Thin shell, high velocity inertial confinement fusion implosions on the national ignition facility.
Phys Rev Lett
; 114(14): 145004, 2015 Apr 10.
Article
en En
| MEDLINE
| ID: mdl-25910132
Experiments have recently been conducted at the National Ignition Facility utilizing inertial confinement fusion capsule ablators that are 175 and 165 µm in thickness, 10% and 15% thinner, respectively, than the nominal thickness capsule used throughout the high foot and most of the National Ignition Campaign. These three-shock, high-adiabat, high-foot implosions have demonstrated good performance, with higher velocity and better symmetry control at lower laser powers and energies than their nominal thickness ablator counterparts. Little to no hydrodynamic mix into the DT hot spot has been observed despite the higher velocities and reduced depth for possible instability feedthrough. Early results have shown good repeatability, with up to 1/2 the neutron yield coming from α-particle self-heating.
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01-internacional
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MEDLINE
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En
Revista:
Phys Rev Lett
Año:
2015
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Article
País de afiliación:
Estados Unidos
Pais de publicación:
Estados Unidos