Chris Marcus Plasma Diagnostics Researcher Using Applied Spectroscopy Techniques Contact 865.406.4400 | marcusc@ornl.gov All Publications Design Considerations to Ensure Robustness of the ITER Diagnostics Residual Gas Analyzer Developments and Challenges in the Design of the ITER DRGA Improvements on the Diagnostic Residual Gas Analyzer at Wendelstein 7-X Preliminary demonstration on JET of an ITER neutron environment-compatible quadrupole mass-spectrometer✰... Laboratory-based validation of the baseline sensors of the ITER diagnostic residual gas analyzer Extending Helium Partial Pressure Measurement Technology to JET DTE2 and ITER... Design of a diagnostic residual gas analyzer for the ITER divertor... Description of the Prototype Diagnostic Residual Gas Analyzer for ITER Key Links Curriculum Vitae ORCID Organizations Fusion and Fission Energy and Science Directorate Fusion Energy Division Burning Plasma Foundations Section Diagnostics and Control Group