The L- to H-mode transition and momentum confinement in Alcator C-Mod plasmas

Thesis (S.B.)--Massachusetts Institute of Technology, Dept. of Physics, 2010.

Bibliographic Details
Main Author: Walk, John Reel, Jr
Other Authors: Earl S. Marmar and John E. Rice.
Format: Thesis
Language:eng
Published: Massachusetts Institute of Technology 2011
Subjects:
Online Access:http://hdl.handle.net/1721.1/61271
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author Walk, John Reel, Jr
author2 Earl S. Marmar and John E. Rice.
author_facet Earl S. Marmar and John E. Rice.
Walk, John Reel, Jr
author_sort Walk, John Reel, Jr
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description Thesis (S.B.)--Massachusetts Institute of Technology, Dept. of Physics, 2010.
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spelling mit-1721.1/612712022-01-13T07:54:41Z The L- to H-mode transition and momentum confinement in Alcator C-Mod plasmas Low-energy confinement- to high-energy confinement-mode transition and momentum confinement in Alcator C-Mod plasmas Walk, John Reel, Jr Earl S. Marmar and John E. Rice. Massachusetts Institute of Technology. Dept. of Physics. Massachusetts Institute of Technology. Department of Physics Physics. Thesis (S.B.)--Massachusetts Institute of Technology, Dept. of Physics, 2010. Cataloged from PDF version of thesis. Includes bibliographical references (p. 63-64). Using a spatially-resolving x-ray spectrometer system, toroidal impurity rotation in Alcator C-Mod plasmas was measured. The propagation of the rotational velocity from the edge to the core of the plasma column was measured during the L- to H-mode transition. Momentum transport was measured in both Ohmic and ICRF-heated discharges, which produced EDA and ELM-free H-modes. The momentum transport was modeled by a simplified diffusion model, in which momentum diffusivity was substantially higher than neoclassically predicted values. by John Reel Walk, Jr. S.B. 2011-02-23T14:39:36Z 2011-02-23T14:39:36Z 2010 2010 Thesis http://hdl.handle.net/1721.1/61271 701926486 eng M.I.T. theses are protected by copyright. They may be viewed from this source for any purpose, but reproduction or distribution in any format is prohibited without written permission. See provided URL for inquiries about permission. http://dspace.mit.edu/handle/1721.1/7582 64 p. application/pdf Massachusetts Institute of Technology
spellingShingle Physics.
Walk, John Reel, Jr
The L- to H-mode transition and momentum confinement in Alcator C-Mod plasmas
title The L- to H-mode transition and momentum confinement in Alcator C-Mod plasmas
title_full The L- to H-mode transition and momentum confinement in Alcator C-Mod plasmas
title_fullStr The L- to H-mode transition and momentum confinement in Alcator C-Mod plasmas
title_full_unstemmed The L- to H-mode transition and momentum confinement in Alcator C-Mod plasmas
title_short The L- to H-mode transition and momentum confinement in Alcator C-Mod plasmas
title_sort l to h mode transition and momentum confinement in alcator c mod plasmas
topic Physics.
url http://hdl.handle.net/1721.1/61271
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