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Extramural Research

Grantee Research Project Results

Grantee Research Project Results

Research Centers
Western HSRC

Oregon State University

Center Publications:

Views: All publications Selected publication types Journal articles Publications submitted after final report

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Main Center Abstract:

Western Region Hazardous Substance Research Center

Center Research Projects:

R825689C001 - Interactions between Electron Acceptors in the Treatment of Wastewaters Containing Sulfate, Chlorophenols and Acetate

R825689C002 - Enhancing Biodegradation with Sorption and Alternating Aerobic/Anaerobic Environments

R825689C003 - Development and Verification of a Numerical Model to Predict the Fate and Transport of Chlorinated Phenols in Groundwater

R825689C004 - Redox Transformations of Inorganic Pollutants: Coupling to the Biogeochemical Matrix

R825689C005 - Hexavalent Chromium Sorption and Desorption in Natural Soils and Subsoils

R825689C006 - Biotransformation of Ordnance Wastes Using Unique Consortia of Anaerobic Bacteria

R825689C007 - The Effect of Environmental Conditions on Reductive Dechlorination Rates

R825689C008 - Lead Sorption, Transport, and Remediation in Natural Soils and Subsoils

R825689C009 - Degradation of Chlorinated Aliphatic Compounds by Nitrifying Bacteria

R825689C010 - Remediation of Contaminated Soil from the Baldock Station Maintenance Facility

R825689C011 - The Effect of Apparent EH, Compound Structure, and Electron Donor on Anaerobic Biotransformation of Trinitrotoluene and its Metabolites

R825689C012 - The "Bubble Wall": A Passive In Situ System for Treatment and/or Containment of Contaminated Groundwater

R825689C013 - Inhibition, Inactivation and Recovery: A Universal Model for Aerobic Cometabolic Degradation of Aliphatic Compounds

R825689C014 - Development, Characterization, and Performance Evaluation of Ferrous-Ferric Oxide Adsorbents for Metal Removal from Contaminated Groundwater

R825689C015 - Redox Transformations of Organic and Inorganic Contaminants in the Subsurface Environment

R825689C016 - Demonstration of a Permeable Barrier Technology for the Bioremediation of Ground Water Contaminated with Waste Mixtures

R825689C017 - Development of a Vitamin B12-Amended Bioremediation Process for the Reductive Dechlorination of Chlorobiphenyls at all Chlorine Positions

R825689C018 - An Investigation of the Chlorinated Hydrocarbon Substrate Range of the Filamentous Fungus, Graphium sp.

R825689C019 - Aerobic Cometabolism of Chloroform, 1,1,1-trichloroethane, 1,1-dichloroethylene, and Other Chlorinated Aliphatic Hydrocarbons by Microbes Grown on Butane and Propane

R825689C020 - Cytochrome P-450: An Emerging Catalyst for the Cometabolism of Chlorinated Aliphatic Hydrocarbons and Methyl tert-butyl Ether?

R825689C021 - In-Situ Measurement of TCE Degradation Using a Single-Well "Push-Pull" Test

R825689C022 - Development and Characterization of Redox Sensors for Environmental Monitoring

R825689C023 - Assessing Metal Speciation in the Subsurface Environment

R825689C024 - Simultaneous Removal of the Adsorbable and Electroactive Metals from Contaminated Soils and Groundwater

R825689C025 - Multisolute Sorption and Transport Model for Copper, Chromium, and Arsenic Sorption on an Iron-Coated Sand, Synthetic Groundwater System

R825689C026 - Development of Alkoxysilanes as Slow Release Substrates for the Anaerobic/Aerobic Transformation of Chlorinated Solvents

R825689C027 - Aerobic Cometabolism of Chlorinated Aliphatic Hydrocarbons by Toluene-Oxidizing Bacteria

R825689C028 - Development and Characterization of Sensors and Field Instrumentation for Monitoring of Environmental Redox Conditions

R825689C029 - Aerobic Cometabolism of Methyl tert-butyl Ether by Microorganisms Grown on Aliphatic Hydrocarbons

R825689C030 - Biotransformation of Lead and Chromate by Bacteria

R825689C031 - Magnetic Resonance Studies of Heavy Metals in Clays, Zeolites and Ceramics

R825689C032 - Probing the Redox Properties of Environmental Systems: Natural Phenolic Materials

R825689C033 - Reductive Dehalogenation at Carbon and Derivatized Carbon Electrodes

R825689C034 - Detection of Microorganisms Capable of Anaerobic Degradation of Hazardous Substances in Natural Environments

R825689C035 - Treatment of Complex Mixtures

R825689C036 - Oxidation of Chlorinated Solvents by Methanotrophs

R825689C037 - Detection and Assessment of Subsurface Contamination

R825689C038 - Design of Reliable and Cost-Effective Mitigation Schemes

R825689C039 - Gaseous Stripping of Nonaqueous Phase Liquids from the Vadose Zone

R825689C040 - Anaerobic Microbial Transformation of Homocyclic and Heterocyclic Polynuclear Aromatic Hydrocarbons

R825689C041 - Effects of Sorption on Biodegradation of Halogenated Organics

R825689C042 - Trace Metal Removal Processes

R825689C043 - FASTCHEM Applications and Sensitivity Analysis

R825689C044 - Long-term Chemical Transformation of 1,1,1-Trichloroethane (TCA) and Freon 113 under Aquifer Conditions

R825689C045 - In-Situ Anaerobic Biological Treatment of Aromatics in Groundwater

R825689C046 - Use of Starvation and Stress Promoters for Biodegradation of Hazardous Wastes

R825689C047 - Determining and Modeling Diffusion-Limited Sorption and Desorption Rates of Organic Contaminants in Heterogeneous Soils

R825689C048 - Dispersion Modeling of Volatile Organic Emissions from Ground-Level Treatment Systems

R825689C049 - Subsurface Mixing of Nutrients and Groundwater for in-Situ Bioremediation

R825689C050 - Test-Bed Evaluation of In-Situ Bioremediation of Chlorinated Aliphatic Compounds by Toluene Oxygenase Microorganisms

R825689C051 - Demonstration of in-Situ Bioremediation of Chlorinated Aliphatics by Methanotrophs at St. Joseph

R825689C052 - Aquifer Remediation Design in the Presence of Kinetic Limitations

R825689C053 - Determination of Macroscopic Transport Parameters for Biologically Reacting Solutes in Aquifers

R825689C054 - Transformation of Chlorinated Hydrocarbons by Reduced Metallocoenzymes--Kinetic Model Development and Applications to Environmental Systems

R825689C055 - Microbial Degradation of Toluene Under Sulfate-Reducing Conditions--The Role of Iron

R825689C056 - Transformation of TCE by Methanotrophic Biofilms

R825689C057 - Heavy Metals in Ceramic Matrix: Heavy Metals/Clay Interactions in Ceramic Processing

R825689C058 - Radon-222 Method for Locating and Quantifying Contamination by Residual Non-Aqueous Phase Liquids in the Subsurface

R825689C059 - Process Submodel Formulation and Parameter Estimation for Simulation of Bioremediation

R825689C060 - Enhancement of Biodegradation through the Use of Substituted Porphyrins to Treat Groundwater Contaminated with Halogenated Aliphatics

R825689C061 - Field Test of In-Situ Vapor Stripping for Removal of VOCS from Groundwater

R825689C062 - System Design for Enhanced In-Situ Biotransformation of Carbon Tetrachloride: Application to DOE's Arid Site Integrated Demonstration

R825689C063 - Modeling Strategies for Optimizing In-Situ Bioremediation

R825689C064 - Anaerobic Treatment of Chlorinated Solvent Contaminated Groundwater

R825689C065 - In Situ Treatment of Chlorinated Solvents

R825689C066 - Moffett Field In-Situ Bioremediation Study in Support of Full Scale Application

R825689C067 - Full-Scale Evaluation of In Situ Bioremediation of Chlorinated Solvent Groundwater Contamination

R825689C068 - Upscaling Pore-Scale Hydrodynamics and the Transport of Reactive Solutes

R825689C069 - Pathways of Anaerobic Toluene Metabolism by a Sulfate-Reducing Bacterium, Strain PRTOL1

R825689C070 - Anaerobic Ethylbenzene Oxidation in Denitrifying Strain EB1

R825689C071 - Molecular Approaches to Optimize Starvation Promoter Dricen TCE Bioremediation in Pseudomonas

R825689C072 - Modeling VOC Emissions from Hazardous Waste Sites

R825689C073 - Reductive Transformation of Chlorinated Hydrocarbons by Reduced Ethenes Catalyzed by Vitamin B12 - Mechanistic and Kinetic Studies

R825689C074 - Evaluation of Strategies for Full Scale Bioremediation of the Seal Beach Site Using Anaerobic Microbial Processes

R825689C075 - Trace Element Adsorption in Porous Particle Packed Beds

R825689C076 - Hydrologic and Biological Factors Affecting Aquifer Clogging During In-Situ Bioremediation

R825689C077 - Full-Scale Evaluation of an Apparatus for Down-well Oxygen Transfer to Implement In situ Bioremediation at Edwards AFB

R825689C078 - Field Testing of Palladium-Catalyzed Hydrodehalogenation for Chlorinated Hydrocarbon Removal from Groundwater

R825689C079 - Physics of Dissolution of Nonaqueous Phase Liquids: Pore Networks and Field Simulations

R825689C080 - Three-Phase Flow in Fractured Media

R825689C081 - Effects of Redox Zones on the Fate and Transport of Contaminants in the Saturated Subsurface; Characterization and Simulation

R825689C082 - Biochemical Mechanisms of PCE Dehalogenation by Strain MS-1, and its Potential for In-situ Bioaugmentation

R825689C083 - A Large Scale Model for Anaerobic Bioremediation at the Seal Beach Site

R825689C084 - Mechanisms, Chemistry, and Kinetics of Anaerobic Degradation of cDCE and Vinyl Chloride

R825689C085 - Bioenhanced In-Well Vapor Stripping to Treat Trichloroethylene (TCE)

R825689C086 - Effect of Chemical Structure on the Biodegradability of Halogenated Hydro-carbons

R825689C087 - Trace Element Adsorption in Porous Particle Packed Beds

R825689C088 - Arsenic Removal in High Capacity Porous Alumina Packed-Bed Reactors

R825689C089 - Measurement of Interfacial Areas and Mass Transfer Coefficients Between Residual PCE and Water During Surfactant Enhanced Aquifer Remediation

R825689C090 - Proof of Gene Expression During Bioaugmentation

R825689C091 - Experimental and Mathematical Study of Biomass Growth in Pore Networks and its Consequences in Bioremediation

R825689C092 - Gene probes for detecting anaerobic alkylbenzene-degrading bacteria

R825689C093 - Investigation of Palladium Catalyzed Hydrodehalogenation for the Removal of Chlorinated Groundwater Contaminants: Surface Chemistry of Catalyst Deactivation and Regeneration

R825689C094 - Aerobic Methanotrophic Transformation of Biphenyl, Monochlorobiphenyls, and Dichlorobiphenyls

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The perspectives, information and conclusions conveyed in research project abstracts, progress reports, final reports, journal abstracts and journal publications convey the viewpoints of the principal investigator and may not represent the views and policies of ORD and EPA. Conclusions drawn by the principal investigators have not been reviewed by the Agency.

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