Projects

Epitaxial Growth and Properties of Magnetically Doped ZnO Prepared by Pulsed Laser Deposition of Nanoparticle Targets

Lead Institution

University of Washington

Principal Investigator

Daniel Gamelin

Project type

Large-Scale EMSL Research

Semiconductor spintronics has the potential to create entirely new paradigms for analog and digital electronics which may have a significant impact on energy consumption and efficiency. However, in…

Real-time FTIR measurements of Fe-oxide transformation in presence of dissimilatory Fe-reducing bacteria

Lead Institution

Montana State University

Principal Investigator

Gill Geesey

Project type

Large-Scale EMSL Research

The research will determine the nature, sequence and rates of formation of secondary Fe-oxides at a primary Fe-oxide surface colonized by dissimilatory Fe-reducing bacteria under a controlled…

Investigations into
Sulfur Poisoning Mechanisms in Solid-State Oxide Fuel Cells
Using Quantum-Chemical Computations

Lead Institution

Georgia Institute of Technology

Principal Investigator

Meilin Liu

Project type

Large-Scale EMSL Research

The objective of the proposed study is to gain a fundamental understanding of the sulfur poisoning processes in solid oxide fuel cells due to sulfur-containing impurities in the fuel. First, the…

Visualization of a Pd-Au{100} Catalyst: a Scanning Tunneling Microscopy Study

Lead Institution

Texas A&M University

Principal Investigator

Patrick Han

Project type

Large-Scale EMSL Research

Our objective is to use a UHV variable temperature STM to investigate a fabricated Pd-Au(100) surface alloy system. We plan to exploit both the microscopic and spectroscopic capabilities of an STM at…

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…

Structure-Property Relationships in Thin Film Energy Conversion Materials and Coatings

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Dean Matson

Project type

Large-Scale EMSL Research

We propose to use of EMSL surface analysis, electron microscopy, laser spectroscopy and other analytical capabilities to characterize nanoscale organic and inorganic materials and hybrid thin film…

Nerve Agent Detection Using Enzyme-Coated Nanowires

Lead Institution

Pennsylvania State University

Principal Investigator

Seong Kim

Project type

Large-Scale EMSL Research

We propose a research program to prepare, characterize, and apply enzyme-coated nanowires to the detection of nerve agents. The substrate specificity of enzymatic reactions renders a great potential…

Toward preparation and operando characterization of nanostructured heterogeneous photocatalysts

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Glen Fryxell

Project type

Large-Scale EMSL Research

This proposal involves the use of EMSL facilities to characterize nanostructured TiO2 and its dopants. Standard structural tools will be used to characterize the TiO2 nanophases before and after…

Near Real-time Alkene Sensor for Atmospheric Aerosol Chemistry Monitoring

Lead Institution

MicroEnergy Technologies, Inc.

Principal Investigator

Reza Shekarriz

Project type

Large-Scale EMSL Research

The goal for the proposed project is to be able to take advantage of the current investments made at EMSL for the development of TDS to evaluate the potential for combining the TDS with the current…

Design of micro-cantilever actuators for measuring surface tension of sub microliter volumes applied towards monitoring interfacial processes

Lead Institution

Utah State University

Principal Investigator

David Britt

Project type

Large-Scale EMSL Research

It is well known that ambient moisture results in a capillary effect between AFM probes and surfaces when scanning in air. This phenomenon has been largely overlooked with respect to cantilever…

Microfabrication of Electrospray Emitter Arrays for Improved Sensitivity in Electrospray Ionization-Mass Spectrometry

Lead Institution

Brigham Young University

Principal Investigator

Ryan Kelly

Project type

Large-Scale EMSL Research

Liquid chromatography (LC), combined with mass spectrometry (MS), is an extremely powerful platform for protein analysis, allowing complex mixtures first separated by LC to be further resolved and…

Surface and Interface Studies of Photochemically Initiated Immobilization

Lead Institution

Portland State University

Principal Investigator

Mingdi Yan

Project type

Large-Scale EMSL Research

The ability to precisely control surface and interface properties is of paramount importance in applications ranging from catalysis, adhesion, sensing, to nanoscale devices. Critical to these…

The Effect of Surface Active Organic Molecules on the Water Uptake, Shape and Density of Hygroscopic Particles of Atmospheric Importance

Lead Institution

University of Colorado at Boulder

Principal Investigator

Gayfree Ellison

Project type

Large-Scale EMSL Research

This proposal is a continuation of research under EMSL User Proposal #16741. Field measurements of aerosol compositions consistently reveal that organics make up a significant fraction of the…

The Characterization of Diesel Exhaust Particle Matter and its Atmospheric Lifecycle: The Size, Shape and Composition of Soot Particles in the Atmosphere

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

George Muntean

Project type

Large-Scale EMSL Research

Elemental carbon or soot particles, the majority of which are emitted by diesel engines, significantly impact the Global Climate. Most atmospheric particles impact is to cool the planet by scattering…

The Cloud Nucleating Properties of Aerosols at a Continental Site: CHAPS Study

Lead Institution

Shenyang Pharmaceutical University

Principal Investigator

Jian Wang

Project type

Large-Scale EMSL Research

The primary goal of The Cumulus Humilis Aerosol Processing Study (CHAPS) is to characterize and contrast freshly emitted aerosols above, within and below fields of cumulus humilis (or fair-weather…

ClusterSculptor: An Expert Driven Visual Analytics Tool for the Classification of Single Particle Mass Spectra

Lead Institution

State University of New York at Stony Brook

Principal Investigator

Klaus Mueller

Project type

Large-Scale EMSL Research

This proposal is a continuation of research under EMSL User Proposal #3644. Single particle mass spectrometers and SPLAT in particular generate massive amounts of complex detailed data. Dr. Zelenyuk…

Experimental Investigation of Sr-90 Subsurface Contamination Sequestration in Hanford 100N Area Sediments by Surface Infiltration of an Apatite Solution

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

James Szecsody

Project type

Large-Scale EMSL Research

Strontium-90 (Sr-90) discharge from past-practice liquid waste disposal sites in the Hanford 100N area have resulted in Sr-90 release to groundwater, Columbia River, and biota on the Columbia River…

Subsurface Reductive Elimination of Trichloroethylene using Zero-Valent Iron Emplaced by Polymer Solutions

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Michael Truex

Project type

Large-Scale EMSL Research

Zero-valent iron (ZVI) has been used for in situ remediation of inorganic compounds and chlorinated solvents through engineered permeable reactive barriers and injectable ZVI particles. A key aspect…

Role of Surface and Interface on Transport Properties in Nanoscale Conducting Oxides

Lead Institution

University of South Carolina

Principal Investigator

Xiao-dong Zhou

Project type

Large-Scale EMSL Research

Size-dependent (&#8804;50 nm) chemical and physical properties of electronic materials have been attributed to primarily either intrinsic contributions, such as changes in the lattice energy and…

Material Homogeneity Studies on 3D Microfabricated Ceramic Structures Using Nanoparticle Building Blocks

Lead Institution

Oregon State University

Principal Investigator

Sundar Atre

Project type

Large-Scale EMSL Research

Nanoparticles are required for both geometric and performance attributes in numerous microscale applications. Curiously, numerous synthesis routes for nanoscale powders have been reported yet…