Donald Spong Theoretical/Computational Plasma Physicist Contact SPONGDA@ORNL.GOV All Publications Effect of Energetic-Ion-Driven MHD Instabilities on Energetic-Ion-Transport in Compact Helical System and Large Helical Devic... Observation of energetic-ion losses induced by various MHD instabilities in the Large Helical Device (LHD) MHD MODES DESTABILIZED BY ENERGETIC IONS ON LHD Overview of Studies on Energetic-Ion-Driven MHD Instabilities in Stellarator/Helical Plasmas and Comparison with Tokamaks... Energetic particle-driven instabilities in general toroidal configurations... Numerical Analyses of Energetic Particles in LHD Internal electron transport barrier due to neoclassical ambipolarity in the Helically Symmetric Experiment Clustered frequency analysis of shear Alfven modes in stellarators... Stability analysis for fast ion driven instabilities in stellarators using a particle/wave transfer approach... Energetic-Electron-Driven Instability in the Helically Symmetric Experiment... Measurements, modelling and electron cyclotron heating modification of Alfven eigenmode activity in DIII-D... Measurements, modelling and electron cyclotron heating modification of Alfven eigenmode activity in DIII-D Energetic particle physics issues for three-dimensional toroidal configurations... Alfv?n Eigenmodes and Geodesic Acoustic Modes Driven by Energetic Ions in an LHD Plasma with Non-monotonic Rotational Transform Profile Gyrokinetic Simulation of Energetic Particle Turbulence and Transport Simulation Study of Interaction between Energetic Ions and Alfv?n Eigenmodes in LHD Proper orthogonal decomposition methods for noise reduction in particle-based transport calculations... Simulation Study of Energetic Ion Transport due to Alfvén Eigenmodes in LHD Plasma... Shear Flow Generation in Stellarators - Configurational Variations Power and Particle Handling and Wall Conditioning in NCSX Compression of Magnetohydrodynamic Simulation Data Using Singular Value Decomposition Sheared Plasma Flow Generation: A New Measure for Stellarator Optimization... Engineering Design Status of the Quasi-Poloidal Stellarator (QPS)... Magnetic Island Induced Bootstrap Current on Island Dynamics in Tokamaks... Magnetic Island Induced Bootstrap Current on Island Dynamics in Tokamaks Pagination First page « First Previous page ‹â¶Ä¹ … Page 3 Page 4 Current page 5 Key Links Curriculum Vitae Organizations Fusion and Fission Energy and Science Directorate Fusion Energy Division Burning Plasma Foundations Section Plasma Theory and Modeling Group
