Projects

First principles investigations on the coupling of polaron and excited carrier dynamics at TiO2/molecule interface

Lead Institution

University of Pittsburgh

Principal Investigator

Hrvoje Petek

Project type

Large-Scale EMSL Research

We propose to perform computational studies of the structure and dynamics of polarons in TiO2 and related materials. The nature of charge carriers in photocatalytic semiconductors is crucial to their…

Comprehensive Characterization of the Cellulosomes from Anaerobic Gut Fungi

Lead Institution

University of California, Santa Barbara

Principal Investigator

Michelle O'Malley

Project type

Large-Scale EMSL Research

This proposal seeks use of EMSL resources to characterize the secreted, multi-enzyme cellulosomes that originate from anaerobic gut fungi. Cellulosomes enable anaerobic fungi to tether different…

Improving the accuracy and reliability of Earth system reconstructions by quantifying mechanisms that modulate sub-micron heterogeneity in marine calcifiers

Lead Institution

Oregon State University

Principal Investigator

Jennifer Fehrenbacher

Project type

Large-Scale EMSL Research

Reconstructions of Earth's biogeochemical history, the interactions between the ocean, atmosphere, and global environmental conditions, are commonly based on reconstructions generated using…

Developing a Modular Scaffold to Drive the Symmetric Assembly of Cellular Proteins for Single Particle Cryo-EM Imaging

Lead Institution

University of California, Los Angeles

Principal Investigator

Todd Yeates

Project type

Large-Scale EMSL Research

High resolution structural studies can provide exceptionally valuable information on the workings of cellular components and molecular machines, many of which play critical roles in biological energy…

The Transformation of Tetrahedral to Octahedral Coordination in Anions of Interest in High-Level Tank Waste

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Jian-zhi Hu

Project type

Large-Scale EMSL Research

We propose to use nuclear magnetic resonance (NMR), Raman and Fourier transform-infrared (FT-IR) spectroscopy in combination with computational modeling to study the conversion of soluble tetrahedral…

System Approaches to Study Soybean Root Biology at Single-Cell Resolution

Lead Institution

University of Missouri - Columbia

Principal Investigator

Gary Stacey

Project type

Large-Scale EMSL Research

The long-term goal of this project is to further basic understanding of the agronomically important Bradyrhizobium japonicum-soybean nitrogen fixing symbiosis. Soybeans are the major source of…

Implications of U(IV)-silicate core-shell colloids for radionuclide transport

Lead Institution

University of Manchester

Principal Investigator

Samuel Shaw

Project type

Large-Scale EMSL Research

Here we will use a range of techniques to advance fundamental and predictive understanding of uranium colloids in the subsurface environment. Recent work has highlighted that U(IV)-silicate colloids…

Characterizing the functional transition of endophytic fungi during plant senescence

Lead Institution

University of California, Santa Barbara

Principal Investigator

Ryoko Oono

Project type

Large-Scale EMSL Research

Decomposition of leaf litter by a diverse microbial community is a major biogeochemical process in the global carbon cycle. Fungi are considered the primary decomposers of plant litter, especially of…

Wet Non-Aqueous Supercritical Fluid Interactions with Densified Model Rock Materials

Lead Institution

St. Mary's College of Maryland

Principal Investigator

Geoffrey Bowers

Project type

Large-Scale EMSL Research

Our research program investigates the fundamental molecular-scale dynamics, energetics, and reactivity of geochemically relevant solid-fluid interfaces by integrating experimental spectroscopy and…

Fluxomics-based elucidation of metabolic remodeling and optimization strategies for enhancing bioproduction efficiency in microbial factories under selection pressure

Lead Institution

University of Maryland, College Park

Principal Investigator

Daniel Dwyer

Project type

Large-Scale EMSL Research

Well characterized bacterial models such as Escherichia coli are ubiquitously used as microbial factories in the commercial production of biofuels and bioproducts. The increasingly optimized…

The persistence of soil organic carbon in the mineralosphere as a function of the soil microbiome, proteome, and exometabolome

Lead Institution

University of California, Berkeley

Principal Investigator

Mary Firestone

Project type

Large-Scale EMSL Research

Soils store more carbon (C) than the atmosphere and biosphere combined, yet the fundamental mechanisms that regulate the persistence of this vast pool of C remain elusive. Soil organic matter (SOM)…

Stabilization of organic carbon by complexation with iron colloids formed during biogeochemical weathering of basalt

Lead Institution

University of Arizona

Principal Investigator

Jon Chorover

Project type

Large-Scale EMSL Research

This project is part of a larger, multi-year effort to evaluate the development of spatial and temporal heterogeneity as a result of microbial colonization and biogeochemical weathering of granular…

Plant Stress in a Changing Environment: Using Plant Metabolomics to Improve Predictions of Biogenic Secondary Organic Aerosol Production

Lead Institution

University of California, Irvine

Principal Investigator

Celia Faiola

Project type

Large-Scale EMSL Research

This research addresses a critical barrier in our understanding of the processes controlling biogenic secondary organic aerosol formation (SOA), and how they are evolving in a changing environment…

Identifying the source of ice nucleating particles in biomass burning aerosol, and the effect of chemical aging and freeze-drying on their freezing properties

Lead Institution

Carnegie Mellon University

Principal Investigator

Ryan Sullivan

Project type

Large-Scale EMSL Research

The nanoscale surface features that create efficient ice active sites on atmospheric particles that control heterogeneous ice nucleation remain largely unknown. Cloud glaciation induced by these ice…

Heterogeneous catalysts design for biorefining and energy conversion processes

Lead Institution

University of South Carolina

Principal Investigator

Andreas Heyden

Project type

Large-Scale EMSL Research

The overall goal of this project is to develop, implement, and apply a set of computational, multiscale techniques for heterogeneous catalysts design with special emphasis on the EMSL theme, &quot…

Organic N Turnover in Soil: An Overlooked Component of C Cycling

Lead Institution

Oregon State University

Principal Investigator

David Myrold

Project type

Large-Scale EMSL Research

It is now generally accepted that most of the organic matter in soils consists of materials that have been processed by the microbial community. Indeed, "necromass"--the remains of dead…

State-of-the-Art Computational Investigations of Environmentally Relevant Uranyl Peroxide Compounds and Nanoparticles

Lead Institution

University of Manchester

Principal Investigator

Nikolas Kaltsoyannis

Project type

Large-Scale EMSL Research

The linear dioxo U(VI) moiety [UO2]2+ (uranyl) is ubiquitous in the chemistry of uranium; indeed, approximately half the known compounds of uranium contain this moiety. A fascinating subset of these…

Towards a metabolic model of circadian clock control of metabolism in Neurospora crassa.

Lead Institution

Rensselaer Polytechnic Institute

Principal Investigator

Jennifer Hurley

Project type

Large-Scale EMSL Research

Biofuel production using cellulases extracted from fungi has the potential to be a major resource to replace fossil fuels and regulating the synthesis of these and other enzymes is crucial for the…

The proteome of a day in the life of Chlamydomonas

Lead Institution

University of California, Berkeley

Principal Investigator

Sabeeha Merchant

Project type

Large-Scale EMSL Research

Nearly all organisms exhibit diurnal metabolic cycles. In photosynthetic organisms, light is a key input into metabolic cycles. Transcriptomics experiments in cyanobacteria, algae and plants have…

Histone dynamics during the life cycle of Chlamydomonas

Lead Institution

Donald Danforth Plant Science Center

Principal Investigator

James Umen

Project type

Large-Scale EMSL Research

Diurnal cycles are central drivers of gene expression in photosynthetic organisms including cyanobacteria, algae and land plants. The model unicellular green alga Chlamydomonas reinhardtii has…