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Title: Fast ion profiles during neutral beam and lower hybrid heating

Technical Report ·
DOI:https://doi.org/10.2172/5510840· OSTI ID:5510840

Profiles of the d(d,p)t fusion reaction are measured in the PLT tokamak using an array of collimated 3 MeV proton detectors. During deuterium neutral beam injection, the emission profile indicates that the beam deposition is at least as narrow as predicted by a bounce-averaged Fokker-Planck code. The fast ion tail formed by lower hybrid waves (at densities above the critical density for current drive) also peaks strongly near the magnetic axis.

Research Organization:
Princeton Plasma Physics Lab. (PPPL), Princeton, NJ (United States)
DOE Contract Number:
AC02-76CH03073
OSTI ID:
5510840
Report Number(s):
PPPL-2137; ON: DE85015308
Country of Publication:
United States
Language:
English