George Yumnam Postdoctoral Research Associate Contact YUMNAMG@ORNL.GOV All Publications Magnon gap tuning in lithium-doped MnTe Cleavable quaternary oxychlorides with high magnetic ordering temperatures Influence of Dissolved Iron in Solution on MgO Hydroxylation and Carbonation... Key Links Google Scholar ORCID LinkedIn Materials Science and Technology Division Foundational Materials Science Section Neutron and X-Ray Scattering Group Organizations Physical Sciences Directorate Materials Science and Technology Division Foundational Materials Science Section Neutron and X-Ray Scattering Group