Zobrazeno 1 - 10
of 63
pro vyhledávání: '"I Stathopoulos"'
Publikováno v:
Universe, Vol 10, Iss 10, p 392 (2024)
Blazars—a subclass of active galaxies—are intrinsically time-variable broadband sources of electromagnetic radiation. In this contribution, we explored relativistic proton (hadronic) signatures in the time domain blazar emission and searched for
Externí odkaz:
https://doaj.org/article/5826a1c6b0fb4876b6b1615b6ba7c8b5
Publikováno v:
Monthly Notices of the Royal Astronomical Society. 521:1590-1600
We present the first results for the dust-scattering rings of GRB 221009A, coined as the gamma-ray bursts (GRBs) of the century, as observed by the Neil Gehrels Swift Observatory. We perform analysis of both time resolved observations and stacked dat
Autor:
M. Karnachoriti, I. Stathopoulos, M. Kouri, E. Spyratou, S. Orfanoudakis, D. Lykidis, Μ. Lambropoulou, N. Danias, N. Arkadopoulos, E.P. Efstathopoulos, Y.S. Raptis, I. Seimenis, A.G. Kontos
Publikováno v:
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy. 299:122852
Autor:
E. Spyratou, M. Karnachoriti, I. Stathopoulos, M. Kouri, N. Arkadopoulos, S. Orphanoudakis, E. Efstathopoulos, A. Kontos
Publikováno v:
Physica Medica. 104:S1-S2
Autor:
I. Stathopoulos, M. Karnachoriti, E. Spyratou, M. Kouri, S. Benetis, I. Seimenis, E. Efstathopoulos
Publikováno v:
Physica Medica. 104:S3
Autor:
I. Stathopoulos, R. Stoklasa, A. Tsochatzis, G. Velonakis, E. Karavasilis, E. Efstathopoulos, L. Serio
Publikováno v:
Physica Medica. 104:S19
High-energy neutrinos from X-rays flares of blazars frequently observed by the Swift X-Ray Telescope
Autor:
S. I. Stathopoulos, Apostolos Mastichiadis, Georgios Vasilopoulos, P. Giommi, Paolo Padovani, Maria Petropoulou
Publikováno v:
Monthly Notices of the Royal Astronomical Society
Monthly Notices of the Royal Astronomical Society, Oxford University Press (OUP): Policy P-Oxford Open Option A, 2021, ⟨10.1093/mnras/stab3404⟩
Monthly Notices of the Royal Astronomical Society, Oxford University Press (OUP): Policy P-Oxford Open Option A, 2021, ⟨10.1093/mnras/stab3404⟩
Blazar flares have been suggested as ideal candidates for enhanced neutrino production. While the neutrino signal of $\gamma$-ray flares has been widely discussed, the neutrino yield of X-ray flares has received less attention. Here, we compute the p
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::26c21e8cf26ec5f9e58d97e326bcf50b
https://hal.archives-ouvertes.fr/hal-03468998
https://hal.archives-ouvertes.fr/hal-03468998
Autor:
S. I. Stathopoulos, Georgios Vasilopoulos, Paolo Giommi, Paolo Padovani, Maria Petropoulou, Apostolos Mastichiadis
Publikováno v:
PoS
37th International Cosmic Ray Conference
37th International Cosmic Ray Conference, Jul 2021, Berlin, Germany. pp.1008, ⟨10.22323/1.395.1008⟩
37th International Cosmic Ray Conference
37th International Cosmic Ray Conference, Jul 2021, Berlin, Germany. pp.1008, ⟨10.22323/1.395.1008⟩
Blazars are the most extreme subclass of active galactic nuclei with relativistic jets emerging from a super-massive black hole and forming a small angle with respect to our line of sight. Blazars are also known to be related to flaring activity as t
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8c5c2bccc7947c18ba859779cd6b443d
ZnWO4MnPcwassynthesizedviaahydrothermalautoclavemethodwith1wt.%manganese (iii) phthalocyanine content. The material was characterized for its structural and morphological features via X-ray diffraction (XRD) spectroscopy, Fourier transform infrared (
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od______2127::061ea9690f2e9987b7e9a989ea68ae5a
https://pergamos.lib.uoa.gr/uoa/dl/object/uoadl:3059111
https://pergamos.lib.uoa.gr/uoa/dl/object/uoadl:3059111
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