Projects

Magnetic and transport studies of Co doped TiO2 thin films

Lead Institution

Boise State University

Principal Investigator

Alex Punnoose

Project type

Exploratory Research

Thin films of Co doped TiO2 will be prepared using the MBE and sputter deposition facilities available at PNNL. The magnetic and transport properties of the samples will then be investigated using a…

Composition characterization of ZnO:Cr & ZnO:Co

Lead Institution

University of Washington

Principal Investigator

Bradley Roberts

Project type

Exploratory Research

Thin film samples of ZnO:Cr and ZnO:Co have been grown via the co-sputtering method. Our initial magnetic measurements indicate that ZnO:Cr is ferromagnetic up to and above room temperature which is…

Model Development on Using Clay Membranes for Arsenic Removal from Drinking Water

Lead Institution

University of Missouri - Columbia

Principal Investigator

Baolin Deng

Project type

Exploratory Research

The ability of fine-grained clay minerals to act as semi-permeable membranes and restrict the passage of dissolved solutes is well documented. This unique property of clay, often referred to more…

Model Development on Using Clay Membranes for Arsenic Removal from Drinking Water

Lead Institution

University of Missouri - Columbia

Principal Investigator

Baolin Deng

Project type

Exploratory Research

Use of clay membranes for arsenic removal from drinking water has been explored at the University of Missouri-Columbia, supported by a CAREER grant from the National Science Foundation. Arsenic is a…

MBE growth of epitaxial anatase TiO2 (001) on STO(001) on Si(001) and characterization of TiO2 films

Lead Institution

University of Washington

Principal Investigator

Kelli Griffin

Project type

Exploratory Research

The proposed visit to the EMSL facilities at PNNL is for the observation of the oxygen plasma assisted molecular beam epitaxy (OPA-MBE) deposition process of epitaxially grown anatase TiO2 on SrTiO3…

Fabrication and Characterization of Functional Nanostructured Materials

Lead Institution

University of California, San Diego

Principal Investigator

Sungho Jin

Project type

Exploratory Research

Recent years have witnessed the rapid progress in the fabrication of functional nanostructured materials. We have succeeded in making a variety of nanomaterials including nanoparticles, multiwalled…

Fabrication and Characterization of Carbon Nanotube-based Composites

Lead Institution

University of California, San Diego

Principal Investigator

Sungho Jin

Project type

Exploratory Research

Recent years have witnessed the rapid progress in the fabrication of functional nanostructured materials. We have succeeded in making a variety of nanomaterials including nanoparticles, multiwalled…

Second Harmonic Generation from Organic Water/Air Interfaces

Lead Institution

University of Colorado

Principal Investigator

Alan Maccarone

Project type

Exploratory Research

Investigate the formation of organic radicals following ozonation of long chain hydrocarbons.

Determining Protein Interactions Involving Essential Genes of Unknown Function

Lead Institution

University of Delaware

Principal Investigator

Mark Blenner

Project type

Exploratory Research

The DOE's goal of advancing biological and environmental research for the development of renewable and sustainable sources of biofuels and bio-based chemicals from biomass relies on our ability…

Protemic Analysis of Naturally Ocurring Methane Oxidizing Archaeal Communities

Lead Institution

Massachusetts Institute of Technology

Principal Investigator

Edward DeLong

Project type

Exploratory Research

Microbial mediated anaerobic methane oxidation (AOM) in marine sediments represents a significant but poorly understood carbon sink throughout the world's oceans. Mounting geochemical and…

The composition, transport, and fate of soil organic matter and pyrogenic carbon after prescribed burning

Lead Institution

University of Georgia

Principal Investigator

Rebecca Abney

Project type

Exploratory Research

Prescribed burning has exponentially increased in the United States over the past five years due to growing research into its use for land management and recent changes in legislation. While the…

Synthesis and Characterization at Atomic Level of Novel Nanocrystalline Metal Oxide Structures

Lead Institution

Nanjing Normal University

Principal Investigator

Zhongqing Yu

Project type

Exploratory Research

This project will focus on two objectives: 1) controllable formation of cooper oxide (Cu2O) quantum dots (QD) using oxygen plasma assisted molecular beam epitaxy (OPA MBE); 2) analysis of grown…

Characterizing the impact of soil phosphorus on soil organic matter stabilization

Lead Institution

Ohio University

Principal Investigator

Jared DeForest

Project type

Exploratory Research

Phosphorus (P) is an essential nutrient for life, but its role in mediating important biogeochemical cycles is often overlooked or misunderstood due to the emphasis on carbon (C) and nitrogen (N)…

Biomolecular linkages between detrital inputs and soil organic matter decomposition across temperate forest regions

Lead Institution

Oregon State University

Principal Investigator

Kate Lajtha

Project type

Exploratory Research

Limited knowledge of the molecular mechanisms behind soil organic matter (SOM) stabilization and destabilization processes impedes improving models of earth systems and global carbon dynamics, as…

Single-Particle Microscopy of Arctic Atmospheric Particles

Lead Institution

University of Michigan

Principal Investigator

Kerri Pratt

Project type

Exploratory Research

Single-particle microscopy will be used to characterize the chemical composition of individual Arctic atmospheric particles collected during two Department of Energy Atmospheric Radiation Measurement…

Deciphering histone codes underlying diurnal and cell cycle state transitions in Chlamydomonas

Lead Institution

Donald Danforth Plant Science Center

Principal Investigator

James Umen

Project type

Exploratory Research

The long-term goal of this project is to understand the dynamic genetic programming which underlies cell growth and proliferation in green algae. Proliferating microalgae in a diurnal environment are…

Understanding the role of ice nucleating particles for heterogeneous ice formation in atmospheric clouds

Lead Institution

Colgate University

Principal Investigator

Eric Muller

Project type

Exploratory Research

Atmospheric ice nucleation affects cloud radiative properties, lifetime and precipitation behavior with far-reaching implications for global climate. While homogeneous freezing of water droplets only…

Spotlight on microbial interactions leading to biofouling of landfill methane collection systems

Lead Institution

University of Waterloo

Principal Investigator

Laura Hug

Project type

Exploratory Research

Biofilm is the dominant life strategy for microorganisms in environments from pristine aquifers to engineered systems. Biofilm provides structure, protection, and an opportunity for tightly-knit…

Dissecting the central metabolic network of Aspergillus niger during growth on plant biomass

Lead Institution

Westerdijk Fungal Biodiversity Institute

Principal Investigator

Ronald de Vries

Project type

Exploratory Research

Sugar conversion through central carbon catabolism in filamentous fungi is a complex progress that involves many pathways. Using the high quality manually curated genome sequence of Aspergillus niger…

Exploratory study to determine the spatial and temporal transcriptional landscape of the Sorghum bicolor stem

Lead Institution

University of Illinois at Urbana-Champaign

Principal Investigator

Amy Marshall-Colon

Project type

Exploratory Research

Sorghum bicolor is an important bioenergy crop because it has high nutrient and water use efficiency, and produces a large quantity of biomass that can be processed into ethanol for biofuels. Many…