Alex A Zirakparvar Contact zirakparvana@ornl.gov | 865.341.0077 All Publications Improving Elemental Ratio Measurements on Uranyl Fluoride with NanoSIMS... Lu-Hf isotopic evidence of a deep mantle plume source for the ~2.06 Ga Bushveld Large Igneous Province... A NanoSIMS 50 L Investigation into Improving the Precision and Accuracy of the 235U/238U Ratio Determination by Using the Mol... Lu-Hf and Sm-Nd geochronological constraints on the influence of subduction metamorphism in controlling the Hf-Nd terrestrial... Pagination First page « First Previous page ‹‹ Page 1 Current page 2 Key Links ORCID Organizations Fusion and Fission Energy and Science Directorate Physical Sciences Directorate Chemical Sciences Division Nuclear Analytical Chemistry Section Chemical and Isotopic Mass Spectrometry Group