Projects

Uranium Immobilization by Sulfate-Reducing Biofilms

Lead Institution

Washington State University

Principal Investigator

Haluk Beyenal

Project type

Exploratory Research

In our previous study (Beyenal et al., 2003) we have investigated uranium immobilization by sulfate reducing biofilms and found that sulfate reducing biofilms can successfully immobilize uranium for…

Hydrogen Storage (PNNL LDRD: Nanophase Mats & Cat for Hydrogen Storage)

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Thomas Autrey

Project type

Exploratory Research

We will be investigating catalysts used to control the selectivity of hydrogen storage materials

Proteomics of Filamentous Fungi

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Ellen Panisko

Project type

Exploratory Research

As part of the PNNL Biobased Products Initiative, an LDRD proposal entitled “Proteomics of Filamentous Fungi” was funded. In this proposal we outline a broad research plan across the sprectrum of…

Fate of nitrogen gas produced by denitrification during U and Tc bioreduction

Lead Institution

Oregon State University

Principal Investigator

Jonathan Istok

Project type

Exploratory Research

Uranium and technetium are common contaminants at DOE legacy waste sites. At the DOE?s Natural and Accelerated Bioremediation Research?s Field Research Center (FRC) at Oak Ridge National Laboratory,…

PNNL Facilities Master Plan

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Michael Perkins

Project type

Exploratory Research

This project is to support the laboratories effort in planning future facilities at PNNL. I will be developing several architectural renderings to be use in public relations and engineering…

Fundamental Studies of Oxygen Storage Materials (Chuck Peden's BES Project - 26104)

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Charles Peden

Project type

Exploratory Research

The goal of this research is to fill a gap in the fundamental understanding of catalyst activity and durability with respect to the transient NOx reduction performance of automotive catalytic…

Wildfire impacts on organic matter bioavailability and river corridor biogeochemistry

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Allison Myers-Pigg

Project type

Large-Scale EMSL Research

Disturbances can modify landscape hydrologic flows and alter the quantity and quality of organic matter delivered to rivers, thereby affecting the hydro-biogeochemistry of freshwater terrestrial…

Functional genomics of the root vascular system.

Lead Institution

University of Missouri - Columbia

Principal Investigator

Gary Stacey

Project type

Large-Scale EMSL Research

Nitrogen (N) management will be a critical feature for the production of bioenergy crops, which are likely to be grown on sub-optimal soils low in N content. One solution to these issues is to employ…

Identifying particulate organic matter in X-ray Computed Tomography images of soil aggregates with a deep learning approach.

Lead Institution

United States Department of Agriculture - Agricultural Research Service

Principal Investigator

Devin Rippner

Project type

Large-Scale EMSL Research

X-ray computed tomography (X-ray CT) allows for the visualization of the interior of objects that are opaque to visible light. Historically, X-ray CT has been widely used to identify pores and solids…

Incorporating hydrologic perturbation and microbial processes into carbon budgets from coastal wetland soils

Lead Institution

Colorado State University

Principal Investigator

Kelly Wrighton

Project type

Large-Scale EMSL Research

Despite their relatively small land coverage, wetlands represent the largest natural source of atmospheric methane, a potent greenhouse gas. However, variations in these wetland emission budgets are…

Reliable Computational Studies of the Role of Metal Dications in Organic Complexation and Mineral Formation and the Formation of Atmospheric Acid Gases

Lead Institution

University of Alabama

Principal Investigator

David Dixon

Project type

Large-Scale EMSL Research

The proposed research has two major components. The first component will be to study the interaction of metal dications with organic materials, which is very important in geochemical and…

Biogeochemical consequences of microbial trait tradeoffs under drought, wildfire, and nitrogen addition

Lead Institution

University of California, Irvine

Principal Investigator

Steven Allison

Project type

Large-Scale EMSL Research

Environmental perturbations such as drought, nitrogen deposition, and wildfire are becoming increasingly frequent and severe in the western United States. These disturbances are expected to alter…

Investigation of the Aerosol Impact on the Surface-Atmosphere Interactions

Lead Institution

Purdue University

Principal Investigator

Alexander Laskin

Project type

FICUS Research

This project will provide a physicochemical description of individual atmospheric particles collected in the SAIL experiment, where we will conduct systematic studies of composition and physical…

Chemical Imaging of Particles from TRACER field study

Lead Institution

Washington University in St. Louis

Principal Investigator

Rajan Chakrabarty

Project type

Large-Scale EMSL Research

This project will provide a physico-chemical description of individual atmospheric particles collected during the TRACER campaign, during which we will conduct systematic studies of composition and…

Understanding the genetic and structural bases of hornworts' carbon-concentrating mechanism

Lead Institution

Boyce Thompson Institute for Plant Research

Principal Investigator

Fay-Wei Li

Project type

Large-Scale EMSL Research

Photosynthesis is the source of energy for almost every life on earth. Through evolution, some organisms have evolved ingenious ways to make photosynthesis much better than others - learning how they…

The effect of acyclic terpene emissions on secondary organic aerosol properties

Lead Institution

University of California, Irvine

Principal Investigator

Celia Faiola

Project type

Large-Scale EMSL Research

Acyclic terpenes are commonly emitted by plants, and have frequently been linked to plant stress volatile emissions. These compounds are more reactive than the more commonly studied cyclic terpenes…

Comparative Systems Analysis of Bioenergy Grass Internode Development for Biofuel Production in Marginal Environments

Lead Institution

Washington State University

Principal Investigator

Andrii Smertenko

Project type

Large-Scale EMSL Research

Grass internodes are the primary source of lignocellulosic biomass. However, despite extensive research on internode biology, our ability to model and manipulate the internode growth to improve…

Bacterial 'cell-cell talk' in complex microbial communities: identifying diverse and novel quorum sensing signals in extreme environments

Lead Institution

University of South Carolina

Principal Investigator

Alan Decho

Project type

Large-Scale EMSL Research

Microbes communicate using quorum sensing (QS), a type of cell-cell signaling that occurs within and among species of microbes, and even between kingdoms, to synchronize their gene expression and…

Investigation of Organic Matter Interactions at Geologically Relevant Mineral Interfaces and Metal Cations

Lead Institution

Michigan State University

Principal Investigator

Narasimhan Loganathan

Project type

Large-Scale EMSL Research

Clays are porous materials with large surface areas that are very abundant in in the earth's crust. Many geochemical processes including environmental transport of naturally occurring and…

Advancing micromodel and imaging capability to detect hotspots in the hyporheic zone

Lead Institution

Boise State University

Principal Investigator

Kevin Roche

Project type

Large-Scale EMSL Research

Many microbially-driven reactions in groundwater only occur when dissolved oxygen concentrations are sufficiently low. In shallow, oxygen-rich groundwater systems like the hyporheic zone, microzones…