Projects

A proteomic analysis of the effects of environmental factors on hydrogen production in the cyanobacterium Anabaena variabilis.

Lead Institution

University of Missouri - St. Louis

Principal Investigator

Teresa Thiel

Project type

Large-Scale EMSL Research

The filamentous cyanobacterium, Anabaena variabilis, produces hydrogen from water, using sunlight as the energy source and carbon dioxide as the carbon source. Hydrogen is made in specialized cells…

Microscopic characterization of sampling inlet penetration efficiency for DOE G-1 Research aircraft.

Lead Institution

Brookhaven National Laboratory

Principal Investigator

Fred Brechtel

Project type

Exploratory Research

A new particle sampling system was recently deployed and characterized on the DOE G-1 research aircraft. One aspect of the tests involved simultaneous sampling of PM onto TEM grids both inside and…

Dissolution and precipitation in the Hanford sediments under hyperalkaline conditions

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Nikolla Qafoku

Project type

Exploratory Research

Hanford sediments were treated with Al-rich, hyperalkaline and saline solution. As a result, dissolution ocurred and Si, Fe, K, Al, Mn, Mg, Ca, Ba were released into the soil solution. …

Posttranslational Modifications of Chicken Brain Myelin Basic Protein Charge
Isomers

Lead Institution

University of Michigan

Principal Investigator

Robert Zand

Project type

Exploratory Research

My laboratory has been studying the posttranslational modifications of myelin basic protein (MBP) from human normal, and multiple sclerosis brain.Studies of bovine MBP (Biochemistry 37,2441-49, 1998,…

High throughput FTICR Strategies for the Molecular Analysis of Cancer

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

David Camp

Project type

Exploratory Research

This human proteome project focuses on the development of a global accurate mass and time (AMT) tag database using cultured human mammary epithelial cells (HMEC). The generation of AMT tag databases…

Flux Measurements of Biogenic Volatile Organic Compounds by Disjunct Eddy
Sampling and Ion Trap Mass Spectrometry Analysis

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

John Ortega

Project type

Exploratory Research

Volatile Organic Compounds (VOCs) are major contributors to the formation of ozone and particulates in the lower troposphere. Emissions from vegetation can be significant contributions to the total…

A THEORETICAL AND EXPERIMENTAL INVESTIGATION OF MULTIPLET SPLITTING FOR CR and U SPECTRA GENERATED BY X-RAY PHOTOELECTRON SPECTROSCOPY.

Lead Institution

University of North Texas

Principal Investigator

Paul Bagus

Project type

Exploratory Research

We propose a broad theoretical and experimental study of the 2p level multiplet structures for CrIII, CrIV, and CrV in a variety of bonding environments. Recent advances in theoretical calculations…

A THEORETICAL AND EXPERIMENTAL INVESTIGATION OF MULTIPLET SPLITTING FOR TRANSITION METAL AND URANIUM SPECTRA GENERATED BY XPS AND XANES

Lead Institution

University of North Texas

Principal Investigator

Paul Bagus

Project type

Exploratory Research

Abstract updated 10/15/2005 This work involves developing strict ab initio many body models for the XPS of open shell metals, including the 3d transition metals and uranium. We have recently…

Laboratory Studies of Atmospheric processing of sea salt.

Lead Institution

University of California, Irvine

Principal Investigator

Barbara Finlayson-Pitts

Project type

Exploratory Research

We propose two different projects: 1. Mechanism of the Reaction of NaCl and NaBr with O3 and OH. Previous studies in our laboratory of the reaction of OH with deliquesced NaCl particles showed…

Stopping power measurements of heavy ions over a wide range of energy

Lead Institution

Universidade de Sao Paulo

Principal Investigator

Roberto Linares

Project type

Exploratory Research

The passage of charged particles through matter continues to be a subject of great interest and importance to atomic and nuclear physics. Also, ion interaction in matter is crucial for development…

Time resolved study of photoluminescence from gold nanostructures

Lead Institution

University of Rochester

Principal Investigator

Michael Beversluis

Project type

Exploratory Research

Under intense pulsed laser illumination, gold photoluminesces, showing a wavelength dependence in the visible which depends on the morphology and shape of the gold surface or nanostructure. On the…

Fine-Tuning Ambipolar Charge-Transport Properties of Organic Materials By Computational Design

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Asanga Padmaperuma

Project type

Exploratory Research

We propose to use EMSL computational facilities for developing predictive models which will guide the design of new ambipolar organic charge transporting materials. Designing new materials for flat…

Determination of the C-terminus of p110 sEGFR

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Richard Zangar

Project type

Exploratory Research

A 110 kDa, soluble fragment of the EGFR protein (p110 sEGFR) has been identified as a circulating marker of cancer (Maihle and coworkers, 1998, 1999). The p110 sEGFR is released into the serum as…

Analysis of Clays Reacted with Simulated Hanford Tank Waste

Lead Institution

University of Arizona

Principal Investigator

Sunkyung Choi

Project type

Exploratory Research

As part of an EMSP-funded study, we have reacted clay minerals (illite, vermiculite, montmorillonite and kaolinite) in batch systems with synthetic solutions characteristic of tank waste leachate at…

Molecular Beam Epitaxy Growth of Barium Strotium Titanate

Lead Institution

Idaho National Laboratory

Principal Investigator

James (Bill) Rogers

Project type

Exploratory Research

Use molecular beam epitaxy for the deposition of barium strontium titanate thin films. Deposition on Pt substrates will allow formation of capacitor structures for measurement of electrical…

Determining the Phase Behavior of polarizable Water Models

Lead Institution

Princeton University

Principal Investigator

Athanassios Panagiotopoulos

Project type

Exploratory Research

Molecular simulation is used as a tool in the understanding of macroscopic observations from microscopic events. However, the results of a simulation are dependent on the underlying potential…

Determining the Phase Behavior of polarizable Water Models

Lead Institution

Princeton University

Principal Investigator

Athanassios Panagiotopoulos

Project type

Exploratory Research

Molecular simulation is used as a tool in the understanding of macroscopic observations from microscopic events. However, the results of a simulation are dependent on the underlying potential…

Radical Mechanisms for Antibiotic and Herbicide Biosynthesis

Lead Institution

Washington State University

Principal Investigator

Susan Wang

Project type

Exploratory Research

Antibiotic resistance is a major public health issue; hospital-acquired infections are now the fourth-leading cause of death in the United States. To address this problem, new antibiotics for…

Studies of the effect of particle size on LA/ICP/MS of Heterogeneous Samples

Lead Institution

University of Florida

Principal Investigator

James Winefordner

Project type

Exploratory Research

We will be using various sample presentation methods combined with a particle impactor to control the size distribution of particles produced by laser ablation of heterogeneous soild samples and to…

Characterization of Mn Oxidation State with Electron Energy Loss Spectroscopy

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Edgar Buck

Project type

Exploratory Research

A number of Hanford?s waste storage tanks contain organic complexants that increase the solubility of radioactive strontium (Sr90) and transuranic (TRU) elements. Before this liquid fraction of the…