Bruce Arey

Molecularly Organized Nanostructural Materials (Greg Exarhos's BES Project - 12152)

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Yongsoon Shin

Project type

Exploratory Research

Molecularly Organized Nanostructural Materials - Materials synthesis approaches are designed to achieve targeted nanoarchitectures through control of chemical reactivity at interfaces. Molecular…

Biological Templates f or Synthesis of Ordered Ceramic Nanostructures

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Yongsoon Shin

Project type

Large-Scale EMSL Research

The synthesis of nano-architectured materials continues to be an evolving research area in nanoscience and nanotechnology because structural complexity enables often unexpected physical and chemical…

Role of Microenvironments and Transition Zones in Subsurface Reactive Contaminant Transport

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

James McKinley

Project type

Exploratory Research

The PNNL Scientific Focus Area (SFA) will resolve critical Hanford and basic subsurface science issues through integrated, multi-disciplinary, science-theme focused research on the role of…

Biomineralization and Biosequestration Mechanisms at Life's Upper Temperatures: A Reappraisal using Novel CryoEM Techniques

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Sherry Cady

Though microbes can indirectly and metabolically transform, sequester, and transport (i) ions, (ii) organic and inorganic complexes, and (iii) precipitates via a wide range of mechanisms,…

Performance Prediction and Process Attribution for Additive Manufacturing

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Christopher Barrett

The proposed work seeks to develop a modeling-prescribed measurement strategy to generate the data necessary to build a finite element model from which an additively manufactured objects’ performance…

Low temperature Si device fabrication

Lead Institution

University of Washington

Principal Investigator

Scott Dunham

Project type

Exploratory Research

There is a demand for high performance semiconductor devices which are thin and flexible, for applications where high frequency operation, light weight, and conforming to a curved surface is…

Adhesion of Polymer Spheres to Modified Natural Fibers

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

James Holbery

Project type

Large-Scale EMSL Research

The technical motivation of the research is to advance current capabilities in natural fiber surface chemistry to develop modification processes that simultaneously displace water within the fiber…

Site-Specific Sample Preparation of Surfaces and Buried Interfaces
for TEM and Atom Probe Analysis

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Matthew Olszta

Project type

Large-Scale EMSL Research

Technique development of methods for preparing cross-sectional TEM samples and atom-probe needle samples with the new dual-beam FIB instrument is proposed. Prior experience in FIB sample preparation…

RE-free Phosphors for Lighting Applications

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Carlos Fernandez

Nitrides and oxynitrides have attracted significant attention in recent years because of their remarkable (thermal and chemical) stability, good fracture toughness while exhibiting unusual…

Performance Prediction and Process Attribution for Additive Manufacturing

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Christopher Barrett

The proposed work seeks to develop a modeling-prescribed measurement strategy to generate the data necessary to build a finite element model from which an additively manufactured objects’ performance…

Norovirus TEM proposal, Straub

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Timothy Straub

Project type

Exploratory Research

Human noroviruses are thought to be the leading cause of non-bacterial gastroenteritis throughout the world. Recent data suggests that the viruse is undergoing mutation leading to increased virulence…

Investigation of Arsenic and Lead Migration at Former Phosphate Fertilizer Plants

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Kirk Cantrell

Project type

Exploratory Research

Battelle is conducting ongoing geochemical investigations of arsenic and lead migration at a number of former phosphate fertilizer plant sites located in the Southeastern U.S. Field and laboratory…

Pacific Northwest National Laboratory's Technology Assistance Program

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Gary Spanner

Project type

Exploratory Research

The Energy Policy Act of 2005 mandates that the United States' national laboratories offer technology assistance to small businesses. The Technology Assistance Program (TAP) operated by the…

Atomic Level Investigation of the Phase Stability of Transition Metal Surfaces Under Reactive Environment

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Libor Kovarik

Atomic level understanding of transition metal surfaces (in particular the surfaces of metal nano-particles) is critical for developing a structure-property relationship in a range of scientific…

Computational Investigation of Acid Base, Surface Complexation, and Oxidation/Reduction Reaction Mechanisms on Iron Oxide and Iron Silicate Surfaces (Felmy Rustad BES, PNNL SCOPE #22130).

Lead Institution

Washington State University

Principal Investigator

Andrew Felmy

Project type

Exploratory Research

This project is directed at providing a molecular scale understanding of surface complexation reactions occurring at oxide, oxyhydroxide, and silicate mineral surfaces through the use of molecular…

Host Cell Interactions with Human Infectious Diseases, Straub

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Timothy Straub

Project type

Large-Scale EMSL Research

Pathogenesis is a complex biological process between the human host and the infectious disease agent. In our previous successful collaboration with EMSL scientists (EMSL Project 16297), which lead…

Reductive Transformation of Iron Oxides: Coupled Solution and Solid-State Pathways

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Kevin Rosso

Project type

Large-Scale EMSL Research

Reductive transformation of Fe(III)-oxides such as &#61537; Fe2O3 (hematite) by aqueous dissolution / re precipitation is a central part of the natural biogeochemical iron cycle in the…

The Role of Interfacial Processes on Mineral Transformations in Wet Supercritical CO2

Lead Institution

Washington State University

Principal Investigator

Andrew Felmy

Project type

Large-Scale EMSL Research

We propose a comprehensive experimental and theoretical investigation of the role of interfacial water and CO2 on the energies, mechanisms, and rates of reactivity of a series of orthosilicate and…

Role of Microenvironments and Transition Zones in Subsurface Reactive Contaminant Transport

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

James McKinley

This is a renewal proposal for a previous collaborative effort between the PNNL Scientific Focus Area (SFA) and EMSL. The research proposed will resolve critical Hanford and basic subsurface science…

catalyst & support characterization

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Robert Disselkamp

Determine BET specific surface area, as well as chemisorption-analyzed specific areas of catalysts. SEM and/or TEM imaging of catalysts will also be performed. Collect infrared/optical/UV/x-ray…

Rhenium and Technetium Uptake by Iron-Based Materials

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Kenneth Krupka

Project type

Exploratory Research

PNNL is studying uptake of contaminants in corrosion products that will occur after breach of nuclear waste packages for conditions associated with DOE’s Yucca Mountain geologic repository program. …

Microscale and spectroscopic investigations in geochemical and microbiological systems

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

John Zachara

Project type

Large-Scale EMSL Research

Apply experimental manipulation and field investigations to understanding the behavior of selected chemical and microbial components in natural systems. The research is targeted towards compounds…

57Fe-Mossbauer studies of sediment cores from Integrated Field-Scale Subsurface Research Challenge Site at Rifle, Colorado

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Ravi Kukkadapu

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

Understanding Thermal Aluminum Grain Deposition using the Helium Ion Microscopy

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Bruce Arey

Collaboration work with Sandia National Laboratory using the Helium Ion Microscopy. Group from Sandia will visit EMSL in May and June to explore the capabilities that the Helium Ion scope (HeIM) can…

Characterization of Coupled Hydrologic-Biogeochemical Processes Using Geophysical Data

Lead Institution

Lawrence Berkeley National Laboratory

Principal Investigator

Kenneth Williams

Project type

Exploratory Research

This is a DOE EMSP-funded project looking at metals sequestration in dynamic flow sediment columns using stimulated sulfate reducing microorganisms. One critical aspect of the project involves…

Electron microscopy imaging of cyanobacteria Synechcystis sp.

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Alice Dohnalkova

Project type

Grand Challenge

As a part of Grand Challenges in Membrane biology, Synechocystis sp. will be investigated in regards of cell morphology and elemental analysis of minerals associated with their outer and inner…

Site-Specific Sample Preparation of Surfaces and Buried Interfaces
for TEM and Atom Probe Analysis

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Larry Thomas

Project type

Capability Research

Technique development of methods for preparing cross-sectional TEM samples and atom-probe needle samples with the new dual-beam FIB instrument is proposed. Prior experience in FIB sample preparation…

Role of Microenvironments and Transition Zones in Field scale microbial ecology and biogeochemistry

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

James McKinley

Project type

Exploratory Research

This is a renewal proposal for a previous collaborative effort between the PNNL Scientific Focus Area (SFA) and EMSL. The research proposed will resolve critical Hanford and basic subsurface science…

Biomineralization and Biosequestration Mechanisms at Life's Upper Temperatures: A Reappraisal using Novel CryoEM Techniques

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Sherry Cady

Though microbes can indirectly and metabolically transform, sequester, and transport (i) ions, (ii) organic and inorganic complexes, and (iii) precipitates via a wide range of mechanisms,…

Surface Characterization of Calcium Phosphates

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Wendy Shaw

Project type

Exploratory Research

Determination of calcium phosphate phases are important in many biomineralization processes from nucleation to growth to inhibition. The factors controlling phase in materials development are…

Characterization of tungsten carbide synthesized by controlled template method

Lead Institution

Ulsan National Institute of Science and Technology

Principal Investigator

Ja Hun Kwak

Project type

Exploratory Research

High purity tungsten carbide materials with high surface area and porosity can provide technically and economically attractive alternates for platinum in an electrocatalysis. We are developing novel…

Three-Dimensional Structural Analysis of Altered Micas by Ion Beam/Scanning Electron Microscopy (FIB/SEM Dual Beam), µ-X-ray Diffraction, and Transmission Electron Microscopy

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Bruce Arey

Micaceous minerals such as biotite [K(Mg,Fe)3AlSi¬O10(F,OH)2] and muscovite [KAl2(AlSi3O10)(F,OH)2] are ubiquitous components of detrital sediments, including the soils at the Hanford Site in…

Role of Microenvironments and Transition Zones in Field Scale Microbial Ecology and Biogeochemistry

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

James McKinley

Project type

Limited Scope

This is a renewal proposal for a previous collaborative effort between the PNNL Scientific Focus Area (SFA) and EMSL. The research proposed will resolve critical Hanford and basic subsurface science…

Hydro-Biogeochemical Process Dynamics in the Groundwater-Surface Water Interaction Zone

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

John Zachara

This is a renewal proposal for a previous collaborative effort between the PNNL Scientific Focus Area (SFA) and EMSL.PNNL Scientific Focus Area. The PNNL SFA will develop a predictive understanding…

Structure and property tailoring of metal nanoparticles dispersed in dielectrics by high energy ion implantation

Lead Institution

University of Tennessee

Principal Investigator

Gerd Duscher

Project type

Exploratory Research

High energy ion beam will be used to tailor structure of metal nanoparticles dispersed in dielectric medium. The typical examples are Au, Fe, Co, and Cr implanted into SrTiO3, MgO, TiO2. The…

Ecophysiological Investigation of Cyanobacteria using Controlled Cultivation

Lead Institution

J. Craig Venter Institute

Principal Investigator

Yuri Gorby

Project type

Grand Challenge

This project targets the development and operation of a fully instrumented photobioreactor that will serve to cultivate Cyanobacteria under well defined and controlled conditions. This capability…

In-situ electron microscopy and spectroscopy studies of interfaces in advanced Li-ion batteries under dynamic operation conditions

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Chongmin Wang

Repeated charging and discharging of the Li-ion battery induces microstructural evolutions both at the interface between the electrolyte and the electrode and within the electrode (active materials)…

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…

Rhizosphere Underground:
Unraveling the Role of Microbes in Stabilizing Carbon Pools in Soils

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Alice Dohnalkova

Microorganisms are fundamental to biogeochemical cycling, as microbial metabolism significantly contributes to the regulation of terrestrial carbon and nitrogen cycling. However, the impact of the…

Mesopore uniformity and hydrothermal stability of silica thin films for high permeabilty applications

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Xiaohong Li

Project type

Exploratory Research

Thin film OMSs were prepared using several organic templates that provide a range of ordering in the films. Results indicate that ordered mesoporous domains within the film promote uniformly thicker…

SEM-EDS Elemental Mapping of Weymouth Soils

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Kirk Cantrell

Project type

Exploratory Research

During operation of the former Weymouth phosphate fertilizer plant, sulfuric acid was produced to dissolve phosphate ore. The sulfuric acid was produced from Fe sulfide ore which was composed…

Functional Materials for Separation and Sensing

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Jay Grate

Project type

Large-Scale EMSL Research

A large number of mission areas of the US. DOE demand functional materials that will meet the operational requirements of targeted applications. Indeed, innovative solutions to pressing national…

The Role of Microenvironments and Physicochemical Subsurface Components on Field Scale Biogeochemistry and Contaminant Mobility

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

James McKinley

Project type

Exploratory Research

This is a renewal proposal for a previous collaborative effort between the PNNL Scientific Focus Area (SFA) and EMSL. The research proposed will resolve critical Hanford and basic subsurface science…

Use of a Focused Ion Beam for Support of LDRD on Subsampling Radioactive Materials

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Dallas Reilly

PNNL boasts state-of-the-art research capabilities, which are often underutilized on highly radioactive samples due to non-dispersion requirements and limits on sample quantity that can enter…

Evaporative Co-deposition of Fluoride Materials

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Dean Matson

Project type

Exploratory Research

Electron-beam evaporation will be used to co-deposit calcium fluoride and europium fluoride in varying proportions for application in the formation of scintillator films. The project will involve…

Determination of Cr and O diffusion coefficients in (Co,Mn)3O4 coatings for IT-SOFC Steel Interconnects

Lead Institution

Montana State University

Principal Investigator

Richard Smith

Project type

Large-Scale EMSL Research

The long term performance and performance stability of the intermediate temperature solid oxide fuel cells (IT-SOFC) are closely connected to the corrosion resistance and thermal stability of the…

Advanced microstructural analysis of environmental degradation using site-specific transmission electron microscopy and atom-probe tomography

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Daniel Schreiber

Project type

Exploratory Research

Environmental degradation of Ni-based alloys continues to be a major problem in high-temperature water environments such as those found in nuclear reactors and steam generators. Despite several…

Carbon, Oxide, Metal Sequestration Mechanisms of Hot Springs Microbial Communities: Establishing a Technical Platform for Chemical Imaging Investigation

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Sherry Cady

Though microbes can indirectly and metabolically transform, sequester, and transport (i) ions, (ii) organic and inorganic complexes, and (iii) precipitates via a wide range of mechanisms,…

Routine SEM analysis of lysed Bacillus spores

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Cindy Bruckner-Lea

Project type

Exploratory Research

The research included in this proposal involves the routine SEM analysis of Bacillus thuringiensis and Bacillus atrophaeus spores. SEM analysis will allow us to determine the extent of physical…

Microscopic analysis of carbon-based nanomaterials

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Yongsoon Shin

Project type

Exploratory Research

We are synthesizing nanostructured carbon-based materials from different carbohydrate precursors, such as glucose, fructose, and their derivatives. Functional carbon spheres with core-shell…

Projects