Chongmin Wang

In-situ microscopy and spectroscopy study of structural and chemical evolution of energy materials

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Chongmin Wang

The objective of the proposed research is to use in-situ transmission electron microscopy (TEM) to probe the interfacial structure and chemistry of next-generation energy storage materials, such as…

Microbiological, Geochemical and Hydrologic Processes Controlling Uranium Mobility: An
Integrated Field-Scale Subsurface Research Challenge Site at Rifle, Colorado

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Ravi Kukkadapu

Project type

Large-Scale EMSL Research

The U.S. DOE faces the challenge of cleaning up and/or monitoring large, dilute plumes contaminated by metals, such as U, Tc and Cr, whose mobility and solubility change with redox status. At the…

Complex Oxide Heteroepitaxial Growth of Novel Electronic and Magnetic Heterostructures

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Scott Chambers

Project type

Large-Scale EMSL Research

Complex oxide heteroepitaxial growth of pure and magnetically doped perovskite films will be studied with the dual goals of: (i) enhancing understanding of the details of the growth process, and, (ii…

Electronic and Optical Properties of Doped Complex Oxide Epitaxial Films and Interfaces

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Scott Chambers

Project type

Large-Scale EMSL Research

The effect of A-cation site and anion-site doping, as well as heteroepitaxial interface formation, on the electronic and optical properties of La-based perovskites will be investigated. Specimens…

In Situ TEM Studies on Na-Ion Storage in Hard Carbon

Lead Institution

Oregon State University

Principal Investigator

Xiulei Ji

Project type

Large-Scale EMSL Research

We would like to petition to use the EMSL’s advanced in-situ experimental systems to study charge and mass transport phenomena, as well as solvent-interface interaction in amorphous carbon used as Na…

Structure and property tailoring of metal nanoparticles dispersed in dielectrics by high energy ion implantation

Lead Institution

University of Tennessee

Principal Investigator

Gerd Duscher

Project type

Exploratory Research

High energy ion beam will be used to tailor structure of metal nanoparticles dispersed in dielectric medium. The typical examples are Au, Fe, Co, and Cr implanted into SrTiO3, MgO, TiO2. The…

Reductive Transformation of Iron Oxides: Coupled Solution and Solid-State Pathways

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Kevin Rosso

Project type

Large-Scale EMSL Research

Reductive transformation of Fe(III)-oxides such as &#61537; Fe2O3 (hematite) by aqueous dissolution / re precipitation is a central part of the natural biogeochemical iron cycle in the…

The Reaction Specificity of Nanoparticles in Solution: Interactions between Iron Nanoparticles, their Coatings, and the Environment

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Donald Baer

Project type

Large-Scale EMSL Research

The objective of our research is to obtain fundamental information about the physical and chemical transformations that occur on and within mineral oxide nanoparticulates due to electron transfer…

EMSL/FCSD Scientific Partner Proposal on the Dynamics of Biological and Catalytic Systems

Lead Institution

University of Liverpool

Principal Investigator

Nigel Browning

Project type

Scientific Partner

The goal of this Scientific Partner Proposal is to develop the capability to observe “live” biological and catalytic processes in the dynamic transmission electron microscope (DTEM). Live biological…

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…

Reaction Specificity of Nanoparticles in Solution (PNNL Scope # 42184/44076, Baer/Amonette Nano-Fe BES/EMSP project)

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Donald Baer

Project type

Exploratory Research

This User Proposal is being submitted as part of an approved NSET proposal under PIs Don Baer and Paul Tratnyek to perform fundamental basic science studies that will benefit a whole range of…

Exploring the Radiation Damage Resistance of Nanoscale Interfaces

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Richard Kurtz

Project type

Exploratory Research

The objective of this research is to rigorously test the hypothesis that internal interfaces can be manipulated at the nanoscale to enhance recombination of radiation-produced defects to dramatically…

Rational Design of Ceramic Interfaces for Environmental Technologies

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Ram Devanathan

Project type

Large-Scale EMSL Research

The aim of this research proposal is to advance the fundamental science needed to safely immobilize nuclear waste in durable ceramic matrices. Crystalline ceramics, including polyphase materials,…

In-situ and ex situ S/TEM probing of structural and chemical evolution of energy storage materials

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Chongmin Wang

The main objective of our research is to develop and use a combination of imaging, spectroscopy, and tomography methods to probe into the structural and chemical evolution of energy storage materials…

Experimental and Theoretical Studies of Reaction Pathways for the Breakdown of Chlorinated Hydrocarbon Molecules by Metal and Metal Oxide Nanoparticles(including PNNL Scope # 42184/44076, Baer/Amonette/Tratnyek Nano-Fe BES/EMSP project)

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

James Amonette

Project type

Large-Scale EMSL Research

Metal and metal-oxide nanoparticles have been shown to have high reactivity towards a variety of chemical species, including chlorinated hydrocarbons and reducible oxyanions that frequently…

Pacific Northwest National Laboratory's Technology Assistance Program

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Gary Spanner

Project type

Exploratory Research

The Energy Policy Act of 2005 mandates that the United States' national laboratories offer technology assistance to small businesses. The Technology Assistance Program (TAP) operated by the…

Surface/Interface Induced Nucleation and Phase/Structure Evolution and the Correlation to the Performance Boosting/Fading of Advanced Energy Storage Materials

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Xiaolin Li

Project type

Large-Scale EMSL Research

The goal of this proposal is to investigate the surface/interface effect on the synthesis and structure evolution of advanced energy storage materials and the correlation of these changes to the…

Combining isotopic measurements using in situ Liquid SIMS and in situ TEM to determine the mechanism and kinetics of Li ion mobility in SEI layers

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Zihua Zhu

Li ion batteries are now indispensably used as energy storage devices for portable electronics, electric vehicles, and are starting to enter the market of the renewable energies. The rechargeable…

Electron energy loss in radiation detection

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Bret Cannon

Project type

Exploratory Research

This project will develop the capability at Pacific Northwest National Laboratory (PNNL) to measure processes by which high energy electrons lose energy in solids and how that lost energy is…

Accelerated Fuel-Cladding Interaction Study using Surrogate Materials

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Charles Henager

Project type

Exploratory Research

A Lab-level LDRD study on acceleration of fuel-cladding science is developing a miniature specimen test capability using HT-9 cladding material and ZrO2 with and without Ga doping as nuclear fuel…

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…

Probing Structure-Property Relationship of Energy Storage Materials Using Ex Situ and In Situ Dynamic Microscopy and Spectroscopy with High Spatial and Fast Temporal Resolution

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Chongmin Wang

The specific aims of this project are to probe the structure-property relationship of next-generation energy materials (such as energy storage materials) under dynamic operating conditions with a…

Molecular Level Investigations of Structural and Chemical Evolution of Interfacial Processes Relevant to Energy Storage Systems

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Wu Xu

Project type

Large-Scale EMSL Research

The objectives of this proposal are to understand the reactions occurring at the electrode/electrolyte interphases in lithium-oxygen (Li-O2) batteries, and to investigate the transform mechanisms of…

MBE Growth and Properties of Model TiO2 Surfaces for Fundamental Studies of Heterogeneous Photocatalysis

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Scott Chambers

Project type

Large-Scale EMSL Research

The overall objective of this project is to provide the field of heterogeneous photocatalysis with unique insights into the molecular-level properties of photocatalytic transformations on TiO2…

In-situ electron microscopy and spectroscopy studies of interfaces in advanced Li-ion batteries under dynamic operation conditions

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Chongmin Wang

Repeated charging and discharging of the Li-ion battery induces microstructural evolutions both at the interface between the electrolyte and the electrode and within the electrode (active materials)…

Molecular-scale visualization of ligand conformation on functionalized nanoparticles: A combination of experimental and theoretical studies

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Theva Thevuthasan

The goal of this project is to develop capabilities that will advance the fundamental understanding of the interaction between the nanoparticles surfaces and organic ligand molecules as applicable to…

The Effects of Radiation Damage on Heteroepitaxial Interfaces

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Richard Kurtz

The interaction of radiation with materials controls the performance, reliability, and safety of conventional and advanced nuclear power systems. Energetic particles produced by nuclear reactions…

Probing the structural and chemical evolutions of advanced energy storage system for high energy density

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Chongmin Wang

The specific aims of this project are to probe the structure-property relationship of next-generation energy materials (such as energy storage materials) under dynamic operating conditions with a…

MBE Growth and Properties of N-doped TiO2 for Enhanced Visible Light Absorption and Water Splitting

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Scott Chambers

Project type

Large-Scale EMSL Research

Development of new energy sources is a major need for the 21st century. Hydrogen has considerable potential as an alternative fuel. Fujishima and coworkers discovery in 1969 that water could be…

Determination of Cr and O diffusion coefficients in (Co,Mn)3O4 coatings for IT-SOFC Steel Interconnects

Lead Institution

Montana State University

Principal Investigator

Richard Smith

Project type

Large-Scale EMSL Research

The long term performance and performance stability of the intermediate temperature solid oxide fuel cells (IT-SOFC) are closely connected to the corrosion resistance and thermal stability of the…

Designing Nanomaterials for Fuel Cells Electrocatalysts

Lead Institution

Washington State University

Principal Investigator

Yuehe Lin

Project type

Large-Scale EMSL Research

Fuel cells are very important in addressing the issues with environment and global climate change. The main challenges for developing fuel cells are the prohibitive production cost and poor…

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…

Combining isotopic measurements using in situ Liquid SIMS and in situ TEM to determine the mechanism and kinetics of Li ion mobility in SEI layers

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Zihua Zhu

Li ion batteries are now indispensably used as energy storage devices for portable electronics, electric vehicles, and are starting to enter the market of the renewable energies. The rechargeable…

Epitaxial Growth and Properties of Magnetically Doped ZnO Prepared by Pulsed Laser Deposition of Nanoparticle Targets

Lead Institution

University of Washington

Principal Investigator

Daniel Gamelin

Project type

Large-Scale EMSL Research

Semiconductor spintronics has the potential to create entirely new paradigms for analog and digital electronics which may have a significant impact on energy consumption and efficiency. However, in…

High resolution mass spectrometry of high molecular weight compounds formed via the heterogeneous reaction of OH with simple organic aerosols

Lead Institution

Lawrence Berkeley National Laboratory

Principal Investigator

Kevin Wilson

Project type

Large-Scale EMSL Research

Our objective is to determine the fundamental reaction rates and mechanisms for the heterogeneous oxidation of organic aerosols by OH radicals. Single component organic aerosols particles are used…

57Fe-Mossbauer studies of sediment cores from Integrated Field-Scale Subsurface Research Challenge Site at Rifle, Colorado

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Ravi Kukkadapu

The U.S. DOE faces the challenge of cleaning up and/or monitoring large, dilute plumes contaminated by metals, such as U, Tc, Pu, Hg, Cr, etc, whose mobility and solubility change with aquifer redox…

In Situ and Ex Situ Studies of Energy Storage Materials

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Karl Mueller

Project type

Exploratory Research

Innovation of energy storage technology depends critically on the fundamental understanding of the operating mechanism and dynamic interaction across different components in the storage unit. With…

Structural and chemical evolutions of advanced energy storage system

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Chongmin Wang

The objective of the proposed research is to probe the structure-property relationship of next-generation energy materials (such as energy storage materials) under dynamic operating conditions with a…

Molecular-level understanding of transport and optic properties of doped oxide nanoclusters

Lead Institution

University of Idaho

Principal Investigator

You Qiang

Project type

Large-Scale EMSL Research

In this proposal, a research plan to investigate ferromagnetic zinc oxide (ZnO) nanoclusters is outlined. ZnO is a widely studied material due to its wide-band gap energy of 3.3 eV at room…

Chemistry of Aerosols in the North Slope of Alaska: ISDAC 2008 study.

Lead Institution

Lawrence Berkeley National Laboratory

Principal Investigator

Mary Gilles

Project type

Large-Scale EMSL Research

The ISDAC (Indirect and Semi-Direct Aerosol Campaign) field study carried out in the North Slope of Alaska 2008 was a collaborative effort sponsored by the DOE Atmospheric Radiation Measurement (ARM)…

Optical and structural properties of doped ZnO nanocrystals

Lead Institution

Washington State University

Principal Investigator

Matthew Mccluskey

Project type

Exploratory Research

Zinc oxide (ZnO) is a semiconductor that has attracted resurgent interest as an electronic material for energy applications. With a direct gap of 3.4 eV at room temperature, ZnO is a wide band gap…

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…

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…

Chemistry of Aerosols in Mexico City: MILAGRO 2006 study.

Lead Institution

Lawrence Berkeley National Laboratory

Principal Investigator

Mary Gilles

Project type

Large-Scale EMSL Research

The MILAGRO (Megacity Initiative: Local and Global Research Observations) Campaign in Mexico City 2006 was a collaborative effort with the DOE Atmospheric Science Program, the NSF MIRAGE-Mex field…

Heterogeneous Ice Nucleation from Biomass Burning Particles: The Effect of Chemical
Composition and Chemical Aging

Lead Institution

State University of New York at Stony Brook

Principal Investigator

Daniel Knopf

Project type

Large-Scale EMSL Research

Organic material is ubiquitous in atmospheric particles. This proposal focuses on potential ice nucleation (IN) activity of biomass burning aerosol (BBA). Biomass burning is a major source of gases…

Exploring the Radiation Damage Resistance of Nanoscale Interfaces

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Richard Kurtz

Project type

Exploratory Research

The objective of this research is to rigorously test the hypothesis that internal interfaces can be manipulated at the nanoscale to enhance recombination of radiation-produced defects to dramatically…

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…

Microstructural Evolution under Shear Deformation

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Arun Devaraj

Solid phase processing (SPP) of alloys using shear-deformation results in nanoscale metastable phases and enhanced mechanical properties. High-speed mass and energy transfer during such process makes…

Chemical and Physical Properties of Biomass Burning Aerosol

Lead Institution

Colorado State University

Principal Investigator

Jenny Hand

Project type

Large-Scale EMSL Research

Biomass burning is one of the most important single sources of carbonaceous particles emitted into atmosphere mostly as a result of wilderness fires. Biomass burning aerosols (BBA) have dramatic…

Probing atmospheric chemistry of aerosols to gain insights into cloud condensation
behavior

Lead Institution

University of California, San Diego

Principal Investigator

Kimberly Prather

Project type

Large-Scale EMSL Research

This proposal focuses on performing off-line complementary measurements of single particles in an effort to better understand single particle chemistry, morphology, metal speciation, CCN ability,…

Projects