John B Caughman Scientist, Plasma Technology and Applications Contact caughmanjb@ornl.gov | 865.574.5131 All Publications Developing the Science and Technology for the Material Plasma Exposure eXperiment (MPEX)... Progress in magnet design activities for the material plasma exposure experiment... Progress in the Development of a High Power Helicon Plasma Source for the Materials Plasma Exposure Experiment... Plasma Source Development for Fusion Relevant Material Testing ... Plasma Fuelling with Cryogenic Pellets in the Stellarator TJ-II... The development of the Material Plasma Exposure eXperiment MPEX... Pre-conceptual design activities for the materials plasma exposure experiment... Heat flux estimates of power balance on Proto-MPEX with IR imaging... Pre-Conceptual Design Activities for the Materials Plasma Exposure Experiment... Solidification and Acceleration of Large Cryogenic Pellets Relevant for Plasma Disruption Mitigation... Applications of Doppler-Free Saturation Spectroscopy for Edge Physics Studies... The Material Plasma Exposure eXperiment MPEX: pre-design, development and testing of source concept... Cryogenic Considerations for Superconducting Magnet Design for the Material Plasma Exposure eXperiment... Electric Field Measurements of the LH Wave and ICRF Near-Field Utilizing Non-Perturbative Spectroscopic Techniques... Recent Developments in Support of the Shattered Pellet Technique for Disruption Mitigation... Long Pulse EBW Start-up Experiments in MAST... Electric field determination in the plasma-antenna boundary of a lower-hybrid wave launcher in Tore Supra through dynamic Sta... Using X-mode L, R and O-mode reflectometry cutoffs to measure scrape-off-layer density profiles for upgraded ORNL reflectomet... Probing the plasma near high power wave launchers in fusion devices for static and dynamic electric fields... Results from Laboratory Testing of a New Four-Barrel Pellet Injector for the TJ-II Stellarator... THE DEVELOPMENT OF PLASMA-MATERIAL INTERACTION FACILITIES FOR THE FUTURE OF FUSION TECHNOLOGY... An advanced plasma-material test station for R&D on materials in a fusion environment... Visual and Electrical Evidence Supporting a Two-Plasma Mechanism of Vacuum Breakdown Initiation... Overview of Recent Developments in Pellet Injection for ITER... Operation of the ORNL High Particle Flux Helicon Plasma Source... Pagination First page « First Previous page ‹‹ Page 1 Current 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 Fusion Technology Group