Ivan I Kravchenko Senior R&D staff member Contact kravchenkoii@ornl.gov | 352.222.6474 All Publications Dielectric Meta-Reflectarray for Broadband Linear Polarization Conversion and Optical Vortex Generation ... In situ formation of micron-scale Li-metal anodes with high cyclability ... Silicon nanopillars as a platform for enhanced fluorescence analysis... Realization of an all-dielectric zero-index optical metamaterial... Photonic Crystal Biosensor with In-Situ Synthesized DNA Probes for Enhanced Sensitivity ... Impact of proton irradiation on dc performance of AlGaN/GaN high electron mobility transistors... Space- and Time-Resolved Mapping of Ionic Dynamic and Electroresistive Phenomena in Lateral Devices... GaN metal-insulator-semiconductor high-electron-mobility-transistor with plasma enhanced atomic layer deposited AlN as gate d... Probing Local Ionic Dynamics in Functional Oxides at the Nanoscale... Controlling the Polarization of Light with Bilayer Subwavelength Metallic Apertures... Growth diagram of La0.7Sr0.3MnO3 thin films using pulsed laser deposition... Casimir Forces On A Silicon Micromechanical Chip ... Surface-Induced Orientation Control of CuPc Molecules for the Epitaxial Growth of Highly Ordered Organic Crystals on Graphene... Dependence on proton energy of degradation of AlGaN/GaN high electron mobility transistors... Effect of buffer structures on AlGaN/GaN high electron mobility transistor reliability... Doping-Based Stabilization of the M2 Phase in Free-Standing VO2 Nanostructures at Room Temperature... UV Ozone Treatment for Improving Contact Resistance on Graphene... Effects of Semiconductor Processing Chemicals on Conductivity of Graphene... SnO2-gated AlGaN/GaN high electron mobility transistors based oxygen sensors... Proton irradiation energy dependence of dc and rf characteristics on InAlN/GaN high electron mobility transistors... The effects of proton irradiation on the reliability of InAlN/GaN high electron mobility transistors... Silicon nanopillars for field enhanced surface spectroscopy... Quenching of the initial ac Susceptibility in Single Domain Ni Nanobars... Stamping High-Aspect-Ratio Plasmonic Nanoarrays on SERS-Supporting Platforms... Improved Off-State Stress Critical Voltage on AlGaN/GaN High Electron Mobility Transistors Utilizing Pt/Ti/Au Based Gate Meta... Pagination First page « First Previous page ‹‹ … Page 5 Current page 6 Page 7 Next page ›› Last page Last » Key Links Curriculum Vitae ORCID Organizations Physical Sciences Directorate User Facilities Center for Nanophase Materials Sciences Nanomaterials Synthesis Section Nanofabrication Research Laboratory Group