Daniel Schreiber

Elucidating chemical and structural changes of materials in extreme environments

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Kayla Yano

Project type

Contracted Time

This proposal aims to elucidate atomic- to nanoscale fundamental mechanisms driving the evolution of materials in the extreme environments of energy production. Energy generating systems often…

Characterizing the structural and chemical evolution of materials exposed to extreme environments

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Kayla Yano

The objective of this proposal is to illuminate atomic- to nanoscale mechanisms driving the fundamental evolution of materials in extreme environments relevant to energy production. Energy generating…

Interfacial Investigations of Nuclear Waste Forms

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Joseph Ryan

Project type

Exploratory Research

EMSL resources are requested to enable an international team of collaborators to solve fundamental problems in interfacial glass corrosion chemistry. With the recent dismissal of Yucca Mountain as…

Mechanistic Insights into Stress Corrosion Cracking through Fundamental Studies of Selective Oxidation Mechanisms

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Daniel Schreiber

Materials degradation and failure in hostile environments are critical issues affecting current and future generations of power generation systems. In this research, we seek to elucidate the…

Resolving the structural and chemical evolution in materials exposed to extreme environments at the nano-scale

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Karen Kruska

The objective of this proposal is to elucidate atomic- to nanoscale mechanisms driving the evolution of materials in extreme environments relevant to energy applications. In energy generating systems…

Advanced microstructural analysis of environmental degradation using site-specific transmission electron microscopy and atom-probe tomography

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Daniel Schreiber

Project type

Exploratory Research

Environmental degradation of Ni-based alloys continues to be a major problem in high-temperature water environments such as those found in nuclear reactors and steam generators. Despite several…

Mapping Deuterium in Steel via Cryogenic Atom Probe Tomography Analysis

Lead Institution

Cameca Instruments Inc.

Principal Investigator

Daniel Lawrence

The unintended incorporation of hydrogen (H) into steel is known to produce negative effects on mechanical properties, specifically causing what is known as hydrogen embrittlement. Knowing the…

Ultrastructure of the mineralized collagen fibril- the relationship between collagen microfibrils and hydroxyapatite nanocrystals

Lead Institution

University of Minnesota

Principal Investigator

Conrado Aparicio Badenas

Project type

Limited Scope

Biomineralization processes templated by soluble organic additives producing inorganic-organic nanocomposites represents one of the most unique and fascinating features of nature using bottom-up…

Mechanistic Insights into Stress Corrosion Cracking through Fundamental Studies of Selective Oxidation Mechanisms

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Daniel Schreiber

Materials degradation and failure in hostile environments are critical issues affecting current and future generations of power generation systems. In this research, we seek to elucidate the…

Focused ion beam (FIB) preparation of transmission electron microscope (TEM) specimens of oxide dispersion strengthened (ODS) ferritic steel pressurized tubes

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Mychailo Toloczko

Permission is requested to use the Focused Ion Beam (FIB) apparatus in the 3410 building to prepare specimens suitable for transmission electron microscopy from pressurized tubes of MA957, an oxide…

Methods for Determining the Irradiation Response of Structural Materials for Nuclear Reactor Core Structural Materials Development

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Mychailo Toloczko

Current reactor concepts call for fuel cladding and duct to withstand up to as much as 500 dpa of neutron irradiation. Achieving such dose levels using neutrons is totally impractical due to the…

Improving Geochemical Source-term Models though an Increased Understanding of the Structure, Reactivity, and Dynamics of Nuclear Waste Form Interfaces

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Joseph Ryan

Project type

Large-Scale EMSL Research

EMSL resources are requested to enable an international team of collaborators to solve fundamental problems in interfacial glass corrosion chemistry. With the recent dismissal of Yucca Mountain as…

Mapping Deuterium in Steel via Cryogenic Atom Probe Tomography Analysis

Lead Institution

Cameca Instruments Inc.

Principal Investigator

Ty Prosa

The unintended incorporation of hydrogen (H) into steel is known to produce negative effects on mechanical properties, specifically causing what is known as hydrogen embrittlement. Knowing the…

Advanced microstructural analyses of materials degradation and atomic transport in extreme environments

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Daniel Schreiber

Environmental degradation is a major problem in high-temperature water environments such as those found in nuclear reactors and other forms of steam generator and high-temperature turbine…

Improving Radiological Fate and Transport Models though an Increased Understanding of Interfacial Reactivity, Geochemistry, Transport, and Biodegradation

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Joseph Ryan

This research is part of an international collaborative effort to address the wide diversity of environmental roles that radionuclides can play during their lifetime within corroding nuclear wastes…

Exploring the Mechanistics of Stress Corrosion Cracking Through Fundamental Studies of Material Degradation in Hostile Environments

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Daniel Schreiber

Environmental degradation is a vital concern in high-temperature, hostile environments found in current and future generation power generation systems. Despite decades of research, there is no…

Investigation of Ion Exchange and Its Impact on Radionuclide Release and Surface Reactivity in Glass Waste Forms

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Charmayne Lonergan

Due to the long lifetimes of radionuclide species found in nuclear waste, the vitrified waste forms need to retain all hazardous species for thousands of years. With the current inability to…

Meso-scale Magnetic Signatures for Nuclear Reactor Steel Irradiation Embrittlement Monitoring

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Jonathan Suter

This project is funded by the Office of Nuclear Energy under the Enabling Technologies program. Verifying the structural integrity of passive components in light-water and advanced reactors will be…

Investigation of chemical form effects on Zr isotopic ratios measured by atom probe tomography

Lead Institution

University of California, Berkeley

Principal Investigator

Peter Hosemann

Project type

Exploratory Research

The goal of this work is to determine the effects of hydrides and oxides on isotopic measurements obtained using atom probe tomography (APT). Zirconium enriched to 72-97% 92Zr is proposed as the…

Exploring the Mechanistics of Stress Corrosion Cracking Through Fundamental Studies of Material Degradation in Hostile Environments

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Daniel Schreiber

Environmental degradation is a vital concern in high-temperature, hostile environments found in current and future generation power generation systems. Despite decades of research, there is no…

Methods for Determining the Irradiation Response of Structural
Materials for Nuclear Reactor Core Structural Materials Development

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Mychailo Toloczko

Current reactor concepts call for fuel cladding and duct to withstand up to as much as 500 dpa of neutron irradiation. Achieving such dose levels using neutrons is totally impractical due to the…

Atom Probe Tomography of Structural Materials for Nuclear Reactors

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Danny Edwards

As the world’s population continues to increase, carbon neutral energy resources like nuclear power become increasingly important. A major challenge facing the design of advanced nuclear power…

Correlated Multimodal in situ Gas-Metal Alloy Surface Reaction Studies

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Arun Devaraj

This project will bring together a technically-diverse group of early career staff scientists across all directorates, for a comprehensive demonstration of PNNL capabilities for multimodal in situ…

Methods for Determining the Irradiation Response of Structural
Materials for Nuclear Reactor Core Structural Materials Development

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Mychailo Toloczko

Radiation induced changes in microstructure that adversely affects dimensional stability and mechanical properties is still the life-limiting degradation process for many nuclear reactor core…

Mechanistic Insights into Stress Corrosion Cracking through Fundamental Studies of Selective Oxidation Mechanisms

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Karen Kruska

Materials degradation and failure in hostile environments are critical issues affecting current and future generations of power generation systems. In this research, we seek to elucidate the…

Atom Probe Tomography of Structural Materials for Nuclear Reactors

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Danny Edwards

A major challenge facing the design of advanced nuclear power systems lies in finding appropriate materials that demonstrate the needed material properties as well as radiation and high temperature…

Unravelling atomic-scale mechanisms influencing metal degradation in corrosion and irradiation environments

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Daniel Schreiber

A multitude of extreme and harsh conditions exist simultaneously within nuclear reactors, including irradiation, high temperatures, stress, and corrosive conditions that act together to degrade…

Using Corroded Ancient Glasses as a Means to an Improved Understanding of the Long-term Chemical Reactivity of Glasses

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Joseph Ryan

EMSL resources are requested to enable an international team of collaborators to solve fundamental problems in interfacial glass corrosion chemistry. With the recent dismissal of Yucca Mountain as a…

Characterization of Interfacial Reactivity, Geochemistry, Transport, and Biodegradation for Nuclear Waste Forms

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Joseph Ryan

This research is part of an international collaborative effort to address the wide diversity of environmental roles that radionuclides can play during their lifetime within corroding nuclear wastes…

Mechanistic Insights into Stress Corrosion Cracking through Fundamental Studies of Selective Oxidation Mechanisms

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Daniel Schreiber

Materials degradation and failure in hostile environments are critical issues affecting current and future generations of power generation systems. In this research, we seek to elucidate the…

Correlated Multimodal in situ Gas-Metal Alloy Surface Reaction Studies

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Arun Devaraj

This project will conduct a comprehensive demonstration of PNNL capabilities for multimodal in situ chemical imaging of structural, compositional and chemical state changes on metallic alloy surfaces…

Meso-scale Magnetic Signatures for Nuclear Reactor Steel Irradiation Embrittlement Monitoring

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Jonathan Suter

This project is funded by the Office of Nuclear Energy under the Enabling Technologies program. Verifying the structural integrity of passive components in light-water and advanced reactors will be…

Resolving the structural and chemical evolution in materials exposed to extreme environments at the nano-scale

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Sandra Taylor

The objective of this work is to elucidate atomic- to nano-scale mechanisms driving the evolution of materials in extreme environments, relevant to energy applications. Current understanding of the…

Site-Specific Sample Preparation of Surfaces and Buried Interfaces
for TEM and Atom Probe Analysis

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Matthew Olszta

Project type

Large-Scale EMSL Research

Technique development of methods for preparing cross-sectional TEM samples and atom-probe needle samples with the new dual-beam FIB instrument is proposed. Prior experience in FIB sample preparation…

Methods for Determining the Irradiation Response of Structural
Materials for Nuclear Reactor Core Structural Materials Development

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Mychailo Toloczko

Radiation induced changes in microstructure that adversely affects dimensional stability and mechanical properties is still the life-limiting degradation process for many nuclear reactor core…

Resolving the structural and chemical evolution in materials exposed to extreme environments at the nano-scale

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Karen Kruska

The objective of this proposal is to elucidate atomic- to nanoscale mechanisms driving the evolution of materials in extreme environments relevant to energy applications. In energy generating systems…

Projects