Astrophysics

Authors and titles for recent submissions, skipping first 281

• Fri, 3 May 2024
• Thu, 2 May 2024
• Wed, 1 May 2024
• Tue, 30 Apr 2024
• Mon, 29 Apr 2024

Tue, 30 Apr 2024 (continued, showing last 13 of 93 entries)

[282]  arXiv:2404.17623 [pdf, ps, other]

Title: Broadband Multi-wavelength Properties of M87 during the 2018 EHT Campaign including a Very High Energy Flaring Episode

Authors: The Event Horizon Telescope - Multi-wavelength science working group, The Event Horizon Telescope Collaboration, The Fermi Large Area Telescope Collaboration, H.E.S.S. Collaboration, MAGIC Collaboration, VERITAS Collaboration, EAVN Collaboration

Comments: 46 pages, 23 figures, submitted to Astronomy & Astrophysics

Subjects: High Energy Astrophysical Phenomena (astro-ph.HE); Astrophysics of Galaxies (astro-ph.GA)

[283]  arXiv:2404.17622 [pdf, other]

Title: Two-Dimensional (2D) Hybrid Method: Expanding 2D Correlation Spectroscopy (2D-COS) for Time Series Analysis

Authors: Andjelka B. Kovacevic

Comments: published in Applied Spectroscopy, 2024 Apr 3:37028241241308. doi: 10.1177/00037028241241308

Subjects: Instrumentation and Methods for Astrophysics (astro-ph.IM); Data Analysis, Statistics and Probability (physics.data-an)

[284]  arXiv:2404.18609 (cross-list from gr-qc) [pdf, other]

Title: No smooth spacetime: Exploring primordial perturbations in Lorentzian quantum cosmology

Authors: Hiroki Matsui

Comments: 24 pages, 3 figures

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

[285]  arXiv:2404.18503 (cross-list from physics.pop-ph) [pdf, ps, other]

Title: Did the Big Bang and cosmic inflation really happen? (A tale of alternative cosmological models)

Authors: Marcin Postolak

Comments: Popular science article created as part of the COST Action CA21136 ("Addressing observational tensions in cosmology with systematics and fundamental physics") CosmoVerse website: this https URL

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

[286]  arXiv:2404.18440 (cross-list from physics.ao-ph) [pdf, other]

Title: Potential Paradigm Shift in Hazard Risk Management: AI-Based Weather Forecast for Tropical Cyclone Hazards

Authors: Kairui Feng, Dazhi Xi, Wei Ma, Cao Wang, Yuanlong Li, Xuanhong Chen

Subjects: Atmospheric and Oceanic Physics (physics.ao-ph); Earth and Planetary Astrophysics (astro-ph.EP); Machine Learning (cs.LG); Computational Physics (physics.comp-ph)

[287]  arXiv:2404.18427 (cross-list from gr-qc) [pdf, ps, other]

Title: Well-defined $f(Q)$ Gravity, Reconstruction of FLRW Spacetime and Unification of Inflation with Dark Energy Epoch

Authors: Shin'ichi Nojiri, S. D. Odintsov

Comments: 16 pages, no figure

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

[288]  arXiv:2404.18350 (cross-list from cs.CR) [pdf, other]

Title: L-DIT: A dApp for Live Detectability, Identifiability and Trackability for ASOs on the Behavioral Dynamics Blockchain

Authors: Anirban Chowdhury, Yasir Latif, Ivan Aksenov, Moriba K. Jah, Samya Bagchi

Subjects: Cryptography and Security (cs.CR); Instrumentation and Methods for Astrophysics (astro-ph.IM)

[289]  arXiv:2404.18323 (cross-list from hep-lat) [pdf, other]

Title: Flow-based Nonperturbative Simulation of First-order Phase Transitions

Authors: Yang Bai, Ting-Kuo Chen

Comments: 31 pages, 14 figures, 1 table

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

[290]  arXiv:2404.18309 (cross-list from hep-ph) [pdf, other]

Title: Electrophilic scalar hair from rotating magnetized stars and effects of cosmic neutrino background

Authors: Gaetano Lambiase, Tanmay Kumar Poddar

Comments: 35 pages, 10 figures, and comments are welcome

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

[291]  arXiv:2404.18141 (cross-list from physics.comp-ph) [pdf, ps, other]

Title: Efficient, robust and universal computation of classical orbital elements

Authors: Roberto Flores, Elena Fantino

Subjects: Computational Physics (physics.comp-ph); Earth and Planetary Astrophysics (astro-ph.EP); Instrumentation and Methods for Astrophysics (astro-ph.IM)

[292]  arXiv:2404.18128 (cross-list from gr-qc) [pdf, ps, other]

Title: Universality of the thermodynamics of a quantum-mechanically radiating black hole departing from thermality

Authors: Christian Corda, Carlo Cafaro

Comments: 13 pages

Subjects: General Relativity and Quantum Cosmology (gr-qc); High Energy Astrophysical Phenomena (astro-ph.HE); High Energy Physics - Theory (hep-th); Quantum Physics (quant-ph)

[293]  arXiv:2404.18099 (cross-list from hep-ph) [pdf, other]

Title: Wide Binary Evaporation by Dark Solitons: Implications from the GAIA Catalog

Authors: Qiming Qiu, Yu Gao, Hai-jun Tian, Kechen Wang, Zihang Wang, Xiang-Ming Yang

Comments: 15 pages, 4 figures, 3 tables

Subjects: High Energy Physics - Phenomenology (hep-ph); High Energy Astrophysical Phenomena (astro-ph.HE)

[294]  arXiv:2404.17899 (cross-list from math.DS) [pdf, ps, other]

Title: Stability of the regular $n$-gon rotating equilibria with logarithm interaction

Authors: Anna-Monika Muscas, Daniel Pasca, Cristina Stoica

Subjects: Dynamical Systems (math.DS); Astrophysics of Galaxies (astro-ph.GA)

Mon, 29 Apr 2024 (showing first 12 of 76 entries)

[295]  arXiv:2404.17568 [pdf, other]

Title: The boring history of Gaia BH3 from isolated binary evolution

Authors: Giuliano Iorio, Stefano Torniamenti, Michela Mapelli, Marco Dall'Amico, Alessandro A. Trani, Sara Rastello, Cecilia Sgalletta, Stefano Rinaldi, Guglielmo Costa, Bera A. Dhal-Lahtinen, Gaston J. Escobar, Erika Korb, M. Paola Vaccaro, Elena Lacchin, Benedetta Mestichelli, Ugo Niccolò di Carlo, Mario Spera, Manuel Arca Sedda

Comments: Submitted to A&A, comments welcome

Subjects: Astrophysics of Galaxies (astro-ph.GA); High Energy Astrophysical Phenomena (astro-ph.HE); Solar and Stellar Astrophysics (astro-ph.SR)

[296]  arXiv:2404.17567 [pdf, other]

Title: Sensitivity-Improved Polarization Maps at 40 GHz with CLASS and WMAP data

Authors: Rui Shi, John W. Appel, Charles L. Bennett, Ricardo Bustos, David T. Chuss, Sumit Dahal, Jullianna Denes Couto, Joseph R. Eimer, Thomas Essinger-Hileman, Kathleen Harrington, Jeffrey Iuliano, Yunyang Li, Tobias A. Marriage, Matthew A. Petroff, Karwan Rostem, Zeya Song, Deniz A. N. Valle, Duncan J. Watts, Janet L. Weiland, Edward J. Wollack, Zhilei Xu

Comments: 19 pages, 16 figures, 1 table

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

[297]  arXiv:2404.17549 [pdf, other]

Title: Probing the Propeller Regime with Symbiotic X-ray Binaries

Authors: M.D. Afonina (SAI MSU), S.B. Popov (ICTP)

Comments: 20 pages, submitted to Universe, revised version after the first referee report

Subjects: High Energy Astrophysical Phenomena (astro-ph.HE)

[298]  arXiv:2404.17538 [pdf, other]

Title: [OI] fine structure line profiles in Mon R2 and M17 SW: the puzzling nature of cold foreground material identified by [12CII] self-absorption

Authors: C. Guevara, J. Stutzki V. Ossenkopf-Okada, U. Graf, Y. Okada, N. Schneider, P.F. Goldsmith, J.P. Pérez-Beaupuits, S. Kabanovic, M. Mertens, N. Rothbart, R. Güsten

Comments: 30 pages, 24 figures

Subjects: Astrophysics of Galaxies (astro-ph.GA)

[299]  arXiv:2404.17523 [pdf, other]

Title: Forming Mercury from excited initial conditions

Authors: Jennifer Scora, Diana Valencia, Alessandro Morbidelli, Seth Jacobson

Comments: 15 pages, accepted for publication in ApJ

Subjects: Earth and Planetary Astrophysics (astro-ph.EP)

[300]  arXiv:2404.17517 [pdf, other]

Title: Statistical relations between spectropolarimetric observables and the polar strength of the stellar dipolar magnetic field

Authors: O. Kochukhov

Comments: 5 pages, 3 figures; accepted for publication in A&A

Subjects: Solar and Stellar Astrophysics (astro-ph.SR)

[301]  arXiv:2404.17515 [pdf, other]

Title: An Online Framework for Fitting Fast Transient Lightcurves

Authors: Tyler Barna, Brandon Reed, Igor Andreoni, Michael W. Coughlin, Tim Dietrich, Steven L. Groom, Theophile Jegou du Laz, Peter T.H Pang, Josiah N. Purdum, Ben Rusholme

Comments: Accepted to MNRAS, 11 pages, 9 figures

Subjects: High Energy Astrophysical Phenomena (astro-ph.HE); Cosmology and Nongalactic Astrophysics (astro-ph.CO)

[302]  arXiv:2404.17494 [pdf, other]

Title: The death of Vulcan: NEID reveals the planet candidate orbiting HD 26965 is stellar activity

Authors: Abigail Burrows, Samuel Halverson, Jared C. Siegel, Christian Gilbertson, Jacob Luhn, Jennifer Burt, Chad F. Bender, Arpita Roy, Ryan C. Terrien, Selma Vangstein, Suvrath Mahadevan, Jason T. Wright, Paul Robertson, Eric B. Ford, Guðmundur Stefánsson, Joe P. Ninan, Cullen H. Blake, Michael W. McElwain, Christian Schwab, Jinglin Zhao

Comments: 25 pages, 13 figures. Accepted in AJ

Journal-ref: AJ 167 243 (2024)

Subjects: Earth and Planetary Astrophysics (astro-ph.EP); Instrumentation and Methods for Astrophysics (astro-ph.IM); Solar and Stellar Astrophysics (astro-ph.SR)

[303]  arXiv:2404.17480 [pdf, other]

Title: A Very-High-Energy Gamma-Ray View of the Transient Sky

Authors: Alessandro Carosi, Alicia López-Oramas

Comments: 36 pages, 14 figures, published in Universe

Journal-ref: Universe 2024, 10(4), 163

Subjects: High Energy Astrophysical Phenomena (astro-ph.HE)

[304]  arXiv:2404.17448 [pdf, other]

Title: The Most Common Habitable Planets III -- Modeling Temperature Forcing and Surface Conditions on Rocky Exoplanets and Exomoons

Authors: Beatriz B. Siffert (1), Raquel G. Gonçalves Farias (1 and 2), Matias Garcia (3), Luiz Felipe Melo de Menezes (3), Gustavo F. Porto de Mello (4), Marcelo Borges Fernandes (3), Rafael Pinotti (5) ((1) Campus Duque de Caxias, Universidade Federal do Rio de Janeiro, (2) Instituto de Química, Universidade de São Paulo, (3) Observatório Nacional, Rio de Janeiro, (4) Observatório do Valongo, Universidade Federal do Rio de Janeiro, (5) Petrobrás)

Comments: 16 pages, 12 figures and 7 tables, to appear in MNRAS

Subjects: Earth and Planetary Astrophysics (astro-ph.EP); Solar and Stellar Astrophysics (astro-ph.SR)

[305]  arXiv:2404.17447 [pdf, other]

Title: Skeletal Kinetics Reduction for Astrophysical Reaction Networks

Authors: A.G.Nouri, Y. Liu, P. Givi, H. Babaee, D. Livescu

Subjects: Solar and Stellar Astrophysics (astro-ph.SR); Nuclear Theory (nucl-th)

[306]  arXiv:2404.17435 [pdf, other]

Title: Bayesian synthesis of astrometric wobble and total light curves in close binary supermassive black holes

Authors: Andjelka B. Kovacevic, Yu-Yang Songsheng, Jian-Min Wang, Luka C. Popovic

Comments: The article was accepted for publication in the ApJ

Subjects: Instrumentation and Methods for Astrophysics (astro-ph.IM); High Energy Astrophysical Phenomena (astro-ph.HE)

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• Wed, 1 May 2024
• Tue, 30 Apr 2024
• Mon, 29 Apr 2024