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Title: Molybdenum emission from impurity-induced m= 1 snake-modes on the Alcator C-Mod tokamak

Journal Article · · Review of Scientific Instruments
DOI:https://doi.org/10.1063/1.4733731· OSTI ID:22093958
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  1. Princeton Plasma Physics Laboratory, Princeton, New Jersey 08540 (United States)
  2. MIT - Plasma Science and Fusion Center, Cambridge, Massachusetts 02139 (United States)
  3. Lawrence Livermore National Laboratory, Livermore, California 94550 (United States)
  4. MIT - Laboratory for Nuclear Science, Cambridge, Massachusetts 02139 (United States)

A suite of novel high-resolution spectroscopic imaging diagnostics has facilitated the identification and localization of molybdenum impurities as the main species during the formation and lifetime of m= 1 impurity-induced snake-modes on Alcator C-Mod. Such measurements made it possible to infer, for the first time, the perturbed radiated power density profiles from which the impurity density can be deduced.

OSTI ID:
22093958
Journal Information:
Review of Scientific Instruments, Vol. 83, Issue 10; Other Information: (c) 2012 American Institute of Physics; Country of input: International Atomic Energy Agency (IAEA); ISSN 0034-6748
Country of Publication:
United States
Language:
English