Theodore M Biewer Group Leader, Diagnostics & Control Group Contact biewertm@ornl.gov | 865.574.2715 All Publications Considerations for in situ, real time measurement of plasma-material interactions using Digital Holographic imaging... Utilization of O-X-B mode conversion of 28 GHz microwaves to heat core electrons in the upgraded Proto-MPEX... Observations of electron heating during 28 GHz microwave power application in proto-MPEX... Digital Holography for in Situ Real-Time Measurement of Plasma-Facing-Component Erosion... The CXSFIT spectral fitting code: Past, present and future Conceptual design of a Doppler spectrometer for 102 m/s cross-field flows in tokamak divertors Design Considerations to Ensure Robustness of the ITER Diagnostics Residual Gas Analyzer Ion cyclotron heating at high plasma density in Proto-MPEX... Developments and Challenges in the Design of the ITER DRGA... Portable diagnostic package for Thomson scattering and optical emission spectroscopy on Princeton field-reversed configuration 2 (PFRC 2) Implementation of a portable diagnostic system for Thomson scattering measurements on an electrothermal arc source... Overview of JET results for optimising ITER operation Improvements on the Diagnostic Residual Gas Analyzer at Wendelstein 7-X Power transport efficiency during O-X-B 2nd harmonic electron cyclotron heating in a helicon linear plasma device Reconfiguration of an Electrothermal-Arc Plasma Source for In Situ PMI Studies... RF sheath induced sputtering on Proto-MPEX part 2: Impurity transport modeling and experimental comparison... Preliminary demonstration on JET of an ITER neutron environment-compatible quadrupole mass-spectrometer✰... Two-photon absorption laser induced fluorescence measurements of absolute neutral deuterium density, temperature, and bulk flow in Proto-MPEX Characterizing the plasma-induced thermal loads on a 200 kW light-ion helicon plasma source via infra-red thermography... Design and implementation of a portable diagnostic system for Thomson scattering and optical emission spectroscopy measuremen... A Digital Holography Ex Situ Measurement Characterization of Plasma-Exposed Surface Erosion from an Electrothermal Arc Source... Measurements of dynamic surface changes by digital holography for in situ plasma erosion applications... Heat Flux Analysis From IR Imaging on Proto-MPEX... The Material Plasma Exposure eXperiment: Mission and conceptual design... Plasma Facing Component Characterization and Correlation With Plasma Conditions in Lithium Tokamak Experiment-β... Pagination Current page 1 Page 2 Page 3 … Next page ›› Last page Last » Key Links Curriculum Vitae ORCID Organizations Fusion and Fission Energy and Science Directorate Fusion Energy Division Burning Plasma Foundations Section Diagnostics and Control Group