Hunter Andrews R&D Staff - Analytical Chemist Contact ANDREWSHB@ORNL.GOV All Publications Advancing Elemental and Isotopic Analysis of Uranium Mineral Inclusions: Rapid Screening via Laser-Induced Breakdown Spectroscopy and High-Resolution Laser Ablation-ICP-MS Mapping Evaluating Optical Techniques to Characterize Solid State Samples for the Pu-238 Supply Program... Comparing Sensor Fusion and Multimodal Chemometric Models for Monitoring U(VI) in Complex Environments Representative of Irra... Quantifying neptunium oxidation states in nitric acid through spectroelectrochemistry and chemometrics Novel Calibration Approach for Monitoring Aerosol Hydrogen Isotopes Using Laser-Induced Breakdown Spectroscopy for Molten Salt Reactor Off-Gas Streams Rapid screening of wood and leaf tissues: investigating silicon-based phytoliths in Populus trichocarpa for carbon storage applications using laser-induced breakdown spectroscopy and scanning electron microscopy–energy dispersive X-ray spectroscopy Establishing Isotopic Measurement Capabilities using Laser-Induced Breakdown Spectroscopy for the Molten Salt Reactor Campaign Development and demonstration of a rolling ball viscometer for molten salts with near-minimum liquidus NaCl–KCl FY23 Progress Report on Viscosity and Thermal Conductivity Measurements of Molten Salts Hierarchical Modeling to Enhance Spectrophotometry Measurements—Overcoming Dynamic Range Limitations for Remote Monitoring of Neptunium Towards Automated and High-Throughput Quantitative Sizing and Isotopic Analysis of Nanoparticles via Single Particle-ICP-TOF-MS Partial Least Squares, Experimental Design, and Near-Infrared Spectrophotometry for the Remote Quantification of Nitric Acid ... Rapid in situ nutrient element distribution in plants and soils using laser-induced breakdown spectroscopy (LIBS) Analysis of trace elements in uranium by inductively coupled plasma-optical emission spectroscopy, design of experiments, and partial least squares regression Radiative transition probabilities of neutral and singly ionized rare earth elements (La, Ce, Pr, Nd, Sm, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu) estimated by laser-induced breakdown spectroscopy Molybdenum-99 from Molten Salt Reactor as a Source of Technetium-99m for Nuclear Medicine: Past, Current, and Future of Molybdenum-99 Characterizing PuO2 Powder at ORNL for the Multi-Lab Plutonium Process Signatures Campaign FY22... Development of Laser-Induced Breakdown Spectroscopy for the Californium-252 Supply Program The effect of interfacial phenomena on gas solubility measurements in molten salts Pursuit of the Ultimate Regression Model for Samarium(III), Europium(III), and LiCl Using Laser-Induced Fluorescence, Design ... 3D printing of a recycled copolyester of terephthalic acid, cyclohexanedimethanol and tetramethylcyclobutanediol Concept for an irradiation experiment to test a laser-induced breakdown spectroscopy off-gas sensor for molten salt systems... Monitoring Xenon Capture in a Metal Organic Framework Using Laser-Induced Breakdown Spectroscopy Density Measurements of Various Molten Sodium, Magnesium, Potassium, and Uranium Chloride Salt Compositions Using Neutron Imaging Potential of electrolytic processes for recovery of molybdenum from molten salts for 99Mo production Pagination First page « First Previous page ‹â¶Ä¹ Page 1 Current page 2 Page 3 Next page ›â¶Äº Last page Last » Key Links Organizations Isotope Science and Enrichment Directorate Radioisotope Science and Technology Division Radioisotope Research and Development Section Isotope Applications Research Group
News Simultaneous detection of uranium isotopes, fluorine advances nuclear nonproliferation monitoring
