Dan C Sweeney R&D Staff Contact 865.341.0232 | sweeneydc@ornl.gov All Publications Dopant, coating, and grating effects in silica optical fibers under extreme neutron irradiation... In Situ Cladding Surface Temperature Measurements during Simulated LOCA Transients A simulation study of the ability to detect power distribution perturbations in the texas A&M TRIGA reactor with self-powered... Fast Neutron Irradiation of a Multichannel JFET-Based Optical Encoder Enhanced backscatter and unsaturated blue wavelength shifts in F-doped fused silica optical fibers exposed to extreme neutron... Simulating self-powered neutron detector responses to infer burnup-induced power distribution perturbations in next-generation light water reactors Hybrid method for monitoring large Fabry-Pérot cavity displacements with nanometer precision... Simulation of natural circulation cartridge loop experiments and application to molten salt reactors Functional fiber-optic sensors embedded in stainless steel components using ultrasonic additive manufacturing for distributed... Calibration of Distributed Temperature Sensors Using Commercially Available SMF-28 Optical Fiber From 22 °C to 1000 °C Design and Control of a Fueled Molten Salt Cartridge Experiment for the Versatile Test Reactor Expanding the range of the resolvable strain from distributed fiber optic sensors using a local adaptive reference approach Adaptive Signal Processing of Optical Fiber Sensors for Monitoring Temperature During Chemical Vapor Infiltration Graphical Optimization of Spectral Shift Reconstructions for Optical Backscatter Reflectometry The Transient Thermal Response of a Pressure-Driven Fabry-Pérot Cavity In-Core Neutron Flux, Temperature, and Pressure Instrumentation for the WIRE-21 Experiment in the High Flux Isotope Reactor... Pressure-Driven Fiber-Optic Sensor for Online Corrosion Monitoring An Adaptive Reference Scheme to Extend the Functional Range of Optical Backscatter Reflectometry in Extreme Environments... Single-phase, natural circulation annular flow measurements for cartridge loop irradiation experiments Transient Testing of Natural Circulation Flow in Cartridge Experiments Compensation Scheme for Radiation-Induced Attenuation in Optical Fibers Interrogated Using Low-Coherence Interferometry... Metal-embedded fiber optic sensor packaging and signal demodulation scheme towards high-frequency dynamic measurements in harsh environments Quantifying the operational envelope for single-point and distributed acoustic sensors for microreactor applications Assessment of the Impact of Realistic Sensor Physics and the Integration of Ex-Core Sensors on Reactor Power Synthesis Evaluation of In-Situ AM Process Monitoring Techniques and Potential for Detecting Process Anomalies and Undesirable Microstructures Pagination Current page 1 Page 2 Next page ›› Last page Last » Key Links Curriculum Vitae Google Scholar Web of Science ORCID LinkedIn Scopus Research Gate Organizations Fusion and Fission Energy and Science Directorate Nuclear Energy and Fuel Cycle Division Nuclear Fuel Development Section Nuclear and Extreme Environment Measurements Group