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U.S. Transport Task Force Workshop

Loew’s Annapolis Hotel
Annapolis, MD
USA

April 10-13, 2012

TTF PROGRAM

 

 

*** A printable version (Word DOCX file) of this page can be found at this link

 

Mon., April 9

Tues., April 10

Wed., April 11

Thurs., April 12

 Fri., April 13

 

 

Welcome / Logistics 8:15 AM
(Ballroom B&C)

Closing Plenary
8:15 AM
(Ballroom B)

 

Plenary Session I
(Ballroom B&C)

Plenary Session II
(Ballroom B&C)

Working Group Session I
Core (Ballroom B)
Edge (Ballroom C)
Energetic Particle (Ballroom A)

Working Group Session
Core (Ballroom B)
Edge (Ballroom C)
Energetic Particle (Ballroom A)

 

Break
(Windjammer)

Break
(Windjammer)

Break
(Windjammer)

Break
(Windjammer)

 

 

Plenary Session I
(Ballroom B&C)

 

Plenary Session II
(Ballroom B&C)

Working Group Session II
Core (Ballroom B)
Edge (Ballroom C)
Energetic Particle (Ballroom A)

Working Group Session
Core (Ballroom B)
Edge (Ballroom C)
Energetic Particle (Ballroom A)

 

Lunch

Lunch

Lunch

MEETING
ADJOURNS

 

 

Plenary Session I
(Ballroom B&C)

 

Plenary Session II
(Ballroom B&C)

Working Group Session III
Core (Ballroom B)
Edge (Ballroom C)
Energetic Particle (Ballroom A)

ECC Meeting
(Windjammer)

 

 

Break
(Windjammer)

 

Break
(Windjammer)

 

Break
(Windjammer)

 

Poster Session
(Atrium)

Poster Session
(Atrium)

Working Group Session IV
Core (Ballroom B)
Edge (Ballroom C)
Energetic Particle (Ballroom A)

ECC Meeting
(Windjammer)

6:30 pm - 8:00 pm
Welcome Reception/
Registration
(Atrium)

6:30 pm - 9:30 pm
Reception/Dinner
(Ballroom B&C)


 

Date Tuesday, April 10, 2012

Plenary Session I – Physics of Low Torque Plasmas

Plenary Presentations (Regatta Ballroom B&C)

8:20–8:30

S. Kaye

Welcome / Logistics

8:30-12:00

Chairs: J. Rice and G. Staebler

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

BREAK – Atrium A

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

 

 

12:00-1:30

LUNCH

 

 

1:30-2:30

Chair: J. Rice and G. Staebler

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

BREAK – Atrium A

 

3:30-6:00

Poster Session – (Atrium)

 

6:30-9:30

Reception / Dinner (Ballroom B&C)

6:30-7:15

Cash Bar

7:15-9:30

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)

8:30-10:20

Chair: R. Maingi

Experiment

8:30

R. Groebner

Coordinated experimental, modeling and theoretical investigation of pedestal structure in FY2011 joint research target on pedestal physics

9:20

J. Hughes

Developing predictive capability for the tokamak pedestal: Experiment and modeling on Alcator C-Mod

9:50

A. Diallo

Evolution of the pedestal transport and characterization of the edge fluctuations during the ELM cycle on NSTX

10:20-10:35

BREAK – Atrium A

 

10:35-12:30

Chair: T. Rognlien

Theory

10:35

P. Snyder

Developing and testing the EPED pedestal model as part of the 2011 Joint Research Target

11:05

C.S. Chang

New bootstrap current formula for diverted edge pedestal

11:35

E. Wang

Linear gyrokinetic analysis of a DIII-D H-mode pedestal near ideal ballooning threshold

12:05

R. Maingi & T. Rognlien

Combined discussion

 

 

12:30-2:00

LUNCH

2:45-3:15

Chair: R. Maingi & T. Rognlien

2:00

S. Parker

Bootstrap current destabilization of the kinetic ballooning mode in the tokamak edge pedestal

2:25

W. Stacey

Interpretation of diffusive and non-diffusive transport in the tokamak edge pedestal

2:50

R. Maingi & T. Rognlien

Discussion

 

3:15 -3:30

BREAK – Atrium A

 

3:30-6:00

Poster Session (Atrium)

 

 


Date Thursday, April 12, 2012

Core Transport Working Sessions and Discussion (Regatta Ballroom B)

8:30-10:00

Chair:  L. Schmitz

Session I – 2012 Joint Research Target

8:30

A. White

Overview of the 2012 JRT on core transport validation

8:50

L. Schmitz JRT Discussion

9:20

Z. Lin

Gyrokinetic particle simulations of collisionless trapped electron turbulence

9:40

C. Fiore

The effect of intrinsic flow drive in the production of C-Mod internal transport barriers

10:00-10:20

 

BREAK – Atrium A

 

 

10:20-12:10

Chair: C. Holland

Session II – Core/V&V Joint on 2012 JRT

10:20

N. Howard

Quantitative comparison of experimental impurity transport with nonlinear gyrokinetic simulation on Alcator C-Mod

10:40

R. Bravenec

Comparisons of GYRO and GS2 including ExB flow shear

11:10

T. Rafiq

Validation study of MMM7.1 anomalous transport module

11:30

B. Grierson

Comparison of core deuterium ion toroidal and poloidal rotation to neoclassical theory

11:50

C. Holland/L. Schmitz

Discussion

12:10-1:20

LUNCH

 

 

1:20-3:00

Chair: G. Staebler

Session III – Transport in Core/Edge Transition Regime

1:20

J. Kinsey

TGLF modeling and gyro simulations of the L-mode near edge region

1:40

C. Holland

Development and analysis of a core transport and turbulence validation database

2:00

Y. Kosuga

Structure-driven turbulence in ‘No man’s Land’: A bound for fluctuation amplitude in drift hole - zonal flow system

2:20

J. Rice

Rotation reversals, energy confinement saturation and non-diffusive heat transport in Alcator C-Mod ohmic plasmas

2:40

G. Staebler

Discussion

 

 

3:00-3:30

BREAK – Atrium A

3:30-5:30

Chair: J. Rice

Session IV – Discussion of Future Plans and Action Items

3:30

Staebler/Schmitz/Holland

Discussion

 

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

10:15-10:30

BREAK – Atrium A

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

 

Date Thursday, April 12, 2012

Edge Physics Working Sessions and Discussion (Regatta Ballroom C)

8:30 – 10:00

Chair:  R. Groebner

Session I – Pedestal Structure - Turbulence

8:30

D. Smith

Parametric dependencies of low-k turbulence in NSTX H-mode pedestals

8:50

J. Walk

Characterization of the Pedestal in Alcator C-Mod ELMing H-Modes and Comparison to the EPED Model

9:10

I. Czeigler

Interactions between the Quasi- and Weakly-Coherent-Modes and edge flows in Alcator C-Mod

9:30

R. Vann

Using electron Bernstein wave emission as an edge diagnostic

9:50

D. Fulton

Gyrokinetic particle simulation of linear instabilities in DIII-D pedestal plasmas

10:15-10:30

 

BREAK – Atrium A

 

 

10:30-12:15

Chair:  J. Canik

Session II – Pedestal Structure – Particle Transport and Sources

10:30

W. Xiao

Pedestal Particle Transport Study using Perturbation Method Perturbation Method in HL-2A and KSTAR

10:50

J. Lang

Effect of neutral particle source and sink on pedestal turbulence and transport

11:10

A. Pankin

Effects of Transient Fluxes on the H-mode Pedestal Stability

11:30

Y. Sechrest

Gas Puff Imaging observations of ELM precursors in NSTX

11:50

R. Groebner/J. Canik

Discussion

 

 

12:15 – 1:30

LUNCH

1:30-3:00

Chair:  C.S. Chang

Session III – 3D Physics and RMP Fields – Joint Session

1:30

J. Callen

RMP effects on pedestal plasma transport

2:00

S. Mordijk

Particle transport changes as a result of RMPs

2:20

T. Rognlien

Plasma edge-SOL transport simulations including quasilinear stochastic transport due to resonant magnetic perturbations

2:40

T. Evans/C.S. Chang

Discussion

 

 

 

3:00-3:30

 

BREAK – Atrium A

 

 

3:30-5:30

Chair:  J. Myra

Session IV – SOL Transport

3:30

R. Kube

Large amplitude blob propagation in the SOL of Alcator C-Mod and comparison to theoretical models

3:50

D. Russell

Reduced-model (SOLT) simulations of the EDA H-mode at Alcator C-Mod

4:10

S. Zweben

Effects of Biased Electrodes in the Divertor Plate Region of NSTX

4:30

X. Tang

Parallel transport and profile of boundary plasmas with a low recycling wall

4:50

B. Friedman

Energy dynamics in a simulation of LAPD turbulence

5:10

J. Myra

Discussion

                                                                   

Date Friday April 13, 2012

Edge Physics Working Sessions and Discussion (Regatta Ballroom C)

8:30 – 10:30

Chair: S. Parker

Session V – Edge/SOL Fluctuations

8:30

P. Diamond

Spatio-Temporal Evolution of the L→H Transition

8:50

A. Hubbard

Threshold conditions for transitions to I-mode and H-mode with unfavourable ion drift direction

9:10

G. Xu

The role of oscillatory zonal flows in the L-H transition near threshold conditions and the formation of a small-ELM regime

9:30

P. Manz

Energetic interaction between turbulence and shear flows during L-H transition in the EAST tokamak

9:50

S. Parker

Discussion

10:15-10:30

BREAK – Atrium A

10:30-11:15

T. Rognlien/R. Maingi

Develop Plans/Action Items – Full Group


 

Date Thursday, April 12, 2012

Energetic Particles Working Group Sessions and Discussion (Regatta Ballroom A)

8:30-10:15

Chair: G.Y. Fu

Session I

E. Fredrickson

Fast ion energy loss during TAE avalanches in NSTX

D. Darrow

Stochastic loss of neutral beam ions during TAE avalanches in NSTX

J. Koliner

Fast Particle Confinement and Alfvénic Instabilities during Neutral Beam Injection on the RFP

L. Lin

Neutral-Beam-Driven Instabilities and Their Impact on Beam Ions in a Reversed Field Pinch

 

 

10:15-10:30

BREAK – Atrium A

10:30-12:00

Chair: G.Y. Fu 

Session II

G.Y. Fu

M3D-K Simulation of Beam-Driven Alfven Modes in DIIID

E.M. Bass

Gyrokinetic effects on linear Alfvén eigenmode structure and transport

W. Deng

Gyrokinetic particle simulations of reversed shear Alfv en eigenmodes in DIII-D tokamak

12:00-1:30

LUNCH

 

 

1:30 – 3:00

Chair: G.Y. Fu

Session III

M. Lesur

Nonlinear instabilities driven by coherent phase-space structures

K. Ghantous

Revisiting Line Broadened Burst Model: Applications on TAE-EP Interaction

H. Zhang

Nonlinear Frequency Chirping of b-induced Alfven Eigenmode

3:00 – 3:30

BREAK – Atrium A

3:30 – 5:00

Chair: G.Y. Fu

Session IV

 

F. Hinton

Effect of superbanana diffusion on fusion reactivity in stellarator

G. Kramer

Full gyro-orbit simulations of the interaction between Neutral Beam Ions and High Harmonic Fast Waves in NSTX

 

M. Pueschel

Gyrokinetic Fast Particle Simulations in Tokamak Geometries

5:00-5:30

All

Discussion of 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

 

 

 

P30

 

 

 

P31

 

 

 

P32

 

 

 

P33

 

 

 

P34

 

 

 

 

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

     

P33

 

 

 

P34

 

 

 

TTF List of Presentations

Oral

Poster

Primary Author Last Name

Primary Author First Name

Title

 

Wed-P1

Aydemir

Ahmet

Poloidally asymmetric edge electric fields and their effect on the L-H transition power threshold

EP-II

 

Bass

Eric

Gyrokinetic effects on linear Alfven eigenmode structure and transport

 

Wed-P4

Battaglia

Devon

Connection between neoclassical pedestal physics and the L-H power threshold scaling

 

Tues-P22

Baver

Derek

ArbiTER: a flexible eigenvalue solver for fluid and kinetic problems in general topologies

 

Tues-P26

Bortolon

Alessandro

High frequency Alfven eigenmode activity in presence of low frequency and static magnetic perturbations on NSTX

 

Wed-P17

Boyle

Dennis

Evolution of ELM-free pedestal structure with lithium wall coatings in NSTX

Core-II

 

Bravenec

Ron

Comparisons of GYRO and GS2 including ExB flow shear

P1

 

Brower

David

Intrinsic flow from magnetic-fluctuation-driven kinetic stress

 

Tues-P11

Brower

David

Core density fluctuations and plasma flow in the HSX stellarator

Edge-III

 

Callen

James D

RMP effects on pedestal plasma transport

 

Wed-P10

Canik

John

Linear microstability properties of the NSTX pedestal without and with lithium coated PFCs

 

Tues-P10

Carmody

Daniel

Gyrokinetic modeling of microinstabilities in the Reversed Field Pinch

P2

 

Chang

Choong-Seock

New bootstrap current formula for diverted edge pedestal

 

Wed-P31

Chang

Choong-Seock

Unveiling the kinetic mechanism for RMP penetration in diverted edge geometry

 

Wed-P18

Churchill

Michael

Poloidal flows and in-out impurity density asymmetries in the pedestal region

Edge-I

 

Cziegler

Istvan

Interactions between the Quasi- and Weakly-Coherent-Modes and edge flows in Alcator C-Mod

EP-I

 

Darrow

Douglass

Stochastic loss of neutral beam ions during TAE avalanches in NSTX

 

Wed-P11

Davis

Evan

BOUT simulations of edge turbulence in Alcator C-Mod's EDA H-mode

EP-II

 

Deng

Wenjun

Gyrokinetic particle simulations of reversed shear Alfven eigenmodes in DIII-D tokamak

P2

 

Diallo

Ahmed

Evolution of the pedestal transport and characterization of the edge fluctuations during the ELM cycle on NSTX

Edge-V

 

Diamond

Patrick

Spatio-temporal evolution of the L→H transition

 

Wed-P19

Dorf

Mikhail

Progress with the COGENT edge kinetic code: neoclassical and initial divertor-geometry simulations

 

Tues-P13

Ennever

Paul

The effects of main ion dilution on transport and turbulence ohmic plasmas in Alcator C-Mod and comparisons with gyrokinetic simulations

P1

 

Ernst

Darin

Nonlinear upshift of the threshold for trapped electron mode turbulence: experiments and simulation

 

Wed-P29

Evans

Todd

Changes in fluctuations and transport due to toroidal phase variations of nonaxisymmetric magnetic perturbations in DIII-D

 

Wed-P8

Fedorczak

Nicolas

A possible model for the dependence of the Low to High mode power threshold with the plasma geometry

Core-I

 

Fiore

Catherine

The effect of intrinsic flow drive in the production of C-Mod internal transport barriers

EP-I

 

Fredrickson

Eric

Fast-ion energy loss during TAE avalanches in the National Spherical Torus Experiment

Edge-IV

 

Friedman

Brett

Energy dynamics in a simulation of LAPD turbulence

EP-II

 

Fu

Guoyong

M3D-K simulation of beam-driven Alfven modes in DIII-D

 

Wed-P12

Fu

Xiangrong

Turbulent impurity transport modeling for C-Mod

Edge-I

 

Fulton

Daniel

Gyrokinetic particle simulation of linear instabilities in DIII-D pedestal plasmas

 

Wed-P25

Gentle

Kenneth

Turbulent structures and turbulence suppression in the Helimak

EP-III

 

Ghantous

Katy

Revisiting line broadened QL model: application on TAE-EP interaction

Core-II

 

Grierson

Brian

Comparison of core deuterium ion toroidal and poloidal rotation to neoclassical theory

P2

 

Groebner

Richard

Coordinated experimental, modeling and theoretical investigation of pedestal structure in FY2011 joint research target on pedestal physics

 

Wed-P26

Guo

Zehua

Wave-particle interaction in parallel transport of long mean-free-path scape-off layer plasmas

Core-V

 

Gurcan

Ozgur

Spectral dynamics and predator-prey oscillations in simple (and more complicated) models of plasma turbulence

 

Tues-P9

Guttenfelder

Walter

Testing TGLF for spherical tokamaks

 

Wed-P9

Hayes

Tiffany

A correlation between turbulence and parallel flows in a linear device

P1

 

Hillesheim

Jon

Observation of a critical gradient threshold for electron temperature fluctuations in low torque DIII-D plasmas

EP-IV

 

Hinton

Fred

Effect of superbanana diffusion on fusion reactivity in stellarators

Core-III

 

Holland

Christopher

Development and analysis of a core transport and turbulence validation database

Core-II

 

Howard

Nathan

Quantitative comparison of experimental impurity transport with nonlinear gyrokinetic simulation on Alcator C-Mod

Core-VI

 

Hsu

Pei-Chun

Structure of turbulent momentum flux in quasi-2D system with multi-scale shearing field

Edge-V

 

Hubbard

Amanda

Threshold conditions for transitions to I-mode and H-mode with unfavourable ion drift direction

P2

 

Hughes

Jerry

Developing predictive capability for the tokamak pedestal: Experiment and modeling on Alcator C-Mod

P1

 

Jhang

Hogun

Role of external torque in the ion temperature profile de-stiffening and internal transport barrier formation

 

Wed-P27

Joseph

Ilon

Drift-MHD model for transport induced by external magnetic perturbations

 

Tues-P8

Kim

Chang-Bae

Induction of advective turbulent flux in Hasegawa-Mima fluctuations driven by noise

 

Wed-P20

Kim

Jayhyun

Effects of vertical jogging of plasma column and edge electron heating on plasma confinement in the KSTAR device

Core-III

 

Kinsey

Jon

TGLF modeling and gyro simulations of the l-mode near edge region

EP-I

 

Koliner

Jonathan

Fast particle confinement and alfvenic instabilities during neutral beam injection on the RFP

Core-III

 

Kosuga

Yusuke

Structure-driven turbulence in ‘No man’s Land’: A bound for fluctuation amplitude in drift hole - zonal flow system

EP-IV

 

Kramer

Gerrit J.

Full gyro-orbit simulations of the interaction between Neutral Beam Ions and High Harmonic Fast Waves in NSTX

 

Wed-P13

Kruger

Scott

Verification of bootstrap current models

Core-VI

 

Ku

Seung-Hoe

Momentum Transport of Full-f ITG turbulence simulation in realistic tokamak geometry including separatrix

Edge-IV

 

Kube

Ralph

Large amplitude blob propagation in the SOL of Alcator C-Mod and comparison to theoretical models

Edge-II

 

Lang

Jianying

Effect of neutral particle source and sink on pedestal turbulence and transport

 

Wed-P2

Lee

Christopher

L-I-H transition with avalanche noise

EP-III

 

Lesur

Maxime

 Nonlinear instabilities driven by coherent phase-space structures

 

Tues-P14

Liao

Ken

Transport of helium as an impurty and as a main ion in Alcator C-mod

 

Tues-P24

Light

Adam

Turbulent stress measurements using imaging techniques

EP-I

 

Lin

Liang

Neutral-beam-driven instabilities and their impact on beam ions in a Reversed Field Pinch

Core-I

 

Lin

Zhihong

Gyrokinetic particle simulations of collisionless trapped electron turbulence

 

Tues-P27

Liu

Deyong

M3D-K simulations of beam-ion-driven Alfven modes on NSTX

 

Wed-P3

Ma

Yunxing

Comprehensive study of H-mode access in the Alcator C-Mod tokamak: density, toroidal field and divertor geometry dependence

 

Wed-P16

Maingi

Rajesh

The steps by which lithium wall coatings lead to ELM suppression in NSTX

Core-V

 

Makwana

Kirit

Role of stable modes in zonal flow regulated turbulence

Edge-V

 

Manz

Peter

Energetic interaction between turbulence and shear flows during L-H transition in the EAST tokamak

 

Tues-P21

Marinoni

Alessandro

Plasma fluctuations in ion stiffness experiments sampled by the Phase Contrast Imaging diagnostic

 

Edge-III

 

Mordijck

Saskia

Particle Transport Changes as a result of RMPs

 

Wed-P30

Moyer

Richard

Response of the radial electric field and rotation to externally applied magnetic perturbations

Core-VI

 

Muller

Stefan

Boundary conditions for intrinsic rotation: Kinetic calculations of angular momentum transport by a neutral gas in contact with a spinning plasma

 

Wed-P24

Myra

James

Edge sheared flows and blob dynamics

 

Tues-P3

Newman

David

Initiation and dynamical co-evolution of electron and ion channel transport barriers

 

Tues-P1

Ogata

Douglas

Investigating non-diffusive transport in drift wave turbulence

Edge-II

 

Pankin

Alexei

Effects of transient fluxes on the H-mode pedestal stability

P1

 

Park

Jong-Kyu

Intrinsic rotation generation during ohmic L-H transition in nstx ohmic plasmas

P2

 

Parker

Scott

bootstrap current destabilization of the kinetic ballooning mode in the tokamak edge pedestal

 

Tues-P28

Podesta

Mario

Parametric study of chirping TAE modes in NSTX

 

Tues-P12

Porkolab

Miklos

Transport and gyrokinetic analysis in the linear ohmic confinement (LOC) regime in Alcator C-Mod

EP-IV

 

Pueschel

M.J.

Gyrokinetic fast particle simulations in tokamak geometries

Core-II

 

Rafiq

Tariq

Validation study of MMM7.1 anomalous transport module

P1

 

Reinke

Matthew

The curious case of toroidal rotation

 

Tues-P15

Reinke

Matthew

Anomalous up/down asymmetry of Ar16+ emission in Alcator C-Mod Ohmic plasmas

 

Tues-P19

Ren

Yang

Response of electron-scale turbulence and thermal transport to continuous ExB shear ramping-up

 

Tues-P2

Reynolds-Barredo

Jose

Study of intermittent coherent regions in the phase of k modes for 2D drift wave DTEM turbulence simulations

 

Wed-P21

Rhee

Tongnyeol

On interpreting perturbative experiments on pedestal transport using supersonic molecular beam injection

Core-III

 

Rice

John

Rotation reversals, energy confinement saturation and non-diffusive heat transport in Alcator C-Mod ohmic plasmas

Edge-III

 

Rognlien

Thomas

Plasma edge-SOL transport simulations including quasilinear stochastic transport due to resonant magnetic perturbations

 

Wed-P14

Rost

Jon

Phase Contrast Imaging measurements of short wavelength turbulence generated in the QH-mode edge on DIII-D

 

Tues-P16

Rowan

William

Transport of light, trace impurities in Alcator C-Mod

Edge-IV

 

Russell

David

Reduced-model (SOLT) simulations of the EDA H-mode at Alcator C-Mod

P1

 

Schaffner

David

Observation of improved and degraded confinement with driven flow on the LAPD

 

Wed-P6

Schmitz

Lothar

The role of zonal flows and predator-prey oscillations in the L-H and H-L ransition

 

Tues-P17

Scotti

Filippo

Study of carbon and lithium neoclassical transport in ELM-Free H-mode discharges in NSTX

Edge-II

 

Sechrest

Yancey

Gas Puff Imaging observations of ELM precursors in NSTX

Edge-I

 

Smith

David

Parametric dependencies of low-k turbulence in NSTX H-mode pedestals

 

Tues-P7

Smith

Sterling

Probing electron stiffness and critical gradients in experiment and simulation

P2

 

Snyder

Philip

Developing and testing the EPED pedestal model as part of the 2011 Joint Research Target

P1

 

Solomon

Wayne

confinement properties of low torque plasmas in DIII-D

P2

 

Stacey

Bill

Interpretation of diffusive and non-diffusive transport in the tokamak edge pedestal

Edge-IV

 

Tang

Xianzhu

Parallel transport and profile of boundary plasmas with a low recycling wall

 

Tues-P4

Terry

Paul

On the effect of damped modes on transport

Core-VI

 

Thakur

Saikat

Suppression of drift wave turbulence and zonal flow formation by changing axial boundary conditions in a linear magnetized plasma device

 

Tues-P23

Vadlamani

Srinath

Progress of parallel validation tools for fusion simulations as applied to synthetic diagnostic efforts

Edge-I

 

Vann

Roddy

Using electron Bernstein wave emission as an edge diagnostic

Core-V

 

Vermare

Laure

Modulation of GAM frequency observed on Tore Supra using Doppler backscattering

Edge-I

 

Walk

John

Characterization of the pedestal in Alcator C-Mod ELMing H-modes and comparison to the EPED model

 

Wed-P15

Wan

Weigang

Micro-instabilities of tokamak edge pedestal

P2

 

Wang

Eric

Linear gyrokinetic analysis of a DIII-D H-mode pedestal near ideal ballooning threshold

 

Wed-P22

Wang

Huiqian

Comparison of a new small ELM and type-III ELM in EAST H-mode plasmas

Core-V

 

Wang

Lu

Zonal flow driven by coupling between drift waves and ion acoustic waves

 

Tues-P25

Wang

Weixing

Flow shear driven turbulent transport in tokamak plasmas

Core-I

 

White

Anne

Overview of the 2012 JRT on core transport validation

 

Tues-P18

White

Anne

Evolution of core turbulence across the L-I transition in Alcator C-Mod

 

Wed-P28

Wilcox

Robert

Measurement of Reynolds stress flow drive in the HSX stellarator

Edge-II

 

Xiao

Weiwen

Pedestal particle transport study using perturbation method perturbation method in HL-2A and KSTAR

Edge-V

 

Xu

Guosheng

The role of oscillatory zonal flows in the L-H transition near threshold conditions and the formation of a small-ELM regime

 

Wed-P7

Xu

Min

Vortex-mediated energy, momentum, and charge transport at the edge of a L-mode tokamak plasma

 

Wed-P5

Yagi

Masatoshi

Simulation study of L-H transition with self-consistent integrated modelling of core and SOL-divertor transport

 

Wed-P23

Yan

Zheng

Pedestal density fluctuation characteristics and dynamics during a poloidal beta scan

 

Tues-P5

Yi

Sumin

Role of turbulence spreading in flow generation and transport

 

Tues-P20

Yu

Liubing

electronics characterization and data correction for far infrared tangential interferometry and polarimetry (FIReTIP) on NSTX

EP-III

 

Zhang

Huasen

Nonlinear frequency chirping of beta-induced Alfven eigenmode

 

Tues-P6

Zhao

Lei

Inter-species collisionless energy transfer by drift wave-zonal flow turbulence

Edge-IV

 

Zweben

Stewart

Effects of biased electrodes in the divertor plate region of NSTX

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 


  Program Committee
TTF Executive Committee  
Stanley Kaye (Chair) kaye@pppl.gov
George Tynan (Dep. Chair) gtynan@ucsd.edu
C.S. Chang cschang@cims.nyu.edu
Pat Diamond diamondph@gmail.com
Todd Evans evans@fusion.gat.com
Guo-Yong Fu gfu@pppl.gov
Punit Gohil gohil@fusion.gat.com
Chris Holland gohil@fusion.gat.com
Rajesh Maingi rmaingi@pppl.gov
John Rice rice@psfc.mit.edu
Lothar Schmitz schmitz@ucla.edu
Tom Rognlien rognlien@llnl.gov
Wayne Solomon solomon@fusion.gat.com
Gary Staebler staebler@fusion.gat.com
Mike van Zeeland vanzeeland@fusion.gat.com
 
International Advisors
Clemente Angioni (Chair of EU TTF) cla@rzg.mpg.de
Xavier Garbet xavier.garbet@cea.fr
Carlos Hidalgo carlos.hidalgo@ciemat.es
Katsumi Ida ida@nifs.ac.jp
Guosheng Xu gsxu@ipp.ac.cn
Masatoshi Yagi yagi@riam.kyushu-u.ac.jp
 
Conference Organizing Committee
Stanley Kaye kaye@pppl.gov
Marianne Tyrrell mtyrell@pppl.gov
Valerie Censabella censabella@psfc.mit.edu

 

 

 

2011 TTF PARTICIPANTS

Last Name

First Name

Affiliation

Email Address

Country

Aydemir

Ahmet

Institute for Fusion Studies

aydemir@mail.utexas.edu

US

Bass

Eric

General Atomics

bassem@fusion.gat.com

US

Battaglia

Devon

PPPL

dbattagl@pppl.gov

US

Baver

Derek

Lodestar Research Corporation

dabaver@lodestar.com

US

Bespamyatnov

Igor

Univ. of Texas - Fusion Studies

igorbest@gmail.com

US

Bortolon

Alessandro

UCI

abortolo@pppl.gov

US

Boyle

Dennis

PPPL

dboyle@pppl.gov

US

Bravenec

Ron

Fourth State Research

rvbravenec@4th-state.com

US

Brower

David

UCLA

brower@mail.utexas.edu

US

Burrell

Keith

General Atomics

burrell@fusion.gat.com

US

Callen

James D

University of Wisconsin

callen@engr.wisc.edu

US

Canik

John

ORNL

canikjm@ornl.gov

US

Carmody

Daniel

UW - Madison

dcarmody@wisc.edu

US

Carter

Troy

UCLA

tcarter@physics.ucla.edu

US

Chang

Choong-Seock

PPPL

cschang@pppl.gov

US

Chen

Ran

Institute of Plasma Physics

chenran@ipp.ac.cn

China

Churchill

Michael

MIT PSFC

rmchurch@mit.edu

US

Cziegler

Istvan

UCSD

icziegler@ucsd.edu

US

Darrow

Douglass

PPPL

ddarrow@pppl.gov

US

Davis

Evan

MIT PSFC

emd@mit.edu

US

Deng

Wenjun

PPPL

wdeng@pppl.gov

US

Diallo

Ahmed

Princeton Plasma Physics Lab

adiallo@pppl.gov

US

Diamond

Patrick

UC San Diego

pdiamond@ucsd.edu

US

Dippolito

Daniel

Lodestar Research

dippolito@lodestar.com

US

Dorf

Mikhail

LLNL

mdorf@lbl.gov

US

Ennever

Paul

MIT PSFC

ennever@psfc.mit.edu

US

Ernst

Darin

MIT

dernst@psfc.mit.edu

US

Evans

Todd

General Atomics

evans@fusion.gat.com

US

Fedorczak

Nicolas

UC San Diego CER - CMTFO

nfedorczak@ucsd.edu

US

Fiore

Catherine

MIT-PSFC

fiore@psfc.mit.edu

US

Fredrickson

Eric

PPPL

efredrickson@pppl.gov

US

Friedman

Brett

UCLA

friedman@physics.ucla.edu

US

Fu

Guoyong

Princeton University

fu@pppl.gov

US

Fu

Xiangrong

University of Texas at Austin

xrfu@physics.utexas.edu

US

Fulton

Daniel

UC Irvine

dfulton@uci.edu

US

Gentle

Kenneth

University of Texas

k.gentle@mail.utexas.edu

US

Ghantous

Katy

PPPL

katyghantous@gmail.com

US

Gilmore

Mark

U. New Mexico

gilmore@ece.unm.edu

US

Gohil

Punit

General Atomics

gohil@fusion.gat.com

US

Grierson

Brian

PPPL

bgriers@pppl.gov

US

Groebner

Richard

General Atomics

groebner@fusion.gat.com

US

Guo

Zehua

Los Alamos National Laboratory

guo@lanl.gov

US

Guo

Zhibin

UCSD

guozhipku@gmail.com

US

Gurcan

Ozgur

LPP Ecole Polytechnique-CNRS

objektin@yahoo.com

France


Guttenfelder

Walter

PPPL

wgutten@pppl.gov

US

Hassam

Adil

University of Maryland

hassam@umd.edu

US

Hayes

Tiffany

U New Mexico

thayes77@unm.edu

US

Hillesheim

Jon

UCLA

jchillesheim@physics.ucla.edu

US

Hinton

Fred

UCSD

flhinton1@yahoo.com

US

Holland

Christopher

UCSD

chholland@ucsd.edu

US

Howard

Nathan

MIT - PSFC

nthoward@psfc.mit.edu

US

Hsu

Pei-Chun

UCSD

peihsu@physics.ucsd.edu

US

Hubbard

Amanda

MIT PSFC

hubbard@psfc.mit.edu

US

Hughes

Jerry

MIT PSFC

jwhughes@psfc.mit.edu

US

Jhang

Hogun

NFRI

hgjhang@nfri.re.kr

S. Korea

Joseph

Ilon

LLNL

joseph5@llnl.gov

US

Kaye

Stanley

PPPL

kaye@pppl.gov

US

Kim

Chang-Bae

Soongsil University

cbkim@ssu.ac.kr

S. Korea

Kim

Jayhyun

NFRI

jayhyunkim@nfri.re.kr

S. Korea

Kinsey

Jon

General Atomics

kinsey@fusion.gat.com

US

Koliner

Jonathan

University of Wisconsin

koliner@wisc.edu

US

Kosuga

Yusuke

UCSD

yukosuga@physics.ucsd.edu

US

Kramer

Gerrit J.

PPPL

gkramer@pppl.gov

US

Kruger

Scott

Tech-X Corp

kruger@txcorp.com

US

Ku

Seung-Hoe

PPPL

sku@pppl.gov

US

Kube

Ralph

University of Tromso

ralph.kube@uit.no

Norway

Lang

Jianying

PPPL

jlang@pppl.gov

US

Lee

Christopher

UCSD

clee@physics.ucsd.edu

US

Lesur

Maxime

NFRI Korea

maxime.lesur@gmail.com

S. Korea

Liao

Ken

UT Institute for Fusion Science

kenliao@physics.utexas.edu

US

Light

Adam

University of Colorado Boulder

adam.light@colorado.edu

US

Lin

Liang

UCLA

lianglin@ucla.edu

US

Lin

Zhihong

UC Irvine

zhihongl@uci.edu

US

Liu

Deyong

UC Irvine

deyongl@uci.edu

US

Ma

Yunxing

MIT PSFC

yma@psfc.mit.edu

US

Maingi

Rajesh

ORNL

rmaingi@pppl.gov

US

Makwana

Kirit

UW-Madison

makwana@wisc.edu

US

Mandrekas

John

US Department of Energy

john.mandrekas@science.doe.gov

US

Manz

Peter

UCSD

pmanz@ucsd.edu

US

Marinoni

Alessandro

MIT

marinoni@fusion.gat.com

US

Mordijck

Saskia

College of William and Mary

mordijck@cs.wm.edu

US

Moyer

Richard

UC San Diego

moyer@fusion.gat.com

US

Muller

Stefan

UCSD

shmueller@gmail.com

US

Myra

James

Lodestar

jrmyra@lodestar.com

US

Newman

David

Univ. of Alaska Fairbanks

denewman@alaska.edu

US

Ogata

Douglas

UAF

dogata@alaska.edu

US

Pankin

Alexei

Tech-X Corporation

pankin@txcorp.com

US

Park

Jong-Kyu

PPPL

jpark@pppl.gov

US

Parker

Scott

Univ. of Colorado

sparker@colorado.edu

US

Podesta

Mario

PPPL

mpodesta@pppl.gov

US

 

Porkolab

Miklos

MIT

porkolab@psfc.mit.edu

US

Pueschel

M.J.

UW-Madison

mjp@physics.wisc.edu

US

Rafiq

Tariq

Lehigh University

rafiq@lehigh.edu

US

Reinke

Matthew

ORISE

mlreinke@psfc.mit.edu

US

Ren

Yang

PPPL

yren@pppl.gov

US

Reynolds-Barredo

Jose

University of Alaska

jmrb2002@gmail.com

US

Rhee

Tongnyeol

NFRI

trhee@nfri.re.kr

S. Korea

Rice

John

MIT PSFC

rice@psfc.mit.edu

US

Rognlien

Thomas

LLNL

trognlien@llnl.gov

US

Rost

Jon

MIT PSFC

rost@fusion.gat.com

US

Rowan

William

The University of Texas

w.l.rowan@mail.utexas.edu

US

Russell

David

Lodestar

dave@lodestar.com

US

Schaffner

David

UCLA

davidsch@physics.ucla.edu

US

Schmitz

Lothar

UCLA

lschmitz@ucla.edu

US

Scotti

Filippo

PPPL

fscotti@pppl.gov

US

Sechrest

Yancey

University of Colorado

yancey.sechrest@colorado.edu

US

Smith

David

Univ. of Wisconsin-Madison

drsmith@engr.wisc.edu

US

Smith

Sterling

General Atomics

smithsp@fusion.gat.com

US

Snyder

Philip

General Atomics

snyder@fusion.gat.com

US

Solomon

Wayne

PPPL

wsolomon@pppl.gov

US

Stacey

Bill

Georgia Tech

weston.stacey@nre.gatech.edu

US

Staebler

Gary

General Atomics

staebler@fusion.gat.com

US

Tang

Xianzhu

Los Alamos National Laboratory

xtang@lanl.gov

US

Terry

Paul

University of Wisconsin-Madison

pwterry@wisc.edu

US

Thakur

Saikat

CMTFO - UCSD

saikat@ucsd.edu

US

Vadlamani

Srinath

Tech-X Corp.

srinath@txcorp.com

US

Vann

Roddy

University of York

roddy.vann@york.ac.uk

U.K.

Vermare

Laure

LPP Ecole Polytechnique CNRS

objektin@yahoo.com

France

Walk

John

MIT PSFC

jrwalk@psfc.mit.edu

US

Wan

Weigang

University of Colorado

weigang.wan@gmail.com

US

Wang

Eric

LLNL

wang53@llnl.gov

US

Wang

Huiqian

ASIPP

hqwang@ipp.ac.cn

China

Wang

Lu

National Fusion Research Institute

wanglu.phy@gmail.com

S. Korea

Wang

Weixing

Princeton Plasma Physics Lab

wwang@pppl.gov

US

White

Anne

MIT

whitea@mit.edu

US

Wilcox

Robert

University of Wisconsin

rswilcox@wisc.edu

US

Xiao

Weiwen

NFRI

xiaoww123@nfri.re.kr

S. Korea

Xu

Guosheng

ASIPP

gsxu@ipp.ac.cn

China

Xu

Min

U C San Diego

minxu.min@gmail.com

US

Yagi

Masatoshi

JAEA

yagi.masatoshi@jaea.go.jp

Japan

Yan

Zheng

Univ of Wisconsin Madison

yanz@fusion.gat.om

US

Yi

Sumin

NFRI

yism@nfri.re.kr

S. Korea

Yu

Liubing

UC Davis

lbyu@ucdavis.edu

US

Zhang

Huasen

Peking University

zhang.huasen@gmail.com

China

Zhao

Lei

UCSD

leizhao@physics.ucsd.edu

US

Zweben

Stewart

PPPL

szweben@pppl.gov

US

 

*** A printable version (Word DOCX file) of this page can be found at this link

 

 

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