David A Cullen Senior R&D Staff Contact cullenda@ornl.gov | 865.576.0230 All Publications Highly Efficient Selective Hydrogenation of Cinnamaldehyde to Cinnamyl Alcohol over Gold Supported on Zinc Oxide Materials... Ultrasensitive gas detection of large-area boron-doped graphene... Solid-state graphene formation via a nickel carbide intermediate phase... Recent Progress in NSTF ORR Electrocatalyst Development for PEM Fuel Cells... Catalyst-Layer Ionomer Imaging of Fuel Cells... Engineering the Mechanical Properties of Ultrabarrier Films Grown by Atomic Layer Deposition for the Encapsulation of Printed... Nano-Sculpting of Suspended CVD Graphene with Helium and Neon Ion Beams... Au329−xAgx(SR)84 Nanomolecules: Plasmonic Alloy Faradaurate-329... Microstructural characterization of alnico 9 alloy... Mask-Patterned Wet Etching of Thin Titanium Liquid/Gas Diffusion Layers for a PEMEC... Step-by-Step Growth of Complex Oxide Microstructures... Linking Morphology with Activity through the Lifetime of Pretreated PtNi Nanostructured Thin Film Catalysts ... Atomic Structure of Au329(SR)84 Faradaurate Plasmonic Nanomolecules... High Temperature Ir Segregation in Ir-B Ceramics: Effect of Oxygen Presence on Stability of IrB2 and Other Ir-B Phases... Hexagonal OsB2: Sintering, microstructure and mechanical properties ... Platinum-ruthenium nanotubes and platinum-ruthenium coated copper nanowires as efficient catalysts for electro-oxidation of m... Impact of IrRu Oxygen Evolution Reaction Catalysts on Pt Nanostructured Thin Films under Start-Up/Shutdown Cycling... Thermal stability of hexagonal OsB2... Phosphate-Tolerant Oxygen Reduction Catalyst... Fine Tuning Highly Active Pt3Ni7 Nanostructure Thin Films for Fuel Cell Cathodes... Platinum - Coated Cobalt Nanowires as Oxygen Reduction Reaction Electrocatalysts... Novel high pressure hexagonal OsB2 by mechanochemistry... Faradaurate-940: Synthesis, Mass Spectrometry, STEM, PDF, and SAXS Study of Au~940(SR)~160 Nanocrystals... Super-Stable, Highly Monodisperse Plasmonic Nanocrystals with 500 Gold Atoms: Au~500(SR)~120 ... Ozonated Graphene Oxide Film as a Proton Exchange Membrane... Pagination First page « First Previous page ‹‹ … Page 9 Current page 10 Page 11 Next page ›› Last page Last » Key Links Curriculum Vitae ORCID Organizations Physical Sciences Directorate User Facilities Center for Nanophase Materials Sciences Nanomaterials Characterization Section Materials Microanalysis Group