Date Tuesday, April 10, 2012 |
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Plenary Session I – Physics of Low Torque Plasmas |
Plenary Presentations (Regatta Ballroom B&C) |
8:20–8:30 |
S. Kaye |
Welcome / Logistics |
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8:30-12:00 |
Chairs: J. Rice and G. Staebler |
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8:30 |
M. Reinke |
The curious case of toroidal rotation |
9:00 |
J.-K. Park |
Intrinsic rotation generation during L-H transition in NSTX ohmic plasmas |
9:30 |
D. Brower |
Intrinsic flow from magnetic-fluctuation-driven kinetic stress |
10:00-10:30 |
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BREAK – Atrium A |
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10:30 |
W. Solomon |
Confinement properties of low torque plasmas in DIII-D |
11:00 |
D. Schaffner |
Observation of improved and degraded confinement with driven flow on the LAPD |
11:30 |
H. Jhang |
Role of external torque in the ion temperature profile de-stiffening and internal transport barrier formation |
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12:00-1:30 |
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LUNCH |
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1:30-2:30 |
Chair: J. Rice and G. Staebler |
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1:30 |
D. Ernst |
Nonlinear upshift of the threshold for trapped electron mode turbulence: experiments and simulation |
2:00 |
J. Hillesheim |
Observation of a critical gradient threshold for electron temperature fluctuations in low torque DIII-D plasmas |
2:30-3:15 |
W. Solomon, J. Rice, G. Staebler |
Summary and Discussion |
3:15-3:30 |
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BREAK – Atrium A |
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3:30-6:00 |
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Poster Session – (Atrium) |
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6:30-9:30 |
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Reception / Dinner (Ballroom B&C) |
6:30-7:15 |
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Cash Bar |
7:15-9:30 |
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Dinner (Wine service with dinner, cash bar remains open) |
Date Wednesday, April 11, 2012 |
Plenary Session II – Experimental characterization of the H-mode pedestal structure and transport processes, and comparison with modeling and theory |
Plenary Presentations (Regatta Ballroom B&C) |
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8:30-10:20 |
Chair: R. Maingi |
Experiment |
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8:30 |
R. Groebner |
Coordinated experimental, modeling and theoretical investigation of pedestal structure in FY2011 joint research target on pedestal physics |
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9:20 |
J. Hughes |
Developing predictive capability for the tokamak pedestal: Experiment and modeling on Alcator C-Mod |
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9:50 |
A. Diallo |
Evolution of the pedestal transport and characterization of the edge fluctuations during the ELM cycle on NSTX |
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10:20-10:35 |
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BREAK – Atrium A |
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10:35-12:30 |
Chair: T. Rognlien |
Theory |
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10:35 |
P. Snyder |
Developing and testing the EPED pedestal model as part of the 2011 Joint Research Target |
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11:05 |
C.S. Chang |
New bootstrap current formula for diverted edge pedestal |
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11:35 |
E. Wang |
Linear gyrokinetic analysis of a DIII-D H-mode pedestal near ideal ballooning threshold |
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12:05 |
R. Maingi & T. Rognlien |
Combined discussion |
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12:30-2:00 |
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LUNCH |
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2:45-3:15 |
Chair: R. Maingi & T. Rognlien |
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2:00 |
S. Parker |
Bootstrap current destabilization of the kinetic ballooning mode in the tokamak edge pedestal |
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2:25 |
W. Stacey |
Interpretation of diffusive and non-diffusive transport in the tokamak edge pedestal |
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2:50 |
R. Maingi & T. Rognlien |
Discussion |
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3:15 -3:30 |
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BREAK – Atrium A |
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3:30-6:00 |
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Poster Session (Atrium) |
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Date Friday April 13, 2012 |
Momentum/Core Working Sessions and Discussion (Regatta Ballroom B) |
8:30 – 10:10 |
Chair: P. Diamond |
Session V – Joint Core/Momentum on Zonal Flows and GAMs |
8:30 |
L. Wang |
Zonal flow driven by coupling between drift waves and ion acoustic waves |
8:50 |
O. Gurcan |
Spectral dynamics and Predator-Prey oscillations in simple (and more complicated) models of plasma turbulence |
9:10 |
L. Vermare |
Modulation of GAM frequency observed on Tore Supra using Doppler backscattering |
9:30 |
K. Makwana |
Role of stable modes in zonal flow regulated turbulence |
9:50 |
P. Diamond |
Discussion |
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10:15-10:30 |
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BREAK – Atrium A |
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10:30-12:30 |
Chair: W. Solomon |
Session VI – Intrinsic Rotation and Momentum Transport |
10:30 |
S. Muller |
Boundary conditions for intrinsic rotation: kinetic calculations of angular momentum transport by a neutral gas in contact with a spinning plasma |
10:50 |
S. Ku |
Momentum transport of full-f ITG turbulence simulation in realistic tokamak geometry including separatrix |
11:10 |
P.-C. Hsu |
Structure of turbulent momentum flux in quasi-2d system with multi-scale shearing field |
11:30 |
S. Thakur |
Suppression of drift wave turbulence and zonal flow formation by changing axial boundary conditions in a linear magnetized plasma device |
11:50-12:30 |
W. Solomon/P. Diamond |
Discussion + Future Plans and Action Items |
POSTER SESSIONS – Tuesday, April 10, 2012 |
3:30-5:45 PM |
Atrium |
P1 |
Ogata |
Douglas |
Investigating non-diffusive transport in drift wave turbulence |
P2 |
Reynolds-Barredo |
Jose |
Study of intermittent coherent regions in the phase of k modes for 2D drift wave DTEM turbulence simulations |
P3 |
Newman |
David |
Initiation and dynamical co-evolution of electron and ion channel transport barriers |
P4 |
Terry |
Paul |
On the effect of damped modes on transport |
P5 |
Yi |
Sumin |
Role of turbulence spreading in flow generation and transport |
P6 |
Zhao |
Lei |
Inter-species collisionless energy transfer by drift wave-zonal flow turbulence |
P7 |
Smith |
Sterling |
Probing electron stiffness and critical gradients in experiment and simulation |
P8 |
Kim |
Chang-Bae |
Induction of advective turbulent flux in Hasegawa-Mima fluctuations driven by noise |
P9 |
Guttenfelder |
Walter |
Testing TGLF for spherical tokamaks |
P10 |
Carmody |
Daniel |
Gyrokinetic modeling of microinstabilities in the Reversed Field Pinch |
P11 |
Brower |
David |
Core density fluctuations and plasma flow in the HSX stellarator |
P12 |
Porkolab |
Miklos |
Transport and gyrokinetic analysis in the Linear Ohmic Confinement (LOC) regime in Alcator C-Mod |
P13 |
Ennever |
Paul |
The effects of main ion dilution on transport and turbulence ohmic plasmas in Alcator C-Mod and comparisons with gyrokinetic simulations |
P14 |
Liao |
Ken |
Transport of helium as an impurty and as a main ion in Alcator C-mod |
P15 |
Reinke |
Matthew |
Anomalous up/down asymmetry of Ar16+ emission in Alcator C-Mod Ohmic plasmas |
P16 |
Rowan |
William |
Transport of light, trace impurities in Alcator C-Mod |
P17 |
Scotti |
Filippo |
Study of carbon and lithium neoclassical transport in ELM-Free H-Mode discharges in NSTX |
P18 |
White |
Anne |
Evolution of core turbulence across the L-I transition in Alcator C-Mod |
P19 |
Ren |
Yang |
Response of electron-scale turbulence and thermal transport to continuous ExB shear ramping-up |
P20 |
Yu |
Liubing |
Electronics characterization and data correction for far infrared tangential interferometry and polarimetry (FIReTIP) on NSTX |
P21 |
Marinoni |
Alessandro |
Plasma fluctuations in ion stiffness experiments sampled by the Phase Contrast Imaging diagnostic |
P22 |
Baver |
Derek |
ArbiTER: a flexible eigenvalue solver for fluid and kinetic problems in general topologies |
P23 |
Vadlamani |
Srinath |
Progress of parallel validation tools for fusion simulations as applied to synthetic diagnostic efforts |
P24 |
Light |
Adam |
Turbulent stress measurements using imaging techniques |
P25 |
Wang |
Weixing |
Flow shear driven turbulent transport in tokamak plasmas |
P26 |
Bortolon |
Alessandro |
High frequency Alfven Eigenmode activity in presence of low frequency and static magnetic perturbations on NSTX |
P27 |
Liu |
Deyong |
M3D-K simulations of beam-ion-driven Alfven modes on NSTX |
P28 |
Podesta |
Mario |
Parametric study of chirping TAE modes in NSTX |
P29 |
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P30 |
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P31 |
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P32 |
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P33 |
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P34 |
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POSTER SESSIONS – Wednesday, April 11, 2012 |
3:30-5:45 PM |
Atrium |
P1 |
Aydemir |
Ahmet |
Poloidally asymmetric edge electric fields and their effect on the L-H transition power threshold |
P2 |
Lee |
Christopher |
L-I-H Transition with Avalanche Noise |
P3 |
Ma |
Yunxing |
Comprehensive study of H-mode access in the Alcator C-Mod tokamak: density, toroidal field and divertor geometry dependence |
P4 |
Battaglia |
Devon |
Connection between neoclassical pedestal physics and the L-H power threshold scaling |
P5 |
Yagi |
Masatoshi |
Simulation study of L-H transition with self-consistent integrated modelling of core and SOL-divertor transport |
P6 |
Schmitz |
Lothar |
The role of zonal flows and predator-prey oscillations in the L-H and H-L transition |
P7 |
Xu |
Min |
Vortex-mediated energy, momentum, and charge transport at the edge of a L-mode tokamak plasma |
P8 |
Fedorczak |
Nicolas |
A possible model for the dependence of the Low to High mode power threshold with the plasma geometry |
P9 |
Hayes |
Tiffany |
A correlation between turbulence and parallel flows in a linear device |
P10 |
Canik |
John |
Linear microstability properties of the NSTX pedestal without and with lithium coated PFCs |
P11 |
Davis |
Evan |
BOUT simulations of edge turbulence in Alcator C-Mod's EDA H-mode |
P12 |
Fu |
Xiangrong |
Turbulent impurity transport modeling for C-Mod |
P13 |
Kruger |
Scott |
Verification of bootstrap current models |
P14 |
Rost |
Jon |
Phase contrast imaging measurements of short wavelength turbulence generated in the QH-mode edge on DIII-D |
P15 |
Wan |
Weigang |
Micro-instabilities of tokamak edge pedestal |
P16 |
Maingi |
Rajesh |
The steps by which lithium wall coatings lead to ELM suppression in NSTX |
P17 |
Boyle |
Dennis |
Evolution of ELM-free pedestal structure with lithium wall coatings in NSTX |
P18 |
Churchill |
Michael |
Poloidal flows and in-out impurity density asymmetries in the pedestal region |
P19 |
Dorf |
Mikhail |
Progress with the COGENT edge kinetic code: neoclassical and initial divertor-geometry simulations |
P20 |
Kim |
Jayhyun |
Effects of vertical jogging of plasma column and edge electron heating on plasma confinement in the KSTAR device |
P21 |
Rhee |
Tongnyeol |
On interpreting perturbative experiments on pedestal transport using supersonic molecular beam injection |
P22 |
Wang |
Huiqian |
Comparison of a new small ELM and type-III ELM in EAST H-mode plasmas |
P23 |
Yan |
Zheng |
Pedestal density fluctuation characteristics and dynamics during a poloidal beta scan |
P24 |
Myra |
James |
Edge sheared flows and blob dynamics |
P25 |
Gentle |
Kenneth |
Turbulent structures and turbulence suppression in the helimak |
P26 |
Guo |
Zehua |
Wave-particle interaction in parallel transport of long mean-free-path scape-off layer plasmas |
P27 |
Joseph |
Ilon |
Drift-MHD model for transport induced by external magnetic perturbations |
P28 |
Wilcox |
Robert |
Measurement of Reynolds stress flow drive in the HSX stellarator |
P29 |
Evans |
Todd |
Changes in fluctuations and transport due to toroidal phase variations of nonaxisymmetric magnetic perturbations in DIII-D |
P30 |
Moyer |
Richard |
Response of the radial electric field and rotation to externally applied magnetic perturbations |
P31 |
Chang |
Choong-Seock |
Unveiling the kinetic mechanism for RMP penetration in diverted edge geometry |
P32 |
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P33 |
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P34 |
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Edge-III |
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Mordijck |
Saskia |
Particle Transport Changes as a result of RMPs |
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Wed-P30 |
Moyer |
Richard |
Response of the radial electric field and rotation to externally applied magnetic perturbations |
Core-VI |
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Muller |
Stefan |
Boundary conditions for intrinsic rotation: Kinetic calculations of angular momentum transport by a neutral gas in contact with a spinning plasma |
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Wed-P24 |
Myra |
James |
Edge sheared flows and blob dynamics |
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Tues-P3 |
Newman |
David |
Initiation and dynamical co-evolution of electron and ion channel transport barriers |
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Tues-P1 |
Ogata |
Douglas |
Investigating non-diffusive transport in drift wave turbulence |
Edge-II |
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Pankin |
Alexei |
Effects of transient fluxes on the H-mode pedestal stability |
P1 |
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Park |
Jong-Kyu |
Intrinsic rotation generation during ohmic L-H transition in nstx ohmic plasmas |
P2 |
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Parker |
Scott |
bootstrap current destabilization of the kinetic ballooning mode in the tokamak edge pedestal |
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Tues-P28 |
Podesta |
Mario |
Parametric study of chirping TAE modes in NSTX |
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Tues-P12 |
Porkolab |
Miklos |
Transport and gyrokinetic analysis in the linear ohmic confinement (LOC) regime in Alcator C-Mod |
EP-IV |
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Pueschel |
M.J. |
Gyrokinetic fast particle simulations in tokamak geometries |
Core-II |
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Rafiq |
Tariq |
Validation study of MMM7.1 anomalous transport module |
P1 |
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Reinke |
Matthew |
The curious case of toroidal rotation |
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Tues-P15 |
Reinke |
Matthew |
Anomalous up/down asymmetry of Ar16+ emission in Alcator C-Mod Ohmic plasmas |
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Tues-P19 |
Ren |
Yang |
Response of electron-scale turbulence and thermal transport to continuous ExB shear ramping-up |
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Tues-P2 |
Reynolds-Barredo |
Jose |
Study of intermittent coherent regions in the phase of k modes for 2D drift wave DTEM turbulence simulations |
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Wed-P21 |
Rhee |
Tongnyeol |
On interpreting perturbative experiments on pedestal transport using supersonic molecular beam injection |
Core-III |
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Rice |
John |
Rotation reversals, energy confinement saturation and non-diffusive heat transport in Alcator C-Mod ohmic plasmas |
Edge-III |
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Rognlien |
Thomas |
Plasma edge-SOL transport simulations including quasilinear stochastic transport due to resonant magnetic perturbations |
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Wed-P14 |
Rost |
Jon |
Phase Contrast Imaging measurements of short wavelength turbulence generated in the QH-mode edge on DIII-D |
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Tues-P16 |
Rowan |
William |
Transport of light, trace impurities in Alcator C-Mod |
Edge-IV |
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Russell |
David |
Reduced-model (SOLT) simulations of the EDA H-mode at Alcator C-Mod |
P1 |
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Schaffner |
David |
Observation of improved and degraded confinement with driven flow on the LAPD |
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Wed-P6 |
Schmitz |
Lothar |
The role of zonal flows and predator-prey oscillations in the L-H and H-L ransition |
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Tues-P17 |
Scotti |
Filippo |
Study of carbon and lithium neoclassical transport in ELM-Free H-mode discharges in NSTX |
Edge-II |
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Sechrest |
Yancey |
Gas Puff Imaging observations of ELM precursors in NSTX |
Edge-I |
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Smith |
David |
Parametric dependencies of low-k turbulence in NSTX H-mode pedestals |
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Tues-P7 |
Smith |
Sterling |
Probing electron stiffness and critical gradients in experiment and simulation |
P2 |
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Snyder |
Philip |
Developing and testing the EPED pedestal model as part of the 2011 Joint Research Target |
P1 |
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Solomon |
Wayne |
confinement properties of low torque plasmas in DIII-D |
P2 |
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Stacey |
Bill |
Interpretation of diffusive and non-diffusive transport in the tokamak edge pedestal |
Edge-IV |
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Tang |
Xianzhu |
Parallel transport and profile of boundary plasmas with a low recycling wall |
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Tues-P4 |
Terry |
Paul |
On the effect of damped modes on transport |
Core-VI |
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Thakur |
Saikat |
Suppression of drift wave turbulence and zonal flow formation by changing axial boundary conditions in a linear magnetized plasma device |
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Tues-P23 |
Vadlamani |
Srinath |
Progress of parallel validation tools for fusion simulations as applied to synthetic diagnostic efforts |
Edge-I |
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Vann |
Roddy |
Using electron Bernstein wave emission as an edge diagnostic |
Core-V |
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Vermare |
Laure |
Modulation of GAM frequency observed on Tore Supra using Doppler backscattering |
Edge-I |
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Walk |
John |
Characterization of the pedestal in Alcator C-Mod ELMing H-modes and comparison to the EPED model |
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Wed-P15 |
Wan |
Weigang |
Micro-instabilities of tokamak edge pedestal |
P2 |
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Wang |
Eric |
Linear gyrokinetic analysis of a DIII-D H-mode pedestal near ideal ballooning threshold |
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Wed-P22 |
Wang |
Huiqian |
Comparison of a new small ELM and type-III ELM in EAST H-mode plasmas |
Core-V |
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Wang |
Lu |
Zonal flow driven by coupling between drift waves and ion acoustic waves |
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Tues-P25 |
Wang |
Weixing |
Flow shear driven turbulent transport in tokamak plasmas |
Core-I |
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White |
Anne |
Overview of the 2012 JRT on core transport validation |
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Tues-P18 |
White |
Anne |
Evolution of core turbulence across the L-I transition in Alcator C-Mod |
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Wed-P28 |
Wilcox |
Robert |
Measurement of Reynolds stress flow drive in the HSX stellarator |
Edge-II |
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Xiao |
Weiwen |
Pedestal particle transport study using perturbation method perturbation method in HL-2A and KSTAR |
Edge-V |
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Xu |
Guosheng |
The role of oscillatory zonal flows in the L-H transition near threshold conditions and the formation of a small-ELM regime |
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Wed-P7 |
Xu |
Min |
Vortex-mediated energy, momentum, and charge transport at the edge of a L-mode tokamak plasma |
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Wed-P5 |
Yagi |
Masatoshi |
Simulation study of L-H transition with self-consistent integrated modelling of core and SOL-divertor transport |
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Wed-P23 |
Yan |
Zheng |
Pedestal density fluctuation characteristics and dynamics during a poloidal beta scan |
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Tues-P5 |
Yi |
Sumin |
Role of turbulence spreading in flow generation and transport |
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Tues-P20 |
Yu |
Liubing |
electronics characterization and data correction for far infrared tangential interferometry and polarimetry (FIReTIP) on NSTX |
EP-III |
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Zhang |
Huasen |
Nonlinear frequency chirping of beta-induced Alfven eigenmode |
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Tues-P6 |
Zhao |
Lei |
Inter-species collisionless energy transfer by drift wave-zonal flow turbulence |
Edge-IV |
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Zweben |
Stewart |
Effects of biased electrodes in the divertor plate region of NSTX |
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