brooks, A. Carnero Rosell, J. Carretero, C. Chang, A. Choi, L. N. da Costa, T. M. Davis, J. De Vicente, S. Desai, H. T. Diehl, P. Doel, A. Ferté, J. Frieman, J. García-Bellido, E. Gaztanaga, D. Gruen, G. Gutierrez, S. R. Hinton, D. L. Hollowood, K. Honscheid, K. Kuehn, O. Lahav, S. Lee, M. Lima, J. L. Marshall, J. Mena-Fernández, R. Miquel, J. J. Mohr, J. Myles, R. L. C. Ogando, A. Pieres, A. A. Plazas Malagón, A. Porredon, S. Samuroff, E. Sanchez, D. Sanchez Cid, I. Sevilla-Noarbe, M. Smith, E. Suchyta, G. Tarle, V. Vikram, A. R. Walker, N. Weaverdyck (the DES Collaboration)

Comments: 33 pages, 24 figures

Subjects: Cosmology and Nongalactic Astrophysics (astro-ph.CO); Instrumentation and Methods for Astrophysics (astro-ph.IM)

[76] arXiv:2501.05740 [pdf, html, other]

Title: $\Lambda$CDM model against redshift-binned data: A mock analysis based on SNIa and Cosmic Chronometers

Saeed Pourojaghi, Mohammad Malekjani

Comments: 11 pages, 12 figures and 3 tables. Accepted in Physics of the Dark Universe Journal

Subjects: Cosmology and Nongalactic Astrophysics (astro-ph.CO)

[77] arXiv:2501.05739 [pdf, html, other]

Title: Dark Energy Survey Year 6 Results: Photometric Data Set for Cosmology

K. Bechtol, I. Sevilla-Noarbe, A. Drlica-Wagner, B. Yanny, R. A. Gruendl, E. Sheldon, E. S. Rykoff, J. De Vicente, M. Adamow, D. Anbajagane, M. R. Becker, G. M. Bernstein, A. Carnero Rosell, J. Gschwend, M. Gorsuch, W. G. Hartley, M. Jarvis, T. Jeltema, R. Kron, T. A. Manning, J. O'Donnell, A. Pieres, M. Rodríguez-Monroy, D. Sanchez Cid, M. Tabbutt, L. Toribio San Cipriano, D. L. Tucker, N. Weaverdyck, M. Yamamoto, T. M. C. Abbott, M. Aguena, A. Alarcón, S. Allam, A. Amon, F. Andrade-Oliveira, S. Avila, P. H. Bernardinelli, E. Bertin, J. Blazek, D. Brooks, D. L. Burke, J. Carretero, F. J. Castander, R. Cawthon, C. Chang, A. Choi, C. Conselice, M. Costanzi, M. Crocce, L. N. da Costa, T. M. Davis, S. Desai, H. T. Diehl, S. Dodelson, P. Doel, C. Doux, A. Ferté, B. Flaugher, P. Fosalba, J. Frieman, J. García-Bellido, M. Gatti, E. Gaztanaga, G. Giannini, D. Gruen, G. Gutierrez, K. Herner, S. R. Hinton, D. L. Hollowood, K. Honscheid, D. Huterer, N. Jeffrey, E. Krause, K. Kuehn, O. Lahav, S. Lee, C. Lidman, M. Lima, H. Lin, J. L. Marshall, J. Mena-Fernández, R. Miquel, J. J. Mohr, J. Muir, J. Myles, R. L. C. Ogando, A. Palmese, A. A. Plazas Malagón, A. Porredon, J. Prat, M. Raveri, A. K. Romer, A. Roodman, S. Samuroff, E. Sanchez, V. Scarpine, M. Smith, M. Soares-Santos, E. Suchyta, G. Tarle

Comments: Data products and documentation are publicly available at this https URL

Subjects: Cosmology and Nongalactic Astrophysics (astro-ph.CO)

[78] arXiv:2501.05683 [pdf, html, other]

Title: Dark Energy Survey Year 6 Results: Synthetic-source Injection Across the Full Survey Using Balrog

D. Anbajagane, M. Tabbutt, J. Beas-Gonzalez, B. Yanny, S. Everett, M. R. Becker, M. Yamamoto, E. Legnani, J. De Vicente, K. Bechtol, J. Elvin-Poole, G. M. Bernstein, A. Choi, M. Gatti, G. Giannini, R. A. Gruendl, M. Jarvis, S. Lee, J. Mena-Fernández, A. Porredon, M. Rodriguez-Monroy, E. Rozo, E. S. Rykoff, T. Schutt, E. Sheldon, M. A. Troxel, N. Weaverdyck, V. Wetzell, M. Aguena, A. Alarcon, S. Allam, A. Amon, F. Andrade-Oliveira, D. Brooks, A. Carnero Rosell, J. Carretero, C. Chang, M. Crocce, L. N. da Costa, M. E. S. Pereira, T. M. Davis, S. Desai, H. T. Diehl, S. Dodelson, P. Doel, A. Drlica-Wagner, A. Ferté, J. Frieman, J. García-Bellido, E. Gaztanaga, D. Gruen, G. Gutierrez, W. G. Hartley, K. Herner, S. R. Hinton, D. L. Hollowood, K. Honscheid, D. Huterer, D. J. James, E. Krause, K. Kuehn, O. Lahav, J. L. Marshall, R. Miquel, J. Muir, J. Myles, A. Pieres, A. A. Plazas Malagón, J. Prat, M. Raveri, S. Samuroff, E. Sanchez, D. Sanchez Cid, I. Sevilla-Noarbe, M. Smith, E. Suchyta, G. Tarle, D. L. Tucker, A. R. Walker, P. Wiseman, Y. Zhang (DES Collaboration)

Subjects: Cosmology and Nongalactic Astrophysics (astro-ph.CO); Astrophysics of Galaxies (astro-ph.GA)

[79] arXiv:2501.05665 [pdf, html, other]

Title: Dark Energy Survey Year 6 Results: Cell-based Coadds and Metadetection Weak Lensing Shape Catalogue

M. Yamamoto, M. R. Becker, E. Sheldon, M. Jarvis, R. A. Gruendl, F. Menanteau, E. S. Rykoff, S. Mau, T. Schutt, M. Gatti, M. A. Troxel, A. Amon, D. Anbajagane, G. M. Bernstein, D. Gruen, E. M. Huff, M. Tabbutt, A. Tong, B. Yanny, T. M. C. Abbott, M. Aguena, A. Alarcon, F. Andrade-Oliveira, K. Bechtol, J. Blazek, D. Brooks, A. Carnero Rosell, J. Carretero, C. Chang, A. Choi, M. Costanzi, M. Crocce, L. N. da Costa, T. M. Davis, J. De Vicente, S. Desai, H. T. Diehl, S. Dodelson, P. Doel, C. Doux, A. Drlica-Wagner, A. Ferté, B. Flaugher, J. Frieman, J. García-Bellido, E. Gaztanaga, G. Giannini, G. Gutierrez, W. G. Hartley, K. Herner, S. R. Hinton, D. L. Hollowood, K. Honscheid, D. Huterer, E. Krause, K. Kuehn, O. Lahav, M. Lima, J. L. Marshall, J. Mena-Fernández, R. Miquel, J. J. Mohr, J. Muir, J. Myles, R. L. C. Ogando, A. Pieres, A. A. Plazas Malagón, A. Porredon, J. Prat, M. Raveri, M. Rodriguez-Monroy, A. Roodman, S. Samuroff, E. Sanchez, D. Sanchez Cid, V. Scarpine, I. Sevilla-Noarbe, M. Smith, E. Suchyta, G. Tarle, V. Vikram, N. Weaverdyck, P. Wiseman, Y. Zhang (DES collaboration)

Comments: 30 pages, 22 figures

Subjects: Cosmology and Nongalactic Astrophysics (astro-ph.CO); Instrumentation and Methods for Astrophysics (astro-ph.IM)

[80] arXiv:2501.05632 [pdf, html, other]

Title: OpenUniverse2024: A shared, simulated view of the sky for the next generation of cosmological surveys

OpenUniverse, The LSST Dark Energy Science Collaboration, The Roman HLIS Project Infrastructure Team, The Roman RAPID Project Infrastructure Team, The Roman Supernova Cosmology Project Infrastructure Team, A. Alarcon, L. Aldoroty, G. Beltz-Mohrmann, A. Bera, J. Blazek, J. Bogart, G. Braeunlich, A. Broughton, K. Cao, J. Chiang, N. E. Chisari, V. Desai, Y. Fang, L. Galbany, A. Hearin, K. Heitmann, C. Hirata, R. Hounsell, B. Jain, M. Jarvis, J. Jencson, A. Kannawadi, M. K. Kasliwal, R. Kessler, A. Kiessling, R. Knop, E. Kovacs, R. Laher, K. Laliotis, C. Lin, I. Lopes, A. Mahabal, R. Mandelbaum, J. Masiero, S. Mau, C. Meehan, J. Meyers, B. Moraes, R. Paladini, A. Pearl, A. Plazas Malagon, B. Rose, D. Rubin, B. Rusholme, A. Santos, N. Šarčević, D. Scolnic, M. A. Troxel, N. Van Alfen, S. Van Dyke, C. W. Walter, T. Wu, M. Yamamoto, Y. Yan, T. Zhang

Subjects: Cosmology and Nongalactic Astrophysics (astro-ph.CO)

[81] arXiv:2501.05575 [pdf, html, other]

Title: A New Approach for Constraining Large-Scale Temperature Fluctuations in the Intergalactic Medium

Saba Etezad-Razavi, Sarah E. I. Bosman, Frederick B. Davies

Comments: 18 pages, 6+5 figures, 3 tables, submitted to ApJ

Subjects: Cosmology and Nongalactic Astrophysics (astro-ph.CO)

[82] arXiv:2501.05531 [pdf, html, other]

Title: Primordial Black Hole Hot Spots and Nucleosynthesis

Clelia Altomonte, Malcolm Fairbairn, Lucien Heurtier

Comments: 10 pages, 3 figures

Subjects: Cosmology and Nongalactic Astrophysics (astro-ph.CO); High Energy Physics - Phenomenology (hep-ph)

[83] arXiv:2501.05519 [pdf, html, other]

Title: The MeerKAT Fornax Survey IV. A close look at the cluster physics through the densest rotation measure grid

Francesca Loi, Paolo Serra, Matteo Murgia, Federica Govoni, Valentina Vacca, Filippo Maccagni, Dane Kleiner, Peter Kamphuis

Comments: accepted by A&A

Subjects: Cosmology and Nongalactic Astrophysics (astro-ph.CO); Astrophysics of Galaxies (astro-ph.GA); Instrumentation and Methods for Astrophysics (astro-ph.IM)

[84] arXiv:2501.06095 (cross-list from physics.hist-ph) [pdf, html, other]

Title: The Spectre of Underdetermination in Modern Cosmology

Pedro G. Ferreira, William J. Wolf, James Read

Comments: 13 pages. Comments Welcome!

Subjects: History and Philosophy of Physics (physics.hist-ph); Cosmology and Nongalactic Astrophysics (astro-ph.CO); General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Theory (hep-th)

[85] arXiv:2501.06082 (cross-list from astro-ph.GA) [pdf, html, other]

Title: Variation of the low-mass end of the stellar initial mass function with redshift and metallicity

Matthew R. Bate

Comments: Accepted for publication in MNRAS. 28 pages, 12 figures

Subjects: Astrophysics of Galaxies (astro-ph.GA); Cosmology and Nongalactic Astrophysics (astro-ph.CO); Solar and Stellar Astrophysics (astro-ph.SR)

[86] arXiv:2501.05732 (cross-list from gr-qc) [pdf, html, other]

Title: Relativistic magnetohydrodynamics in the early Universe

Alberto Roper Pol, Antonino Salvino Midiri

Comments: 62 pages, 2 figures, submitted to Rep. Prog. Phys

Subjects: General Relativity and Quantum Cosmology (gr-qc); Cosmology and Nongalactic Astrophysics (astro-ph.CO)

[87] arXiv:2501.05612 (cross-list from gr-qc) [pdf, html, other]

Title: Thin and thick bubble walls III: wall energy

Ariel Mégevand, Federico Agustín Membiela

Comments: 39 pages, 18 figures

Subjects: General Relativity and Quantum Cosmology (gr-qc); Cosmology and Nongalactic Astrophysics (astro-ph.CO); High Energy Physics - Theory (hep-th)

[88] arXiv:2501.05560 (cross-list from gr-qc) [pdf, html, other]

Title: A Bright Future? Prospects for Cosmological Tests of GR with Multimessenger Gravitational Wave Events

Elena Colangeli, Konstantin Leyde, Tessa Baker

Comments: 19 pages + appendices, 6 figures

Subjects: General Relativity and Quantum Cosmology (gr-qc); Cosmology and Nongalactic Astrophysics (astro-ph.CO)

[89] arXiv:2501.05504 (cross-list from hep-ph) [pdf, other]

Title: Piezoelectric Bulk Acoustic Resonators For Dark Photon Detection

Tanner Trickle

Comments: 9 pages, 2 figures

Subjects: High Energy Physics - Phenomenology (hep-ph); Cosmology and Nongalactic Astrophysics (astro-ph.CO)

[90] arXiv:2501.05491 (cross-list from physics.ed-ph) [pdf, html, other]

Title: AstronomyCalc: A python toolkit for teaching Astronomical Calculations and Data Analysis methods

Sambit K. Giri

Comments: 5 pages, 1 figure, the toolkit is publicly available at this https URL

Subjects: Physics Education (physics.ed-ph); Cosmology and Nongalactic Astrophysics (astro-ph.CO); Instrumentation and Methods for Astrophysics (astro-ph.IM)

[91] arXiv:2501.02119 (cross-list from hep-th) [pdf, html, other]

Title: The Massive Flat Space Limit of Cosmological Correlators

Sebastian Cespedes, Sadra Jazayeri

Comments: 46 pages plus appendices and 14 figures

Subjects: High Energy Physics - Theory (hep-th); Cosmology and Nongalactic Astrophysics (astro-ph.CO); General Relativity and Quantum Cosmology (gr-qc)