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Nuclear fusion driven by coulomb explosions of deuterium clusters

Conference ·
We have examined the interaction of deuterium clusters with high intensity, ultrafast laser radiation. Upon irradiation a hot plasma is created with a sufficient temperature to produce nuclear fusion. We have seen that larger clusters produce more fusion neutrons than smaller clusters, consistent with a Coulomb explosion model. Fusion yield is currently limited by propagation effects. Using inter ferometric imaging we have examined the laser propagation and found that the laser energy is absorbed before it penetrates to the center (highest density region) of the gas jet.
Research Organization:
Lawrence Livermore National Lab., CA (US)
Sponsoring Organization:
US Department of Energy (US)
DOE Contract Number:
W-7405-ENG-48
OSTI ID:
15005959
Report Number(s):
UCRL-JC-139332
Country of Publication:
United States
Language:
English

References (16)

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Explosion Dynamics of Rare Gas Clusters in Strong Laser Fields journal January 1998
Plasmon-Enhanced Multi-Ionization of Small Metal Clusters in Strong Femtosecond Laser Fields journal May 1999
Femtosecond time-resolved studies of the dynamics of noble-gas cluster explosions journal May 1999
Cluster Formation in Expanding Supersonic Jets: Effect of Pressure, Temperature, Nozzle Size, and Test Gas journal March 1972
Intense Field-Matter Interactions: Multiple Ionization of Clusters journal October 1996
Multiphoton-induced X-ray emission at 4–5 keV from Xe atoms with multiple core vacancies journal August 1994
High-energy ions produced in explosions of superheated atomic clusters journal March 1997
Neutron production by 200 mJ ultrashort laser pulses journal July 1998
Wavelength dependence of multiphoton-induced Xe(M) and Xe(L) emissions from Xe clusters journal June 1997
Interaction of intense laser pulses with atomic clusters journal May 1996
Strong X-Ray Emission from High-Temperature Plasmas Produced by Intense Irradiation of Clusters journal October 1995
High Intensity Laser Absorption by Gases of Atomic Clusters journal April 1997
Femtosecond laser-induced Coulomb explosion of ammonia clusters journal January 1996
Multi-keV Electron Generation in the Interaction of Intense Laser Pulses with Xe Clusters journal October 1996

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