Dan C Sweeney R&D Staff Contact sweeneydc@ornl.gov | 865.341.0232 All Publications A simulation study of the ability to detect power distribution perturbations in the texas A&M TRIGA reactor with self-powered neutron detectors Enhanced backscatter and unsaturated blue wavelength shifts in F-doped fused silica optical fibers exposed to extreme neutron radiation damage Simulating self-powered neutron detector responses to infer burnup-induced power distribution perturbations in next-generatio... 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... 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 In Situ Cladding Surface Temperature Measurements during Simulated LOCA Transients... Evaluation of In-Situ AM Process Monitoring Techniques and Potential for Detecting Process Anomalies and Undesirable Microstructures Fast Neutron Irradiation of a Multichannel JFET-Based Optical Encoder Testing of an Optical Fiber--Based Gamma Thermometer in the High Flux Isotope Reactor Gamma Irradiation Facility Development of Optical Fiber-Based Sensors for Nuclear Microreactor Structural Health Monitoring Analysis of WIRE-21 SPND and Optical Fiber Sensor Measurements High Flux Isotope Reactor Irradiation of Self-Powered Neutron Detectors 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 Advanced Fuel Fabrication and Instrumentation Group