David A Cullen Senior R&D Staff Contact CULLENDA@ORNL.GOV All Publications Electroluminescence and Transmission Electron Microscopy Characterization of Reverse-Biased AlGaN/GaN Devices Efficient Oxygen Evolution Reaction Catalysts for Cell Reversal and Start/Stop Tolerance in Fuel Cells A Materials-Based Mitigation Strategy for SU/SD in PEM Fuel Cells: Properties and Performance-Specific Testing of IrRu OER Ca... Ternary Electrocatalysts for Oxidizing Ethanol to Carbon Dioxide: Making Ir Capable of Splitting C-C bond Fuel Cells Catalyst for Start-up and Shutdown Conditions: Electrochemical, XPS, and TEM Evaluation of Sputter-Deposited Ru, I... Evaluation of Al3Mg2 precipitates and Mn-rich phase in aluminum-magnesium alloy based on scanning transmission electron microscopy imaging Transmission electron microscopy characterization of electrically stressed AlGaN/GaN high electron mobility transistor devices Layered YSZ/SCSZ/YSZ Electrolytes for Intermediate Temperature SOFC Part I: Design and Manufacturing... Utility of Hitachi ‘ZONE’ UV cleaning system for mitigating contamination effects in STEM imaging ... Covalently bonded three-dimensional carbon nanotube solids via boron induced nanojunctions Characterization of durable nanostructured thin film catalysts tested under transient conditions using analytical aberration-corrected electron microscopy Transmission Electron Microscopy Study of Iron Oxide Poisoning in Fluid Catalytic Cracking Catalysts Analytical aberration-corrected electron microscopy study of the effects of transient operation on the stability of nanostruc... Pagination First page « First Previous page ‹‹ … Page 10 Page 11 Current page 12 Key Links Curriculum Vitae Google Scholar ORCID Organizations Physical Sciences Directorate User Facilities Center for Nanophase Materials Sciences Nanomaterials Characterization Section electron Microscopy and Microanalysis Group
