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Correlation of collective ion acceleration diagnostics

Journal Article · · J. Appl. Phys.; (United States)
DOI:https://doi.org/10.1063/1.325535· OSTI ID:7029589

Collectively accelerated protons obtained in experiments injecting an intense relativistic electron beam into a drift cavity containing low-pressure neutral hydrogen were observed with both the nuclear activation technique and the time-of-flight technique. Simultaneous measurements of the accelerated proton parameters with these techniques provided correlations for peak energy and yield using high ..nu../..gamma.. electron beams (..nu.. is the Budker parameter and ..gamma.. is the usual relativistic factor) from the Physics International Pulserad 738. A compact proton bunch as observed by the time-of-flight detectors had the peak kinetic energies as measured by activation foil penetration. This bunch did not contain all of the accelerated protons, however, since substantial fluxes of lower-energy protons were also produced.

Research Organization:
Physics International Company, San Leandro, California 94577
OSTI ID:
7029589
Journal Information:
J. Appl. Phys.; (United States), Journal Name: J. Appl. Phys.; (United States) Vol. 49:9; ISSN JAPIA
Country of Publication:
United States
Language:
English