TRANSPORT TASK FORCE MEETING
Burlington, Vermont
April 26 - 29 2000


Agenda Outline (details below)
 
Tuesday - April 25
4:00 - 7:00 Registration - Hotel Lobby

 
Wednesday - April 26
 8:30 - 5:30 Invited Talks - Adirondack Ballroom B&C
7:00 - 9:00 Workshop Reception - Hotel Mezzanine

 
Thursday - April 27
 8:30 - 10:00 Core ITB/XTD - Lake Champlain A
H-Mode 1  - Lake Champlain B 
Particles 1 - Montpelier C
10:00 - 10:30 Break - Vermont
10:30 - 12:00 Core XTD - Lake Champlain A
H-Mode 2  - Lake Champlain B 
Particles 2 - Montpelier C
12:00 - 1:00 Lunch
1:00 - 3:30 Posters - Vermont
 3:00 - 3:30 Break - Vermont
3:30 - 5:30 Complex Dynamics 1 - Lake Champlain A
H-mode 3 - Lake Champlain B 
Core NIC2  - Montpelier C

 
Friday - April 28
 8:30 - 10:00 Transient Transport  - Lake Champlain A
Complex Dynamics 2  - Lake Champlain B 
H-mode discussion - Green Mountain C
10:00 - 10:30 Break - Vermont
10:30 - 12:00 Core/Transient  - Lake Champlain A
Modeling  - Lake Champlain B 
H-mode discussion - Green Mountain C
12:00 - 1:30 Lunch
1:30 - 3:45 Core NIC1  - Lake Champlain A
Particles 3 - Lake Champlain B 
 3:45 - 4:15 Break - Vermont
4:15 - 5:30 Core EPD - Lake Champlain A
Particles 4 - Lake Champlain B 

 
Saturday - April 29
 9:00 - 12:30 Session Summaries - Lake Champlain
10:30 - 11:00 Break
11:00 - 12:30 Session Summaries - Lake Champlain

Notes:

  1. Posters should be put up Thursday morning and remain up through Thursday and Friday, all breaks on those days will be in the poster room (Vermont A & B)
  2. Breaks are 1/2 hour - this represents the time that coffee/juice are available - working sessions can adjust to use as much of this as they want.
  3. Notation for sessions should be explained below





AGENDA DETAILS
 
Invited Talks Wednesday April 26
Adirondack B & C
Morning Chairman: Raffi Nazikian
8:30 - 8:40 Announcements M. Greenwald
8:40 - 9:20 Comparing turbulence simulation with experiments in tokamaks D. Ross
9:20 - 10:00 MHD flow turbulence within and around the earth's magnetosphere, observations and ideas J. Borovsky
10:00 - 10:40 Control of core transport with ECH and counter-NBI in DIII-D C. Greenfield
10:40 - 11:00 Break
11:00 - 11:40 Energy confinement and thermal transport characteristics of net-current free plasmas in Large Helical Device. H. Yamada
11:40 - 12:20 Effects of neutral particles on edge dynamics in Alcator C-Mod plasmas R. Boivin
12:20 - 1:50 Lunch
Afternoon Chairman: Rick Moyer
1:50 - 2:30 Anomalous ion heating from magnetic turbulence R. Gatto
2:30
-
3:10 Effects of induced radial electric fields on particle transport and confinement S. Jachmich
3:10 - 3:50 Plasma edge conditions during pellet induced H-mode transitions in DIII-D P. Gohil
 3:50 - 4:10 Break
4:10 - 4:50 Ripple reduction experiments with ferritic insertion in JFT-2M M. Sato
4:50 - 5:30 Comparisons of the modifications in the turbulent transport by sheared radial electric fields in stellarators M. Shats
7:00 - 9:00 Workshop Reception - (Hotel Mezzanine)


Working Group Sessions (subject to change)

..
Complex Dynamics 1 Thursday April 27 
Lake Champlain A 
Chair: R. Moyer
 3:30 - 5:30
Rotating plasma profiles and turbulence level in a state of turbulent equipartition in a tokamak Ivonine, Igor
`Sand pile'-like evolution of the ion & electron temperature gradient instabilities Novakovski, Sergei
Mechanisms for 'avalanches' and 'non-locality' in drift-wave turbulence Champeaux, Stephanie

 
Complex Dynamics 2 Friday April 28
Lake Champlain A 
Chair: R. Moyer
8:30 - 10:00
Bistability of turbulence and transport in self-regulating drift wave - zonal flow systems Malkov, Mikhail
Transport barrier and flux statistics in a turbulent equipartition model Naulin, Volker
Dynamics of systems with SOC transport coupled to classical diffusion Newman, David

 
Core - NIC1 
(Non ITB)
Friday April 28
Lake Champlain A 
Chair: E. Synakowski
1:30 - 3:45
Magnetic transport of momentum, charge, and current Fiksel, Gennady
Bistability of turbulence and transport in self-regulating drift wave -zonal flow systems Malkov, Mikhail
rho-star scaling of turbulence and turbulent diffusivity McKee, George
Pellet perturbations of H-modes and transport in PEP & RI modes: DIII-D experiment and simulation Ernst, Darin

 
Core - NIC2 
(Non ITB)
Thursday April 27
Montpelier C
Chair: E. Synakowski
3:30 - 5:30
Dynamics of externally driven rotations in tokamaks Chang, CS
Nonlinear theory and simulation of ion temperature gradient instabilities Liu, Chuan
Quasi-linear approach of turbulent ion heat transport in reversed magnetic shear plasmas Wang, A.K.

 
Core ITB/XTD
(Internal Transport Barriers/
Experiment Theory 
Comparisons)
Thursday April 27
Lake Champlain A 
Chair: E. Synakowski
8:30 - 10:00
Spontaneous internal transport barriers following H to L transition on Alcator C-Mod Fiore, Catherine
Initiation & controlled sustainment of dynamic transport barriers Newman, David
Theory and application of multifield bispectral deconvolution Baver,Derek
An experimental approach to identify turbulent-driven zonal flow physics in mfe plasmas Tynan, George

 
Core XTD 
(Experiment Theory 
Comparisons)
Thursday April 27
Lake Champlain A
Chair: E. Synakowski
10:30 - 12:00
Detailed comparison of turbulent correlation length measurements using microwave reflectometry and a langmuir probe array Gilmore, Mark 
The phase velocity transform Mattor, Nathan 
+ Open Discussion

 
Core EPD
(Electron and Particle 
Transport Discussion)
Friday April 28
Lake Champlain A
Chair: Synakowski
4:15 - 5:30
Open Discussion

 
Joint Core/
Transient Transport
Friday April 28
Lake Champlain A 
Chair: K. Gentle
10:30 - 12:00
Core transport improvements in DIII-D NCS discharges near low-order rational q-surfaces Austin, Max
Mechanisms for 'avalanches' and 'non-locality' in drift-wave turbulence Champeaux, Stephanie
Heat convection and transport barriers in RTP Mantica, Paola

 
H-Mode 1 Thursday April 27
Lake Champlain B
Chair: R. Groebner
8:30 - 10:00
Suppression of temperature fluctuations by velocity shear Boedo, Jose
2D plasma turbulence analysis in DIII-D Fenzi, Christel
Self-consistent cross phase evolution Ware, Andrew 

 
H-Mode 2 Thursday April 27
Lake Champlain B
Chair: R. Groebner
10:30 - 12:00
Comparative boundary turbulence studies between tokamak and NSTX Xu, Xueqiao
Reynolds stress-driven poloidal flow and L-H transition Yu, Chang-Xuan
Neoclassical theory of rotation and electric field in high collisionality plasmas with steep gradients Rogister, Andre

 
H-Mode 3 Thursday April 27
Lake Champlain B
Chair: R. Groebner
3:30 - 5:30
Visible imaging of edge turbulence in NSTX Zweben, Stewart 
Response on the H-mode pedestal to input power Hubbard, Amanda
Temporal behavior of edge gradients in L-mode Groebner, Richard 

 
Modeling Friday April 28
Lake Champlain B
Chair: W. Dorland
10:30 - 12:00
Stability analysis of improved confinements on Tore Supra Bourdelle, Clarisse
Electron transport in Tore Supra with fast wave electron heating Horton, Wendell
Correlation between core & pedestal temperatures in JT-60U: experiment and modeling Mikkelsen, David
Effects of magnetic curvature on the short-wavelength resistive ballooning mode relevant to SOL transport Qiu, X.M.

 
Particles 1 Thursday April 27
Montpelier C
Chair: J. Van Dam
8:30 -10:00
Global eigenfunctions of pressure-driven modes at the marginal stable states, related with the burst modes in CHS experiments Nakajima, Noriyoshi 
Nonlinear MHD effects in fishbones Breizman, Boris 
Fokker-Planck simulation of Alfven eigenmode burst Todo, Yasushi 

 
Particles 2 Thursday April 27
Montpelier C
Chair: M. Sato
10:30 -12:00
Energetic particle physics issues for compact stellarators Spong, Don 
Parametric variation of prompt neutral beam ion loss from NSTX Darrow, Doug 
Recent progress in calculating MHD stability and particle transport for compact quasi-axially symmetric stellarators Redi, Martha 

 
Particles 3 Friday April 28
Lake Champlain B 
Chair: N. Nakajima
1:30 - 3:45
Recent results of fast particle measurement in CHS and LHD Isobe, Mistutaka
Resonant toroidal Alfven eigenmodes in neutral beam heated reversed shear discharges Nazikian, Raffi
Fast particle driven modes in current rise and EDA H-mode plasmas in C-Mod Snipes, Joe

 
Particles 4 Friday April 28
Lake Champlain B 
Chair: R. Nazikian
4:15 - 5:30
MHD-gyrokinetic hybrid simulation of the Alfven instabilities due to energetic ions Zheng, Linjin
Trapped ion effects on stability of dipole plasma confine-ment configuration Van Dam, Jim

 
Transient Transport Friday April 28
Lake Champlain A 
Chair: Gentle
8:30 - 10:00
Do models really want to fit the cold pulse experiments? Gentle, Ken
Modeling of "nonlocal diffusivity" application to transient transport Jacchia, Allesandro

 
Posters Thursday April 27
Vermont
1:00 - 3:30
1 Initial results from beam-emission spectroscopy on Alcator C-Mod Bravenec, Ronald
2 Impurity transport studies using externally injected impurities on Tore Supra Bush, Charles
3 Reduced edge instability and improved confinement in the MST RFP Chapman, Brett
4 Measurement of current fluctuations & charge transport during reconnection Crocker, Neal 
5 Nonlinear instabilities of zonal flows Dorland, Bill
6 Electron internal transport barrier in ICRH discharges on Tore Supra Hoang, Tuong
7 Nonlinear gyrokinetic calculations of ITG turbulence in DIII-D like discharges Leboeuf, Jean-Noel
8 Nonlinear gyro-kinetic simulations in stellarator geometry Lewandowski, Jerome
9 Transport modeling of x-point neutral density measurement in L and H-mode discharges in DIII-D Maingi, Rajesh
10 Measurements of temperature and  density pedestal in Alcator C-Mod Mossessian, Dmitri
11 Grad-B drift dependence of fluctuations and turbulent transport in DIII-D Moyer, Richard
12 Transport barrier and flux statistics in a turbulent equipartition model Naulin, Volker
13 Initiation & controlled sustainment of dynamic transport barriers Newman, David
14 Theory of low frequency instabilities near transport barriers Rogister, Andre
15 Progress in understanding poloidal rotation measurement Synakowski, Ed
16 A global model of transport barrier dynamics Zhu, Ping
17 Density fluctuation and poloidal rotation shear measurements in Tore Supra by doppler reflectometry Zou Xiaolan

  • Posters should be put up Thursday morning and remain up through Thursday and Friday, all breaks on those days will be in the poster room (Vermont A & B)

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