English
Related papers

Related papers: Full Helicon thruster modeling

200 papers

In this work the systematic theory of discharge structure is built for highly electronegative plasma, by means of self-consistent fluid model simulation that is based on the finite element method. The highly electronegative plasma is…

Plasma Physics · Physics 2025-04-22 Yuan-He Sun , Shu-Xia Zhao , Yu Tian

In this work, we present the first global gyrokinetic simulations of the ITER baseline scenario operating at 15 MA using GENE-Tango electrostatic and electromagnetic simulations. The modeled radial region spans close to the magnetic axis up…

A new experimental technique for investigating characteristics of plasma generated with plasmotrons in electrophysical installations was proposed. The technique involves a simultaneous registration of both radiation spectra and images of…

Plasma Physics · Physics 2007-05-23 V. Yu. Khomich , I. I. Kumkova , Yu. A. Zheleznov

The plasma brake is a thin negatively biased tether which has been proposed as an efficient concept for deorbiting satellites and debris objects from low Earth orbit. We simulate the interaction with the ionospheric plasma ram flow with the…

Instrumentation and Methods for Astrophysics · Physics 2015-06-18 Pekka Janhunen

Radio frequency (RF) waves can provide heating, current and flow drive, as well as instability control for steady state operations of fusion experiments. A particle simulation model has been developed in this work to provide a…

Plasma Physics · Physics 2017-10-06 A. Kuley , Z. X. Wang , Z. Lin , F. Wessel

A second-order accurate divergence-conserving hybrid particle-in-cell code Maximus has been developed for microscopic modeling of collisionless plasmas. The main specifics of the code include a constrained transport algorithm for exact…

Computational Physics · Physics 2019-03-11 J. A. Kropotina , A. M. Bykov , A. M. Krassilchtchikov , K. P. Levenfish

In this paper, a coaxial pulsed plasma thruster was designed, built, and tested. This design confirmed PPT operation at substantially reduced discharge voltages of 100 to 200 V across the discharge plasma at a discharge current level of…

Plasma Physics · Physics 2022-12-06 Patrick Gresham , Brian Jeffers , Alexey Shashurin

A Hamiltonian two-field gyrofluid model is used to investigate the dynamics of an electron-ion collisionless plasma subject to a strong ambient magnetic field, within a spectral range extending from the magnetohydrodynamic (MHD) scales to…

Plasma Physics · Physics 2024-06-10 T. Passot , S. S. Cerri , C. Granier , D. Laveder , P. L. Sulem , E. Tassi

This paper introduces a new methodology for designing and optimizing the performance of hydraulic Cross-Flow turbines for a wide range of operating conditions. The methodology is based on a one-step approach for the system-level design…

Fluid Dynamics · Physics 2021-02-22 Goodarz Mehr , Mohammad Durali , Mohammad Hadi Khakrand , Hadi Hoghooghi

The goal of the present work is to study optimal transport on null hypersurfaces inside Lorentzian manifolds. The challenge here is that optimal transport along a null hypersurface is completely degenerate, as the cost takes only the two…

Differential Geometry · Mathematics 2025-11-04 Fabio Cavalletti , Davide Manini , Andrea Mondino

In the context of the validation of PICLas, a kinetic particle suite for the simulation of rarefied, non-equilibrium plasma flows, the biased hypersonic nitrogen flow around a blunted cone was simulated with the Direct Simulation Monte…

Computational Physics · Physics 2018-11-13 T. Binder , S. Copplestone , A. Mirza , P. Nizenkov , P. Ortwein , M. Pfeiffer , W. Reschke , C. -D. Munz , S. Fasoulas

Simulations of dusty plasmas were performed using GRAPE-6, a special-purpose computer designed for gravitational N-body problems. The collective behaviour of dust particles, which are injected into the plasma, was studied by means of…

Plasma Physics · Physics 2007-05-23 Keisuke Yamamoto , Yasunori Mizuno , Hiroshi Inuzuka , Yonggao Cao , Yan Liu , Kenichi Yazawa

The ILC Technical Design Report documents the design for the construction of a linear collider which can be operated at energies up to 500 GeV. This report summarizes the outcome of a study of possible running scenarios, including a…

High Energy Physics - Experiment · Physics 2015-06-26 T. Barklow , J. Brau , K. Fujii , J. Gao , J. List , N. Walker , K. Yokoya

A versatile table-top dusty plasma experimental (DPEx) device to study flow induced excitations of linear and nonlinear waves/structures in a complex plasma is presented. In this {$\Pi$}-shaped apparatus a DC glow discharge plasma is…

Plasma Physics · Physics 2015-08-18 S. Jaiswal , P. Bandyopadhyay , A. Sen

Multicopters are becoming increasingly important in both civil and military fields. Currently, most multicopter propulsion systems are designed by experience and trial-and-error experiments, which are costly and ineffective. This paper…

Systems and Control · Computer Science 2019-04-09 Xunhua Dai , Quan Quan , Jinrui Ren , Kai-Yuan Cai

Self-consistent transport simulation of ITER scenarios is a very important tool for the exploration of the operational space and for scenario optimisation. It also provides an assessment of the compatibility of developed scenarios (which…

Electroaerodynamic (EAD) propulsion, where thrust is produced by collisions between electrostatically-accelerated ions and neutral air, is a potentially transformative method for indoor flight owing to its silent and solid-state nature.…

Robotics · Computer Science 2023-09-21 Grant Nations , C. Luke Nelson , Daniel S. Drew

Based on the hadron transport frames, detailed simulations are carried out to discuss $\phi$, $\Omega$ productions and the significant enhancements in the very low $p_T$ region for some of the soft spectra in RHIC. Elastic interactions are…

Nuclear Theory · Physics 2007-06-25 Hong Miao , Chongshou Gao

Electric machines with very power-to-weight ratios are inevitable for hybrid electric aircraft applications. One potential technology that is very promising to achieve the required power-to-weight ratio for short-range aircraft, are…

Applied Physics · Physics 2020-04-22 Matthias Corduan , Martin Boll , Roman Bause , Marijn Oomen , Mykhaylo Filipenko , Mathias Noe

The regulation of electron heat transport in high-beta, weakly collisional, magnetized plasma is investigated. A temperature gradient oriented along a mean magnetic field can induce a kinetic heat-flux-driven whistler instability (HWI),…

High Energy Astrophysical Phenomena · Physics 2025-01-15 Evan L. Yerger , Matthew W. Kunz , Archie F. A. Bott , Anatoly Spitkovsky
‹ Prev 1 3 4 5 6 7 10 Next ›