首页|Ion emission from warm dense matter produced by irradiation with a soft x-ray free-electron laser

Ion emission from warm dense matter produced by irradiation with a soft x-ray free-electron laser

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We report on an experiment performed at the FLASH2 free-electron laser(FEL)aimed at producing warm dense matter via soft x-ray iso-choric heating.In the experiment,we focus on study of the ions emitted during the soft x-ray ablation process using time-of-flight electron multipliers and a shifted Maxwell-Boltzmann velocity distribution model.We find that most emitted ions are thermal,but that some impu-rities chemisorbed on the target surface,such as protons,are accelerated by the electrostatic field created in the plasma by escaped electrons.The morphology of the complex crater structure indicates the presence of several ion groups with varying temperatures.We find that the ion sound velocity is controlled by the ion temperature and show how the ion yield depends on the FEL radiation attenuation length in different materials.

Josef Krása、Tomá? Burian、Věra Hájková、Jaromír Chalupsky、?imon Jelínek、Kate?ina Frantálová、Michal Krupka、Zuzana Kuglerová、Sushil Kumar Singh、Vojtěch Vozda、Luděk Vy?ín、Michal ?míd、Pablo Perez-Martin、Marion Kuhlman、Juan Pintor、Jakub Cikhardt、Matthias Dreimann、Dennis Eckermann、Felix Rosenthal、Sam M.Vinko、Alessandro Forte、Thomas Gawne、Thomas Campbell、Shenyuan Ren、YuanFeng Shi、Trevor Hutchinson、Oliver Humphries、Thomas Preston、Mikako Makita、Motoaki Nakatsutsumi、Xiayun Pan、Alexander K?hler、Marion Harmand、Sven Toleikis、Katerina Falk、Libor Juha

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Department of Radiation and Chemical Physics,Institute of Physics,Czech Academy of Sciences,Na Slovance 2,182 21 Prague 8,Czech Republic

Laser Plasma Department,Institute of Plasma Physics,Czech Academy of Sciences,Za Slovankou 3,182 00 Prague 8,Czech Republic

Department of Surface and Plasma Science,Faculty of Mathematics and Physics,Charles University in Prague,V Holešovičkách 2,180 00 Prague 8,Czech Republic

Department of Physical Electronics,Faculty of Nuclear Science and Engineering Physics,Czech Technical University in Prague,V Holešovičkách 2,180 00 Prague 8,Czech Republic

Helmholtz-Zentrum Dresden-Rossendorf,Bautzner Landstraße 400,01328 Dresden,Germany

DESY Photon Science,Notkestraße 85,D-22607 Hamburg,Germany

Institut de Minéralogie,de Physique des Matériaux et de Cosmochimie,UMR 7590-UPMC/CNRS/IRD/MNHN,Sorbonne Université,4 place Jussieu,75005 Paris,France

Department of Physics,Faculty of Electrical Engineering,Czech Technical University in Prague,Technická 2,166 27 Prague 6,Czech Republic

Center for Soft Nanoscience,University of Munster,Busso-Peus-Straße 10,D-48149 Münster,Germany

Department of Physics,Clarendon Laboratory,University of Oxford,Parks Road,Oxford OX1 3PU,United Kingdom

Central Laser Facility,STFC Rutherford Appleton Laboratory,Didcot OX11 0QX,United Kingdom

Lawrence Livermore National Laboratory,7000 East Avenue,Livermore,California 94550,USA

European XFEL GmbH,Holzkoppel 4,D-22869 Schenefeld,Germany

Technische Universität Dresden,01062 Dresden,Germany

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EURATOM within the"Keepin-Touch"activities and the Aquitaine Regional CouncilFrench National Research Agency(ANR)in the frame of the"Investments for the Future"Programme IdEx Bordeaux-LAPHIACzech Science FoundationCzech Science Foundationteam of K.F.are funded by the Helmholtz AssociationUK EPSRCUK EPSRCCzech Ministry of Education,Youth and Sports

ANR-10-IDEX-03-02GM23-05027M20-08452SVH-NG-1338EP/P015794/1EP/W010097/1LM2023068

2024

极端条件下的物质与辐射(英文)
中国工程物理研究院科技信息中心

极端条件下的物质与辐射(英文)

ISSN:2468-2047
年,卷(期):2024.9(1)
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