Projects

An integrated 'omics approach for a systems-level understanding of the metabolic dynamics during fungal biomass degradation

Lead Institution

Technische Universität München

Principal Investigator

J. Philipp Benz

Project type

Large-Scale EMSL Research

The utilization of plant biomass by filamentous fungi requires the orchestrated production and secretion of hydrolytic enzymes, followed by transport and intracellular utilization of plant cell wall…

Biogeochemical and genomic determinants of methane cycling in freshwater wetland sediments

Lead Institution

Colorado State University

Principal Investigator

Kelly Wrighton

Project type

Large-Scale EMSL Research

Terrestrial freshwater wetlands are carbon rich environments that play a significant role in the global release of methane to the atmosphere. Our research provides an understanding of how methane…

Functional investigations of cell wall alterations in chemical-evolved E. coli strains

Lead Institution

Technical University of Denmark

Principal Investigator

Rebecca Lennen

Project type

Large-Scale EMSL Research

One of the largest barriers to achieving economical bio-based production of bulk chemicals such as biofuels and polymer precursors is poor tolerance of microbial production hosts toward high…

Microbial controls on climate active trace gas cycling in forest soil ecosystems

Lead Institution

University of British Columbia

Principal Investigator

Steven Hallam

Project type

Large-Scale EMSL Research

Globally, soils store more than double the C in the planet’s atmosphere, and three times the C in aboveground biomass. This large carbon reservoir, stored as soil organic matter (SOM), can be…

Analysis of Mixing States and Morphology of Individual Particles for Improved Representation in Atmospheric Models

Lead Institution

Sonoma Technology

Principal Investigator

Ryan Moffet

Project type

Large-Scale EMSL Research

Atmospheric aerosols affect the climate directly by absorbing and scattering radiation and indirectly by impacting the properties and lifetimes of clouds. Aerosol processes, such as wet removal,…

Ice Nucleation from Fertile Soils: the Role of Organic and Biological Matter

Lead Institution

Georgia Institute of Technology

Principal Investigator

Athanasios Nenes

Project type

Large-Scale EMSL Research

Quantifying aerosol impacts on clouds, precipitation and climate however is very uncertain and strongly impacts assessments of future climate. This large predictive uncertainty in part originates…

Metabolomics of tropical forest soils and changes in response to nitrogen deposition.

Lead Institution

Centro de Investigacion Ecologica y Aplicaciones Forestales (CREAF)

Principal Investigator

Josep Penuelas

Project type

Large-Scale EMSL Research

Tropical forests play a key role for mitigating climate change threats by sequestring anthropogenic carbon and are one of the most sensitive systems for global change scenarios. P is very limited in…

First-principle Studies of Environmental Chemistry

Lead Institution

Los Alamos National Laboratory

Principal Investigator

Enrique Batista

Project type

Large-Scale EMSL Research

The overarching theme of this proposal is the study of chemical interactions in problems of environmental interest. We request supercomputing support from EMSL for two projects focusing on…

Biosystems Analysis for Determining the Impact of Nutrient Uptake on Autotroph-Heterotroph Interactions within Cyanobacterial Consortia

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Stephen Callister

Project type

Large-Scale EMSL Research

The exchange of carbon and other nutrients between microorganisms is a key factor in the establishment of microbial interactions and trophic levels. Depending upon the nutrient, the establishment of…

Understand the Structure Evolution and Solid-Liquid Interface of Electrode Materials in Advanced Li-/Na-ion Batteries and the Effect on Battery Performance

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Xiaolin Li

Project type

Large-Scale EMSL Research

The overall goal of this proposal is to investigate the structure evolution and solid-liquid interface of advanced battery materials by integrated ex-situ or in-situ characterization and theoretical…

Uraninite oxidative dissolution at under slightly acidic conditions relevant to the Savannah River Site subsurface: microfluidic and spectroscopic studies

Lead Institution

Clemson University

Principal Investigator

Brian Powell

Project type

Large-Scale EMSL Research

The objective of this work is to utilize the micromodels from EMSL’s Subsurface Flow and Transport Laboratory to evaluate the rate and extent of reductive precipitation and subsequent oxidative…

Uncovering the Physico-Chemical Rules Of Assembly in Grass Cell Wall Architecture that Lead to Enzymatic Recalcitrance via Multi-Dimensional Solid State Nuclear Magnetic Resonance

Lead Institution

Pennsylvania State University

Principal Investigator

Daniel Cosgrove

Project type

Large-Scale EMSL Research

Advanced solid state (ss) NMR methods will be used to elucidate the architecture and arrangement of grass plant cell walls. Our understanding of physical interactions in intact cell walls between…

Atmospheric Brown Carbon Production: Cloud Chamber Experiments on Methylglyoxal, Methylamine, and Ammonium Sulfate Seed Particles in the Presence of Sunlight and Oxidants

Lead Institution

University of San Diego

Principal Investigator

David De Haan

Project type

Large-Scale EMSL Research

The goal of this project is to characterize atmospheric brown carbon production during cloud processing through CESAM cloud/smog chamber simulations involving methylglyoxal, amines, and ammonium…

In-situ TEM Investigation of All-Solid-State Battery Electrodes with Atomic Layer Deposited Interfacial Layers

Lead Institution

University of Michigan

Principal Investigator

Neil Dasgupta

Project type

Large-Scale EMSL Research

The objective of the proposed work is to investigate interfacial phenomena that occur in all-solid-state batteries through in situ transmission electron microscopy (TEM) observations under applied…

Spatial Organization of Methane Oxidation: Rediscovering Fundamentals

Lead Institution

San Diego State University

Principal Investigator

Marina Kalyuzhnaya

Project type

Large-Scale EMSL Research

We rarely think about prokaryotic metabolism as a highly structured system with function-dedicated compartments. It is becoming more apparent that a bag-like representation of microbial metabolism is…

Toward an Improved Understanding of Multiphase Reactions Occurring on Mineral and Soil Dust Aerosol Surfaces

Lead Institution

Indiana University - Bloomington

Principal Investigator

Jonathan Raff

Project type

Large-Scale EMSL Research

Aerosols derived from wind-blown soil represent a significant component of the global aerosol budget that has a large, but uncertain effect on Earth’s climate. These particles are comprised of…

Identification of Protein Redox 'Switches' for Optimized Bioenergy Production in a Purple Nonsulfur Photosynthetic Bacterium

Lead Institution

University of Washington

Principal Investigator

Caroline Harwood

Project type

Large-Scale EMSL Research

Cysteine residues act as thiol-mediated molecular switches that play an important role in redox regulation. Here we propose to use thiol-reactive redox probes for in vivo labeling and identification…

In situ Solid-State NMR/Computational Study of Carbohydrate-Based Biomass Conversion in Porous Catalysts

Lead Institution

University of California, Santa Barbara

Principal Investigator

Susannah Scott

Project type

Large-Scale EMSL Research

Carbohydrate-based biomass is a renewable alternative to fossil fuels for the production of energy-dense, liquid carbon-based chemicals and fuels. Large-scale applications for biomass-derived…

Time-dependent Nonadiabatic Investigations on the Photo-generated Carrier Dynamics at TiO2/molecule Interfaces

Lead Institution

University of Pittsburgh

Principal Investigator

Hrvoje Petek

Project type

Large-Scale EMSL Research

Band gap excitation of TiO2 instigates photocatalytic reactions. In the presence of molecular adsorbates the generated holes and electrons act as the reactants in the oxidation and reduction…

Understanding the speciation and redox behavior of technetium in high ionic strength complex media

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Tatiana Levitskaia

Project type

Large-Scale EMSL Research

One of the DOE-EM current challenges is to meet regulatory requirements for near term disposal of technetium-99 (Tc), one of the most important performance assessment risk contributors during long…