John Walk
John Walk
MIT Plasma Science and Fusion Center
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Cited by
Cited by
ADX: a high field, high power density, advanced divertor and RF tokamak
B LaBombard, E Marmar, J Irby, JL Terry, R Vieira, G Wallace, DG Whyte, ...
Nuclear Fusion 55 (5), 053020, 2015
Improved profile fitting and quantification of uncertainty in experimental measurements of impurity transport coefficients using Gaussian process regression
MA Chilenski, M Greenwald, Y Marzouk, NT Howard, AE White, JE Rice, ...
Nuclear Fusion 55 (2), 023012, 2015
20 years of research on the Alcator C-Mod tokamak
M Greenwald, A Bader, S Baek, M Bakhtiari, H Barnard, W Beck, ...
Physics of Plasmas 21 (11), 110501, 2014
Efficient generation of energetic ions in multi-ion plasmas by radio-frequency heating
YO Kazakov, J Ongena, JC Wright, SJ Wukitch, E Lerche, MJ Mantsinen, ...
Nature Physics 13 (10), 973-978, 2017
Observation of edge instability limiting the pedestal growth in tokamak plasmas
A Diallo, JW Hughes, M Greenwald, B LaBombard, E Davis, SG Baek, ...
Physical review letters 112 (11), 115001, 2014
Improved understanding of physics processes in pedestal structure, leading to improved predictive capability for ITER
RJ Groebner, CS Chang, JW Hughes, R Maingi, PB Snyder, XQ Xu, ...
Nuclear Fusion 53 (9), 093024, 2013
Multi-device studies of pedestal physics and confinement in the I-mode regime
AE Hubbard, T Osborne, F Ryter, M Austin, LB Orte, RM Churchill, ...
Nuclear Fusion 56 (8), 086003, 2016
Core impurity transport in Alcator C-Mod L-, I-and H-mode plasmas
JE Rice, ML Reinke, C Gao, NT Howard, MA Chilenski, ...
Nuclear Fusion 55 (3), 033014, 2015
Multi-channel transport experiments at Alcator C-Mod and comparison with gyrokinetic simulations
AE White, NT Howard, M Greenwald, ML Reinke, C Sung, S Baek, ...
Physics of Plasmas 20 (5), 056106, 2013
Pedestal structure and stability in H-mode and I-mode: a comparative study on Alcator C-Mod
JW Hughes, PB Snyder, JR Walk, EM Davis, A Diallo, B LaBombard, ...
Nuclear Fusion 53 (4), 043016, 2013
Investigation of the transport shortfall in Alcator C-Mod L-mode plasmas
NT Howard, AE White, M Greenwald, ML Reinke, J Walk, C Holland, ...
Physics of Plasmas 20 (3), 032510, 2013
Characterization of the pedestal in Alcator C-Mod ELMing H-modes and comparison with the EPED model
JR Walk, PB Snyder, JW Hughes, JL Terry, AE Hubbard, PE Phillips
Nuclear Fusion 52 (6), 063011, 2012
Validation of the gyrokinetic model in ITG and TEM dominated L-mode plasmas
NT Howard, AE White, ML Reinke, M Greenwald, C Holland, J Candy, ...
Nuclear Fusion 53 (12), 123011, 2013
Changes in core electron temperature fluctuations across the ohmic energy confinement transition in Alcator C-Mod plasmas
C Sung, AE White, NT Howard, CY Oi, JE Rice, C Gao, P Ennever, ...
Nuclear Fusion 53 (8), 083010, 2013
Tungsten impurity transport experiments in Alcator C-Mod to address high priority research and development for ITER
A Loarte, ML Reinke, AR Polevoi, M Hosokawa, M Chilenski, N Howard, ...
Physics of Plasmas 22 (5), 056117, 2015
Quasi-coherent fluctuations limiting the pedestal growth on Alcator C-Mod: experiment and modelling
A Diallo, JW Hughes, SG Baek, B LaBombard, J Terry, I Cziegler, ...
Nuclear Fusion 55 (5), 053003, 2015
Edge-localized mode avoidance and pedestal structure in I-mode plasmas
JR Walk, JW Hughes, AE Hubbard, JL Terry, DG Whyte, AE White, ...
Physics of Plasmas 21 (5), 056103, 2014
Physics and performance of the I-mode regime over an expanded operating space on Alcator C-Mod
AE Hubbard, SG Baek, D Brunner, AJ Creely, I Cziegler, E Edlund, ...
Nuclear Fusion 57 (12), 126039, 2017
Inboard and outboard radial electric field wells in the H-and I-mode pedestal of Alcator C-Mod and poloidal variations of impurity temperature
C Theiler, RM Churchill, B Lipschultz, M Landreman, DR Ernst, ...
Nuclear Fusion 54 (8), 083017, 2014
Poloidal asymmetries in edge transport barriers
RM Churchill, C Theiler, B Lipschultz, IH Hutchinson, ML Reinke, D Whyte, ...
Physics of Plasmas 22 (5), 056104, 2015
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