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High-energy astrophysics

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2,096 studies

  1. Evolution of Main Sequence Stars Transferring Mass to a Supermassive Black Hole
    Andrey Sandomirsky, Re'em Sari, Aleksandra Olejak +1
    arXivPreprintCC BY 4.0Full textHigh-energy astrophysicsarXiv
  2. cuDART: a GPU-accelerated ray tracing code for generating synthetic observations of relativistic astrophysical sources
    Henry Whitehead, Emma L. Elley, Christoper N. Everett
    arXivPreprintCC BY 4.0Full textHigh-energy astrophysicsInstrumentation & methodsarXiv
  3. Electromagnetic Emission and Orbital Evolution of Eccentric Supermassive Black Hole Binaries in Retrograde Disks
    David ONeill, Mark J. Avara, Christopher Tiede +3
    arXivPreprintCC BY 4.0Full textCosmologyHigh-energy astrophysicsarXiv
  4. Free Neutron Decay in Kilonova Ejecta: X-ray/UV Flashes with Non-Thermal Effects
    Daniel Brethauer, Daniel Kasen, Smaranika Banerjee +2
    arXivPreprintCC BY 4.0Full textHigh-energy astrophysicsarXiv
  5. Ruling out matter-induced bumps in black-hole effective potentials
    Matteo Della Rocca, Romeo Felice Rosato, Paolo Pani
    arXivPreprintarXiv licenceFull textHigh-energy astrophysicsarXiv
  6. Deus Ex Statistica: A Statistical Solution to the binary-binary Outcome of the Chaotic, Non-Hierarchical Four-Body Problem
    Yoav Zack, Hagai B. Perets, Yonadav Barry Ginat
    arXivPreprintCC BY-NC-SA 4.0Full textGalaxiesHigh-energy astrophysicsarXiv
  7. Overmassive No More: The Case for Little Red Dots Hosting Black Hole Seeds as Massive as Single Supermassive Stars
    Wendy Q. Sun, Rohan P. Naidu, Hanpu Liu +17
    arXivPreprintCC BY 4.0Full textCosmologyGalaxiesHigh-energy astrophysicsarXiv
  8. Decoding the Imprints of Energy-Momentum Squared Gravity in Neutron Stars with Machine Learning Analysis
    Sayantan Ghosh, Premachand Mahapatra, Dipti Deb
    arXivPreprintCC BY 4.0Full textHigh-energy astrophysicsarXiv
  9. Hierarchical Inference of the Supermassive Black Hole Binary Merger Rates from Joint Searches using Pulsar Timing Arrays
    Sharon Mary Tomson, Rutger van Haasteren, Boris Goncharov
    arXivPreprintCC0Full textHigh-energy astrophysicsInstrumentation & methodsarXiv
  10. Wolf-Rayet stars and black holes: mass distributions and evolutionary connection
    I. A. Shaposhnikov, K. A. Postnov, A. M. Cherepashchuk
    arXivPreprintCC BY 4.0Full textHigh-energy astrophysicsarXiv
  11. Detection of episodic Ultra-fast Outflows in the Low-luminosity quasar Mrk 205 using XMM-Newton data
    César Ivan Victoria-Ceballos, Anna Lia Longinotti, Yair Krongold +3
    arXivPreprintCC BY 4.0Full textGalaxiesHigh-energy astrophysicsarXiv
  12. Resolving structure within the iron line profile of Serpens X-1 with XRISM and NuSTAR
    Hayden Hall, Renee M. Ludlam, Edward Cackett +2
    arXivPreprintarXiv licenceFull textHigh-energy astrophysicsarXiv
  13. Strong Polarization Signatures from Magnetically Stabilized Luminous Thin Accretion Disks
    P. Chris Fragile, Peter Anninos, Madeline Breiling +2
    arXivPreprintarXiv licenceFull textHigh-energy astrophysicsarXiv
  14. How strange: Phase diagrams with 3 critical points
    Mateus Reinke Pelicer, Nikolas Cruz Camacho, Rajesh Kumar +2
    arXivPreprintCC BY-NC-ND 4.0Full textHigh-energy astrophysicsarXiv
  15. Axion Hair and Pulsar Electrodynamics: modelling, discharge dynamics, and particle-in-cell simulations
    Samuel J. Witte, Andrea Caputo, Stefan Stelzl +3
    arXivPreprintarXiv licenceFull textHigh-energy astrophysicsarXiv
  16. A Two-Parameter Framework for the Diffuse Supernova Neutrino Background
    Cecilia Lunardini, Xingyun Yang
    arXivPreprintarXiv licenceFull textHigh-energy astrophysicsarXiv
  17. Stratified Wind Geometries of GRS 1915+105: Density Profiles and Radii
    Noa Keshet, Ehud Behar, Jon M. Miller +1
    arXivPreprintCC BY 4.0Full textHigh-energy astrophysicsarXiv
  18. Constraints on the Low-frequency Radio Emission of the Galactic FRB Source SGR 1935+2154
    Chen-Ran Hu, Jinhuang Cao, S. A. Tyul'bashev +13
    arXivPreprintarXiv licenceFull textHigh-energy astrophysicsarXiv
  19. A Missing Tool for Calculating Auto/Cross-correlation Function under Nonuniform Sampling Observations
    Chen-Ran Hu, Yong-Feng Huang, Jin-Jun Geng +10
    arXivPreprintarXiv licenceFull textCosmologyHigh-energy astrophysicsInstrumentation & methodsarXiv
  20. Nuclear equation-of-state effects on the two-dimensional post-outburst thermal evolution of magnetized neutron-star crusts
    Wei-Feng Zhang, Zhi-Fu Gao, Wen-Qi Ma +2
    arXivPreprintarXiv licenceFull textHigh-energy astrophysicsarXiv
  21. Little red dots as obscured little blue dots: relative abundances, luminosities, and black-hole masses
    Piero Madau, Roberto Maiolino
    arXivPreprintarXiv licenceFull textGalaxiesHigh-energy astrophysicsarXiv
  22. Sharpening the Mass Measurement of PSR J1048+2339 via High-Cadence Photometry
    Kwan-Lok Li, Ka-Yui Au, Lupin C. C. Lin +3
    arXivPreprintarXiv licenceFull textHigh-energy astrophysicsarXiv
  23. Near-Horizon Tidal Disruption Events
    Yang Yang, Xian Chen
    arXivPreprintarXiv licenceFull textHigh-energy astrophysicsarXiv
  24. SN 2025fhm: A central-engine powered Ic-BL supernova associated with X-ray transient EP250304a
    Cui-Ying Song, Nan Jiang, Xiaofeng Wang +32
    arXivPreprintarXiv licenceFull textHigh-energy astrophysicsSolar & stellar physicsarXiv
  25. Radio Emission with Dust: A Bow-Shock Interpretation for the TDE Candidate AT 2019avd
    Shuyuan Wei, Yanan Wang, Guobin Mou +5
    arXivPreprintCC BY 4.0Full textHigh-energy astrophysicsarXiv