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

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We investigate ablation experiments performed by laser-plasma-filament guided electrical discharges at high-voltages of up to 145 kV. The guiding was accomplished via fs-laser-generated plasma filaments across a gap of 201 mm of air onto…

Plasma Physics · Physics 2025-11-20 Kristian Cvecek , Markus Döring , Alexander Romboy , Johannes Heberle , Michael Schmidt

We have used the free expansion of ultracold neutral plasmas as a time-resolved probe of electron temperature. A combination of experimental measurements of the ion expansion velocity and numerical simulations characterize the crossover…

Atomic Physics · Physics 2009-11-13 P. Gupta , S. Laha , C. E. Simien , H. Gao , J. Castro , T. Pohl , T. C. Killian

Molecular magnetism aims to design materials with unique properties at the molecular level, focusing on the systematic synthesis of new chemical compounds. In this paper, we propose an alternative route to engineer molecular magnetic…

Materials Science · Physics 2024-03-07 Dominik Czernia , Piotr Konieczny , Marcin Perzanowski , Dawid Pinkowicz

Laser-generated plasma gratings are dynamic optical elements for the manipulation of coherent light at high intensities, beyond the damage threshold of solid-stated based materials. Their formation, evolution and final collapse require a…

Plasma Physics · Physics 2020-01-01 H. Peng , C. Riconda , M. Grech , J. -Q. Su , S. Weber

In this work we provide an in-depth analysis of the sensing mechanisms of $NO_{2}$ by lead-sulfide nanocrystals (PbS-NCs). A detailed model for the sorption mechanism is proposed, and the correlation is established between experimental…

Materials Science · Physics 2026-03-03 Fernando M. Fernandes , Fouad El Haj Hassan , Sophie Hermans , Benoît Hackens

In future nuclear fusion reactors high heat load events, such as edge-localised modes (ELMs), can potentially damage divertor materials and release impurities into the main plasma, limiting plasma performance. The most difficult to handle…

Plasma Physics · Physics 2016-11-24 S. Elmore , S. Y. Allan , G. Fishpool , A. Kirk , A. J. Thornton , N. R. Walkden , J. R. Harrison

External matching networks are crucial and necessary for operating capacitively coupled plasmas in order to maximize the absorbed power. Experiments show that external circuits in general heavily interact with the plasma in a nonlinear way.…

Plasma Physics · Physics 2018-11-15 Frederik Schmidt , Thomas Mussenbrock , Jan Trieschmann

The results of a theoretical investigation of an ultracold, neutral plasma composed of equal mass positive and negative charges are reported. In our simulations, the plasma is created by the fast dissociation of a neutral particle. The…

Plasma Physics · Physics 2015-06-22 F. Robicheaux , B. J. Bender , M. A. Phillips

The potential application of non-thermal plasma in treating textile industrial wastewater motivates researchers to develop innovative techniques at a laboratory scale to achieve the goal of wastewater mineralization. In line with this…

Plasma Physics · Physics 2026-01-05 Mangilal Choudhary , Vanshika , Surya

During the process of thermal leptogenesis temperature decreases by about one order of magnitude while the baryon asymmetry is generated. We present an analytical description of this process so that the dependence on the neutrino mass…

High Energy Physics - Phenomenology · Physics 2009-11-10 W. Buchmuller , P. Di Bari , M. Plumacher

Power-to-gas (P2G) can be employed to balance renewable generation because of its feasibility to operate at fluctuating loading power. The fluctuating operation of low-temperature P2G loads can be achieved by controlling the electrolysis…

Applied Physics · Physics 2019-01-09 Xuetao Xing , Jin Lin , Yonghua Song , Qiang Hu

In a hybrid thermal-nonthermal plasma, we find that the dominant emission and absorption mechanisms are synchrotron by nonthermal electrons and bremsstrahlung by thermal electrons. These two processes significantly change the spectrum from…

Astrophysics · Physics 2009-10-30 D. Lin , E. P. Liang

This study presents a novel method for fabricating stoichiometric SnS thin films with large grain sizes via reactive sputtering using a metallic Sn target and sulfur plasma (S-plasma). Unlike conventional approaches that rely on toxic H2S…

Materials Science · Physics 2025-03-24 Daiki Motai , Issei Suzuki , Taichi Nogami , Takahisa Omata

Generation of highly-polarized high-energy brilliant $\gamma$-rays via laser-plasma interaction has been investigated in the quantum radiation-reaction regime. We employ a quantum-electrodynamics particle-in-cell code to describe…

The elementary processes during the fixation of nitrogen by plasma catalysis are studied in a low-pressure plasma experiment using N$_2$ and O$_2$ as source gases. The formation of surface groups on an iron oxide foil are monitored with…

Plasma Physics · Physics 2025-05-14 S. C. L. Vervloedt , A. von Keudell

Recent experiments claimed that the enhancement of catalytic reaction rates occurs via the reduction of activation barriers driven by non-equilibrium (``hot'') electrons in plasmonic metal nanoparticles. These experiments place plasmonic…

Chemical Physics · Physics 2020-04-22 Yonatan Sivan , Ieng Wai Un , Yonatan Dubi

An important process for antimatter experiments is the cooling of particles in a Penning-Malmberg trap to experimentally useful temperatures. A non-neutral plasma of one species (e.g. antiprotons) can be collisionally cooled on another…

Plasma Physics · Physics 2025-11-13 James C. Welch , Louis Jose , Timothy D. Tharp , Scott D. Baalrud

Laser-cleaning of the electrodes in a planar micro-fabricated ion trap has been attempted using ns pulses from a tripled Nd:YAG laser at 355nm. The effect of the laser pulses at several energy density levels has been tested by measuring the…

Quantum Physics · Physics 2016-02-15 D T C Allcock , L Guidoni , T P Harty , C J Ballance , M G Blain , A M Steane , D M Lucas

Intense, pulsed ion beams locally heat materials and deliver dense electronic excitations that can induce materials modifications and phase transitions. Materials properties can potentially be stabilized by rapid quenching. Pulsed ion beams…

Applied Physics · Physics 2017-05-30 John J. Barnard , Thomas Schenkel

A machine learning approach has been implemented to measure the electron temperature directly from the emission spectra of a tokamak plasma. This approach utilized a neural network (NN) trained on a dataset of 1865 time slices from…

Plasma Physics · Physics 2021-04-14 C. M. Samuell , A. G. Mclean , C. A. Johnson , F. Glass , A. E. Jaervinen