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Gyrokinetic PIC Simulation on Massively Parallel Processors
Timothy J. Williams
Andris Dimits
National Energy Research Supercomputer Center
LLNL MFE Theory and Computations
PostScript: gk.ps
- Overview
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- Particle In Cell (PIC) Simulation of Plasmas
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- Gathers and Scatters in PIC
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- Gyrokinetic PIC
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- Slab Geometry for Tokamak Core
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- The Need For Speed
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- Early Parallel Programming Efforts
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- Domain Decomposition and Message Passing
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- Guard Layers
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- FFT for Poisson Solve
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- Outline of a Timestep
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- Performance Model
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- Performance Predictions and Measurements
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- Nice Work! Too Bad It's Irrelevant Now.
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- Flux Tube Geometry
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- Quasiballooning Coordinates
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- Numerical Methods for QBC
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- Domain Decomposition for Flux Tube
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- Parallel Field Solution
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- How Much Pain to Face the Present?
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- Parallel I/O
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- Parallel I/O (cont'd)
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- NetCDF Library for I/O
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- NetCDF for Parallel I/O
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Gyrokinetic PIC Simulation on Massively Parallel Processors - (lecture given 6/23/95)
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