Progress in the shock-ignition inertial confinement fusion concept

Autor: Theobald W., Casner A., Nora R., Ribeyre X., Lafon M., Anderson K.S., Betti R., Craxton R.S., Delettrez J.A., Frenje J.A., Glebov V.Yu., Gotchev O.V., Hohenberger M., Hu S.X., Marshall F.J., McCrory R.L., Meyerhofer D.D., Perkins L.J., Sangster T.C., Schurtz G., Seka W., Smalyuk V.A., Stoeckl C., Yaakobi B.
Jazyk: angličtina
Rok vydání: 2013
Předmět:
Zdroj: EPJ Web of Conferences, Vol 59, p 03001 (2013)
Druh dokumentu: article
ISSN: 2100-014X
DOI: 10.1051/epjconf/20135903001
Popis: Shock-ignition experiments with peak laser intensities of ∼8 × 1015 W/cm2 were performed. D2-filled plastic shells were compressed on a low adiabat by 40 of the 60 OMEGA beams. The remaining 20 beams were delayed and tightly focused onto the imploding shell to generate a strong shock. Up to 35% backscattering of laser energy was measured at the highest intensity. Hard x-ray measurements reveal a relatively low hot-electron temperature of ∼40 keV, independent of intensity and spike onset time.
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