Steven J Meitner Senior Design and Analysis Engineer Contact meitnersj@ornl.gov | 865.241.0450 All Publications Design and Testing of a Prototype Eddy Current Actuated Valve for the ITER Shattered Pellet Injection System... Recent progress in shattered pellet injection technology in support of the ITER disruption mitigation system*... Characterizing the plasma-induced thermal loads on a 200 kW light-ion helicon plasma source via infra-red thermography... Issues in Formation of Cryogenic Pellets for Fusion Applications... Development of the materials analysis and particle probe for Proto-MPEX... Shear Strength and Release of Large Cryogenic Pellets from the Barrel of a Shattered Pellet Injector for Disruption Mitigatio... Analysis of the Shattered Pellet Injection Fragment Plumes Generated by Machine Specific Shatter Tube Designs... Shatter Thresholds and Fragment Size Distributions of Deuterium–Neon Mixture Cryogenic Pellets for Tokamak Thermal Mitigati... Design of a Continuous Pellet Fueling System for Wendelstein 7-X... Conceptual Design and Analysis of In-Vessel Components for the Materials Plasma Exposure eXperiment (MPEX)... Experimental Pellet Shatter Thresholds and Analysis of Shatter Tube Ejecta for Disruption Mitigation Cryogenic Pellets... DIII-D research towards establishing the scientific basis for future fusion reactors Overview of the JET preparation for deuterium–tritium operation with the ITER like-wall Overview of the JET preparation for deuterium–tritium operation with the ITER like-wall... Shattered pellet injection technology design and characterization for disruption mitigation experiments... Development of Solenoid-Driven and Pneumatic Punches for Launching High-Z Cryogenic Pellets for Tokamak Disruption Mitigation... Design and Modeling of Vacuum Pumping for Steady-State Pellet Fueling Systems... Design and Analysis of an Actively Cooled Window for a High-Power Helicon Plasma Source... Vacuum System and Modeling for the Materials Plasma Exposure Experiment... Gas Gun Model and Comparison to Experimental Performance of Pipe Guns Operating with Light Propellant Gases and Large Cryogen... DESIGN AND COMMISSIONING OF A THREE-BARREL SHATTERED PELLET INJECTOR FOR DIII-D DISRUPTION MITIGATION STUDIES... Overview of the JET results in support to ITER Tritium Aspects of Fueling and Exhaust Pumping in Magnetic Fusion Energy... Tritium Challenges and Plans for ITER Pellet Fueling and Disruption Mitigation Systems... The development of the Material Plasma Exposure eXperiment MPEX... Pagination Current page 1 Page 2 Page 3 Next page ›› Last page Last » Key Links ORCID Organizations Fusion and Fission Energy and Science Directorate Fusion Energy Division Fusion Nuclear Science, Technology, and Engineering Section Blanket and Fuel Cycle Group