Publications 2009

Soukhanovskii VA, Maingi R, Gates DA, et al.
Divertor heat flux mitigation in the National Spherical Torus Experiment
PHYSICS OF PLASMAS 16 (2), 022501 (FEB 2009)
Copyright 2009 American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics.  

Gerhardt SP, Menard JE
Characterization of the plasma current quench during disruptions in the National Spherical Torus Experiment
NUCLEAR FUSION 49 (2), 025005 (FEB 2009)

Gerhardt SP, Brennan DP, Buttery R, et al.
Relationship between onset thresholds, trigger types and rotation shear for the m/n = 2/1 neoclassical tearing mode in a high-ß spherical torus
NUCLEAR FUSION 49 (3), 032003 (March 2009)

Stutman D, Delgado-Aparicio L, Gorelenkov N, et al.
Correlation between Electron Transport and Shear Alfven Activity in the National Spherical Torus Experiment
PHYSICAL REVIEW LETTERS 102 (11), 115002 (MAR 20 2009) 
Copyright 2009 by the American Physical Society.

Wang WX, Hahm TS, Ethier S, et al.
Gyrokinetic studies on turbulence-driven and neoclassical non-diffusive toroidal momentum transport and effect on residual fluctuations in strong ExB shear
PHYSICAL REVIEW LETTERS 102 (3) 035005 (2009) 
Copyright 2009 by the American Physical Society.

Kaye SM, Solomon W, Bell RE, et al.
Momentum transport in electron-dominated NSTX spherical torus plasmas
NUCLEAR FUSION 49 (4), 045010 (APR 2009)

Crocker NA, Fredrickson ED, Kubota S, et al.
Three-wave interactions between fast-ion driven modes in the National Spherical Torus Experiment
PHYSICS OF PLASMAS 16 (4), 042513 (APR 2009)
Copyright 2009 American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics.  

Podesta M, Heidbrink WW, Liu D, et al.
Experimental studies on fast-ion transport by Alfven wave avalanches on the National Spherical Torus Experiment
PHYSICS OF PLASMAS 16 (5), 056104 (MAY 2009)
Copyright 2009 American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics.  

Gorelenkov NN, Van Zeeland MA, Berk HL, et al.
Beta-induced Alfven-acoustic eigenmodes in National Spherical Torus Experiment and DIII-D driven by beam ions
PHYSICS OF PLASMAS 16 (5), 056107 (MAY 2009) 
Copyright 2009 American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics.  

Park JK, Boozer AH, Menard JE, et al.
Importance of plasma response to nonaxisymmetric perturbations in tokamaks
PHYSICS OF PLASMAS 16 (5), 056115 (MAY 2009)
Copyright 2009 American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics.    

Maqueda RJ, Maingi R
Primary edge localized mode filament structure in the National Spherical Torus Experiment
PHYSICS OF PLASMAS 16 (5), 056117 (MAY 2009) 
Copyright 2009 American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics.  

Garafalo AM, Solomon WM, Lanctot M, et al.,
PHYSICS OF PLASMAS 16 056119 (May 2009)
Copyright 2009 American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics.  

Yuh HY, Levinton FM, Bell RE, et al.
Internal transport barriers in the National Spherical Torus Experiment
PHYSICS OF PLASMAS 16 (5), 056120 (MAY 2009) 
Copyright 2009 American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics.  

Mazzucato E, Bell RE, Ethier S, et al.
Study of turbulent fluctuations driven by the electron temperature gradient in the National Spherical Torus Experiment
NUCLEAR FUSION 49 (5), 055001 (MAY 2009) 

Raman R, Nelson BA, Mueller D, et al.
Solenoid-free Plasma Start-up in NSTX using Transient CHI
JOURNAL OF FUSION ENERGY 28 (2), 200-202 (JUN 2009)

Kugel HW, Bell M, Berzak L, et al.
Physics design requirements for the National Spherical Torus Experiment liquid lithium divertor
FUSION ENGINEERING AND DESIGN 84 (7-11), 1125-1129 (JUN 2009)

Nygren RE, Harjes HC, Wakeland P, et al.
Thermal control of the liquid lithium divertor for NSTX
FUSION ENGINEERING AND DESIGN 84 (7-11), 1438-1441 (JUN 2009)

Raman R, Jarboe TR, Mueller D, et al.
Solenoid-free plasma startup in NSTX using transient CHI
NUCLEAR FUSION 49 (6), 065006 (JUN 2009) 

Hawryluk RJ, Campbell DJ, Janeschitz G, et al.,
NUCLEAR FUSION 49 065012 (June 2009)

Park JK, Boozer AH, Menard JE
Non-ambipolar Transport by Trapped Particles in Tokamaks
PHYSICAL REVIEW LETTERS 102 065002 (June 2009) 
Copyright 2009 by the American Physical Society.

Lee KC
Analysis of Turbulence Diffusion in Conjunction With Gyrocenter Shift at the Boundary of Fusion Devices
PLASMA PHYSICS AND CONTROLLED FUSION 51 (6) 065023 (JUN 2009)

Smith DR, Kaye SM, Lee W, et al.
Observations of reduced electron gyroscale fluctuations in National Spherical Torus Experiment H-mode plasmas with large ExB flow shear
PHYSICAL REVIEW LETTERS 102 (22), 225005 (JUN 5 2009)
Copyright 2009 by the American Physical Society.  

Paul SF, Skinner CH, Robinson JA, et al.
Measurements of accumulated metallic impurities during LiTER operation in NSTX
JOURNAL OF NUCLEAR MATERIALS 390-91, 211-215 (JUN 15 2009)

Zweben SJ, Maqueda RJ, Roquemore AL, et al.
Biased electrodes for SOL control in NSTX
JOURNAL OF NUCLEAR MATERIALS 390-91, 417-420 (JUN 15 2009)

Ahn J-W, Maingi R, Boedo JA, et al.
Dependence of SOL widths on plasma current and density in NSTX H-mode plasmas
JOURNAL OF NUCLEAR MATERIALS 390-91, 421-424 (JUN 15 2009)

Kelly F, Maingi R, Maqueda R, et al.
MARFE stability and movement in an ELMy H-mode NSTX discharge
JOURNAL OF NUCLEAR MATERIALS 390-91, 436-439 (JUN 15 2009)

Maingi R, Bell RE, LeBlanc BP, et al.
The enhanced pedestal H-mode in the National Spherical Torus experiment
JOURNAL OF NUCLEAR MATERIALS 390-91, 440-443 (JUN 15 2009)

Soukhanovskii VA, Bell RE, Bush C, et al.
On the secular density rises in NBI-heated H-mode plasmas in NSTX
JOURNAL OF NUCLEAR MATERIALS 390-91, 516-519 (JUN 15 2009)

Mansfield DK, Kugel HW, Maingi R, et al.
Transition to ELM-free improved H-mode by lithium deposition on NSTX graphite divertor surfaces
JOURNAL OF NUCLEAR MATERIALS 390-91, 764-767 (JUN 15 2009)

Maqueda RJ, Maingi R, Ahn J-W
Secondary ELM filaments in NSTX
JOURNAL OF NUCLEAR MATERIALS 390-91, 843-846 (JUN 15 2009)

Allain JP, Rokusek DL, Harilal SS, et al.
Experimental studies of lithium-based surface chemistry for fusion plasma-facing materials applications
JOURNAL OF NUCLEAR MATERIALS 390-91, 942-946 (JUN 15 2009)

Kugel HW, Mansfield D, Maingi R, et al.
Evaporated lithium surface coatings in NSTX
JOURNAL OF NUCLEAR MATERIALS 390-91, 1000-1004 (JUN 15 2009)

Skinner CH, Kugel HW, Roquemore AL, et al.
Mass changes in NSTX surface layers with Li conditioning as measured by quartz microbalances
JOURNAL OF NUCLEAR MATERIALS 390-91, 1005-1008 (JUN 15 2009)

Wampler WR, Skinner CH, Kugel HW, et al.
Measurement of lithium and deuterium on NSTX carbon tiles
JOURNAL OF NUCLEAR MATERIALS 390-91, 1009-1012 (JUN 15 2009)

Diem SJ, Taylor G, Caughman JB, et al.
Collisional damping of Electron Bernstein Waves and its mitigation by evaporated lithium conditioning in Spherical-Tokamak plasmas
PHYSICAL REVIEW LETTERS 103 (1), 015002 (JUN 30 2009)
Copyright 2009 by the American Physical Society. 

Phillips CK., Bell RE, Berry LA, et al.
Spectral effects on fast wave core heating and current drive
NUCLEAR FUSION 49 (7), 075015 (July 2009)

Raman R, Nelson BA, Mueller D, et al.
Solenoid-less plasma start-up in NSTX using transient CHI
FUSION SCIENCE AND TECHNOLOGY 56 (1), 512-517 (JUL 2009)

Maingi R, Osborne TH, LeBlanc BP, et al.
Edge-Localized-Mode suppression through density-profile modification with lithium-wall coatings in the National Spherical Torus Experiment
PHYSICAL REVIEW LETTERS 103 (7), 075001 (AUG 14 2009) 
Copyright 2009 by the American Physical Society.

Becoulet M, Huysmans G, Garbet X et al., 
NUCLEAR FUSION 49 085011 (August 2009)

Delgado-Aparicio L, Stutman D, Tritz K, et al.
Impurity transport studies in NSTX neutral beam heated H-mode plasmas
NUCLEAR FUSION 49 (8), 085028 (AUG 2009)

Park JK, Boozer AH, Menard JE, et al.
Shielding of External Magnetic Perturbations by Torque in Rotating Tokamak Plasmas
PHYSICS OF PLASMAS 16 (8) 082512 (August 2009)
Copyright 2009 American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics.  

Soukhanovskii VA, Maingi R, Gates DA, et al.
Divertor heat flux mitigation in high-performance H-mode discharges in the National Spherical Torus Experiment
NUCLEAR FUSION 49 (9), 095025 (SEP 2009)

Diem SJ, Taylor G, Caughman JB, et al.
Investigation of electron Bernstein wave (EBW) coupling and its critical dependence on EBW collisional loss in high-ß, H-mode ST plasmas
NUCLEAR FUSION 49 (9), 095027 (September 2009)

Zweben SJ, Maqueda RJ, Roquemore AL, et al.
Local scrape-off layer control using biased electrodes in NSTX
PLASMA PHYSICS AND CONTROLLED FUSION 51 (10), 105012 (OCT 2009)

Gates DA, Ahn J-W, Allain J, et al.
Overview of results from the National Spherical Torus Experiment (NSTX)
NUCLEAR FUSION 49 (10), 104016 (OCT 2009)

Smith DR, Kaye SM, Lee W, et al.
Electron gyroscale fluctuation measurements in National Spherical Torus Experiment H-mode plasmas
PHYSICS OF PLASMAS 16 (11), 112507 (NOV 2009)
Copyright 2009 American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics.   

Reimerdes H, Garafalo AM, Strait EJ et al., 
NUCLEAR FUSION 49 115001 (November 2009)

Bell MG, Kugel HW, Kaita R, et al.
Plasma response to lithium-coated plasma-facing components in the National Spherical Torus Experiment
PLASMA PHYSICS AND CONTROLLED FUSION 51 (12), 124054 (DEC 2009)

Boedo JA, Crocker N, Chousal L, et al.
Fast scanning probe for the NSTX spherical tokamak
REVIEW OF SCIENTIFIC INSTRUMENTS 80 (12), 123506 (DEC 2009)
Copyright 2009 American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics.    

Fredrickson ED, Crocker NA, Bell RE, et al.
Modeling fast-ion transport during toroidal Alfven eigenmode avalanches in National Spherical Torus Experiment
PHYSICS OF PLASMAS 16 (12), 122505 (DEC 2009)
Copyright 2009 American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics.