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authFullName_s : Georgios Vasilopoulos

Chandra probes the X-ray variability of M51 ULX-7: evidence of propeller transition and X-ray dips on orbital periods

Georgios Vasilopoulos , Filippos Koliopanos , Frank Haberl , Helena Treiber , Murray Brightman , et al.
Astrophys.J., 2021, 909 (1), pp.50. ⟨10.3847/1538-4357/abda49⟩
Journal articles hal-03164399v1

Disappearance of the Fe K $\alpha$ emission line in ultracompact X-ray binaries 4U 1543−624 and Swift J1756.9−2508

Filippos Koliopanos , Georgios Vasilopoulos , Sebastien Guillot , Natalie Webb
Monthly Notices of the Royal Astronomical Society, 2020, 500 (4), pp.5603-5613. ⟨10.1093/mnras/staa3490⟩
Journal articles hal-02467229v1

Dust-scattering rings of GRB 221009A as seen by the Neil Gehrels Swift satellite: can we count them all?

Georgios Vasilopoulos , Despina Karavola , Stamatios I. Stathopoulos , Maria Petropoulou
Monthly Notices of the Royal Astronomical Society, 2023, 521 (1), pp.1590-1600. ⟨10.1093/mnras/stad375⟩
Journal articles hal-03982640v1
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X-ray view of the 2021 outburst of SXP 15.6: Constraints on the binary orbit and magnetic field of the neutron star

Georgios Vasilopoulos , Gaurav K. Jaisawal , Chandreyee Maitra , Frank Haberl , Pierre Maggi , et al.
Astronomy and Astrophysics - A&A, 2022, 664, ⟨10.1051/0004-6361/202243909⟩
Journal articles insu-03782489v1
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The chemical composition of the accretion disc and donor star in ultra-compact X-ray binaries: A comprehensive X-ray analysis

Filippos Koliopanos , Mathias Péault , Georgios Vasilopoulos , Natalie Webb
Monthly Notices of the Royal Astronomical Society, 2021, 501 (1), pp.548-563. ⟨10.1093/mnras/staa3474⟩
Journal articles hal-02458717v1

NuSTAR X-ray spectrum of Be-X-ray pulsar Swift J1845.7-0037: Bulk and thermal Comptonization of cyclotron seed photons in the accretion column

Filippos Koliopanos , Georgios Vasilopoulos , Michael T. Wolff
Preprints, Working Papers, ... hal-02467230v1

Multi-messenger emission from the parsec-scale jet of the flat-spectrum radio quasar coincident with high-energy neutrino IceCube-190730A

Foteini Oikonomou , Maria Petropoulou , Kohta Murase , Aaron Tohuvavohu , Georgios Vasilopoulos , et al.
JCAP, 2021, 10, pp.082. ⟨10.1088/1475-7516/2021/10/082⟩
Journal articles hal-03318666v1
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Modeling the Luminosity-dependent Pulse Profile and Emission Geometry of SMC X-2 during a Giant Outburst

Ankur Roy , Rigel Cappallo , Silas G. T. Laycock , Dimitris M. Christodoulou , Georgios Vasilopoulos , et al.
The Astrophysical Journal, 2022, 936, ⟨10.3847/1538-4357/ac82b6⟩
Journal articles insu-03781183v1
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Radio emission from colliding outflows in high-mass X-ray binaries with strongly magnetized neutron stars

Margaritis Chatzis , Maria Petropoulou , Georgios Vasilopoulos
Monthly Notices of the Royal Astronomical Society, 2021, ⟨10.1093/mnras/stab3098⟩
Journal articles hal-03416338v1

ULX spectra revisited: Accreting, highly magnetized neutron stars as the engines of ultraluminous X-ray sources

Filippos Koliopanos , Georgios Vasilopoulos , Olivier Godet , Matteo Bachetti , Natalie A. Webb , et al.
Astronomy and Astrophysics - A&A, 2017, 608, pp.A47. ⟨10.1051/0004-6361/201730922⟩
Journal articles hal-01669833v1
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Timing six energetic rotation-powered X-ray pulsars, including the fast-spinning young PSR J0058-7218 and Big Glitcher PSR J0537-6910

Wynn C.G. Ho , Lucien Kuiper , Cristobal M. Espinoza , Sebastien Guillot , Paul S. Ray , et al.
Astrophys.J., 2023, 939 (1), pp.7. ⟨10.3847/1538-4357/ac8743⟩
Journal articles hal-03676099v1
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Accreting, highly magnetized neutron stars at the Eddington limit: A study of the 2016 outburst of SMC X-3

Filippos Koliopanos , Georgios Vasilopoulos
Astronomy and Astrophysics - A&A, 2018, 614, pp.A23. ⟨10.1051/0004-6361/201731623⟩
Journal articles hal-01703720v1
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Comparing the super-eddington accretion of SMC X-3 and RX J0209.6-7427 with Swift J0243.6+6124

Jiren Liu , Georgios Vasilopoulos , Mingyu Ge , Long Ji , Shan-Shan Weng , et al.
Monthly Notices of the Royal Astronomical Society, 2022, ⟨10.1093/mnras/stac2746⟩
Journal articles insu-03794901v1

Probing Neutrino Emission from X-ray Blazar Flares observed with Swift-XRT

Stamatios I. Stathopoulos , Maria Petropoulou , Paolo Giommi , Georgios Vasilopoulos , Paolo Padovani , et al.
37th International Cosmic Ray Conference, Jul 2021, Berlin, Germany. pp.1008, ⟨10.22323/1.395.1008⟩
Conference papers hal-03320623v1