Timothy Scheibe

River Corridor Hydrobiogeochemistry from Reaction to Basin Scale

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Vanessa Garayburu-Caruso

Project type

Contracted Time

The Pacific Northwest National Laboratory (PNNL) Environmental System Science River Corridor Scientific Focus Area (RCSFA) (https://sbrsfa.pnnl.gov/) will transform understanding of spatial and…

A new workflow to incorporate molecularly and spatially resolved data into soil biogeochemical modeling

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Jianqiu Zheng

We propose a new modeling workflow to integrate molecular-level information on the composition and structure of soil and resident microbial communities into mechanistic process representations and…

River Corridor Hydrobiogeochemistry from Reaction to Basin Scale

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

James Stegen

The Pacific Northwest National Laboratory (PNNL) Environmental System Science River Corridor Scientific Focus Area (RCSFA) (https://sbrsfa.pnnl.gov/) will transform understanding of spatial and…

Numerical Modeling of Hydrologic Exchange and Biogeochemistry in Dynamic Rivers

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Timothy Scheibe

Project type

Large-Scale EMSL Research

The River Corridor SFA project (https://www.pnnl.gov/projects/river-corridor) uses a ModEx (integrated models and experiments) approach to study hydrologic exchange fluxes (HEFs) between river…

Characterizing motion and adhesion dynamics of motile microbes for improved prediction of metal bioremediation

Lead Institution

Desert Research Institute

Principal Investigator

Rishi Parashar

Project type

Exploratory Research

Remediation of metal and radionuclide contaminants in soil and groundwater systems is challenging because of their strong chemical interactions with mineral surfaces and low concentration limits for…

Tracking the degradation of fresh particulate organic matter in permeable riverbed sediments using FT-ICR-MS and metagenomic/transcriptomic sequencing

Lead Institution

University of Wisconsin, Madison

Principal Investigator

Eric Roden

Project type

FICUS Research

The hyporheic zone, where groundwater and river water mix within riverine corridors, represents a highly active zone of biogeochemical cycling in which key transformations of many critical elements…

Multiscale Numerical Experiments on Multiphase Flow using a Geologically Realistic Numerical Testbed

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Timothy Scheibe

The dynamics of multiphase fluid flow and immiscible displacement play an important role in many subsurface applications including water drainage and imbibition, geological carbon sequestration,…

3D pore-scale characterization of soil cores in EMSL: Imaging - Pore Network Analysis - Flow and Transport Properties workflow

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Tamas Varga

As part of a larger effort to establish a soil characterization capability that will make EMSL a one-stop shop for high-throughput characterization of soil microstructure, flow and transport…

Hydro-Biogeochemical Process Dynamics in the Groundwater-Surface Water Interaction Zone

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

John Zachara

This is a renewal proposal for a previous collaborative effort between the PNNL Scientific Focus Area (SFA) and EMSL.PNNL Scientific Focus Area. The PNNL SFA will develop a predictive understanding…

Community-enabled Data-Model Integration Infrastructure (CD-MII)

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Timothy Scheibe

The scientific questions addressed by EMSL and BER researchers are inherently multiscale and multidisciplinary, which leads to extensive needs for integration of models and data representing a…

Hybrid Numerical Methods for Multiscale Modeling of Subsurface Biogeochemical Processes

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Bruce Palmer

Project type

Limited Scope

This proposal for a development account on the EMSL MPP2 cluster is to support the SciDAC Science Application (SA) proposal "Hybrid Numerical Methods for Multiscale Modeling of Subsurface…

Research Innovation through Next-Generation Supercomputing (RINGS)

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Timothy Scheibe

The subsurface environment is highly heterogeneous and structured across a wide range of physical scales. Microorganisms sense and respond to environmental conditions within a very small spatial…

River Corridor Hydrobiogeochemistry from Reaction to Basin Scale

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

James Stegen

The PNNL River Corridor SFA will transform understanding of spatial and temporal dynamics in river corridor hydrobiogeochemistry from reaction to watershed and basin scales, enabling mechanistic…

Hybrid Numerical Methods for Multiscale Modeling of Subsurface Biogeochemical Processes

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Bruce Palmer

Project type

Large-Scale EMSL Research

The project is focused on developing a component-based framework and associated parallel software components for doing large scale simulations of subsurface reactive transport by combining different…

Research Innovation through Next-Generation Supercomputing (RINGS)

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Timothy Scheibe

The subsurface environment is highly heterogeneous and structured across a wide range of physical scales. Microorganisms sense and respond to environmental conditions within a very small spatial…

High-Performance Computing to Evaluate Hierarchical Heterogeneity Paradigms in Sedimentary Aquifer Systems

Lead Institution

Wright State University

Principal Investigator

Robert Ritzi

Project type

Large-Scale EMSL Research

We propose computational research that leads to a better understanding of processes governing ground-water flow and reactive mass transport in the subsurface. The goal is to produce simulations…

Multiscale Numerical Experiments on Multiphase Flow using a Geologically Realistic Numerical Testbed

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Timothy Scheibe

The dynamics of multiphase fluid flow and immiscible displacement play an important role in many subsurface applications including water drainage and imbibition, geological carbon sequestration,…

Mechanistic Modeling of Subsurface Multifluid Flow and Biogeochemical Reactive Transport

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Steven Yabusaki

Project type

Capability Research

A reliable means of quantitatively predicting fluid movement and biogeochemistry in the subsurface environment is of significant value to the Department of Energy (DOE) and to our nation as a whole. …

Influences of Hydrologic Exchange Flows on River Corridor and Watershed Biogeochemical Function

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

James Stegen

We are developing predictive understanding of the processes that govern influences of hydrologic exchange flows on water quality, nutrient dynamics, and ecosystem health in dynamic river corridor…

Role of Microenvironments and Transition Zones in Field scale microbial ecology and biogeochemistry

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

James McKinley

Project type

Exploratory Research

This is a renewal proposal for a previous collaborative effort between the PNNL Scientific Focus Area (SFA) and EMSL. The research proposed will resolve critical Hanford and basic subsurface science…

Modelling, validation and design parameters to assist the laser-based fabrication process of micromodels

Lead Institution

Heriot-Watt University

Principal Investigator

Maria Maroto-Valer

Project type

Limited Scope

Glass substrates are more often preferred over silicon and polymers for the manufacturing of microfluidic devices because of their high transparency, thermal stability, hardness and chemical…

Role of Microenvironments and Transition Zones in Field Scale Microbial Ecology and Biogeochemistry

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

James McKinley

Project type

Limited Scope

This is a renewal proposal for a previous collaborative effort between the PNNL Scientific Focus Area (SFA) and EMSL. The research proposed will resolve critical Hanford and basic subsurface science…

Research Innovation through Next-Generation Supercomputing (RINGS)

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Timothy Scheibe

The subsurface environment is highly heterogeneous and structured across a wide range of physical scales. Microorganisms sense and respond to environmental conditions within a very small spatial…

The Role of Microenvironments and Physicochemical Subsurface Components on Field Scale Biogeochemistry and Contaminant Mobility

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

James McKinley

Project type

Exploratory Research

This is a renewal proposal for a previous collaborative effort between the PNNL Scientific Focus Area (SFA) and EMSL. The research proposed will resolve critical Hanford and basic subsurface science…

A Conceptual Framework for Multiscale Simulation of Carbon Transport, Transformation and Disposition in the Soil-Plant-Microbe Continuum

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Timothy Scheibe

This project, designed to serve as the focal element of the System Thrust of EMSL’s Strategic Science Area (SSA), is aimed at the development of an integrated multiscale modeling framework that…

Role of Microenvironments and Transition Zones in Subsurface Reactive Contaminant Transport

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

James McKinley

This is a renewal proposal for a previous collaborative effort between the PNNL Scientific Focus Area (SFA) and EMSL. The research proposed will resolve critical Hanford and basic subsurface science…

A numerical framework for multiscale simulation of carbon transport, transformation and disposition in the soil-plant-microbe continuum

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Kurt Maier

A fundamental challenge in development of predictive models of complex environmental and biological systems is posed by the extreme disparity between the physical scales (length and time) at which…

Role of Microenvironments and Transition Zones in Subsurface Reactive Contaminant Transport

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

James McKinley

This is a renewal proposal for a previous collaborative effort between the PNNL Scientific Focus Area (SFA) and EMSL. The research proposed will resolve critical Hanford and basic subsurface science…

Model-Driven Datasets for Plant-Soil-Microbe Interactions using a RhizoCell Experimental System

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Timothy Scheibe

A critical aspect of SSA system-level studies is the iterative integration of models and experiments (ModEx) across multiple physical scales and processes. This project will produce holistic…

Hydro-Biogeochemical Process Dynamics in the Groundwater-Surface Water Interaction Zone

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

John Zachara

This is a renewal proposal for a previous collaborative effort between the PNNL Scientific Focus Area (SFA) and EMSL.PNNL Scientific Focus Area. The PNNL SFA will develop a predictive understanding…

Influences of Hydrologic Exchange Flows on River Corridor and Watershed Biogeochemical Function

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

James Stegen

We are developing predictive understanding of the processes that govern influences of hydrologic exchange flows on water quality, nutrient dynamics, and ecosystem health in dynamic river corridor…

AMANZI - A New Community-Based High-Performance Code for Reactive Transport Modeling: Deployment for BER Science Applications

Lead Institution

Los Alamos National Laboratory

Principal Investigator

John Moulton

Project type

Large-Scale EMSL Research

Advancing predictive models of complex environmental systems, such as the Earth's subsurface and terrestrial ecosystems, requires that high-performance computational software and hardware be…

Influences of Hydrologic Exchange Flows on River Corridor and Watershed Biogeochemical Function

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

James Stegen

We are developing predictive understanding of the processes that govern influences of hydrologic exchange flows on water quality, nutrient dynamics, and ecosystem health in dynamic river corridor…

Studying motility pattern of Geobacter for improved understanding of their role in immobilization of some metals

Lead Institution

Desert Research Institute

Principal Investigator

Rishi Parashar

Project type

Limited Scope

Remediation of metal and radionuclide contaminants in soil and groundwater systems is challenging because of their strong chemical interactions with mineral surfaces and low concentration limits for…

Transport and Retention of Motile Microbes in Pore-Networks

Lead Institution

Desert Research Institute

Principal Investigator

Rishi Parashar

Project type

Limited Scope

Remediation of metal and radionuclide contaminants in soil and groundwater systems is challenging because of their strong chemical interactions with mineral surfaces and low concentration limits for…

Multiscale Numerical Experiments on Multiphase Flow using a Geologically Realistic Numerical Testbed

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Timothy Scheibe

The dynamics of multiphase fluid flow and immiscible displacement play an important role in many subsurface applications including water drainage and imbibition, geological carbon sequestration,…

River Corridor Hydrobiogeochemistry from Reaction to Basin Scale

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

James Stegen

The PNNL SBR SFA will transform understanding of spatial and temporal dynamics in river corridor hydrobiogeochemistry from reaction to watershed and basin scales, enabling mechanistic representation…

Projects