Mark Bowden | Environmental Molecular Sciences Laboratory

Characterization and development of a Ni-based catalysts for the conversion of methane into H2 and solid carbon

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Robert Dagle

The overall objective of this study is to further develop PNNL’s Regenerable Catalytic Pyrolysis (ReCaP) process to generate scaled CO2-free hydrogen (H2) from methane. The solid carbon is…

Spectroscopic studies of ambiphilic molecular complexes. Activation of small molecules with non-transition metal catalysis

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Thomas Autrey

Project type

Large-Scale EMSL Research

This project will provide fundamental insight into the catalytic activation and transformation of small molecules, e.g., H2, CO2, N2, CH4, by non-metal Lewis pairs in condensed phase environments…

Hydrogen Storage Materials

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Thomas Autrey

This proposal will determine the mechanistic and thermodynamic understanding required to address bottlenecks in hydrogen storage materials. We propose a series of experiments including detailed…

X- Ray Diffraction Studies on alpha-Titanium and alpha-beta Titanium Alloys Developed by a Low Cost Novel Powder Metallurgy Process

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Vineet Joshi

Project type

Exploratory Research

Titanium and its alloys possess unique strength to weight advantages over other popular alloys mainly used for automobile applications. Use of these alloys could substantially reduce the automobile…

Extracellular Research Thrust for EMSL SSA

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Kirsten Hofmockel

Here we propose to address the basic geochemical and biogeochemical interactions that mediate organic-mineral interactions. Identifying binding mechanisms at the organic matter-mineral interface will…

Modeling-Assisted Growth of New Multiferroics in the MTiO3 (M = Fe, Mn, Ni) Family as Epitaxial Thin Films

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Tamas Varga

Materials that simultaneously show electric and magnetic order are currently gaining increasing attention due to the fact that such multiferroics are promising materials for the design of new…

Extracellular Research Thrust for EMSL SSA

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Kirsten Hofmockel

This project will develop a conceptual framework that defines the biotic and abiotic mechanisms regulating the persistence of mineral associated organic matter (OM). The specific goals are to…

Development of Catalysts for the Selective Conversion of Biomass Derived Products to Fuels

Lead Institution

Virginia Polytechnic Institute

Principal Investigator

Ayman Karim

The large increase in energy demand by emerging economies and the environmental concerns over the use of fossil fuels has led to the focus on renewable energy sources such as biomass. Several…

Hydrogen Storage Materials

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Thomas Autrey

This proposal will determine the mechanistic and thermodynamic understanding required to address bottlenecks in hydrogen storage materials. We propose a series of experiments including detailed…

Photoresponse, electronic transport and magnetic properties of Ti-doped alpha-(CrxFe1-x)2O3

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Scott Chambers

The nucleation, growth and properties Ti-doped alpha-(CrxFe1-x)2O3 epitaxial films, prepared by oxygen assisted molecular beam epitaxy, will be explored in detail. Our goal is to understand the…

Investigations on Electrode/Electrolyte Interfacial Reactions in Localized High-Concentration Electrolytes for Various Energy Storage Chemistries

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Mark Engelhard

Localized high-concentration electrolytes (LHCEs) developed at PNNL in 2017 for rechargeable lithium (Li) metal batteries show not only significant enhancement in protection of Li metal anode and…

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…

Efficient Storage of Hydrogen and Methane

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Thomas Autrey

This proposal will determine the mechanistic and thermodynamic understanding required to address bottlenecks in materials capable of storing hydrogen or methane. We propose a series of experiments…

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…

Carriers for Transporting and Storing Hydrogen

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Thomas Autrey

This proposal will determine the mechanistic and thermodynamic understanding required to address bottlenecks in materials capable of storing or transporting hydrogen. We propose a series of…

Characterization of the bio-oil hydrotreating catalysts

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Mark Engelhard

PNNL is working on an EERE international collaboration project to exchange scientific and technical information on biomass feedstock production and conversion to biofuels with China and additionally…

Mineralogy exerts control on organic molecules zonal structuring and reordering

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Odeta Qafoku

Organic C preservation in soil environments is predominantly driven by organic matter: soil mineral interactions. Yet, mechanistic uncertainties remain, namely how spatial variation in mineralogy…

Structural evolution and phase transformation characteristics of amorphous silicon upon lithiation and delithiation

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Scott Lea

Amorphous silicon (a-Si) has been identified as a candidate high capacity anode material for lithium ion batteries. A fundamental challenge with a-Si is the large volume change upon lithium…

Electrolyte Interfacial Reactions in Localized High Concentration Electrolytes for Various Energy Storage Chemistries

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Mark Engelhard

Localized high-concentration electrolytes (LHCEs) developed at PNNL in 2017 for rechargeable lithium (Li) metal batteries show not only significant enhancement in protection of Li metal anode and…

Improving magnetoelectric coupling in novel single-phase multiferroic thin films of the MTiO3
(M = Fe, Mn, Ni, …) family

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Tamas Varga

Multiferroics exhibit simultaneous electric and magnetic order. They are receiving increasing attention due to the fact that they show promise for the design of new multifunctional devices where…

Integrating mineral-associated organic matter (MAOM) colloid characteristics into dissolved organic matter (DOM) representation in Earth system models

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Ravi Kukkadapu

We propose developing a workflow to generate colloids from operationally defined DOM solutions using aerosol-based techniques, then develop a spectroscopic/microscopic capability pipeline to…

A multi-modal approach to understanding the structural evolution and phase transformation of amorphous silicon upon lithiation insertion and extraction

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Scott Lea

Amorphous silicon (a-Si) has been identified as a candidate high capacity anode material for lithium ion batteries. A fundamental challenge with a-Si is the large volume change upon lithium…

Characterization and development of a Ni-based catalysts for the conversion of methane into H2 and solid carbon

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Robert Dagle

The main objectives in this project are to continue our investigation into Ni/Cu bimetallic catalysts active for the thermocatalytic decomposition (TCD) of methane. Thermocatalytic decomposition (TCD…

Characterization of the bio-oil hydrotreating catalysts

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Mark Engelhard

PNNL is working on an EERE international collaboration project to exchange scientific and technical information on biomass feedstock production and conversion to biofuels with China and additionally…

Carriers for Transporting and Storing Hydrogen

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Thomas Autrey

This proposal will determine the mechanistic and thermodynamic understanding required to address bottlenecks in materials capable of storing or transporting hydrogen. We propose a series of…

Improving magnetoelectric coupling in novel single-phase multiferroic thin films of the MTiO3
(M = Fe, Mn, Ni, …) family

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Tamas Varga

Multiferroics exhibit simultaneous electric and magnetic order. They are receiving increasing attention due to the fact that they show promise for the design of new multifunctional devices where…

Infrared Material Component Analysis Corroboration by X-ray Diffraction

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Tanya Myers

This project aims to build a spectral library which links both structural and spectroscopic data. To obtain the structural information, we require diffraction data from a range of samples for which…

Hydrogen Storage Materials

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Wendy Shaw

Project type

Capability Research

The increasing demands for clean energy sources that do not add more carbon dioxide and other pollutants to the environment have resulted in increased attention worldwide to the possibilities of a …

Hydrogen Uptake and Release in Condensed Phases

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Thomas Autrey

This proposal will determine the mechanistic and thermodynamic understanding required to address bottlenecks in hydrogen storage materials. We propose a series of experiments including detailed…

Experimental and Theoretical Investigations on the
Chemistry and Dynamics of Ammonia Borane Dehydrogenation

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Thomas Autrey

Project type

Large-Scale EMSL Research

Increasing demands for clean energy sources that do not add CO2 and other pollutants to the environment have resulted in increased worldwide interest in the possibilities of a "hydrogen economy…

Rhizosphere processes at molecular to core scale

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Nancy Hess

The amount of C in soil far exceeds the C content of atmosphere as well as the amount C stored above ground as plant biomass. The C fluxes between atmosphere and biomass are huge, many orders of…

Exploring the crick-tip mechanisms driving environmental degradation of alloys through controlled oxidation study of alloyed nanoparticles

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Chongmin Wang

Project type

Exploratory Research

Nanoparticles offer a unique way to observe the formation of small voids produced by vacancy injection during early stages of oxidation without sample cutting or polishing. Recent work at PNNL on…

Hydrogen Uptake and Release in Condensed Phases

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Thomas Autrey

This proposal will determine the mechanistic and thermodynamic understanding required to address bottlenecks in hydrogen storage materials. We propose a series of experiments including detailed…

Projects