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Related papers: Simulations of charge-breeding processes in ECRIS

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Electron Cyclotron Resonance Ion Sources (ECRIS) progressed to higher and higher ion currents and charge states by adopting stronger magnetic fields (beneficial for confinement) and proportionally higher ECR frequencies. Further…

Plasma Physics · Physics 2015-02-04 C. Caliri , D. Mascali , F. A. Volpe

We propose to use a frequency doubled pulse colliding with the driving pulse at an acute angle to trigger ionization injection in a laser wakefield accelerator. This scheme effectively reduces the duration that injection occurs, thus high…

Accelerator Physics · Physics 2022-02-25 Jia Wang , Ming Zeng , Xiaoning Wang , Dazhang Li , Jie Gao

Electron-ion collision spectroscopy at heavy-ion storage rings aims at precision measurements of resonance features that occur in the cross sections of electron collision processes such as electron-impact ionization of ions or electron-ion…

High quality electron beams, with high spatial and tempo- ral resolution, have an important use in electron diffraction experiments to probe and study the constituents of matter. A cold electron source is being developed based on elec- tron…

Accelerator Physics · Physics 2015-05-12 R Appleby , W. Bertsche , M. Harvey , M. Jones , B. Kyle , O. Mete , A. Murray , G. Xia

We demonstrate the efficient generation of Be$^+$ ions with a 60 ns and 150 nJ laser pulse near 235 nm for two-step photo-ionization, proven by subsequent counting the number of ions loaded into a linear Paul trap. The bandwidth and power…

Atomic Physics · Physics 2018-03-14 Sebastian Wolf , Dominik Studer , Klaus Wendt , Ferdinand Schmidt-Kaler

The Electron-Ion Collider (EIC) will use swap-out injection scheme for the Electron Storage Ring (ESR) to overcome limitations in polarization lifetime. However, the pursuit of highest luminosity with the required 28 nC electron bunches…

Accelerator Physics · Physics 2024-05-15 Derong Xu , Ferdinand Willeke , Michael M. Blaskiewicz , Yun Luo , Christoph Montag

Presented is a study of the charge-state evolution of relativistic lead ions passing through a thin aluminum stripper foil. It was motivated by the Gamma Factory project at CERN, where optical laser pulses will be converted into intense…

High Energy Physics - Experiment · Physics 2021-12-23 F. M. Kröger , G. Weber , S. Hirlaender , R. Alemany-Fernandez , M. W. Krasny , Th. Stöhlker , I. Yu. Tolstikhina , V. P. Shevelko

An enhanced ionization injection scheme using a tightly focused laser pulse with intensity near the ionization potential to trigger the injection process in a mismatched pre-plasma channel has been proposed and examined via…

Accelerator Physics · Physics 2020-02-21 F. Li , C. J. Zhang , Y. Wan , Y. P. Wu , J. F. Hua , C. H. Pai , W. Lu , W. B. Mori , C. Joshi

We propose a numerical method to simulate electrohydrodynamic phenomena in charged colloidal dispersions. This method enables us to compute the time evolutions of colloidal particles, ions, and host fluids simultaneously by solving Newton,…

Soft Condensed Matter · Physics 2007-05-23 Kang Kim , Yasuya Nakayama , Ryoichi Yamamoto

Cyclotron Radiation Emission Spectroscopy (CRES) is an approach to measuring the energy of an electron trapped in an externally applied magnetic field. The bare electron can come from different interactions, including photoelectric…

Atomic Physics · Physics 2020-08-12 Kareem Kazkaz , Nathan Woollett

Understanding ionic behaviour under external electric fields is crucial to develop electronic and energy-related devices using ion transport. In this study, we propose a neural network (NN) model to predict the Born effective charges of…

Materials Science · Physics 2023-06-01 Koji Shimizu , Ryuji Otsuka , Masahiro Hara , Emi Minamitani , Satoshi Watanabe

Heterologous gene expression draws resources from host cells. These resources include vital components to sustain growth and replication, and the resulting cellular burden is a widely recognised bottleneck in the design of robust circuits.…

Molecular Networks · Quantitative Biology 2020-04-06 Evangelos-Marios Nikolados , Andrea Y. Weiße , Diego A. Oyarzún

An important objective of designing lithium-ion rechargeable battery cells is to maximize their rate performance without compromising the energy density, which is mainly achieved through computationally expensive numerical simulations at…

Materials Science · Physics 2020-05-05 Fan Wang , Ming Tang

The CLIC (Compact Linear Collider) RF power source is based on a new scheme of electron pulse compression and bunch frequency multiplication using injection by transverse RF deflectors into an isochronous ring. In this paper, we describe…

Accelerator Physics · Physics 2007-05-23 R. Corsini , A. Ferrari , J. P. Potier , L. Rinolfi , T. Risselada , P. Royer

We present a numerical investigation of energy and charge distributions during electron-beam-induced growth of W nanostructures on SiO2 substrates using Monte Carlo simulation of electron transport. This study gives a quantitative insight…

Mesoscale and Nanoscale Physics · Physics 2013-11-26 Francesc Salvat-Pujol , Harald O. Jeschke , Roser Valenti

We report optimization work made in support of the development of a realtime Superfacility workflow between DIII-D and NERSC. At DIII-D, the ion properties measured by charge exchange recombination (CER) spectroscopy are required inputs for…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-09-20 Aarushi Jain , Laurie Stephey , Erik Linsenmayer , Colin Chrystal , Jonathan Dursi , Hannah Ross

The measurement of the electron energy distribution (EED) of electrons escaping axially from a minimum-B electron cyclotron resonance ion source (ECRIS) is reported. The experimental data were recorded with a room-temperature 14 GHz ECRIS…

Studies of charge-charge (ion-ion, ion-electron, and electron-electron) coupling properties for ion impurities in an electron gas and for a two component plasma are carried out on the basis of a regularized electron-ion potential without…

A low pressure discharge sustained in molecular hydrogen with help of the electron cyclotron resonance heating at a frequency of 2.45 GHz is simulated using a fully electromagnetic implicit charge- and energy-conserving…

Electron and ion acceleration in laser beam driven gas and solid-state plasmas are well-known and thoroughly investigated. Here we propose and numerically investigate an ion acceleration scheme using the Coulomb explosion of ion bunches…

Accelerator Physics · Physics 2025-01-28 Szabolcs Turnár , Zoltán Tibai , László Pálfalvi , Csaba Korpa , Gábor Almási , János Hebling