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A multi-MeV alpha particle source via proton-boron fusion driven by a 10-GW tabletop laser
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SYSNO ASEP 0570242 Document Type J - Journal Article R&D Document Type Journal Article Subsidiary J Článek ve WOS Title A multi-MeV alpha particle source via proton-boron fusion driven by a 10-GW tabletop laser Author(s) Istokskaia, V. (CZ)
Tosca, M. (CZ)
Giuffrida, L. (CZ)
Psikal, J. (CZ)
Grepl, F. (CZ)
Kantarelou, V. (CZ)
Stanček, S. (CZ)
Di Siena, S. (IT)
Hadjikyriacou, A. (CZ)
McIlvenny, A. (GB)
Levy, Yoann (FZU-D)
Huynh, Jaroslav (FZU-D) RID, ORCID
Cimrman, Martin (FZU-D) ORCID
Pleskunov, P. (CZ)
Nikitin, D. (CZ)
Choukourov, A. (CZ)
Belloni, F. (AU)
Picciotto, A. (IT)
Kar, S. (GB)
Borghesi, M. (GB)
Lucianetti, Antonio (FZU-D) RID, ORCID
Mocek, Tomáš (FZU-D) RID, ORCID, SAI
Margarone, D. (GB)Number of authors 23 Article number 27 Source Title COMMUNICATIONS PHYSICS. - : Nature Publishing Group - ISSN 2399-3650
Roč. 6, č. 1 (2023)Number of pages 8 s. Language eng - English Country GB - United Kingdom Keywords nuclear fusion ; proto-boron fusion ; alpha particles Subject RIV BH - Optics, Masers, Lasers OECD category Optics (including laser optics and quantum optics) R&D Projects EF15_003/0000445 GA MŠMT - Ministry of Education, Youth and Sports (MEYS) Method of publishing Open access Institutional support FZU-D - RVO:68378271 UT WOS 000924769000001 EID SCOPUS 85147371617 DOI 10.1038/s42005-023-01135-x Annotation Nuclear fusion between protons and boron-11 nuclei has undergone a revival of interest thanks to the rapid progress in pulsed las. technology.Potential appl. of such reaction range from control. nuclear fusion to radiobiology.A laser-driven fusion approach consists in the interaction of high-power,high-intensity pulses with H- and B-rich targets.We report on an experiment exploiting proton-boron fusion in CN-BN targets to obtain high-energy alpha particle beams(up to 5 MeV)using a very compact approach and a tabletop las. system with a peak power of ~10GW,which can operate at high-repetition rate(up to 1 kHz).The secondary resonance in the cross section of proton-boron fusion(~150 keV in the center-of-mass frame)is exploited using a laser-based approach.The generated alpha particles are characterized in terms of energy,flux,and angular distribution using solid-state nuclear-track detectors,demonstrating a flux of ~105 particles per second at 10Hz,and ~106 per second at 1kHz. Workplace Institute of Physics Contact Kristina Potocká, potocka@fzu.cz, Tel.: 220 318 579 Year of Publishing 2024 Electronic address https://hdl.handle.net/11104/0342110
Number of the records: 1