D. P. Stotler, S. I. Krasheninnikov
Type of problem: kinetic or fluid neutral transport Physics or algorithm stressed: thermal force term (spatial resolution) in momentum transport equation and treatment of collisions (charge exchange)...
Validation in Fusion Research: Towards Guidelines and Best Practices (2008)
Terry, P. W., Greenwald, M., McKee, G. R., Mikkelsen, D. R., Nevins, W. M., ...
Because experiment/model comparisons in magnetic confinement fusion have not yet satisfied the requirements for validation as understood broadly, a set of approaches to validating mathematical models...
D. P. Stotler, C. H. Skinner, C. S. Pitcher, B. Labombard, B. Lipschultz
D. A. Pappas 1, and J. L. Terry
Prefer Oral Session X Prefer Poster Session (2007)
T. K. Chung, R. J. Kanzleiter, D. P. Stotler, D. P. Stotler, C. S. Pitcher, C. S. Pitcher, ...
from the series of divertor baffling experiments are simulated with the DEGAS 2 Monte Carlo neutral transport code. A simple two-point plasma model is used to describe the plasma variation between...
Spectroscopic Measurements of Hydrogen Ion Temperature During Divertor Recombination (2007)
We explore the possibility of using the neutral H ff spectral line profile to measure the ion temperature, T i, in a recombining plasma. Since the H ff emissions due to recombination are larger than...
Coupling of Parallelized (2007)
D. P. Stotler, M. E. Rensink, T. D. Rognlien
¯ Massively parallel computers more widely available, ¯ Monte Carlo algorithm scales well with Æ ÔÖÓ, ¯ Realism of Monte Carlo codes obtainable with short runs. ¯ Coupled UEDGE-DEGAS 2...
Prepared Forthe U.s. Department Of Energy, Under Contract De-Ac02-76ch03073 (2007)
Princeton Plasma Physics, D. P. Stotler, B. Labombard, J. L. Terry, S. J. Zweben
Visible imaging of gas pu#s has been used on the Alcator C-Mod tokamak to characterize edge plasma turbulence, yielding data that can be compared with plasma turbulence codes. Simulations of these...
Prepared Forthe U.s. Department Of Energy, (2007)
Alcator C-mod, Tokamak Divertor, D. P. Stotler, D. P. Stotler, C. S. Pitcher, ...
A series of experiments on the effect of divertor baffling on the Alcator C-Mod tokamak provides stringent tests on models of neutral gas transport in and around the divertor region.
Define “Validation Metric ” by What You Want to Do with It (2007)
D. P. Stotler, B. Leblanc, S. J. Zweben, R. J. Maqueda
• See [O&B 2006] for CFD perspective. • Quantitative approach to code calibration, • Determine where model & experiment agree well & where they don’t, – Know where to focus...
Edge Coordinating Committee Assembling Set of Edge Relevant Reference Problems (2006)
D. P. Stotler, S. I. Krasheninnikov, T. D. Rognlien
– Verification is ensuring code solves equations correctly. – Do this with series of tests. – Focus on testing against highly accurate solution – a “reference problem”. • How accurate:...
Terry,J. L., Zweben,S. J., Hallatschek,K., LaBombard,B., Maqueda,R. J., Bai,B., ...
The intermittent turbulent transport in the scrape-off-layer (SOL) of Alcator C-Mod [I.H. Hutchinson, R. Boivin, P.T. Bonoli et al., Nucl. Fusion 41, 1391 (2001)] is studied experimentally by imaging...
Terry, J. L., Zweben, S. J., Hallatschek, K., LaBombard, B., Maqueda, R. J., Bai, B., ...
The intermittent turbulent transport in the scrape-off-layer (SOL) of Alcator C-Mod [I.H. Hutchinson, R. Boivin, P.T. Bonoli et al., Nucl. Fusion 41, 1391 (2001)] is studied experimentally by imaging...
Edge turbulence imaging in the Alcator C-Mod tokamak (2002)
Zweben,S. J., Stotler,D. P., Terry,J. L., LaBombard,B., Greenwald,M., Muterspaugh,M., ...
The two-dimensional (2D) radial vs poloidal structure of edge turbulence in the Alcator C-Mod tokamak [I. H. Hutchinson, R. Boivin, P. T. Bonoli , Nucl. Fusion 41, 1391 (2001)] was measured using...
Edge turbulence imaging in the Alcator C-Mod tokamak (2002)
Zweben, S. J., Stotler, D. P., Terry, J. L., LaBombard, B., Greenwald, M., Muterspaugh, M., ...
The two-dimensional (2D) radial vs poloidal structure of edge turbulence in the Alcator C-Mod tokamak [I. H. Hutchinson, R. Boivin, P. T. Bonoli , Nucl. Fusion 41, 1391 (2001)] was measured using...
Modeling of alcator c-mod divertor baffling experiments (2001)
D. P. Stotler, C. S. Pitcher, C. J. Boswell, T. K. Chung, B. Labombard, B. Lipschultz, ...
Note: This poster will be made available on the Web at:
DEGAS 2 Neutral Transport Modeling of High Density, Low Temperature Plasmas (1997)
D. P. Stotler, A. Yu. Pigarov, S. I. Krasheninnikov, B. LaBombard, B. Lipschultz, ...
Neutral transport in the high density, low temperature plasma regime is examined using the degas 2 Monte Carlo neutral transport code. Degas 2 is shown to agree with an analytic fluid neutral model...
DEGAS 2 neutral transport modeling of high density, low temperature plasmas (1997)
D. P. Stotler, A. Yu. Pigarov, S. I. Krasheninnikov, B. Labombard, B. Lipschultz, ...
Neutral transport in the high density, low temperature plasma regime is examined using the degas 2 Monte Carlo neutral transport code. Degas 2 is shown to agree with an analytic fluid neutral model...