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High Energy Astrophysical Phenomena

Authors and titles for recent submissions, skipping first 46

[ total of 124 entries: 1-25 | 22-46 | 47-71 | 72-96 | 97-121 | 122-124 ]
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Wed, 15 May 2024 (continued, showing 25 of 29 entries)

[47]  arXiv:2405.08785 [pdf, other]
Title: A Hot Mess: The Rich and Complex Soft Emitting Regions Surrounding the Reflection Dominated Flaring Central Engine of Mrk 1239
Authors: Margaret Z. Buhariwalla, L. C. Gallo, J. Mao, J. Jiang, L. K. Pothier-Bogoslowski, E. Järvelä, S. Komossa, D. Grupe
Comments: 26 pages, accepted for publication in ApJ
Subjects: High Energy Astrophysical Phenomena (astro-ph.HE)
[48]  arXiv:2405.08758 [pdf, ps, other]
Title: Low Mass Naked Singularities from Dark Core Collapse
Authors: Chandrachur Chakraborty (MCNS, India), Sudip Bhattacharyya (TIFR, India), Pankaj S. Joshi (Ahmedabad U., India)
Comments: 17 pages, 8 figures
Subjects: High Energy Astrophysical Phenomena (astro-ph.HE); General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Theory (hep-th)
[49]  arXiv:2405.08660 [pdf, ps, other]
Title: On the origin of the quasi-periodic micro-pulses observed in the radio-frequency emission of some neutron stars
Authors: P B Jones
Comments: 4 pages: to be published in Monthly Notices of the Royal Astronomical Society Letters
Subjects: High Energy Astrophysical Phenomena (astro-ph.HE)
[50]  arXiv:2405.08627 [pdf, other]
Title: Evidence of jet activity from the secondary black hole in the OJ287 binary system
Authors: Mauri J. Valtonen, Staszek Zola, Alok C. Gupta, Shubham Kishore, Achamveedu Gopakumar, Svetlana G. Jorstad, Paul J. Wiita, Minfeng Gu, Kari Nilsson, Alan P. Marscher, Zhongli Zhang, Rene Hudec, Katsura Matsumoto, Marek Drozdz, Waldemar Ogloza, Andrei V. Berdyugin, Daniel E. Reichart, Markus Mugrauer, Lankeswar Dey, Tapio Pursimo, Harry J. Lehto, Stefano Ciprini, T. Nakaoka, M. Uemura, Ryo Imazawa, Michal Zejmo, Vladimir V. Kouprianov, James W. Davidson, Jr., Alberto Sadun, Jan Strobl, Z. R. Weaver, Martin Jelinek
Comments: to Appear in Astrophysical Journal Letters
Subjects: High Energy Astrophysical Phenomena (astro-ph.HE)
[51]  arXiv:2405.08507 [pdf, ps, other]
Title: Influence of the gravitational darkening effect on the spectrum of a hot, rapidly rotating neutron star. II. Iron lines
Authors: Agnieszka Majczyna, Jerzy Madej, Agata Różańska, Mirosław Należyty
Comments: 9 pages, 8 figures
Journal-ref: ApJ 966 (2024), 223
Subjects: High Energy Astrophysical Phenomena (astro-ph.HE)
[52]  arXiv:2405.08478 [pdf, other]
Title: Long term X-ray spectral variations of the Seyfert-1 galaxy Mrk 279
Authors: K. Akhila, Ranjeev Misra, Savithri H. Ezhikode, K. Jeena
Comments: Accepted for publication in Research in Astronomy and Astrophysics
Subjects: High Energy Astrophysical Phenomena (astro-ph.HE)
[53]  arXiv:2405.08385 [pdf, ps, other]
Title: Regions of suppressed diffusion around supernova remnants?
Authors: Yiwei Bao, Pasquale Blasi, Yang Chen
Journal-ref: 2024 ApJ 966 224
Subjects: High Energy Astrophysical Phenomena (astro-ph.HE)
[54]  arXiv:2405.08367 [pdf, other]
Title: Three-dimensional Magneto-hydrodynamic Simulations of Core-collapse Supernovae: I. Hydrodynamic evolution and protoneutron star properties
Authors: Ko Nakamura, Tomoya Takiwaki, Jin Matsumoto, Kei Kotake
Comments: 15 pages, 13+5 figures, 1 appendix
Subjects: High Energy Astrophysical Phenomena (astro-ph.HE)
[55]  arXiv:2405.08327 [pdf, other]
Title: Multiband Simultaneous Photometry of Type II SN 2023ixf with Mephisto and the Twin 50-cm Telescopes
Authors: Yuan-Pei Yang, Xiangkun Liu, Yu Pan, Xinzhong Er, Dezi Liu, Yuan Fang, Guowang Du, Yongzhi Cai, Xian Xu, Xinlei Chen, Xingzhu Zou, Helong Guo, Chenxu Liu, Yehao Cheng, Brajesh Kumar, Xiaowei Liu
Comments: 15 pages, 7 figures, 3 tables. Accepted for publication in ApJ. Comments welcome!
Subjects: High Energy Astrophysical Phenomena (astro-ph.HE)
[56]  arXiv:2405.08326 [pdf, other]
Title: Periodic Activities of Fast Radio Burst Repeaters from Precessing Magnetars with Evolving Obliquity
Authors: Xin-Ming Feng, Yuan-Pei Yang, Qiao-Chu Li
Comments: 10 pages, 9 figures. Accepted for publication in MNRAS. Comments welcome!
Subjects: High Energy Astrophysical Phenomena (astro-ph.HE)
[57]  arXiv:2405.08231 [pdf, other]
Title: Ten Supernova-rise in Binary Driven Gamma-ray Bursts
Authors: R. Ruffini, C.L. Bianco, Liang Li, M.T. Mirtorabi, R. Moradi, F. Rastegarnia, J.A. Rueda, S.R. Zhang, Y. Wang
Subjects: High Energy Astrophysical Phenomena (astro-ph.HE)
[58]  arXiv:2405.08163 [pdf, other]
Title: Deep TOV to characterize Neutron Stars
Authors: Praveer Tiwari, Archana Pai
Subjects: High Energy Astrophysical Phenomena (astro-ph.HE); General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Phenomenology (hep-ph); Nuclear Theory (nucl-th)
[59]  arXiv:2405.08155 [pdf, ps, other]
Title: On the width of a collisionless shock and the index of the cosmic rays it accelerates
Authors: Antoine Bret, Asaf Pe'er
Comments: 14 pages, 6 figures, to appear in ApJ
Subjects: High Energy Astrophysical Phenomena (astro-ph.HE); Solar and Stellar Astrophysics (astro-ph.SR); Plasma Physics (physics.plasm-ph)
[60]  arXiv:2405.08107 [pdf, other]
Title: Studying geometry of the ultraluminous X-ray pulsar Swift J0243.6+6124 using X-ray and optical polarimetry
Authors: Juri Poutanen, Sergey S. Tsygankov, Victor Doroshenko, Sofia V. Forsblom, Peter Jenke, Philip Kaaret, Andrei V. Berdyugin, Dmitry Blinov, Vadim Kravtsov, Ioannis Liodakis, Anastasia Tzouvanou, Alessandro Di Marco, Jeremy Heyl, Fabio La Monaca, Alexander A. Mushtukov, George G. Pavlov, Alexander Salganik, Alexandra Veledina, Martin C. Weisskopf, Silvia Zane, Vladislav Loktev, Valery F. Suleimanov, Colleen Wilson-Hodge, Svetlana V. Berdyugina, Masato Kagitani, Vilppu Piirola, Takeshi Sakanoi, Ivan Agudo, Lucio A. Antonelli, Matteo Bachetti, Luca Baldini, Wayne H. Baumgartner, Ronaldo Bellazzini, Stefano Bianchi, Stephen D. Bongiorno, Raffaella Bonino, Alessandro Brez, Niccolo Bucciantini, Fiamma Capitanio, Simone Castellano, Elisabetta Cavazzuti, Chien-Ting Chen, Stefano Ciprini, Enrico Costa, et al. (67 additional authors not shown)
Comments: 13 pages, 10 figures, submitted to A&A
Subjects: High Energy Astrophysical Phenomena (astro-ph.HE); Solar and Stellar Astrophysics (astro-ph.SR)
[61]  arXiv:2405.08629 (cross-list from astro-ph.IM) [pdf, other]
Title: Improving pulsar timing precision through superior Time-of-Arrival creation
Authors: J. Wang, J. P. W. Verbiest, G. M. Shaifullah, I. Cognard, L. Guillemot, G. H. Janssen, M. B. Mickaliger, A. Possenti, G. Theureau
Comments: Accepted by A&A
Subjects: Instrumentation and Methods for Astrophysics (astro-ph.IM); High Energy Astrophysical Phenomena (astro-ph.HE)
[62]  arXiv:2405.08624 (cross-list from gr-qc) [pdf, other]
Title: Primordial black holes, a small review
Authors: Alexandre Arbey
Comments: 8 pages, 7 figures. Contribution to the 2024 Very High Energy Phenomena in the Universe session of the 58th Rencontres de Moriond
Subjects: General Relativity and Quantum Cosmology (gr-qc); Cosmology and Nongalactic Astrophysics (astro-ph.CO); High Energy Astrophysical Phenomena (astro-ph.HE)
[63]  arXiv:2405.08607 (cross-list from astro-ph.SR) [pdf, other]
Title: The evolution of stellar X-ray activity and angular momentum as seen by eROSITA, TESS, and Gaia
Authors: Keivan G. Stassun (1), Marina Kounkel (2) ((1) Vanderbilt University, (2) University of North Florida)
Comments: 7 pages, 4 figures, accepted for publication in The Astrophysical Journal Letters
Subjects: Solar and Stellar Astrophysics (astro-ph.SR); Astrophysics of Galaxies (astro-ph.GA); High Energy Astrophysical Phenomena (astro-ph.HE)
[64]  arXiv:2405.08591 (cross-list from hep-ph) [pdf, ps, other]
Title: Degeneracy Enhancement of Neutron-Antineutron Oscillation in Neutron Star
Authors: Xuan-Ye Fu, Shao-Feng Ge, Zi-Yang Guo, Qi-Heng Wang
Comments: 6 pages, 2 figures
Subjects: High Energy Physics - Phenomenology (hep-ph); High Energy Astrophysical Phenomena (astro-ph.HE)
[65]  arXiv:2405.08522 (cross-list from gr-qc) [pdf, other]
Title: In Search of the Biggest Bangs since the Big Bang
Authors: John Ellis, Malcolm Fairbairn, Juan Urrutia, Ville Vaskonen
Comments: Awarded Fourth Prize in the 2024 Gravity Research Foundation Competition for Essays on Gravitation
Subjects: General Relativity and Quantum Cosmology (gr-qc); Cosmology and Nongalactic Astrophysics (astro-ph.CO); Astrophysics of Galaxies (astro-ph.GA); High Energy Astrophysical Phenomena (astro-ph.HE)
[66]  arXiv:2405.08482 (cross-list from hep-ph) [pdf, other]
Title: $γ$ rays from in-flight positron annihilation as a probe of new physics
Authors: Pedro De la Torre Luque, Shyam Balaji, Pierluca Carenza, Leonardo Mastrototaro
Comments: 6 pages, 3 figures, no appendices. Comments are welcome!
Subjects: High Energy Physics - Phenomenology (hep-ph); High Energy Astrophysical Phenomena (astro-ph.HE)
[67]  arXiv:2405.08335 (cross-list from gr-qc) [pdf, other]
Title: A Comparative Study of Shadows of Magnetized and Non-Magnetized Singularities
Authors: Amee Bhatt
Comments: 6 pages, & figues
Subjects: General Relativity and Quantum Cosmology (gr-qc); High Energy Astrophysical Phenomena (astro-ph.HE)
[68]  arXiv:2405.08229 (cross-list from gr-qc) [pdf, other]
Title: On the single versus the repetitive Penrose process in a Kerr black hole
Authors: Remo Ruffini, Mikalai Prakapenia, Hernando Quevedo, Shurui Zhang
Subjects: General Relativity and Quantum Cosmology (gr-qc); High Energy Astrophysical Phenomena (astro-ph.HE)
[69]  arXiv:2405.08113 (cross-list from astro-ph.CO) [pdf, other]
Title: Orbital motion of primordial black holes crossing Solar-type stars
Authors: Vitorio A. De Lorenci, David I. Kaiser, Patrick Peter
Comments: 11 pages, 15 figures
Subjects: Cosmology and Nongalactic Astrophysics (astro-ph.CO); High Energy Astrophysical Phenomena (astro-ph.HE); Solar and Stellar Astrophysics (astro-ph.SR); General Relativity and Quantum Cosmology (gr-qc)
[70]  arXiv:2405.08082 (cross-list from hep-th) [pdf, other]
Title: Superconducting multi-vortices and a novel BPS bound in chiral perturbation theory
Authors: Fabrizio Canfora, Marcela Lagos, Aldo Vera
Comments: 19 pages, 3 figures
Subjects: High Energy Physics - Theory (hep-th); High Energy Astrophysical Phenomena (astro-ph.HE); High Energy Physics - Phenomenology (hep-ph); Nuclear Theory (nucl-th)
[71]  arXiv:2405.08079 (cross-list from astro-ph.GA) [pdf, other]
Title: A JVLA, LOFAR, e-Merlin, VLBA and EVN study of RBS 797: can binary SMBHs explain the outburst history of the central radio galaxy?
Authors: Francesco Ubertosi, Marcello Giroletti, Myriam Gitti, Nadia Biava, Emanuele De Rubeis, Annalisa Bonafede, Luigina Feretti, Marco Bondi, Luca Bruno, Elisabetta Liuzzo, Alessandro Ignesti, Gianfranco Brunetti
Comments: Accepted for publication in Astronomy & Astrophysics
Subjects: Astrophysics of Galaxies (astro-ph.GA); High Energy Astrophysical Phenomena (astro-ph.HE)
[ total of 124 entries: 1-25 | 22-46 | 47-71 | 72-96 | 97-121 | 122-124 ]
[ showing 25 entries per page: fewer | more | all ]

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