Results 11 to 20 of about 253 (210)

Role of Critical Processing Parameters on Fundamental Phenomena and Characterizations of DC Argon Glow Discharge [PDF]

open access: yesJournal of Optoelectronical Nanostructures, 2022
Given the significance of carefully analyzingthe critical range for processing parameters in asputtering system prior to experiments, as well as theireffect on the quality of the deposited thin film, thiscrucial subject has been simulated and researched ...
Maryam Shakiba, Mohsen Shakiba
doaj   +1 more source

Interaction of Be4+ and Ground State Hydrogen Atom—Classical Treatment of the Collision

open access: yesAtoms, 2020
The interaction between Be4+ and hydrogen atom is studied using the three-body classical trajectory Monte Carlo method (CTMC) and the quasiclassical trajectory Monte Carlo method of Kirschbaum and Wilets (QTMC-KW).
I. Ziaeian, K. Tőkési
doaj   +1 more source

Design of N2 + He two-stage stripper for CSR1 [PDF]

open access: yesEPJ Web of Conferences
Charge stripper ring 1 (CSR1) is a circumferential ring with a stripper installed inside to improve the charge conversion efficiency, which is considered to be constructed as a future project.
Miyake Yasuto   +2 more
doaj   +1 more source

On coupling fluid plasma and kinetic neutral physics models

open access: yesNuclear Materials and Energy, 2017
The coupled fluid plasma and kinetic neutral physics equations are analyzed through theory and simulation of benchmark cases. It is shown that coupling methods that do not treat the coupling rates implicitly are restricted to short time steps for ...
I. Joseph   +8 more
doaj   +1 more source

The Chemical Composition of HD47536: A Planetary Host Halo Giant with Possible λ Bootis Features and Signs of Interstellar Matter Accretion [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2022
We investigated the chemical composition of the planetary host halo star HD47536 via high-resolution spectral observations recorded using a 1.5 meter Cerro Tololo Inter-American Observatory (CTIO) telescope (Chile).
Alexander Yushchenko   +10 more
doaj   +1 more source

Study of field ionization in the charge exchange injection for the IPNS Upgrade [PDF]

open access: yesProceedings Particle Accelerator Conference, 2002
The proposed 1-MW neutron spallation source is a rapid-cycling synchrotron (RCS) with a design intensity of 1.04/spl times/10/sup 14/ protons. A H/sup -/ beam from the linac is injected into the synchrotron via the charge exchange process. Due to the high intensity of the beam, the minimization of beam loss is one of the primary concerns. In this paper,
null Yong-Chul Chae, null Yanglai Cho
openaire   +1 more source

Numerical simulation of the charge balance and temperature evolution in an electron beam ion trap

open access: yesPhysical Review Special Topics. Accelerators and Beams, 2009
A computer code has been developed to simulate and study the evolution of ion charge states inside the trap region of an electron beam ion trap. In addition to atomic physics phenomena previously included in similar codes such as electron impact ...
Xiaojun Lu, F. J. Currell
doaj   +1 more source

Revisiting benzene cluster cations for the chemical ionization of dimethyl sulfide and select volatile organic compounds [PDF]

open access: yesAtmospheric Measurement Techniques, 2016
Benzene cluster cations were revisited as a sensitive and selective reagent ion for the chemical ionization of dimethyl sulfide (DMS) and a select group of volatile organic compounds (VOCs).
M. J. Kim   +6 more
doaj   +1 more source

Electron cyclotron resonance charge breeder plasma parameters from the modeling of 1+ beam stopping

open access: yesPhysical Review Accelerators and Beams, 2021
As a part of SPIRAL1 upgrade, several experiments were carried out to understand the transport of 1+ (monocharged) ion beam through the SP1 ECR charge breeder ion source and to investigate the physical processes involved in charge breeding.
A. Annaluru   +3 more
doaj   +1 more source

Atomic collisional data for neutral beam modeling in fusion plasmas

open access: yesNuclear Fusion, 2023
The injection of energetic neutral particles into the plasma of magnetic confinement fusion reactors is a widely-accepted method for heating such plasmas; various types of neutral beam are also used for diagnostic purposes.
C. Hill   +28 more
doaj   +1 more source

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