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We report on the results of a simulation based study of colliding magnetized plasma flows. Our set-up mimics pulsed power laboratory astrophysical experiments but, with an appropriate frame change, are relevant to astrophysical jets with…

High Energy Astrophysical Phenomena · Physics 2023-11-15 R. N. Markwick , A. Frank , E. G. Blackman , J. Carroll-Nellenback , S. V. Lebedev , D. R. Russell , J. W. D. Halliday , L. G. Suttle , P. M. Hartigan

Jet quenching has been established as one of the main tools to study the properties of the medium produced in heavy ion collisions. Most of the experimental effort has been, up to now, on the measurements of inclusive particle suppression.…

High Energy Physics - Phenomenology · Physics 2016-09-06 Carlos A. Salgado

A numerical simulation infrastructure capable of calculating the flow of gas and the trajectories of particles through an aerodynamic lens injector is presented. The simulations increase the fundamental understanding and predict optimized…

Fluid Dynamics · Physics 2018-07-24 Nils Roth , Salah Awel , Daniel A. Horke , Jochen Küpper

The author is developing a numerical code with thousands of emission zones to simulate the time-dependent multi-waveband emission from blazars. The code is based on a model in which turbulent plasma flowing at a relativistic speed down a…

High Energy Astrophysical Phenomena · Physics 2013-04-09 A. P. Marscher

Collimated supersonic flows in laboratory experiments behave in a similar manner to astrophysical jets provided that radiation, viscosity, and thermal conductivity are unimportant in the laboratory jets, and that the experimental and…

Astrophysics of Galaxies · Physics 2014-11-20 P. Hartigan , J. M. Foster , B. H. Wilde , R. F. Coker , P. A. Rosen , J. F. Hansen , B. E. Blue , R. J. R. Williams , R. Carver , A. Frank

The Probability Distribution Function of plasma density fluctuations at the edge of fusion devices is known to be skewed and strongly non-Gaussian. The causes of this peculiar behaviour are, up to now, largely unexplored. On the other hand,…

Plasma Physics · Physics 2007-05-23 F. Sattin , N. Vianello

Magnetospheres are a ubiquitous feature of magnetized bodies embedded in a plasma flow. While large planetary magnetospheres have been studied for decades by spacecraft, ion-scale "mini" magnetospheres can provide a unique environment to…

Here we experimentally map the dynamics of electron plasma waves in laser solid interaction. We do time resolved measurements of second harmonic and hard X-ray generation from interaction of intense ($10^{16} W cm^{-2}$, 100 fs, 800nm)…

Plasma Physics · Physics 2007-05-23 Arvinder S. Sandhu , G. Ravindra Kumar , S. Sengupta , A. Das , P. K. Kaw

Understanding the physics of electromagnetic pulse emission and nozzle damage is critical for the long-term operation of laser experiments with gas targets, particularly at facilities looking to produce stable sources of radiation at high…

Jet quenching is considered to be one of the signatures of the formation of quark gluon plasma. In order to investigate the jet quenching, it is necessary to detect jets produced in relativistic heavy ion collisions, determine their…

Nuclear Theory · Physics 2009-11-10 S. C. Phatak , P. K. Sahu

A developing supercritical collisionless shock propagating in a homogeneously magnetized plasma of ambient gas origin having higher uniformity than the previous experiments is formed by using high-power laser experiment. The ambient plasma…

With deep learning techniques, the degree of modification of energetic jets that traversed hot QCD medium can be identified on a jet-by-jet basis. Due to the strong correlations between the degree of jet modification and its traversed…

High Energy Physics - Phenomenology · Physics 2022-04-04 Yi-Lun Du , Daniel Pablos , Konrad Tywoniuk

Magneto-acoustic waves in partially ionized plasmas are damped due to elastic collisions between charged and neutral particles. Here, we use a linearized two-fluid model to describe the influence of this collisional interaction on the…

Plasma Physics · Physics 2025-10-17 David Martínez-Gómez

Expanding laser plasmas, produced by high energy laser radiation, possess both high thermal and magnetic field energy density. Characterization of such plasma is challenging but needed for understanding of its physical behaviour. Among all…

Supersonic plasma outflows driven by multi-beam, high-energy lasers, such as Omega and NIF, have been and will be used as platforms for a variety of laboratory astrophysics experiments. Here we propose a new way of launching high density…

High Energy Astrophysical Phenomena · Physics 2013-04-16 Wen Fu , Edison P. Liang , Milad Fatenejad , Donald Q. Lamb , Michael Grosskopf , Hye-Sook Park , Bruce Remington , Anatoly Spitkovsky

Within the framework of resistive MHD, implementing the C7 equilibrium atmosphere model and a 3D potential magnetic field realistic configuration, we simulate the formation of a plasm jet with the morphology, upward velocity up to 130 km/s…

Solar and Stellar Astrophysics · Physics 2020-05-29 J. J. González-Avilés , F. S. Guzmán , V. Fedun , G. Verth , R. Sharma , S. Shelyag , S. Regnier

The statistical properties of the intermittent signal generated by a recent model for self-organized-criticality (SOC) are examined. A successful comparison is made with previously published results of the equivalent quantities measured in…

Statistical Mechanics · Physics 2007-05-23 Fabio Sattin , Marco Baiesi

Unfolding, for example of distortions imparted by detectors, provides suitable and publishable representations of LHC data. Many methods for unbinned and high-dimensional unfolding using machine learning have been proposed, but no…

High Energy Physics - Phenomenology · Physics 2025-11-10 Antoine Petitjean , Anja Butter , Kevin Greif , Sofia Palacios Schweitzer , Tilman Plehn , Jonas Spinner , Daniel Whiteson

In collider physics, the properties of hadronic jets are often measured as a function of their lab-frame momenta. However, jet fragmentation must occur in a particular rest frame defined by all color-connected particles. Since this frame…

High Energy Physics - Phenomenology · Physics 2025-05-15 Lawrence Lee , Charles Bell , John Lawless , Cordney Nash , Emery Nibigira

Preliminary experiments have been performed to investigate the effects of radiative cooling on plasma jets. Thin (3 um - 5 um) conical shells were irradiated with an intense laser, driving jets with velocities > 100 km/s. Through use of…