Projects

Proteomics of Populus: Understanding Protein Expression Involved in Carbon Allocation

Lead Institution

Washington State University

Principal Investigator

Jon Johnson

Project type

Large-Scale EMSL Research

With the availability of the sequenced poplar genome, high throughput proteomic evaluations can reveal molecular understanding of how to make trees grow faster and manipulate allocation of carbon…

Product analysis of reactions of a model system for organics on atmospheric particles: Ozonolysis of Self-Assembled Monolayers on Silicon Surfaces

Lead Institution

University of California, Irvine

Principal Investigator

Theresa McIntire

Project type

Large-Scale EMSL Research

Airborne particles have significant effects on climate, visibility, human health and atmospheric reactions. Organics associated with airborne particles are thought to be oxidized to polar,…

Analysis of metabolic responses to signals from the oncogene c-Myc a regulator of cell growth and proliferation.

Lead Institution

Fred Hutchinson Cancer Research Center

Principal Investigator

Fionnuala Morrish

Project type

Large-Scale EMSL Research

The ability of cells to grow, generate energy and respond to environmental stimuli is directly linked to cellular signaling mechanisms. Understand how these signal are regulated is an important…

The Effects of gamma-Irradiation on the Fe(II)/Fe(III) Signatures in Iron Oxide and Iron Silicate Minerals

Lead Institution

University at Buffalo, State University of New York

Principal Investigator

Tracy Bank

Project type

Large-Scale EMSL Research

In our previous study of the effects of gamma-irradiation (sterilization) on natural sediments containing Fe(III)-oxides, Mn-oxides, Fe-rich clay and quartz minerals, analyses showed that cation…

Microbiological, Geochemical and Hydrologic Processes Controlling Uranium Mobility: An
Integrated Field-Scale Subsurface Research Challenge Site at Rifle, Colorado

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Ravi Kukkadapu

Project type

Large-Scale EMSL Research

The U.S. DOE faces the challenge of cleaning up and/or monitoring large, dilute plumes contaminated by metals, such as U, Tc and Cr, whose mobility and solubility change with redox status. At the…

Heterogeneous Uptake of HNO3 on CaCO3: Determination of the Gas-Particle Reaction Probability as Function of Relative Humidity

Lead Institution

University of Iowa

Principal Investigator

Vicki Grassian

Project type

Large-Scale EMSL Research

The proposed work will provide an accurate measurement of the heterogeneous reaction probability for HNO3 on CaCO3 and its dependence on relative humidity. The value of &#947;HNO3 (uptake…

Characterization of Advanced Materials: A Summer 2002 Research Experience for Undergraduates

Lead Institution

Washington State University

Principal Investigator

David Bahr

Project type

Exploratory Research

Washington State University hosts an NSF funded Research Experience for Undergraduates each summer focused on characterization of advanced materials. This summer there are 13 undergraduates…

Reduction of Technetium by Fe(II) associated with reduced clay mineral nontronite

Lead Institution

Miami University

Principal Investigator

Hailiang Dong

Project type

Large-Scale EMSL Research

Because clay and clay-like minerals are commonly present at DOE sites (smectite, illite, chlorite, biotite), and they are potential backfill materials for nuclear waste repositories, the interaction…

Characterization of Bio-inspired Photonic Crystals for Enhancing Solar Energy Conversion by Single-Molecule Spectroscopy

Lead Institution

Oregon State University

Principal Investigator

Greg Rorrer

Project type

Large-Scale EMSL Research

Currently, there is a need for more efficient and cost-effective conversion of solar energy to electricity. The efficiency of photovoltaic solar cells is compromised by the mismatch between the…

Michael Knoblauch's Proposal
Molecular Structure and Interaction of Forisome Filaments

Lead Institution

Washington State University

Principal Investigator

Michael Knoblauch

Project type

Large-Scale EMSL Research

Emerging technologies are creating increasing interest in smart materials that may serve as actuators in micro- and nanodevices. Mechanically active polymers currently studied include a variety of…

Impact of Reactive Halogen Species on the Air Quality in Southern California Coastal Areas

Lead Institution

Washington State University

Principal Investigator

Bertram Jobson

Project type

Large-Scale EMSL Research

Air pollution in coastal urban centers remains one of the most serious environmental challenges in the State of California, and further efforts to improve air quality are a priority. Mitigation…

Analysis of Organic Oligomers Forming Secondary Aerosol from Wood Combustion-Derived Phenols

Lead Institution

University of California, Davis

Principal Investigator

Cort Anastasio

Project type

Large-Scale EMSL Research

Aqueous reactions of phenols will be studied in the laboratory using well defined solutions over a range of conditions (e.g., phenol mixture, oxidant and pH) as surrogates for atmospheric drops. The…

Location of Probes in Membrane and Model Membrane Systems and Their Effects on Lipid Reorangization

Lead Institution

Colorado State University

Principal Investigator

Debbie Crans

Project type

Large-Scale EMSL Research

This proposal investigate how probes and metal complexes interact with lipid interfaces by studying location and their interaction with lipid interfaces as a launching point for studies relating to…

High Resolution Fourier Transform Infrared Spectroscopy Studies of Multidimensional H Transfer in Tropolone/Tropolonoid Molecules-a Bridge to the Behavior in Biological Systems

Lead Institution

Texas Technical University

Principal Investigator

Richard Redington

Project type

Large-Scale EMSL Research

In the year 2000 high resolution infrared spectroscopy experiments conducted in EMSL at PNNL were initiated on the nonrigid gaseous tropolone molecule (2-hydroxy-2,4,6-cycloheptatrien-1-one). On the…

Fabrication of a Carbon Nanotube Thermionic Cathode

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Kyle Bunch

Project type

Large-Scale EMSL Research

We propose to fabricate a thermionic cathode based on carbon nanotubes as an emitting material. Electron sources compatible with microfabrication processes are critical for the advancement of…

Atomically Resolved Studies of Catalytic and Photocatalytic Processes on TiO2(110)

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Zdenek Dohnalek

Project type

Large-Scale EMSL Research

This proposal is a continuation of research under EMSL User Proposal #14591. In the last two decades, titanium dioxide has emerged as an extremely promising material with numerous applications in…

Effect of Changing Rainfall and Temperature on Biochemical Composition of Soil Organic Matter

Lead Institution

University of California, Merced

Principal Investigator

Asmeret Berhe

Project type

Large-Scale EMSL Research

We are proposing to use 13C-NMR spectroscopy to analyze the relative abundance of organic functional groups in soil organic matter (SOM) in order to better understand the stability of SOM under…

Global Cloud Resolving Model: Benchmarking, Data Access, and Model Testing

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Karen Schuchardt

Project type

Large-Scale EMSL Research

This EMSL Science Theme proposal is targeting use of the EMSL MPP2 cluster, Lustre file system, and visualization server to support the recently funded SciDAC proposal Community Access to Global…

Addressing Challenges in Nanoscale Characterization

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Daniel Gaspar

Project type

Large-Scale EMSL Research

Nanoscale materials offer the promise of significant advances in fields as diverse as the production, storage and efficient use of energy, sensing and environmental remediation. The characterization…

The Relationship between Particle Properties and Ice Nucleation:
Laboratory and Field Investigation and Parameterization Development

Lead Institution

University of Wyoming

Principal Investigator

Xiaohong Liu

Project type

Large-Scale EMSL Research

Atmospheric aerosols impact the climate by scattering and absorbing solar radiation and in their role as cloud condensation nuclei (CCN). Cloud properties are strongly dependent on the number of CCNs…