U.S. Transport Task Force Meeting

April 29 – May 2, 2004

Agenda

 

 

Thursday, April 29, 2004

Plenary Session        Ballroom C

 

 8:30                           Paul Terry                               Welcome

 

 8:35 – 9:50               Albert Loarte                          ELM Physics

 

 9:50 – 10:10                                     Break

 

10:10 – 11:25            John Rice                               Rotation and Momentum Transport

 

11:25 – 12:40            William Heidbrink                  Fast Ion Transport

 

12:40 – 2:00                                      Lunch

 

 2:00 – 3:15               William Oberkampf               Verification and Validation in Complex Dynamical  Systems

 

 3:15 – 3:35                                       Break

 

 3:35 – 4:50               David Ross                            Comparison of Turbulence Simulations with Experiments

 

 4:50 – 6:05               Tony Peebles                        New Directions in Plasma Fluctuation Measurement

 

6:30    Reception      Arizona Room
             

 

 

Friday, April 30, 2004

Parallel Working Group Session

Arizona, Idaho, Wyoming)

 

H/Edge – Arizona Room

 

 8:30   R.A. Moyer                 Effects of edge resonant magnetic perturbations on the H-mode pedestaland ELMs

 9:00   R.J. Groebner            Review of neutral density measurements and Monte Carlo neutrals analysis in DIII-D

 9:30   W.M. Stacey              Structure of the edge pedestal

10:00  Break

10:30   M. Greenwald           SOL Flows Coupled to the Core as an Explanation for the Up-Down Asymmetry in the L/H Threshold

11:00  A.E. Hubbard             Analysis of edge profile at the L-H transition on C-Mod and dependence on magnetic configuration

11:30  Discussion

12:00  Lunch

 1:30   D.A. Russell               The dynamics of blobs in turbulent BOUT simulations

 2:00   D.A. D’Ippolito           Theory of 3D blobs with X-point physics

 2:30   Discussion

 3:00   Break

 

Fast Particle  - Idaho Room       

 

 8:30   H.L. Berk                    Determination of internal fields from Frequency Sweeping Observation

 9:00   B. Breizman                Low-frequency “anomaly” for Alfven Cascades

 9:30   S. Hu                           Alfven Instabilities Excited by Enegetic Particles in High-Beta Toroidal Plasmas

10:00  J. Snipes                    Fast Particle Drive Alfven Eigenmodes in Alcator C-Mod

10:30  Break

11:00  G. Fu                           Kinetic Dumping of Toroidal Alfven Eigenmode revisited

11:30  S.E. Sharapov           Experiments in instabilities and confinement of energetic paraticles on JET

12:00  Lunch

 1:30   W.W. Heidbrink         Fast-ion deceleration and diffusion in the Large Plasma Device

 2:00   B. Brugman                Studies of nonlinear interactions between Alfven waves in LAPD

 2:30   C. Deng                      High-Frequency Fluctuations in Quasi-Helically Symmetric HSX Plasmas

 3:00   Break

 

Core – Wyoming Room      

 

  8:30  J.D. Callen                 Most Electron Heat Transport Is not Anomalous: It’s a Paleoclassical Process

  9:00  W. Horton                   Electron Transport in NSTX and TX

  9:15  R. Budny                     Gyrokinetic results for particle and heat fluxes in DT plasmas

  9:30  W.M. Nevins              Time Scales in ITG Turbulence

  9:45  F. Zonca                     ITG Turbulent Transport and Collisionless Damping

10:00  P.W. Terry                  Inverse energy transfer under electron density advection in trapped electron mode turbulence

10:15  L.R. Baylor                 Comparison of Toroidal Rotation Velocities of Different Impurity Ions in DIII-D

10:30  Break

11:00  T.A. Carter                 Ohmic discharges at the beta limit in the Electric Tokamak

11:15  A.K. Sen                     A New Paradigm for the Isotope Scaling of Plasma Transport Paradox

11:30  M.H. Redi                   Turbulence Simulations for NSTX and C-mod

11:45  W. Ding                      Core Measurement of magnetic fluctuations using FIR Polarization

12:00  D. Newman                Complex systems stuff

12:15  Lunch

 1:30   Discussion

 

 

3:30-6:00      Priorities Session   Wyoming Room

                        Discussion of transport community input to FESAC Priorities Panel

 

 

 

Saturday, May 1, 2004

Parallel Sessions

(Arizona, Idaho, Wyoming)

 

 

H/Edge          Arizona room                     

 

 8:30               G. Antar                      On the origin of intermittency in the SOL of linear magnetic confinement devices       

 9:00               L. Popova                  Study of non-diffusional transport in the RFP

 9:30               P. Martin                     Edge resonant instabilities and transport in the RFP

10:00              Break

10:30-11:00   Discussion

 

Core               Wyoming room      

 

 9:00               C.M. Greenfield         Transport Aspects of Advanced Tokamak Research

 9:10               C.L. Fiore                   Recent Results from Alcator C-Mod Internal Transport Barrier Studies

 9:20               S. Will                         Experimental Investigation of Active Feedback Control of Turbulent in a

                                                            Magnetized Laboratory Plasma

 9:30               J.C. DeBoo                Evidence of Te Perturbations Coupling to Ion Thermal, Momentum and

                                                            Particle Transport

 9:40               Z. Lin                           Electron Thermal Transport in Tokamak: ETG or TEM Turbulences?

 9:50               R. Bravenec               Synthetic Turbulence Diagnostics for Nonlinear Gyrokinetic Simulations

10:00              Break

10:30-11:00   Discussion

 

11:00   Joint H/Core …. See next page

 

Saturday, May 1, 2004

11:00-6:00

Joint H/Core

Wyoming Room

 

 

 

Joint H/Core              Wyoming Room    Talks are 25 minutes (15 talk + 10 Q&A)

 

11:00              M. Greenwald            SOL Flows Coupled to the Core as an Explanation for the Up-Down Asymmetry

                                                            in the L/H Threshold

11:25              C.S. Chang                Numerical Study on the Neoclassical Pedestal Scaling Law

 

11:50              Lunch

 

 1:00-3:00      Posters    Tucson Room and Poolside Garden Rooms

                                   

 

 3:00               Break   

 

 3:30               D. Del-Castillo-Negrete        Non-diffussive transport in plasma turbulence: a fractional diffusion approach

 3:55               R. Sanchez                Special Features of Transport models based on Levy distributions: similarities

                                                            and differences with transport in tokamaks and stellerators

 4:20               D. Baver                     Multifield basis function bispectral deconvolution analysis

 4:45               G. McKee                   Turbulence velocimetry of density fluctuation imaging data

 5:10               S.J. Zweben               Latest Results from High Speed Imaging of Edge Turbulence in Alcator C-Mod

                                                            and NSTX

 5:35               Discussion

Saturday May 1

1:00 – 3:00

POSTER SESSION    (Garden Room and Poolside Garden Room)

 

Core

 

 1. G.Y. Antar             Kolomogorov-Kraichnan Scaling in the Inverse Cascade of Two-Dimensional Plasma Turbulence

 2. D. Baver                Multifield basis function bispectral deconvolution analysis

 3. L.R. Baylor            Comparison of Toroidal Rotation Velocities of Different Impurity Ions in DIII-D

 4. R. Bravenec          Synthetic Turbulence Diagnostics for Nonlinear Gyrokinetic Simulations

 5. R. Budny               Gyrokinetic results for particle and heat fluxes in DT plasmas

 6. J.D. Callen            Most Electron Heat Transport Is not Anomalous: It’s a Paleoclassical  Process

 7. T.A. Carter            Ohmic discharges at the beta limit in the Electric Tokamak

 8. C.S. Chang           Numerical Study on the Neoclassical Pedestal Scaling Law

 9. J.C. DeBoo          Evidence of Te Perturbations Coupling to Ion Thermal, Momentum and Particle Transport

10, D. Del-Castillo-Negrete Non-diffussive transport in plasma turbulence: a fractional diffusion approach

11. C.L. Fiore            Recent Results from Alcator C-Mod Internal Transport Barrier Studies

12. M. Gilmore           Complex Dynamics of Turbulence, Transport, and Structure of Electrostatic Fluctuations

                                    In a Magnetized Plasma

13. C.M. Greenfield  Transport Aspects of Advanced Tokamak Resesarch

14. M. Greenwald      SOL Flows Coupled to the Core as an Explanation for the Up-Down Assymetry in the L/H

Threshold

15. W. Horton            Electron Transport in NSTX and TX

16. Z. Lin                    Electron Thermal Transport in Tokamak: ETG or TEM Turbulences?

17. G. McKee            Turbulence velocimetry of density fluctuation imaging data

18. W.M. Nevins        Time Scales in ITG Tubulence

19. D. Newman         Complex systems stuff

20. W.A.Peebles       Broad Spectrum Turbulence Measurements (40cm-1), Gyrokinetic Code Predictions, and

                                    Transport Properties from the DIII-D Tokamak

21. R. Sanchez          Special Features of Transport models based on Levy distributions: similarities and differences with

                                    transport in tokamaks and stellerators

22. A.K. Sen              A New Paradigm for the Isotope Scaling of Plasma Transport Paradox

23. P.W. Terry           Inverse energy transfer under electron density advection in trapped electron mode turbulence

 

24. S. Will                   Experimental Investigation of Active Feedback Control of Turbulent Transport in a Magnetized

                                    Laboratory Plasma

25. F. Zonca              ITG Turbulent Transport and Collisionless Damping

26. S.J. Zweben        Latest Results from High Speed Imaging of Edge Turbulence in Alcator C-Mod and NSTX

Posters (Continued)

 

H-Mode/Edge

 

27. J.A. Boedo          ELM-induced transport in the SOL of the DIII-D tokamak

28. P. Gohil                Advancing the parameter space for QH-mode operation in DIII-D

29. C. Holland            Investigation of the time-delay estimation method for turbulent velocity inference

30. L.W. Schmitz        Edge transport transition in Ohmic and ICRG-heated plasmas in the Electric Tokamak

31. G.R. Tynan           Evidence for turbulent-generated shear flow in a cylindrical magnetized plasma device        

32. G. Wang              High resolution L-H studies on DIII-D

33. A.E. White           A study of poloidal asymmetry in edge turbulence in the Electric Tokamak

 

Other

 

34. R. Dahlburg         Simulations and Theory for Sheared Flows and Turbulence in the Helimak

35. W. Ferenbaugh   Hursty Dynamical Measures for Comparing Experiments and Models

36. D.K. Gupta          Characterization and Extension of Time-Delay-Estimation (TDE) Analysis for Velocity Turbulence Measurement

37. M.A. McGrath      Plasma production, confinement and diagnostic developments on TORPEX

38. Y. Nishimura        Electromagnetic gyro-kinetic simulation with a fluid-kinetic hybrid electron model

39. D.C. Pace           Investigation of Density Accumulation in the Electric Tokamak

40. J.C. Perez           Vorticity Probes and the Characterization of Vortices in the Kelvin-Helmholtz instability in the LAPD experiment

41. F.M. Poli              Observation of low frequency electrostatic fluctuations on TORPEX

42. R. Woodard        

43. W. Ding                Core measurement of magnetic fluctuations using FIR Polarization

44 .W. Guttenfelder  Transport Studies in HSX

45. M. Redi                Turbulence Simulations for NSTX and C-Mod

 

 

Sunday, May 2, 2004

Summary Session


Core                             -   Chuck Greenfield/ David Newman

Pedestal/H-mode      -   Rich Groebner/ Rick Moyer

Energetic Particles   -  

Arizona Room

 

 9:00

10:30              Break/Adjourn