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Related papers: Jet Areas, and What They are Good For

200 papers

I review the influence jets and the bubbles they inflate might have on their ambient gas as they operate through a negative jet feedback mechanism (JFM). I discuss astrophysical systems where jets are observed to influence the ambient gas,…

High Energy Astrophysical Phenomena · Physics 2016-11-23 Noam Soker

I present an overview of past, present and future research on microquasars and jets, showing that microquasars, i.e. galactic jet sources, are among the best laboratories for high energy phenomena and astroparticle physics. After reminding…

Astrophysics · Physics 2007-05-23 Sylvain Chaty

I give a short summary of jet definition algorithms and recent progress in the quantitative description of jet production.

High Energy Physics - Phenomenology · Physics 2009-11-07 Zoltan Kunszt

We introduce a new framework for jet definitions called p-jets that matches the computational speed of the currently used anti-k_T jet algorithm, but avoids combining much of the energy from background pileup events with signal jets. As a…

High Energy Physics - Phenomenology · Physics 2016-06-20 Daniel Duffty , Zack Sullivan

Jets, collimated outflows of particles and fields, are observed in a wide variety of astrophysical systems, including Active Galactic Nuclei of various types, microquasars, gamma-ray bursts, and young stellar objects. Despite intensive…

High Energy Astrophysical Phenomena · Physics 2021-06-29 Gustavo E. Romero

Despite the prevalence of jets in accreting systems and their impact on the surrounding medium, the fundamental physics of how they are launched and collimated is not fully understood. Radio observations of local compact objects, including…

High Energy Astrophysical Phenomena · Physics 2018-10-17 Deanne L. Coppejans , James C. A. Miller-Jones , Elmar G. Koerding , Gregory R. Sivakoff , Michael P. Rupen

Photons resulting from jet-medium interactions offer the opportunity of studying the evolving quark distribution in a heavy ion collision. The spectra of jet-medium photons is presented within the JETSCAPE framework for two different energy…

High Energy Physics - Phenomenology · Physics 2023-01-03 Rouzbeh Modarresi Yazdi , Shuzhe Shi , Charles Gale , Sangyong Jeon

Jet shapes have the potential to play a role in many LHC analyses, for example in quark-gluon discrimination or jet substructure analyses for hadronic decays of boosted heavy objects. Most shapes, however, are significantly affected by…

High Energy Physics - Phenomenology · Physics 2013-04-24 Gregory Soyez , Gavin P. Salam , Jihun Kim , Souvik Dutta , Matteo Cacciari

The generalization of the area theorem is derived for the case of a pulse circulating inside a ring laser cavity. In contrast to the standard area theorem, which is valid for a single pass of a traveling pulse through a resonant medium, the…

This paper uses Coanda Effect to reduce motors, the source of noise, and finds low noise materials with sufficient lift force so that it can achieve acoustical stealth UAVs.According to NASA research [1], the noise of UAVs is better heard…

Robotics · Computer Science 2020-06-01 Dongyoon Shin , Hyeji Kim , Jihyuk Gong , Uijeong Jeong , Yeeun Jo , Eric Matson

For a convex body on the Euclidean unit sphere the spherical convex floating body is introduced. The asymptotic behavior of the volume difference of a spherical convex body and its spherical floating body is investigated. This gives rise to…

Differential Geometry · Mathematics 2014-12-01 Florian Besau , Elisabeth Werner

A photonic jet commonly denotes the specific spatially localized region in the near-field forward scattering of a light wave at a dielectric micron-sized particle. We present the detailed calculations of the transient response of an…

Optics · Physics 2014-11-19 Yu. Geints , E. Panina , A. Zemlyanov

Jets from boosted heavy particles have a typical angular scale which can be used to distinguish them from QCD jets. We introduce a machine learning strategy for jet substructure analysis using a spectral function on the angular scale. The…

High Energy Physics - Phenomenology · Physics 2018-10-31 Sung Hak Lim , Mihoko M. Nojiri

The N-jettiness event shape divides phase space into N+2 regions, each containing one jet or beam. Using a geometric measure these regions correspond to jets with circular boundaries. We give a factorization theorem for the cross section…

High Energy Physics - Phenomenology · Physics 2011-06-21 Teppo T. Jouttenus , Iain W. Stewart , Frank J. Tackmann , Wouter J. Waalewijn

In this paper we present a numerical study of plasma jets produced by intense laser matter interactions. Through this study we hope to better understand astrophysical jets and their recent experimental simulations in the laboratory. We paid…

Astrophysics · Physics 2009-11-07 Akira Mizuta , Shoich Yamada , Hideaki Takabe

In this paper, we explore the use of jet substructure as a way of probing phenomena which break the isotropic behavior of jets, such as jet propagation through an anisotropically flowing quark-gluon plasma or spin correlations. We introduce…

High Energy Physics - Phenomenology · Physics 2024-12-18 Weiyao Ke , John Terry , Ivan Vitev

Most of the electromagnetic output of blazars (BL Lac objects and Flat Spectrum Radio Quasars) comes out in the gamma-ray band, making the Large Area Telescope [0.1-100 GeV] onboard the Fermi satellite and the Cherenkov telescopes crucial…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-30 G. Ghisellini

Machine learning has become an essential tool in jet physics. Due to their complex, high-dimensional nature, jets can be explored holistically by neural networks in ways that are not possible manually. However, innovations in all areas of…

High Energy Physics - Phenomenology · Physics 2026-03-27 Vinicius Mikuni , Benjamin Nachman

It is shown that a well-known theory of random stationary processes contain contradictions. Integral representations of correlation functions and random stationary processes are investigated further. The new method of struggle with…

Statistics Theory · Mathematics 2011-03-09 V. N. Tibabishev

In the Feynman amplitude approach for coherent collisions of a jet with medium partons, the Bose-Einstein symmetry with respect to the interchange of the exchanged bosons leads to a destructive interference of the amplitudes in most regions…

High Energy Physics - Phenomenology · Physics 2015-06-12 Cheuk-Yin Wong