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pro vyhledávání: '"D. Galmiche"'
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Autor:
D. Galmiche, Laurent Masse, Stephane Laffite, J. Giorla, P. Seytor, P. Gauthier, F. Poggi, R. Quach, C. Cherfils
Publikováno v:
Fusion Science and Technology. 51:514-518
The first ignition experiments on the Laser Megajoule facility will use an indirect drive scheme. Our A1040 point design target is a graded doped plastic capsule filled by permeation within a gold cylinder. The deuterium-tritium ice layer may be form
Autor:
E. Dattolo, D. Galmiche, F. Garaude, F. Wagon, G. Malinie, F. Renaud, M. Casanova, J Van der Vliet, N Lecler, F. Poggi, P. Fremerye, P. Seytor, M. C. Monteil, C Clique, S. Liberatore, J. Bastian, B. Canaud, A Masson, F. Chaland, R. Quach, C Bayer, Laurent Masse, P. Loiseau, S. Laffite, M. Vandenboomgaerde, C. Cherfils, P. Gauthier, J. Giorla, Y. Saillard
Publikováno v:
Plasma Physics and Controlled Fusion. 48:B75-B82
The adoption of a non-uniform dopant profile has substantially increased the tolerance to high mode deformations of our baseline indirect-drive design. In addition, a low deuterium–tritium (DT) gas density, obtained by 'dynamic quenching' at 2.3 K
Autor:
F. Philippe, P.A. Holstein, F. Poggi, L. Lours, D. Galmiche, S. Liberatore, P. Loiseau, S. Laffite, E. Dattolo, F. Renaud, M. Houry, F. Wagon, L. Masse, M. Naudy, M. Vandenboomgaerde, Alexis Casner, M. Casanova, C. Cherfils, G. Riazuelo, O. Morice, P. Seytor, J.-P. Jadaud, M. C. Monteil, J. Giorla, Y. Saillard, L. Disdier
Publikováno v:
The European Physical Journal D. 44:239-247
This article sums up the theoretical and experimental studies about ignition. Three experiments are salient this year on the Omega laser in collaboration with DOE laboratories (1) 3 cones of beams allow to mimic the LMJ configuration and to get symme
Publikováno v:
Journal de Physique IV (Proceedings). 133:187-191
A base-line capsule design for the Laser MegaJoule facility is optimized by radially grading the Ge dopant in plastic ablator. A one dimensional robustness study is performed to optimize the implosion and the entropy deposition. Then, the tolerance v
Publikováno v:
Journal de Physique IV (Proceedings). 133:163-166
Germanium-doped CH (CHGe) is one nominal ablator for LMJ target design. To investigate its properties we performed indirect drive planar Rayleigh-Taylor experiments on the OMEGA laser facility [1]. On each shot foil motion and modulations growth were
Publikováno v:
Physics of Plasmas. 11:4641-4648
The Radiom model [M. Busquet, Phys Fluids B 5, 4191 (1993)] is designed to provide a radiative-hydrodynamic code with non-local thermodynamic equilibrium (non-LTE) data efficiently by using LTE tables. Comparison with benchmark data [M. Klapisch and
Publikováno v:
Laser and Particle Beams. 21:321-325
The simplified perturbation method of Vandenboomgaerdeet al.(2002) is applied to both the Richtmyer–Meshkov and the Rayleigh–Taylor instabilities. This theory is devoted to the calculus of the growth rate of the perturbation of the interface in t
Autor:
J. Giorla, Y. Saillard, L. Hallo, D. Vanderhaegen, M. C. Monteil, P.A. Holstein, S. Laffite, M. Valadon, H. Dumont, F. Wagon, D. Mourenas, M. Andre, C. Cherfils, M. Casanova, F. Chaland, L. Divol, Guy Schurtz, C. Charpin, L. Lours, D. Galmiche, F. Poggi
Publikováno v:
Comptes Rendus de l'Académie des Sciences - Series IV - Physics. 1:693-704
We recall the main features of the LMJ. By using a simple but global model we determined different shells able to give a thermonuclear yield larger than 15 MJ; this model delimited an operating domain for the laser with a 25% margin to take into acco
Autor:
Laurent Divol, J. D. Colvin, M. M. Marinak, R. J. Wallace, C. Cherfils, N. Dague, Daniel H. Kalantar, Bruce Remington, D. Galmiche, S. G. Glendinning, S. W. Haan, Otto Landen, A. L. Richard
Publikováno v:
Physics of Plasmas. 7:2033-2039
Experiments were performed on the Nova laser [E. M. Campbell et al., Rev. Sci. Instrum. 57, 2101 (1986)], using indirectly driven capsules mounted in cylindrical gold hohlraums, to measure the Rayleigh–Taylor growth at the ablation front by time-re