Yingge Du

Controlling mass transport and topotactic phase transition processes in oxide thin films

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Yingge Du

The overarching goal of this proposal is to understand, predict, and ultimately control mass transport and mass transport induced topotactic phase transition (TPT) processes occurring in structurally…

Structure-property relationships in pure and doped epitaxial tungsten trioxide thin films

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Yingge Du

The primary objective of this project is to investigate the structure-property relationships of well-defined epitaxial tungsten trioxide (WO3) films with and without dopants, and thereby provide…

Electronic and optical properties modification of complex oxide epitaxial films and superlattices for efficient light harvesting

Lead Institution

Drexel University

Principal Investigator

Steven May

Project type

Large-Scale EMSL Research

We propose an aggressive program of epitaxial film synthesis, detailed and definitive materials characterization, optical and electronic properties measurements and ab initio simulations with the…

Tuning the electronic and optical properties of complex oxide epitaxial films and superlattices for efficient visible light harvesting

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Scott Chambers

Project type

Large-Scale EMSL Research

We propose an aggressive program of epitaxial film synthesis, detailed and definitive materials characterization, optical and electronic properties measurements, and carefully coordinated ab initio…

Epitaxial oxide/oxide and oxide/semiconductor heterostructures for water electrolysis

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Scott Chambers

Project type

Large-Scale EMSL Research

This proposal focuses on the design, fabrication and evaluation of structurally and compositionally well-defined complex oxide heterostructures that can facilitate the harvesting of visible sunlight,…

Controlling topotactic phase transitions in oxide thin films

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Yingge Du

Project type

Exploratory Research

The objective of this research is to understand, predict, and control the phase transitions occurring in structurally ordered thin films to enable the rational design, synthesis, and utilization of…

Controlling ion transport and topotactic phase transition processes in oxide thin films

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Yingge Du

The overarching goal of this proposal is to understand, predict, and ultimately control ion transport and topotactic phase transition (TPT) processes occurring in structurally ordered transition…

Model oxide defects with vicinally stepped NiO(100) substrates

Lead Institution

University of Nebraska - Lincoln

Principal Investigator

Marjorie Langell

Project type

Large-Scale EMSL Research

We propose atomic force microscopy (AFM) studies of vicinally-stepped NiO(001) substrates designed to present periodic surface atomic edge sites and narrow terraces of constant atomic width. The…

Molecular understanding of nutrient sorption on model mineral surfaces

Lead Institution

Oregon State University

Principal Investigator

Kelsey Stoerzinger

Project type

Large-Scale EMSL Research

Iron (Fe)-containing minerals exert a significant influence on soil and sediment geochemistry, such as the cycling of nitrogen (N) and phosphorus (P) nutrients in the bioavailable form of dissolved…

MBE Growth and Properties of Model TiO2 Surfaces for Fundamental Studies of Heterogeneous Photocatalysis

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Scott Chambers

Project type

Large-Scale EMSL Research

The overall objective of this project is to provide the field of heterogeneous photocatalysis with unique insights into the molecular-level properties of photocatalytic transformations on TiO2…

Controlling ion transport and topotactic phase transition processes in oxide thin films

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Yingge Du

Project type

Large-Scale EMSL Research

The overarching goal of this proposal is to understand, predict, and ultimately control ion transport and topotactic phase transition (TPT) processes occurring in structurally ordered transition…

Directed Self-Assembly of Metal Oxide Island Nanostructures

Lead Institution

University of Virginia

Principal Investigator

James Groves

Project type

Large-Scale EMSL Research

This Synthesis and Characterization of Novel Nanocrystalline Oxide Film Structures Proposal focuses on oxide Quantum Dots (QDs). Interface controlled, self-assembled oxide quantum dots (QDs) are…

Model epitaxial heterostructures for water electrolysis

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Scott Chambers

This proposal focuses on the design, fabrication and evaluation of structurally and compositionally well-defined complex oxide heterostructures that can facilitate the harvesting of visible sunlight,…

Fundamental Studies of Heterogeneous Photocatalysis on Model TiO2 Surfaces

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Michael Henderson

Project type

Large-Scale EMSL Research

The objective of this project is to provide the field of heterogeneous photocatalysis with unique insights into the molecular-level properties of photocatalytic transformations on TiO2 through joint…

Fundamental Structure-Property Relationships Governing the Electrochemical Activity of Epitaxial Heterostructures

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Scott Chambers

Complex oxides have the widest range of properties of any class of materials explored to date. However, with many degrees of freedom come many possible outcomes. Consequently, controlled synthesis of…

Photochemical studies on N-doped TiO2 single crystals - Fundamental Investigations of Water Splitting on Model TiO2 (Mike Henderson's BES Project - 48526)

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Michael Henderson

Project type

Large-Scale EMSL Research

Development of new energy sources is a major need for the 21st century. Hydrogen has considerable potential as an alternative fuel. The discovery by Fujishima and coworkers in 1969 that water could…

Molecular understanding of nutrient and organic sorption on model mineral surfaces

Lead Institution

Oregon State University

Principal Investigator

Kelsey Stoerzinger

Project type

Large-Scale EMSL Research

This proposal aims to obtain molecular understanding of the sorption of nitrogen (N) oxyanions and model organic species on model mineral surfaces, and ultimately provide better constraints in…

Synthesis and Characterization of Novel Nanocrystalline Oxide Film Structures:
Interface Controlled, Self-Assembled Oxide Quantum

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Donald Baer

Project type

Exploratory Research

This Synthesis and Characterization of Novel Nanocrystalline Oxide Film Structures Proposal focuses on Oxide Quantum Dots (OQDs). Interface controlled, self-assembled oxide quantum dots (QDs) are…

Fundamental Structure-Property Relationships Governing the Electrochemical Activity of Epitaxial Heterostructures

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Scott Chambers

Complex oxides have the widest range of properties of any class of materials explored to date. However, with many degrees of freedom come many possible outcomes. Consequently, controlled synthesis of…

High sensitivity atomic absorption flux sensing and control for next-generation oxide molecular beam epitaxy in EMSL

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Scott Chambers

Project type

Scientific Partner

Next-generation atomic absorption based technology will be developed as a real-time atomic beam flux sensor to allow in-situ monitoring and control in EMSL oxide molecular beam epitaxial growth…

Epitaxial and Nanoscale Fe-doped TiO2 and Ti-doped alpha-Fe2O3 - Magnetic, Electronic and Photochemical Properties Modification via Selective Doping

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Scott Chambers

Project type

Large-Scale EMSL Research

The wide-ranging properties of transition metal oxides can in principle be expanded even further through selective doping. We propose to investigate the effect of doping TiO2 and alpha-Fe2O3 with…

Electronic and Optical Properties of Doped Complex Oxide Epitaxial Films and Interfaces

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Scott Chambers

Project type

Large-Scale EMSL Research

The effect of A-cation site and anion-site doping, as well as heteroepitaxial interface formation, on the electronic and optical properties of La-based perovskites will be investigated. Specimens…

Decomposition Pathways of Glycerol on Titania-supported Pt and Cu Nanocatalysts

Lead Institution

Baylor University

Principal Investigator

Zhenrong Zhang

Project type

Large-Scale EMSL Research

Understanding the reaction mechanism is a key issue in the development of catalysts that can effectively convert glycerol, a top listed biomass-derived feedstock, to value-added chemicals. The…

EMSL Science Overview

Yingge Du

Projects

Controlling mass transport and topotactic phase transition processes in oxide thin films

Structure-property relationships in pure and doped epitaxial tungsten trioxide thin films

Electronic and optical properties modification of complex oxide epitaxial films and superlattices for efficient light harvesting

Tuning the electronic and optical properties of complex oxide epitaxial films and superlattices for efficient visible light harvesting

Epitaxial oxide/oxide and oxide/semiconductor heterostructures for water electrolysis

Controlling topotactic phase transitions in oxide thin films

Controlling ion transport and topotactic phase transition processes in oxide thin films

Model oxide defects with vicinally stepped NiO(100) substrates

Molecular understanding of nutrient sorption on model mineral surfaces

MBE Growth and Properties of Model TiO2 Surfaces for Fundamental Studies of Heterogeneous Photocatalysis

Controlling ion transport and topotactic phase transition processes in oxide thin films

Directed Self-Assembly of Metal Oxide Island Nanostructures

Model epitaxial heterostructures for water electrolysis

Fundamental Studies of Heterogeneous Photocatalysis on Model TiO2 Surfaces

Fundamental Structure-Property Relationships Governing the Electrochemical Activity of Epitaxial Heterostructures

Photochemical studies on N-doped TiO2 single crystals - Fundamental Investigations of Water Splitting on Model TiO2 (Mike Henderson's BES Project - 48526)

Molecular understanding of nutrient and organic sorption on model mineral surfaces

Synthesis and Characterization of Novel Nanocrystalline Oxide Film Structures:
Interface Controlled, Self-Assembled Oxide Quantum

Fundamental Structure-Property Relationships Governing the Electrochemical Activity of Epitaxial Heterostructures

High sensitivity atomic absorption flux sensing and control for next-generation oxide molecular beam epitaxy in EMSL

Epitaxial and Nanoscale Fe-doped TiO2 and Ti-doped alpha-Fe2O3 - Magnetic, Electronic and Photochemical Properties Modification via Selective Doping

Electronic and Optical Properties of Doped Complex Oxide Epitaxial Films and Interfaces

Decomposition Pathways of Glycerol on Titania-supported Pt and Cu Nanocatalysts