نتایج جستجو برای: 056

تعداد نتایج: 712  

Journal: :Journal of Cosmology and Astroparticle Physics 2023

Abstract The IceCube collaboration has observed the first steady-state point source of high-energy neutrinos, coming from active galaxy NGC 1068. If neutrinos interacted strongly enough with dark matter, emitted would have been impeded by dense spike matter surrounding supermassive black hole at galactic center, which powers emission. We derive a stringent upper limit on scattering cross sectio...

Journal: :Annual Review of Nuclear and Particle Science 2022

The detection of an astrophysical flux neutrinos in the TeV-PeV energy range by IceCube observatory has opened new possibilities for study extreme cosmic accelerators. apparent isotropy neutrino arrival directions favors extragalactic origin this flux, potentially created a large population distant sources. Recent evidence emission from sources include active galaxies TXS 0506+056 and NGC 1068....

Journal: :British Journal of Surgery 2022

Abstract Aim Ventral hernias including incisional ones are very common in our population. Mesh reinforcement options for ventral/incisional hernia repair continue to evolve with advances polymer science and better understanding of the extracellular matrix. Consensus on safety efficacy these various types synthetic biologic mesh has yet be reached. Intraperitoneal onlay (IPOM) is laparoscopic te...

Journal: :Canadian Journal of Neurological Sciences / Journal Canadien des Sciences Neurologiques 2019

Journal: :Canadian Journal of Neurological Sciences 2022

Background: Basilar artery stenting is a rescue therapy in the management of hyperacute stroke Published data on efficacy and safety are limited. Methods: A systematic review published studies was performed accordance with PRISMA guidelines. Inclusion criteria were adult patients ischemic permanent basilar stent placement within 48 hours onset. Data extracted by two independent reviewers. Addit...

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