Výsledky vyhledávání

Simultaneous X-ray and XUV absorption measurements in nickel laser-produced plasma close to LTE

Autor: V. Silvert, F. Thais, J. Fariaut, Franck Gilleron, B. Villette, M. Dozières, Charles Reverdin, Jc. Pain, S. Bastiani-Ceccotti, F. P. Condamine, D. Gilles, G. Soullié, M. Comet, Frank B. Rosmej, Thomas Blenski, M. Poirier

Publikováno v: High Energy Density Physics
High Energy Density Physics, 2019, 31, pp.83-91. ⟨10.1016/j.hedp.2019.03.007⟩
High Energy Density Physics, Elsevier, 2019, 31, pp.83-91. ⟨10.1016/j.hedp.2019.03.007⟩

International audience; We present an experiment performed in 2016 at the LULI2000 laser facility in which X-ray and XUV absorption structures of nickel hot plasmas were measured simultaneously. Such experiments may provide stringent tests of the acc

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9a33c5b8e1beaf87884f23bc4322c7c4
https://cea.hal.science/cea-02293084/document

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Characterization of near-LTE, high-temperature and high-density aluminum plasmas produced by ultra-high intensity lasers

Autor: C. R. D. Brown, Charles Reverdin, Jean-Christophe Pain, Christophe Rousseaux, Laurent Gremillet, Kevin Glize, V. Dervieux, L. Lecherbourg, P. Allan, Christophe P. Blancard, Berenice Loupias, V. Silvert, David Hoarty, P. Renaudin, S. D. Baton, M. P. Hill

Publikováno v: High Energy Density Physics. 16:12-17

Ultra-high-intensity lasers have opened up a new avenue for the creation and detailed spectral measurements of dense plasmas in extreme thermodynamic conditions. In this paper, we demonstrate the possibility of heating a dense plasma (ρ > 1 gcm−3)

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::080f5585d4742123c44812b2693b61e7
https://doi.org/10.1016/j.hedp.2015.04.009

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Theoretical interpretation of X-rays photo-absorption in medium-Z elements plasmas measured at LULI2000 facility

Autor: F. Thais, Sylvaine Turck-Chièze, Q. Porcherot, G. Loisel, J. Fariaut, M. Poirier, Philippe Arnault, V. Silvert, Charles Reverdin, T. Caillaud, Thomas Blenski, F. de Gaufridy de Dortan, Jean-Christophe Pain, Franck Gilleron, Bruno Villette, W. Foelsner, S. Bastiani-Ceccotti

Publikováno v: High Energy Density Physics. 7:320-326

We analyzed the spectra of X-ray transmission through radiatively heated medium-Z plasma (Fe, Ni, Cu and Ge) measured at LULI2000 facility in the wavelength range of 2p–nd transitions. The analysis was performed using the statistical superconfigura

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::53000478b0e7fbb99649e7a93e46ecf5
https://doi.org/10.1016/j.hedp.2011.06.004

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Absorption spectroscopy of mid and neighboring Z plasmas: Iron, nickel,copper and germanium

Autor: Thomas Blenski, Walter Fölsner, V. Silvert, Philippe Arnault, Sylvaine Turck-Chièze, J. Fariaut, S. Bastiani-Ceccotti, F. Thais, Franck Gilleron, M. Poirier, Charles Reverdin, Jean-Christophe Pain, T. Caillaud, G. Loisel, Bruno Villette

Publikováno v: High Energy Density Physics. 5:173-181

Opacities of four medium Z element plasmas (iron, nickel, copper and germanium) have been measured at the LULI-2000 facility in similar conditions: temperatures between 15 and 25 eV and densities between 2 and 10 mg/cm3, in a wavelength range (8–18

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::0a7143de3a810199e310ca1ba7467759
https://doi.org/10.1016/j.hedp.2009.05.015

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X-ray opacity measurements in mid-Z dense plasmas with a new target design of indirect heating

Autor: G. Soullié, V. Silvert, Franck Gilleron, D. Khaghani, J. Fariaut, Thomas Blenski, M. Dozières, S. Bastiani-Ceccotti, B. Villette, F.B. Rosmej, Walter Fölsner, Jean-Christophe Pain, F. Thais, Charles Reverdin

Publikováno v: High Energy Density Physics

X-ray transmission spectra of copper, nickel and aluminum laser produced plasmas were measured at the LULI2000 laser facility with an improved target design of indirect heating. Measurements were performed in plasmas close to local thermodynamic equi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b992ec95f34f00e2c00e0778ad7fbb59

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Radiative properties of stellar envelopes: Comparison of asteroseismic results to opacity calculations and measurements for iron and nickel

Publikováno v: High Energy Density Physics
High Energy Density Physics, Elsevier, 2013, 9 (3), pp.473-479. ⟨10.1016/j.hedp.2013.04.004⟩
High Energy Density Physics, 2013, 9 (3), pp.473-479. ⟨10.1016/j.hedp.2013.04.004⟩

The international OPAC consortium consists of astrophysicists, plasma physicists and experimentalists who examine opacity calculations used in stellar physics that appear questionable and perform new calculations and laser experiments to understand t

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::73177d6c488319b09b742aa983c87b85
https://hal.archives-ouvertes.fr/hal-02524629

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X-ray emission spectroscopy of well-characterised non-LTE plasmas

Autor: L Vassura, P. Audebert, V. Silvert, S. Jacquemot, S. Bastiani-Ceccotti, Tommaso Vinci, Fabien Dorchies, A.-C. Bourgaux, V. Dervieux, P. M. Leguay, C. Bowen, P. Renaudin, Hyun-Kyung Chung, Jean-Raphael Marques

Publikováno v: 8th International Conference on Inertial Fusion Sciences and Applications
8th International Conference on Inertial Fusion Sciences and Applications, 688, 2016, Journal of Physics Conference Series
Journal of Physics: Conference Series
Journal of Physics: Conference Series, IOP Publishing, 2016, 688, pp.012039. ⟨10.1088/1742-6596/688/1/012039⟩
HAL
Journal of Physics: Conference Series, 2016, 688, pp.012039. ⟨10.1088/1742-6596/688/1/012039⟩

This paper will present an experimental platform developed on LULI2000 to measure x-ray emission of non-LTE plasmas in well-defined hydrodynamic conditions thanks to implementation of a whole set of diagnostics, including time-resolved electronic and

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f9c0eaaf411ca227e0d42f7a5e43f4f9
https://doi.org/10.1088/1742-6596/688/1/012039

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X-ray grating spectrometer for opacity measurements in the 50 eV to 250 eV spectral range at the LULI 2000 laser facility

Autor: J. E. Ducret, F. Thais, G. Soullié, F. Gilleron, V. Silvert, Charles Reverdin, Guillaume Loisel, B. Villette, Sylvaine Turck-Chièze, Jean-Christophe Pain, T. Caillaud, M. Poirier, W. Foelsner, D. Gilles, Thomas Blenski, S. Bastiani-Ceccotti, M. Busquet, F. Serres

Publikováno v: The Review of scientific instruments. 83(10)

An x-ray grating spectrometer was built in order to measure opacities in the 50 eV to 250 eV spectral range with an average spectral resolution ⟨E/δE⟩ ∼ 50. It has been used at the LULI-2000 laser facility at Ecole Polytechnique (France) to me

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::487a7cfd3da449f4cd2dbffe38916996
https://pubmed.ncbi.nlm.nih.gov/23126955

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Opacity of iron, nickel, and copper plasmas in the x-ray wavelength range: Theoretical interpretation of2p−3dabsorption spectra

Autor: Sylvaine Turck-Chièze, F. de Gaufridy de Dortan, Q. Porcherot, M. Poirier, J. Fariaut, T. Caillaud, W. Foelsner, Philippe Arnault, F. Gilleron, S. Bastiani-Ceccotti, Thomas Blenski, V. Silvert, Charles Reverdin, Jean-Christophe Pain, F. Thais, Guillaume Loisel, Bruno Villette

Publikováno v: Physical Review E. 84

This paper deals with theoretical studies on the $2p\ensuremath{-}3d$ absorption in iron, nickel, and copper plasmas related to LULI2000 (Laboratoire pour l'Utilisation des Lasers Intenses, 2000J facility) measurements in which target temperatures we

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::76810039128c01d086784e9b831e15bb
https://doi.org/10.1103/physreve.84.036407

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Opacity of iron, nickel, and copper plasmas in the x-ray wavelength range: theoretical interpretation of 2p-3d absorption spectra

Autor: T, Blenski, G, Loisel, M, Poirier, F, Thais, P, Arnault, T, Caillaud, J, Fariaut, F, Gilleron, J-C, Pain, Q, Porcherot, C, Reverdin, V, Silvert, B, Villette, S, Bastiani-Ceccotti, S, Turck-Chièze, W, Foelsner, F, de Gaufridy de Dortan

Publikováno v: Physical review. E, Statistical, nonlinear, and soft matter physics. 84(3 Pt 2)

This paper deals with theoretical studies on the 2p-3d absorption in iron, nickel, and copper plasmas related to LULI2000 (Laboratoire pour l'Utilisation des Lasers Intenses, 2000J facility) measurements in which target temperatures were of the order

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::c22b78331fc9830eb931ff246055f93b
https://pubmed.ncbi.nlm.nih.gov/22060513

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