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Related papers: Extraction of Energetic $N_2$ Neutrals for Efficie…

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This paper provides a comparison between the vibrational-specific state-to-state (StS) model for nitrogen plasma elaborated in Part I of this work and conventional two-temperature (2-T) models for simulating inductively coupled plasma (ICP)…

Plasma Physics · Physics 2024-10-21 Sanjeev Kumar , Alessandro Munafo , Sung Min Jo , Marco Panesi

The kinetics of plasma assisted low temperature oxidation of C3H8O2Ar mixtures have been studied in a wide specific deposition energy with the help of nanosecond repetitively pulsed discharge. Two types of nanosecond pulsed plasma sources,…

Plasma Physics · Physics 2024-08-07 Zhenyang Li , Bo Yin , Qifu Lin , Yifei Zhu , Yun Wu

Electron and ion energization (i.e., heating and nonthermal acceleration) is a fundamental, but poorly understood, outcome of plasma turbulence. In this work, we present new results on this topic from particle-in-cell simulations of driven…

High Energy Astrophysical Phenomena · Physics 2019-02-13 Vladimir Zhdankin , Dmitri A. Uzdensky , Gregory R. Werner , Mitchell C. Begelman

Ultracold atom-based electron sources have recently been proposed as an alternative to the conventional photo-injectors or thermionic electron guns widely used in modern particle accelerators. The advantages of ultracold atom-based electron…

Accelerator Physics · Physics 2015-06-19 G. Xia , M. Harvey , A. J. Murray , L. Bellan , W. Bertsche , R. B. Appleby , O. Mete , S. Chattopadhyay

In the long history of science and technology development, one goal is to diffuse solid alloy elements into the surface of steel materials to form surface alloys with excellent physical and chemical properties. On the basis of plasma…

Plasma Physics · Physics 2024-06-19 Zhong Xu , Jun Huang , Hongyan Wu , Zaifeng Xu , Xiaoping Liu , Naiming Lin , Dongbo Wei , Pingze Zhang

The scarce knowledge of the initial stages of quark-gluon plasma before the thermalization is mostly inferred through the low-$p_\perp$ sector. We propose a complementary approach in this report - the use of high-$p_\perp$ probes' energy…

High Energy Physics - Phenomenology · Physics 2022-03-23 Bojana Ilic , Dusan Zigic , Marko Djordjevic , Magdalena Djordjevic

Plasma etching, a critical process in semiconductor fabrication, utilizes hydrofluorocarbons both as etchants and as precursors for carbon film formation, where precise control over film growth is essential for achieving high…

Materials Science · Physics 2025-08-04 Hyungmin An , Sangmin Oh , Dongheon Lee , Jae-hyeon Ko , Dongyean Oh , Changho Hong , Seungwu Han

The production of negative ions is of significant interest for applications including mass spectrometry, materials surface processing, and neutral beam injection for magnetic confined fusion. Neutral beam injection sources maximise negative…

The nuclear reactions in a plasma system with energy distribution deviated from Maxwellian are proved to have some unique characteristics including those in their product energy spectrum. Based on this, a new nuclear diagnostic scheme for…

Plasma Physics · Physics 2022-11-21 K. Li , Z. Y. Liu , A. D. Liu , B. Qiao

We propose an efficient mechanism to heat a plasma by an intense microwave field solving the equation of ion motion in a wave field and a constant magnetic field in a large coupling regime. The mechanism does not relies explicitly on…

Plasma Physics · Physics 2007-05-23 Marco Frasca

The possibility of studying non-thermal electron energization in laser-driven plasma experiments of magnetic reconnection is studied using two- and three-dimensional particle-in-cell simulations. It is demonstrated that non-thermal…

Plasma Physics · Physics 2016-03-23 Samuel Totorica , Tom Abel , Frederico Fiuza

Thermal or temperature management in modern machines has drawn great attentions in the last decades. The waste heat caused during the machine operation is particularly pernicious for the temperature-dependent electronics and may reduce the…

Applied Physics · Physics 2021-03-09 Sen Zhang , Wei Du , Wenjie Chen , Yongdi Dang , Naeem Iqbal , Yungui Ma

The use of explicit particle-in-cell (PIC) method for relativistic plasma simulations is restricted by numerical heating and instabilities that may significantly constrain the choice of time and space steps. To partially eliminate these…

Plasma Physics · Physics 2024-02-12 Arkady Gonoskov

In the present work, a batch and continuous production of plasma-activated water (PAW) is reported. To produce PAW in a batch and continuous manner a multiple plasma device setup is used. The multiple plasma device consists of a series of…

Plasma Physics · Physics 2023-01-13 Vikas Rathore , Chirayu Patil , Sudhir Kumar Nema

The Gamma Factory (GF) initiative aims at the construction of a unique experimental tool exploiting resonant interaction of light with ultra-relativistic partially stripped ions (PSI) stored in circular accelerators at CERN. Resonant…

Atomic Physics · Physics 2022-05-31 J. Bieroń , M. W. Krasny , W. Płaczek , S. Pustelny

An optically thin $p$-$^{11}$B plasma loses more energy to bremsstrahlung than it gains from fusion reactions, unless the ion temperature can be elevated above the electron temperature. In thermal plasmas, the temperature differences…

Plasma Physics · Physics 2015-12-09 Michael J. Hay , Nathaniel J. Fisch

The main goal of this research was to determine the key reagents during the highly Si3N4/SiO2 selective etching. The experiments were conducted, where both Si3N4 and SiO2 samples were etched by NF3/O2 and NF3/O2/N2/H2 plasmas. The sources…

Chemical Physics · Physics 2023-06-09 Yuri Barsukov

Here we show that, despite a massive incident flux of energetic species, plasmas can induce transient cooling of a material surface. Using time-resolved optical thermometry in-situ with this plasma excitation, we reveal the novel underlying…

Achieving large-scale kinetic modelling is a crucial task for the development and optimization of modern plasma devices. With the trend of decreasing pressure in applications such as plasma etching, kinetic simulations are necessary to…

A machine-learning non-contact method to determine the temperature of a laser gain medium via its laser emission with a trained few-layer neural net model is presented. The training of the feed-forward Neural Network (NN) enables the…

Optics · Physics 2024-10-31 Jakob Mannstadt , Arash Rahimi-Iman