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Real-time Radiative Divertor Feedback Control Development on the NSTX-U Tokamak using a Vacuum Ultraviolet Spectrometer

Conference ·
DOI:https://doi.org/10.1063/1.4960058· OSTI ID:1281696
Abstract not provided
Research Organization:
Lawrence Livermore National Laboratory (LLNL), Livermore, CA
Sponsoring Organization:
USDOE
DOE Contract Number:
AC52-07NA27344
OSTI ID:
1281696
Report Number(s):
LLNL-PROC-694405
Country of Publication:
United States
Language:
English

References (26)

Diagnostic options for radiative divertor feedback control on NSTX-U journal October 2012
Particle control and behaviour of neutrals in the pumped W-shaped divertor of JT-60U journal March 1999
Feedback control on edge plasma parameters with ergodic divertor in Tore Supra journal March 2001
Divertor power load feedback with nitrogen seeding in ASDEX Upgrade journal March 2010
Divertor heat flux mitigation in high-performance H-mode discharges in the National Spherical Torus Experiment journal September 2009
Comprehensive 2D measurements of radiative divertor plasmas in DIII-D journal February 1997
Taming the plasma–material interface with the ‘snowflake’ divertor in NSTX journal December 2010
SPRED spectrograph upgrade: High‐resolution grating and improved absolute calibrations journal August 1986
An absolute sensitivity calibration of the JET VUV SPRED spectrometer journal April 2009
Measurement and analysis of radiated power components in the JET MkI divertor using VUV spectroscopy journal February 1997
Overview of the physics and engineering design of NSTX upgrade conference June 2011
Divertor heat flux reduction and detachment experiments in NSTX journal June 2007
Multichannel grazing-incidence spectrometer for plasma impurity diagnosis: SPRED journal January 1982
Impurity feedback control for enhanced divertor and edge radiation in DIII-D discharges journal February 1997
Chapter 4: Power and particle control journal June 2007
Modification and control of divertor detachment in Alcator C-Mod journal February 1997
Laboratory studies of uv emissions of H 2 by electron impact. The Werner- and Lyman-band systems journal May 1982
Divertor regimes in NSTX journal March 2005
Near-infrared spectroscopy for divertor plasma diagnosis and control in DIII-D tokamak journal November 2014
Dependence of divertor heat flux widths on heating power, flux expansion, and plasma current in the NSTX journal August 2011
Feedback control of radiation region in radiative divertor plasma on JT-60U tokamak journal September 1998
Divertor heat flux mitigation in the National Spherical Torus Experiment journal February 2009
An analysis of VUV C IV emission from the JET divertor giving measurements of electron temperatures journal November 2010
Far ultraviolet polychromator for spectroscopic characterization of the tokamak divertor and plasma scrape-off layer journal January 1999
Electron density measurements in the National Spherical Torus Experiment detached divertor region using Stark broadening of deuterium infrared Paschen emission lines journal October 2006
Conceptual design of a divertor Thomson scattering diagnostic for NSTX-U journal November 2014

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Diagnostics for molybdenum and tungsten erosion and transport in NSTX-U journal October 2016

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