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Title: Hybrid indirect-drive/direct-drive target for inertial confinement fusion

Patent ·
OSTI ID:1771562

A hybrid indirect-drive/direct drive for inertial confinement fusion utilizing laser beams from a first direction and laser beams from a second direction including a central fusion fuel component; a first portion of a shell surrounding said central fusion fuel component, said first portion of a shell having a first thickness; a second portion of a shell surrounding said fusion fuel component, said second portion of a shell having a second thickness that is greater than said thickness of said first portion of a shell; and a hohlraum containing at least a portion of said fusion fuel component and at least a portion of said first portion of a shell; wherein said hohlraum is in a position relative to said first laser beam and to receive said first laser beam and produce X-rays that are directed to said first portion of a shell and said fusion fuel component; and wherein said fusion fuel component and said second portion of a shell are in a position relative to said second laser beam such that said second portion of a shell and said fusion fuel component receive said second laser beam.

Research Organization:
Lawrence Livermore National Laboratory (LLNL), Livermore, CA (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC52-07NA27344
Assignee:
Lawrence Livermore National Security, LLC (Livermore, CA)
Patent Number(s):
10,818,400
Application Number:
15/874,207
OSTI ID:
1771562
Resource Relation:
Patent File Date: 01/18/2018
Country of Publication:
United States
Language:
English

References (11)

A Sustainable Nuclear Fuel Cycle Based on Laser Inertial Fusion Energy journal August 2009
Shock Ignition: A New Approach to High Gain Inertial Confinement Fusion on the National Ignition Facility journal July 2009
Design of a deuterium and tritium-ablator shock ignition target for the National Ignition Facility journal November 2012
Shock ignition of thermonuclear fuel with high areal densities journal May 2008
Ignition and high gain with ultrapowerful lasers journal May 1994
Porous Scaffolds for Hydrogen Fuel in Inertial Confinement Fusion Capsules patent-application November 2013
Direct-drive laser fusion: Status and prospects journal May 1998
Crossed-beam energy transfer in direct-drive implosions journal May 2012
Innovative ignition scheme for ICF—impact fast ignition journal December 2005
Polar direct drive on the National Ignition Facility journal May 2004
Control of a Laser Inertial Confinement Fusion-Fission Power Plant patent-application November 2011

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