Projects

Environmental Chemistry of Soot Particles

Lead Institution

Stanford University

Principal Investigator

Hai Wang

Project type

Large-Scale EMSL Research

We propose to examine molecular composition of laboratory-generated and aircraft engine soot using complementary methods of chemical analysis. First, soot will be examined using IR spectroscopy in a…

Fracture Size Controls on Diffusion Rate Into Micro-Fractures

Lead Institution

Washington State University

Principal Investigator

Markus Flury

Project type

Large-Scale EMSL Research

Dissolution of uranium minerals within fractures has been found to be a diffusion rate limited process; thus, diffusive mass transfer in sediment micro-factures significantly affects the fate and…

Unraveling Cellular Controls on the Diversity of Mn Oxides Formed By Fungi

Lead Institution

Woods Hole Oceanographic Institution

Principal Investigator

Colleen Hansel

Project type

Large-Scale EMSL Research

Mn(III/IV) oxides are potent scavengers and oxidants of numerous nutrients and contaminants within the environment. The oxidation and sorption capacity of Mn oxide phases, however, is highly…

The Physical and Chemical Properties of Exhaust Particulates Generated by New-Generation Engines

Lead Institution

University of Wisconsin, Madison

Principal Investigator

David Foster

Project type

Large-Scale EMSL Research

Customers and governments are demanding greater fuel efficiency in light duty engine applications. Since the majority of light duty engines in North America are fueled by gasoline, gasoline engine…

The Chemistry of Hanford Sediments Reacted with Simulated Tank Waste Leachates: High-Resolution 27Al MAS and MQMAS NMR Studies

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Karl Mueller

Project type

Large-Scale EMSL Research

At sites such as Hanford, a former US Department of Energy (DOE) plutonium production facility, caustic nuclear waste (containing Cs-137 and Sr-90) has leaked from underground waste storage tanks…

Adsorption of highly functional oxygenates on metal surfaces

Lead Institution

University of Colorado at Boulder

Principal Investigator

James Medlin

Project type

Large-Scale EMSL Research

This proposal is aimed at conducting computational studies to investigate the surface chemistry of functional alcohols on Pd(111) and related surfaces. Such alcohols are key intermediates in the…

Characterization of Energy Storage Systems Using In Situ and Ex Situ Nuclear Magnetic Resonance Spectroscopy

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Jian-zhi Hu

Project type

Large-Scale EMSL Research

Fundamental research in stationary battery has been limited and an in-situ NMR method to probe transient electrochemical reactions has yet to be developed. We propose to develop unique in situ NMR…

Correlated Structure and Dynamics of Ions and Water at Mineralogical Solid-Water Interfaces

Lead Institution

St. Mary's College of Maryland

Principal Investigator

Geoffrey Bowers

Project type

Large-Scale EMSL Research

The objective of this work is to gain new insight into fundamental processes that occur at solid-fluid interfaces by performing a detailed, molecular-scale study of cation and H2O behavior at…

W-band pulsed EPR: a) probing 17O ligands in the Mo(V) site of sulfite oxidases; b) ascertaining the long distance limit in Pulse Dipolar Spectroscopy of Gd(III) labeled macrobiomolecules.

Lead Institution

University of Arizona

Principal Investigator

John Enemark

Project type

Large-Scale EMSL Research

Abstract W-band pulsed EPR: a) probing 17O ligands in the Mo(V) site of sulfite oxidases; b) ascertaining the long distance limit in Pulse Dipolar Spectroscopy of Gd(III) labeled macrobiomolecules…

Double Heterojunction Organic Hybrid Electrodes and Interfacial Charge Transfer Characterizations Using Novel Optical Spectroscopy Techniques

Lead Institution

University of Alabama

Principal Investigator

Shanlin Pan

Project type

Large-Scale EMSL Research

Hybrid OPVs promise to be efficient and cheap devices to convert solar energy to electricity in comparison with their inorganic and organic counterparts. A hybrid OPV, however, has limited efficiency…

Use of High-Performance Parallel Computing for Large-scale, Fine-resolution analysis of 3D Transient Hydraulic Tomography

Lead Institution

University of Wisconsin, Madison

Principal Investigator

Michael Cardiff

Project type

Exploratory Research

A new type of aquifer-based experiment called Hydraulic Tomography (HT) records the 3-dimensional pressure response within an aquifer (recorded at isolated intervals within wellbores using e.g.,…

Chemical characterization of organic and biogenic atmospheric aerosol particles and their potential to initiate ice crystal formation

Lead Institution

State University of New York at Stony Brook

Principal Investigator

Daniel Knopf

Project type

Large-Scale EMSL Research

Atmospheric aerosol particles can affect the environment by changing the global radiative budget, increasing air pollution and impacting air quality with subsequent consequences for health related…

Vegetation Influences on Long-Term Carbon Stabilization in Soils: A Continuation of Previous Research

Lead Institution

Lawrence Berkeley National Laboratory

Principal Investigator

Margaret Torn

Project type

Large-Scale EMSL Research

This project is a continuation of our previous research that investigates the influence of vegetation on long-term carbon stabilization in soils using molecular level analysis. Previously, we have…

Critical interface properties of metalorganic species of technological and fundamental importance.

Lead Institution

Washington State University

Principal Investigator

Kerry Hipps

Project type

Large-Scale EMSL Research

This project focuses on in depth fundamental understanding of the interfaces of metalorganic films. As a model for porphyrins, phthalocyanines, and other technologically important metalorganics, we…

Solid state NMR investigations of phosphate sequestration by modified clays and inorganic (oxy) hydroxides

Lead Institution

University of Southern Denmark, Odense

Principal Investigator

Ulla Gro Nielsen

Project type

Large-Scale EMSL Research

Phosphate, which is extensively used as a fertilizer and a detergent additive, is leached into fresh water bodies causing algae bloom and subsequent oxygen deficiency, especially in lakes. Two of the…

Development of a systems-level model of cellular dynamics in response to different environmental conditions in cyanobacteria

Lead Institution

Purdue University

Principal Investigator

Louis Sherman

Project type

Large-Scale EMSL Research

This proposal will utilize a systems biology approach to develop a knowledgebase of the metabolic and regulatory networks that can ultimately be used for the photobiological production of advanced…

Internalization and Fate of Engineered Nanomaterials in Developing Zebrafish Embryos

Lead Institution

Oregon State University

Principal Investigator

Robert Tanguay

Project type

Large-Scale EMSL Research

The growing commerce in micro- and nanotechnology is expected to increase human exposure to submicrometer and nanoscale particles. Adverse effects of these particles on living systems have been…

Cellular Interactions and Fate of Engineered Nanomaterials in Alveolar Epithelial Cells at the Air-Liquid Interface

Lead Institution

Oregon State University

Principal Investigator

Bettye Maddux

Project type

Large-Scale EMSL Research

The growing commerce in micro- and nanotechnology is expected to increase human exposure to submicrometer and nanoscale particles. Adverse effects of these particles on living systems have been…

Correlative High-Resolution Imaging and Spectroscopy to Characterize the Structure and Biogeochemical Function of Microbial Biofilms

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Matthew Marshall

Project type

Exploratory Research

This proposal leverages knowledge and experience gained from DOE-funded research to elucidate the mechanisms involved in dissimilatory metal reduction, as well as, microscale imaging and analytical…

Nanoparticle design, synthesis and characterization for NIH Center Integrating Structure, Activity, Biokinetics and Response for Engineered Nanoparticle (ENP) Risk Assessment

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Donald Baer

Project type

Large-Scale EMSL Research

This work provides the essential materials science base for designing, synthesizing and delivering three types of nanoparticles for three mechanistic nanotoxicology related biological studies being…