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Light ion research for inertial confinement fusion at Sandia National Laboratories

Conference ·
OSTI ID:5569426

Light ion beams offer the possibility of a very efficient and low-cost driver for Inertial Confinement Fusion (ICF). The energy deposition is straightforward since the ions deposit their energy in a dense plasma that prevents microscopic instabilities from producing preheating electrons. The difficulty with light ions has been the focusability. In 1984, a proof-of-principle experiment on Proto I, at the same current density and charge density required for inertial fusion on the Particle Beam Fusion Accelerator II (PBFA II), showed that intense ion beams can be focused to the required divergence with the correct local physics. In 1985, the result was scaled to PBFA I at the same current and diode radius required for fusion on PBFA II. PBFA II finished its construction phase with a successful first shot on December 11, 1985. The accelerator is now being characterized and brought to full operational status. The results, to date, of that effort and the relevant data base on beam control and ion source purity will be presented.

Research Organization:
Sandia National Labs., Albuquerque, NM (USA)
DOE Contract Number:
AC04-76DP00789
OSTI ID:
5569426
Report Number(s):
SAND-85-2846C; CONF-860665-4; ON: DE86011824
Country of Publication:
United States
Language:
English