dc.creator | Galdón-Quiroga, J. | es |
dc.creator | García Muñoz, Manuel | es |
dc.creator | McClements, K.G. | es |
dc.creator | Nocente, M. | es |
dc.creator | Hoelzl, M. | es |
dc.creator | Jacobsen, A.S. | es |
dc.creator | Orain, F. | es |
dc.creator | Ribero-Rodríguez, J.F. | es |
dc.creator | Salewski, M. | es |
dc.creator | Sanchis-Sánchez, L. | es |
dc.creator | Suttrop, W. | es |
dc.creator | Viezzer, Eleonora | es |
dc.date.accessioned | 2018-08-06T11:39:20Z | |
dc.date.available | 2018-08-06T11:39:20Z | |
dc.date.issued | 2018-07 | |
dc.identifier.citation | Galdón-Quiroga, J., García Muñoz, M., McClements, K.G., Nocente, M., Hoelzl, M., Jacobsen, A.S.,...,Viezzer, E. (2018). Beam-Ion Acceleration during Edge Localized Modes in the ASDEX Upgrade Tokamak. Physical Review Letters, 121 (2), 025002-1-025002-5. | |
dc.identifier.issn | 0031-9007 | es |
dc.identifier.uri | https://hdl.handle.net/11441/77866 | |
dc.description.abstract | The acceleration of beam ions during edge localized modes (ELMs) in a tokamak is observed for the first
time through direct measurements of fast-ion losses in low collisionality plasmas. The accelerated beamion
population exhibits well-localized velocity-space structures which are revealed by means of tomographic
inversion of the measurement, showing energy gains of the order of tens of keV. This suggests that
the ion acceleration results from a resonant interaction between the beam ions and parallel electric fields
arising during the ELM. Orbit simulations are carried out to identify the mode-particle resonances
responsible for the energy gain in the particle phase space. The observation motivates the incorporation of a
kinetic description of fast particles in ELM models and may contribute to a better understanding of the
mechanisms responsible for particle acceleration, ubiquitous in astrophysical and space plasmas. | es |
dc.description.sponsorship | H2020 Marie- Sklodowska Curie programme (Grant No. 708257) | es |
dc.description.sponsorship | Ministerio de Economía y Competitividad. FIS2015-69362-P | es |
dc.format | application/pdf | es |
dc.language.iso | eng | es |
dc.publisher | American Physical Society | es |
dc.relation.ispartof | Physical Review Letters, 121 (2), 025002-1-025002-5. | |
dc.rights | Attribution-NonCommercial-NoDerivatives 4.0 Internacional | * |
dc.rights.uri | http://creativecommons.org/licenses/by-nc-nd/4.0/ | * |
dc.title | Beam-Ion Acceleration during Edge Localized Modes in the ASDEX Upgrade Tokamak | es |
dc.type | info:eu-repo/semantics/article | es |
dcterms.identifier | https://ror.org/03yxnpp24 | |
dc.type.version | info:eu-repo/semantics/publishedVersion | es |
dc.rights.accessRights | info:eu-repo/semantics/openAccess | es |
dc.contributor.affiliation | Universidad de Sevilla. Departamento de Física Atómica, Molecular y Nuclear | es |
dc.contributor.affiliation | Universidad de Sevilla. Departamento de Ingeniería Mecánica y Fabricación | es |
dc.relation.projectID | FIS2015-69362-P | es |
dc.relation.publisherversion | https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.121.025002 | es |
dc.identifier.doi | 10.1103/PhysRevLett.121.025002 | es |
idus.format.extent | 5 | es |
dc.journaltitle | Physical Review Letters | es |
dc.publication.volumen | 121 | es |
dc.publication.issue | 2 | es |
dc.publication.initialPage | 025002-1 | es |
dc.publication.endPage | 025002-5 | es |
dc.contributor.funder | European Union (UE). H2020 | |
dc.contributor.funder | Ministerio de Economía y Competitividad (MINECO). España | |