R. Smith

The Interaction of HCl on Water Ice Nanoscale Films

Lead Institution

Concordia University

Principal Investigator

Patrick Ayotte

Project type

Large-Scale EMSL Research

Our description of the role played by ice particles in altering the chemical composition of the Earth's atmosphere is currently undermined by our poor understanding of the interaction of…

Pd Nanoclusters supported on MgO(100): Effects of cluster size on chemisorption properties.

Lead Institution

University of Washington

Principal Investigator

Steven Tait

Project type

Exploratory Research

Low-temperature methane combustion for applications in electric generator turbines is catalyzed by Pd nanoparticles to minimize NOx pollution. The reaction depends on the dissociation of methane…

Pd Nanoclusters supported on MgO(100): Effects of cluster size on chemisorption properties.

Lead Institution

University of Washington

Principal Investigator

Steven Tait

Project type

Exploratory Research

Low-temperature methane combustion for applications in electric generator turbines is catalyzed by Pd nanoparticles to minimize NOx pollution. The reaction depends on the dissociation of methane…

Theoretical models of the adsorption and desorption dynamics in compressed monolayers

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Gregory Kimmel

Project type

Exploratory Research

We will model the adsorption and desorption behavior of gases into and from compressed monolayers. The results should provide information regarding the energetics of compressed monolayers. …

Structure and Reactivity of Ices, Amorphous Solids, and Supercooled Liquid Solutions at Interfaces and in the Condensed Phase

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

R. Smith

Project type

Large-Scale EMSL Research

The objective of this research is to examine physiochemical phenomena occurring at the surface and within the bulk of ices, amorphous solids, and supercooled liquid solutions. Our approach will be…

Experimental Studies of Fundamental Molecule-Particle Interactions and Reactions on Iron Metal and Oxide Surfaces

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

R. Smith

Project type

Large-Scale EMSL Research

We will employ a novel 'atom-dropping' approach to explore the reactivity Fe and Fe oxides with environmentally relevant species. Iron oxides will be deposited directly via evaporation or…

Theoretical Studies of Kinetic Processes in Nanoscale Ice Films

Lead Institution

University of Iceland

Principal Investigator

Hannes Jonsson

Project type

Exploratory Research

We will study the sticking probability of a water molecule on the basal plane of hexagonal ice using experiments and theory. The molecular sticking will be studied over a wide range in energy (0.5…

Properties of Amorphous Solids and Supercooled Liquids near the Glass Transition: Models for Liquids at Interfaces and in the Condensed Phase

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

R. Smith

The aims of this proposal are to develop, implement, and execute innovative experimental approaches to measure the physical properties of amorphous solids and supercooled liquids near the glass…

Electron microscopy of oxide Thin Films

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

R. Smith

Project type

Exploratory Research

We are making Oxide thin films. We would like to use the electron microscope to determinine the structure and porosity of these samples.

Model Early Transition Metal Oxide Catalysts for Biomass Conversion

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Zdenek Dohnalek

Project type

Large-Scale EMSL Research

The detailed understanding of biomass conversion on well-defined model oxide catalysts provides valuable feedback for subsequent catalyst design and synthesis of desired products such as biofuels…

Calculation of the Vibrational Frequencies and Intensities of Monolayer and Submonolayer Water Adsorbed on Pt(111)

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

R. Smith

Project type

Exploratory Research

The assignment of the experimentally observed band structure in the OH stretching region – and subsequently the determination of the water monolayer structure - requires the theoretical calculation…

Properties of Amorphous Solids and Supercooled Liquids near the Glass Transition: Models for Liquids at Interfaces and in the Condensed Phase

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

R. Smith

The aims of this proposal are to develop, implement, and execute innovative experimental approaches to measure the physical properties of amorphous solids and supercooled liquids near the glass…

(emslcsd1)Dynamic processes in metastable materials

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

R. Smith

Project type

Capability Research

We will develop simulation models of processes occuring in deeply supercooled liquids.

Structure and Reactivity of Acetonitrile on Pt(111) and Graphene Substrates

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

R. Smith

Acetonitrile is a widely used solvent in electrochemical systems and its behavior at electrode interfaces can affect the performance of batteries and energy storage devices. In some recent work on…

Chemical Kinetics and Dynamics at Interfaces: Structure and Reactivity of Ices, Amorphous Solids, and Supercooled Liquid Solutions (Kay's BES-Surface Kinetics, PNNL Scope #16248)

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

R. Smith

Project type

Exploratory Research

The objective of this research is to examine physiochemical phenomena occurring at the surface and within the bulk of ices, amorphous solids, and supercooled liquid solutions. The microscopic…

Properties of Amorphous Solids and Supercooled Liquids near the Glass Transition: Models for Liquids at Interfaces and in the Condensed Phase

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

R. Smith

The aims of this proposal are to develop, implement, and execute innovative experimental approaches to measure the physical properties of amorphous solids and supercooled liquids near the glass…

Structure and Catalytic Activity of Supported Early Transition Metal Oxide Clusters (Kay's BES/Chemical Physics-Catalysis WBS0502 of Peden's BES-Chemical Transformations at Complex Interfaces, PNNL Scope #47319)

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Zdenek Dohnalek

Project type

Exploratory Research

Current commercial heterogeneous catalysts are structurally and chemically complex and measurements on them can seldom be interpreted with atomic-level precision. This is especially so for supported…

Condensed Phase Chemical Physics of Low Temperature Amorphous Solids and Gas Surface Interactions (Kay's BES-Surface Kinetics, PNNL Scope #16248)

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Bruce Kay

Project type

Exploratory Research

We are investigating the thermodynamic behavior of amorphous solids and amorphous solid water. In addition, we are studying the dynamics of gas surface interactions.

Kinetics in ices with complex compositions

Lead Institution

Concordia University

Principal Investigator

Patrick Ayotte

Project type

Exploratory Research

Our description of the role played by ice particles in altering the chemical composition of the Earth's atmosphere is currently undermined by our poor understanding of the interaction of…

Atomically Resolved Studies of Transition Metal Oxides

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Zdenek Dohnalek

Project type

Exploratory Research

STM and AFM studies will be conducted on surfaces of small crystalline domains and epitaxially grown thin TMO films such as &#947;-WO3(001), TiO2(110), and V2O5/TiO2(110). Such studies give…

Chemical Kinetics and Dynamics at Interfaces: Structure and Reactivity of Ices, Amorphous Solids, and Supercooled Liquid Solutions

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

R. Smith

Project type

Large-Scale EMSL Research

This proposal is a continuation of research under EMSL User Proposal #21890. The objective of this research is to examine physiochemical phenomena occurring at the surface and within the bulk of…

Early Transition Metal Oxides as Catalysts (Kay's BES/Chemical Physics-Catalysis WBS0502 of Peden's BES-Chemical Transformations at Complex Interfaces, PNNL Scope #47319)

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

R. Smith

Project type

Exploratory Research

Propose to study the catalytic and surface chemistry of transition metal oxides. We will use molecular beam and surface science techniques to grow and study novel oxide materials. We will focus on…

Experimental Studies of Fundamental Molecule-Particle Interactions and Reactions on Iron Metal and Oxide Surfaces

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

R. Smith

Project type

Large-Scale EMSL Research

Metal oxides constitute an important class of materials and are used in a wide range of catalytic and environmental science applications. In environmental applications, oxides are primarily used to…

The Binding Energetics of Methane on Water Ice Surfaces

Lead Institution

University of Arizona

Principal Investigator

Catherine Neish

Project type

Large-Scale EMSL Research

New observations of Saturn's moon Titan by the Cassini-Huygens mission have revealed a world strangely Earth-like in nature. In January 2005, the Huygens probe descended through Titan's…

Projects