Projects

As a scientific user facility, the Environmental Molecular Sciences Laboratory (EMSL) provides expertise, instrumentation, and resources to 250 projects each year.

EMSL projects displayed on the EMSL web site project page reflect project abstracts and information migrated to this page before April 30, 2024. To review current and past EMSL user projects, visit EMSL Science Central.™

Understanding Microbial Catabolism of Arctic Soil Organic Matter and Its Degradation Pathways: Identifying Precursors to Small Organic Acids

Lead Institution

Oak Ridge National Laboratory

Principal Investigator

Baohua Gu

Project type

Large-Scale EMSL Research

This user proposal aims to identify the specific components of Arctic soil organic matter (SOM) that are consumed during warming experiments in the laboratory and during the thaw season at the Barrow…

Understanding Phase Nucleation and Distribution in Conversion Materials: FeF2 and FeOF

Lead Institution

University of California, San Diego

Principal Investigator

Ying Meng

Project type

Large-Scale EMSL Research

Lithium ion batteries are the top candidates for portable electronics and important for on-board energy storage in plug-in hybrid electric vehicles as well as fully electric vehicles due to their…

Molecular-scale controls on heteroepitaxy at mineral-water interfaces

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Sebastien Kerisit

Project type

Large-Scale EMSL Research

The objective of the proposed research is to elucidate and quantify the molecular-scale mechanisms of heteroepitaxial nucleation and growth at mineral-water interfaces. Despite several examples of…

Integration of Pore-Scale Simulations and Multi-Omics Data to Develop Insights into Functional Heterogeneity in Microbial Communities

Lead Institution

Marine Biological Laboratory

Principal Investigator

Zoe Cardon

Project type

Large-Scale EMSL Research

The microbial activities on which humanity and ecosystems depend are determined by both microbial community membership and the resources and conditions in the microbes' local environments. In…

NMR Studies of Mg+2 Intercalation Electrodes for Multivalent-Ion Batteries

Lead Institution

Argonne National Laboratory

Principal Investigator

Baris Key

Project type

Large-Scale EMSL Research

Lithium-ion batteries are currently the rechargeable battery systems of choice in any high energy density application. Existing materials are unable to keep up with the ever growing demands of the…

NMR structure determination of the cobalamin binding protein HgcA and the ferredoxin-like protein HgcB required for bacterial mercury methylation

Lead Institution

Oak Ridge National Laboratory

Principal Investigator

Alexander Johs

Project type

Large-Scale EMSL Research

Mercury is a pervasive global pollutant. Its methylated form, methylmercury, poses a substantial threat to human health. Methylation of mercury (Hg) by anaerobic bacteria is the primary source of…

Investigations on Behavior of Carbon-bearing Fluids Under Nanopore Confinement

Lead Institution

The Ohio State University

Principal Investigator

David Cole

Project type

Large-Scale EMSL Research

The overarching goal of this proposal is to obtain deeper insight into the behavior of low viscous energy resource fluids under confinement at solid interfaces. To achieve this goal we will (a)…

Structural Characterization of Lithium Rich Layered Transition Metal Oxide LMR-NMC type Cathodes for Li-ion Batteries: Experimental and Computational Approaches

Lead Institution

Argonne National Laboratory

Principal Investigator

Baris Key

Project type

Large-Scale EMSL Research

Lithium ion batteries are the rechargeable battery system of choice in any high energy density application such as power tools, mobile electronics and electric vehicles. New cathode chemistries, such…

Physiological and Molecular Mechanisms Controlling Altered Flowering Times at Elevated [CO2]

Lead Institution

University of Kansas

Principal Investigator

Joy Ward

Project type

Large-Scale EMSL Research

Shifts in flowering time in response to climate change can alter both the timing and amount of carbon that is cycling within ecosystems. Atmospheric CO2 concentration ([CO2]) has increased from 270…

Influence of Phosphorus on Soil Organic Nitrogen Pools in Subtropical Wetlands

Lead Institution

University of Arizona

Principal Investigator

Malak Tfaily

Soil organic nitrogen (SON) is a major source of bioavailable nitrogen (N) to biological communities, and therefore, is an important component of soil organic matter (SOM). In wetland systems,…

Hematopoietic Stem and Progenitor Cell Kinetics of Irradiated Minipigs

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Jordan Smith

There is a need for a well-characterized animal model to test efficacy and safety of developmental prophylactics and therapeutics for acute radiation exposure in humans. We propose to characterize…

Developing next generation multimodal chemical imaging capability by combining STEM/APT/STXM/HIM

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Arun Devaraj

Understanding complex energy conversion and storage systems hinges upon developing a fully three-dimensional analysis of the structure and chemistry with sub-nanometer spatial and chemical resolution…

Spin reorientation transition and its structural origin in epitaxial Fe/MnPd bilayers

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Mark Bowden

The proposal seeks to understand the origin of spin reorientation at the interface of exchange-biased epitaxial metal films. We propose detailed crystallographic characterization of the epitaxial…

Further development and demonstration of a high-pressure magic angle spinning (MAS) probe for use in nuclear magnetic resonance (NMR)

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

David Hoyt

Through a multiyear LDRD effort on the Carbon Sequestration Initiative, a new MAS probe was developed for NMR analysis of materials that would potentially be used in underground CO2 sequestration…

Metabolomics of cardiac adaptation to hemodynamic conditions at early embryonic stages

Lead Institution

Oregon Health & Science University

Principal Investigator

Sandra Rugonyi

Project type

Limited Scope

Cardiovascular development is the result of intrinsic genetic programs modulated by hemodynamic conditions. Using animal models of heart development, it has been shown that hemodynamic conditions are…

In-situ TEM study of electrochemically-driven phase transformations in battery storage compounds

Lead Institution

Massachusetts Institute of Technology

Principal Investigator

Yet-Ming Chiang

Project type

Large-Scale EMSL Research

Many battery electrode materials, such as lithium transition metal olivines ( LiMPO4, M=Fe, Mn, etc) and oxide spinels (LiMn2O4, LiNi0.5Mn1.5O4, Li4Ti5O12, etc), exhibit phase transformation…

Growth Mechanism of Hexagonal Boron Nitride on Metal Catalyst Substrates

Lead Institution

Massachusetts Institute of Technology

Principal Investigator

Jing Kong

Project type

Limited Scope

The objective of this work is to better understand the impact and role of metal catalysts towards the synthesis of hexagonal boron nitride. High quality hexagonal boron nitride has recently been…

Determination of oxidation state of iron in garnets by Mossbauer spectroscopy

Lead Institution

University of California, Davis

Principal Investigator

Alexandra Navrotsky

Project type

Limited Scope

The garnet structure is a promising nuclear waste form due to its potential of accommodating various actinide elements. Study of tetravalent cation substitution in a simple garnet system may shed…

Elucidation of activities and structure-function relationships for lipid biosynthetic enzymes from Mycobacterium tuberculosis

Lead Institution

State University of New York at Stony Brook

Principal Investigator

Jessica Seeliger

Project type

Limited Scope

The goal of this Rapid Access proposal is to test our hypotheses about the function and structure-activity relationships of lipid biosynthetic enzymes in M. tuberculosis . Mycobacteria adapt the…

Characterization of Catalyst Materials in the Electron and Atom Probe Microscopes

Lead Institution

Argonne National Laboratory

Principal Investigator

Ilke Arslan

The overall goal of this proposal is to develop a fundamental understanding of how to predict, synthesize, and control the compositions, structures, and catalytic function of supported metal clusters…

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