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Summer Seminar

Monday, August 3, 10:00-11:00 am
Note location: Room 395 Watts Hall

Ed Herderick

PhD Candidate advised by Dr. Nitin Padture
Department of Materials Science and Engineering
The Ohio State University

Novel Metal-Oxide-Metal Heterojunction Nanowires with Ferroelectric Functionality

Abstract

A new "bottom-up" paradigm of electronics offers the possibility of assembling virtually any electronic device using nanoscale building blocks to provide functionality. Essential to this vision is the synthesis of such building blocks with customized composition, morphology, and properties in a reproducible, controlled manner.

In this talk, results on the synthesis, characterization, and property measurements of Au-BaTiO3-Au and Au-PbTiO3 metal-oxide-metal (MOM) heterojunction nanowires are presented. In order to measure properties of these nanowires, single-nanowire-based devices are fabricated using the focused ion beam (FIB) direct write method to make connections to macroscale electrode pads. Ferroelectric polarization measurements are performed using both electrical measurements and a scanning probe microscope approach.

Bio

Ed Herderick

Ed joined the Department of Materials Science and Engineering at Ohio State as an undergraduate in 2001. He began working with Prof. Nitin Padture in January of 2005. He received his BS in MSE from OSU in June of 2005, and his MS in MSE from OSU in August of 2007. His main research interests include the synthesis, characterization, and property measurements of functional oxide nanostructures. After finishing his studies at OSU, Ed will travel to Washington DC as the 2009-2010 Materials Societies Congressional Fellow [more about the award]. As the Congressional Fellow, Ed will serve as a special legislative assistant to a member of the US Congress.