**2008 NSTX RESULTS/THEORY REVIEW**

**Wed.-Thurs. Aug. 6-7, 2008**

**LSB318**

**WED 8:30 AM R. Goldston Welcome**

> **M. Bell Overview of 2008 Run**

**WED 8:50 AM Boundary Chair -- R. Maingi**

J.-W. Ahn 815 SOL widths investigation in NSTX H-mode plasmas

S. Zweben 806 Asymmetric edge biasing for SOL control in NSTX

C. S. Skinner 824 Li pumping and retention on NSTX

D. Mansfield 828 Preliminary results of XP-828 Li powder injection

V. Soukhanovskii814 Divertor heat flux reduction in high-performance
H-mode discharges with radiative divertor

V. Soukhanovskii High flux expansion divertor

D. P. Stotler TH 3-D DEGAS 2 simulations of deuterium GPI experiments

D. P. Stotler TH UEDGE simulations of the LLD

F. Kelly TH Recent studies of NSTX edge plasmas

R. Maingi 609 Dependence of heat flux profiles on drsep

R. Maingi 721 Small ELM comparison w/C-Mod and MAST

R. Maingi 818 ELM stabilization experiments with RMP

R. Maqueda 839 Poloidal extent and distribution of blobs

R. Maqueda 816 Edge characterization in highly shaped plasmas

J. Canik 809 ELM Destabilization by RMPs

D. D'Ippolito TH 2D Simulations of edge turbulence and blob transport &
comparison with GPI fata

H. W. Kugel 827 Review of XP827 results

K.C. Lee TH Theory of Gyro-center shift and NSTX results

**WED 1:30 PM NISU Chair -- D. Mueller**

R. Raman 817 Solenoid-free Plasma Startup with CHI

**WED 1:40 PM T&T Chair -- K. Tritz**

S. Kaye 812/820 Effect of rotation on confinement/Momentum transport in
the core using NBI pulses      -           15 min

W. Solomon 813 Momentum transport using n=3 braking - 10 min

E. Mazzucato 821 High k turbulent fluctuations in NSTX - 10 min

D. Stutman 822/840 B~T~ scaling of electron transport change with
heating power/ Study of the correlation between GAE

> activity and electron transport

N. Crocker GAE mode structure

N. Gorelenkov TH Theory of GAE-induced electron transport

H. Yuh 829 Magnetic shear effects on transport

P. Ross 831 Investigation of Ion Transport with Beam Modulation

C. Bush/S. Kubota 506 Change of turbulence in Ohmic H-modes

D. Mikkelsen TH GYRO simulations of ETG turbulence in NSTX

G. Rewoldt TH GTC-Neo analysis of momentum transport in NSTX
discharges/Update on GEM

W. Wang TH GTS simulation of global gyrokinetic turbulence and
associated transport in NSTX

**THU 8:30 AM ASC Chair -- D. Gates**

E. Koleman 811 Vertical stability physics and performance limits in
highly elongated tokamaks (ITER)

D. Gates 836 Parametric study of high elongation plasmas

M. Bell 826 X-point limiter

J. Menard 823/838 Robustness of improved EF suppression in long pulse
discharges/ Impact of density reduction in long-

> pulse discharges -- 15 min (Gerhardt for Menard)

**THU 9:30 AM WEP Chair -- G. Taylor**

N. Crocker 808 Sustained fast ion loss with Alfven cascade modes

G.Y. Fu TH Kinetic theory of Alfven cascades

E. Fredrickson (np) 819 Fast ion transport induced by Alfven avalanches

E. Belova TH Numerical modeling of GAE modes

S. Medley 807 Effect of pitch angle on MHD-induced energetic ion
redistribution or Loss measured using

neutral particle analyzer vertical scanning

D. Darrow Fast ion loss during multi-mode MHD

M. Podesta FIDA measurements of fast ion transport

P. Ryan (rem) 825/835HHFW heating of L- and H-mode plasmas

J. Hosea Edge Effects for HHFW Heating and Initial Startup Results

D. Liu 832 HHFW acceleration of beam ions

**THU 1:00 PM MHD Chair -- S. Sabbagh**

R. Buttery 810 Rotation dependence of 2/1 NTM
thresholds                      

R. LaHaye 801 Marginal Island Width for the 2/1 NTM (S. Gerhardt for Rob
LaHaye)           

S. Gerhardt 805 Investigation of n=2 intrinsic error fields

S. Sabbagh 802 Active RWM stabilization optimization and ITER support   

S. Sabbagh 804 Comparison of NTV among tokamaks (n = 2 fields, ν~i~)  

S. Sabbagh 818 ELM mitigation with midplane control coils
(SAS/JKP/RM/SG)

L. A-Delgado SXR tomography of RWM plasmas

J.K Park Recent progress on NTV theory and computation

J. Berkery 830 RWM stabilization physics -- comparison to theory

J. Berkery Theory of Kinetic Stabilization of Resistive Wall Modes

S. Gerhardt 833 Measurement of Halo Currents in the Lower Divertor
(Gerhardt)         

S. Gerhardt Recent studies of Ip quench during disuptions (Gerhardt)

J. Breslau Plasma response to error fields on NSTX

**THU 4:30 PM Diagnostics and Other Chair -- R. Kaita**

W. Heidbrink (rem) FIDA diagnostic and XMP

R. Bell Poloidal CHERS

K. Tritz Initial results from the Transmission Grating Spectrometer