Melissa L Adkisson Trace Metal Chemist - Technical Assistant Contact ADKISSONML@ORNL.GOV All Publications Round Robin Analysis of Uranium Isotopics on Cotton Swipes Measured Using Microextraction-Based Sampling Versus Conventional ... Electrothermal vaporization as a new method for pre-inspection check samples Measurement of Plutonium Ratios for CRM 137A Recertification... Organizations Physical Sciences Directorate Chemical Sciences Division Nuclear Analytical Chemistry Section Chemical and Isotopic Mass Spectrometry Group