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Título
X-ray imaging and radiation transport effects on cylindrical implosions
Autor
Año del Documento
2022
Editorial
American Institute of Physics
Descripción
Producción Científica
Documento Fuente
Review of Scientific Instruments, Noviembre 2022, vol. 93, n. 11, p. 113542
Resumo
Magnetization of inertial confinement implosions is a promising means of improving their performance, owing
to the potential reduction of energy losses within the target and mitigation of hydrodynamic instabilities.
In particular, cylindrical implosions are useful for studying the influence of a magnetic field thanks to their
axial symmetry. Here we present experimental results from cylindrical implosions on the OMEGA-60 laser
using a 40-beam, 14.5 kJ, 1.5 ns drive and an initial seed magnetic field of B0 = 24 T along the axis of the
targets, compared with reference results without an imposed B-field. Implosions were characterized using
time-resolved X-ray imaging from two orthogonal lines of sight. We found that the data agree well with
magnetohydrodynamic simulations once radiation transport within the imploding plasma is considered. We
show that for a correct interpretation of the data in this type of experiments, explicit radiation transport
must be taken into account.
ISSN
0034-6748
Revisión por pares
SI
Patrocinador
This work has been carried out within the framework of the EUROfusion Consortium, funded by the European Union via the Euratom Research and Training Programme (Grant Agreements No. 633053 and No. 101052200 — EUROfusion). Views and opinions ex pressed are however those of the author(s) only and do not necessarily reflect those of the European Union or the European Commission. Neither the European Union nor the European Commission can be held responsible for them. The involved teams have operated within the framework of the Enabling Research Projects: AWP17- ENR-IFE-CEA-02 and AWP21-ENR-IFE.01.CEA.
The work has also been supported by the Research Grant No. CEI2020- FEI02 from the Consejería de Economía, Industria, Comercio y Conocimiento del Gobierno de Canarias; and by Research Grant No. PID2019-108764RB-I00 from the Spanish Ministry of Science and Innovation
The work has also been supported by the Research Grant No. CEI2020- FEI02 from the Consejería de Economía, Industria, Comercio y Conocimiento del Gobierno de Canarias; and by Research Grant No. PID2019-108764RB-I00 from the Spanish Ministry of Science and Innovation
Idioma
eng
Tipo de versión
info:eu-repo/semantics/acceptedVersion
Derechos
openAccess
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