Donald A Spong Theoretical/Computational Plasma Physicist Contact spongda@ornl.gov | 865.574.1304 All Publications Theoretical analysis of energetic-ion-driven resistive interchange mode stabilization strategies using a Landau closure model Effect of the tangential NBI current drive on the stability of pressure and energetic particle driven MHD modes in LHD plasma... Observation of rapid frequency chirping instabilities driven by runaway electrons in a tokamak... DIII-D research towards establishing the scientific basis for future fusion reactors Modification of the Alfvén wave spectrum by pellet injection Shear Alfvén wave continuum spectrum with bifurcated helical core equilibria... Comprehensive magnetohydrodynamic hybrid simulations of Alfvén eigenmode bursts and fast-ion losses in the Large Helical Device Analysis of Alfven eigenmode destabilization in ITER using a Landau closure model... Fast Ion Transport in the Three-Dimensional Reversed-Field Pinch Verification and validation of integrated simulation of energetic particles in fusion plasmas Study of Alfven eigenmodes stability in plasma with multiple NBI driven energetic particle species Modelling of beam-driven Alfvén modes in TJ-II plasmas... Recent DIII-D advances in runaway electron measurement and model validation... Observation of a beam-driven low-frequency mode in Heliotron J Subdominant modes and optimization trends of DIII-D reverse magnetic shear configurations... Effects of RMP-induced changes of radial electric fields on microturbulence in DIII-D pedestal top Analysis of the MHD stability and energetic particles effects on EIC events in LHD plasma using a Landau-closure model Fast ion transport in the quasi-single helical reversed-field pinch... Low-frequency whistler waves in quiescent runaway electron plasmas Benchmark of gyrokinetic, kinetic MHD and gyrofluid codes for the linear calculation of fast particle driven TAE dynamics... Interactions of runaway electrons with Alfvén and whistler waves... Initial Exploration of High-Field Pulsed Stellarator Approach to Ignition Experiments Erratum: Observation of Alfvén eigenmodes driven by fast electrons during lower hybrid wave heating in EAST plasmas (2018 Nu... Analysis of Alfven eigenmode destabilization in DIII-D high poloidal β discharges using a Landau closure model... Dynamic neutral beam current and voltage control to improve beam efficacy in tokamaks Pagination First page « First Previous page ‹‹ Page 1 Current page 2 Page 3 … Next page ›› Last page Last » Key Links Curriculum Vitae Google Scholar ORCID LinkedIn Organizations Fusion and Fission Energy and Science Directorate Fusion Energy Division Burning Plasma Foundations Section Plasma Theory and Modeling Group