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July 1995 Special Report of the Pulsed Power Inertial Confinement Fusion Program

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  Z-Machine
Time-exposure photograph of electrical flashover arcs produced over the surface of the water in the accelerator tank as a byproduct of Z operation. These flashovers are much like strokes of lightning.


Changes in Light Ion ICF Program Emphasis at Sandia National Laboratories

The objective of the light ion inertial confinement fusion program is to develop the technology to demonstrate high yield from a fusion capsule for application to weapons effects, weapons physics, and energy production. High yield requires an efficient, cost effective driver that can deliver 10 MJ to a target. An ion driver is a prime candidate for this role. The light ion ICF program is evolving to a new structure that better supports the National ICF Program through contributions to the high yield target database, the National ignition Facility (NIF), and ion beam generation and transport technologies for high yield. The old structure had an emphasis on ion beam intensity and hohlraum targets driven by a radially focusing diode on the PBFA II accelerator. As part of the new structure, PBFA II is being modified to allow ion beam generation in an axially focusing, extraction diode (PBFA X) and hohlraum physics studies using x rays from both an ion-driven system and an imploding z pinch (PBFA Z). The new structure places increased emphasis on science and technology issues relevant to ignition and high yield targets, including diagnostic development, design of an internally-pulse-shaped target, and experiments to study issues relevant to the foot of ignition and high-yield drive pulses.

Other Reports on High Energy Density and Inertial Confinement Fusion

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