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Related papers: Neutrino emission from magnetized micro-quasar jet…

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It has been proposed recently that Galactic microquasars may be prodigious emitters of TeV neutrinos that can be detected by upcoming km^2 neutrino telescopes. In this paper we consider a sample of identified microquasars and microquasar…

Astrophysics · Physics 2009-11-07 C. Distefano , D. Guetta , E. Waxman , A. Levinson

We study the emission of neutrinos, resulting from the scattering of electrons off magnetic flux tubes (fluxoids) in the neutron star cores with superfluid (superconducting) protons. In the absence of proton superfluidity (T> T_{cp}), this…

Astrophysics · Physics 2007-05-23 A. D. Kaminker , D. G. Yakovlev , P. Haensel

Rapidly rotating, strongly magnetized neutron stars (``millisecond proto-magnetars'') formed in stellar core-collapse, neutron star mergers, and white dwarf accretion-induced collapse have long been proposed as central engines of gamma-ray…

High Energy Astrophysical Phenomena · Physics 2026-01-15 Dhruv K. Desai , Luciano Combi , Daniel M. Siegel , Brian D. Metzger

In scattering experiments, high-virtuality partons, i.e., quarks and gluons, initiate a series of additional parton emissions to create collimated sprays of particles known as jets. This paper presents a measurement of the Lund jet plane…

Nuclear Experiment · Physics 2026-02-11 CMS Collaboration

The evidence for joint gamma and neutrino emission from the blazar TXS 0506+056 has renewed interest in blazars as neutrino sources. The detection of neutrinos from blazars can be seen as the smoking gun for the presence of relativistic…

High Energy Astrophysical Phenomena · Physics 2020-05-20 Matteo Cerruti

High-mass microquasar jets, produced in an accreting compact object in orbit around a massive star, must cross a region filled with stellar wind. The combined effects of the wind and orbital motion can strongly affect the jet properties on…

High Energy Astrophysical Phenomena · Physics 2021-12-22 Maxim V. Barkov , Valenti Bosch-Ramon

Recently X-ray emission from protostellar jets has been detected with both XMM-Newton and Chandra satellites, but the physical mechanism which can give rise to this emission is still unclear. We performed an extensive exploration of a wide…

Astrophysics · Physics 2009-11-11 R. Bonito , S. Orlando , G. Peres , F. Favata , R. Rosner

As an important signature of the quark-gluon plasma (QGP), a high-precision energy-loss model is essential to independently verify the QGP properties extracted from soft particles. In this work, we optimize the energy loss modeling in…

High Energy Physics - Phenomenology · Physics 2025-03-06 Rouzbeh Modarresi-Yazdi , Shuzhe Shi , Charles Gale , Sangyong Jeon

Context. Relativistic jets in active galactic nuclei are known for their exceptional energy output, and imaging the synthetic synchrotron emission of numerical jet simulations is essential for a comparison with observed jet polarization…

High Energy Astrophysical Phenomena · Physics 2024-09-11 Joana A. Kramer , Nicholas R. MacDonald , Georgios F. Paraschos , L. Ricci

Hadrons inclusively produced with large pT in high-energy collisions originate from the jets, whose initial virtuality and energy are of the same order, what leads to an extremely intensive gluon radiation and dissipation of energy at the…

High Energy Physics - Phenomenology · Physics 2013-10-22 J. Nemchik , Iu. A. Karpenko , B. Z. Kopeliovich , I. K. Potashnikova , Yu. M. Sinyukov

Transverse spectra of both jets and hadrons obtained in high-energy $pp$ and $p\bar p $ collisions at central rapidity exhibit power-law behavior of $1/p_T^n$ at high $p_T$. The power index $n$ is 4-5 for jet production and is 6-10 for…

High Energy Physics - Phenomenology · Physics 2015-06-24 Cheuk-Yin Wong , Grzegorz Wilk , Leonardo J. L. Cirto , Constantino Tsallis

Within the next-to-leading order (NLO) perturbative QCD (pQCD) parton model, suppression of away-side hadron spectra associated with a high $p_{T}$ photon due to parton energy loss is studied in high-energy heavy-ion collisions. Dictated by…

Nuclear Theory · Physics 2009-09-02 Hanzhong Zhang , J. F. Owens , Enke Wang , Xin-Nian Wang

The observation of a very-high-energy neutrino by IceCube (IceCube-170922A) and its association with the flaring blazar TXS 0506+056 provided the first multimessenger observations of blazar jets, demonstrating the important role of protons…

High Energy Astrophysical Phenomena · Physics 2021-12-08 Sargis Gasparyan , Damien Bégué , Narek Sahakyan

Recent observations of X-ray pulsars at low luminosities allow, for the first time, to compare theoretical models for the emission from highly magnetized neutron star atmospheres at low mass accretion rates ($\dot{M} \lesssim 10^{15}$ g…

A precise evaluation of the secondary particle production and propagation in the atmosphere is very important for the atmospheric neutrino oscillation studies. The issue is addressed with the extension of a previously developed full…

Astrophysics · Physics 2009-11-11 L. Derome

We calculate the steady-state properties of neutrino-driven winds from strongly magnetized, rotating proto-neutron stars (`proto-magnetars') under the assumption that the outflow geometry is set by the force-free magnetic field of an…

High Energy Astrophysical Phenomena · Physics 2015-06-19 Andrey D. Vlasov , Brian D. Metzger , Todd A. Thompson

Protostellar jets are known to emit in a wide range of bands, from radio to IR to optical bands, and to date also about ten X-ray emitting jets have been detected, with a rate of discovery of about one per year. We aim at investigating the…

Solar and Stellar Astrophysics · Physics 2015-05-18 R. Bonito , S. Orlando , M. Miceli , J. Eislöffel , G. Peres , F. Favata

With the coincident detection of a gamma-ray flare and a neutrino from the blazar TXS 0506+056, Active Galactic Nuclei (AGN) have been put into focus as possible sources of the diffuse neutrino flux. We present a space and time-resolved…

High Energy Astrophysical Phenomena · Physics 2020-06-24 Mario R. Hoerbe , Paul J. Morris , Garret Cotter , Julia Becker Tjus

The origin of high-energy emission in blazars jets (i.e., leptonic versus hadronic) has been a long-standing matter of debate. Here, we focus on one variant of hadronic models where proton synchrotron radiation accounts for the observed…

High Energy Astrophysical Phenomena · Physics 2020-04-28 I. Liodakis , M. Petropoulou

Within the next-to-leading order (NLO) perturbative QCD (pQCD) parton model, suppression of away-side hadron spectra associated with a high $p_{T}$ photon due to parton energy loss is shown to provide a complete tomographic picture of the…

High Energy Physics - Phenomenology · Physics 2009-11-18 Hanzhong Zhang , J. F. Owens , Enke Wang , Xin-Nian Wang