Search Results - "Barker, James F."

Oxidation kinetics of polycyclic aromatic hydrocarbons by permanganate by Forsey, Steven P., Thomson, Neil R., Barker, James F.

“…The reactivity of permanganate towards polycyclic aromatics hydrocarbons (PAHs) is well known but little kinetic information is available. This study…”
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Methane Production and Isotopic Fingerprinting in Ethanol Fuel Contaminated Sites by Freitas, Juliana G, Fletcher, Barbara, Aravena, Ramon, Barker, James F

“…Biodegradation of organic compounds in groundwater can be a significant source of methane in contaminated sites. Methane might accumulate in indoor spaces…”
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Oxygenated gasoline release in the unsaturated zone, Part 2: Downgradient transport of ethanol and hydrocarbons by Freitas, Juliana G., Doulatyari, Behnam, Molson, John W., Barker, James F.

“…In the event of a gasoline spill containing oxygenated compounds such as ethanol and MTBE, it is important to consider the impacts these compounds might have…”
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Genetic structure of the Danish red deer (Cervus elaphus) by NIELSEN, ELSEMARIE KRAGH, OLESEN, CARSTEN RIIS, PERTOLDI, CINO, GRAVLUND, PETER, BARKER, JAMES S.F, MUCCI, NADIA, RANDI, ETTORE, LOESCHCKE, VOLKER

“…The red deer (Cervus elaphus) population in Denmark became almost extinct in recent historical times due to over-hunting. The species has subsequently…”
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Infiltration of Sulfate to Enhance Sulfate‐Reducing Biodegradation of Petroleum Hydrocarbons by Wei, Yunxiao, Thomson, Neil R., Aravena, Ramon, Marchesi, Massimo, Barker, James F., Madsen, Eugene L., Kolhatkar, Ravi, Buscheck, Tim, Hunkeler, Daniel, DeRito, Christopher M.

“…The lack of sufficient electron acceptors, particularly sulfate, can limit the rate of biodegradation of petroleum hydrocarbons (PHCs). Hence, there is a…”
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Simple Resistivity Probe System for Real‐Time Monitoring of Injected Reagents by Stevenson, David, Solano, Felipe, Wei, Yunxiao, Thomson, Neil R., Barker, James F., Devlin, J. F.

“…In situ treatment usually requires contact between an injected reagent and target contaminant to realize mass removal from source zones and plumes. Despite…”
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Denatured ethanol release into gasoline residuals, Part 2: Fate and transport by Freitas, Juliana G., Barker, James F.

“…When denatured ethanol (E95) is spilled in a site with previous gasoline contamination, it modifies the source distribution (Part 1). But it can also impact…”
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Integrated Plume Treatment Using Persulfate Coupled with Microbial Sulfate Reduction by Shayan, Mahsa, Thomson, Neil R., Aravena, Ramon, Barker, James F., Madsen, Eugene L., Marchesi, Massimo, DeRito, Christopher M., Bouchard, Daniel, Buscheck, Tim, Kolhatkar, Ravi, Daniels, Eric J.

“…The integration or sequential use of different remediation technologies, also referred to as a combined remedy, has become an emerging strategy for the…”
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Oxygenated gasoline release in the unsaturated zone — Part 1: Source zone behavior by Freitas, Juliana G., Barker, James F.

“…Oxygenates present in gasoline, such as ethanol and MTBE, are a concern in subsurface contamination related to accidental spills. While gasoline hydrocarbon…”
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Denatured ethanol release into gasoline residuals, Part 1: Source behaviour by Freitas, Juliana G., Barker, James F.

“…With the increasing use of ethanol in fuels, it is important to evaluate its fate when released into the environment. While ethanol is less toxic than other…”
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A strategy for aromatic hydrocarbon bioremediation under anaerobic conditions and the impacts of ethanol: A microcosm study by Chen, Yu Dao, Barker, James F., Gui, Lai

“…Increased use of ethanol-blended gasoline (gasohol) and its potential release into the subsurface have spurred interest in studying the biodegradation of and…”
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Migration and fate of ethanol-enhanced gasoline in groundwater: A modelling analysis of a field experiment by Freitas, Juliana G., Mocanu, Marian T., Zoby, José Luiz G., Molson, John W., Barker, James F.

“…Ethanol use as a gasoline additive is increasing, as are the chances of groundwater contamination caused by gasoline releases involving ethanol. To evaluate…”
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Genomic Analysis Revealed a Convergent Evolution of LINE-1 in Coat Color: A Case Study in Water Buffaloes (Bubalus bubalis) by Liang, Dong, Zhao, Pengju, Si, Jingfang, Fang, Lingzhao, Pairo-Castineira, Erola, Hu, Xiaoxiang, Xu, Qing, Hou, Yali, Gong, Yu, Liang, Zhengwen, Tian, Bing, Mao, Huaming, Yindee, Marnoch, Faruque, Md Omar, Kongvongxay, Siton, Khamphoumee, Souksamlane, Liu, George E, Wu, Dong-Dong, Barker, James Stuart F, Han, Jianlin, Zhang, Yi

“…Abstract Visible pigmentation phenotypes can be used to explore the regulation of gene expression and the evolution of coat color patterns in animals. Here, we…”
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Monitoring Lateral Transport of Ethanol and Dissolved Gasoline Compounds in the Capillary Fringe by Freitas, Juliana G., Barker, James F.

“…Fuel mixtures composed of gasoline and ethanol are lighter than water and, if enough volume is released into the unsaturated zone, they accumulate in the…”
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Simulating the evolution of an ethanol and gasoline source zone within the capillary fringe by Yu, Soonyoung, Freitas, Juliana G., Unger, Andre J.A., Barker, James F., Chatzis, John

“…Blending of ethanol into gasoline as a fuel oxygenate has created the scenario where inadvertent releases of E95 into soil previously contaminated by gasoline…”
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Occurrence and distribution of organic chemicals in two landfill leachate plumes by Reinhard, Martin, Barker, James F, Goodman, Naomi L

“…The occurrence of reactive trace organics in leachate from landfill sites was investigated using the chloride ion as a reference. Samples of leachate were…”
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Biodegradability of trimethylbenzene isomers under the strictly anaerobic conditions in groundwater contaminated by gasoline by Chen, Yu Dao, Gui, Lai, Barker, James F, Jiang, Yaping

“…Trimethylbenzene (TMB), as a constituent of gasoline, is often expected to be used as a conservative tracer in anaerobic BTEX-contaminated groundwater site to…”
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Sampling VOCs with Porous Suction Samplers in the Presence of Ethanol: How Much Are We Losing? by Freitas, Juliana G., Barker, James F.

“…Porous suction samplers have been widely used to obtain ground water samples from the vadose zone. However, previous studies identified different mechanisms…”
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Carbon isotope fractionation during microbial methane oxidation by Barker, James F, Fritz, Peter

“…The knowledge of both stable carbon isotope ratios in various pools and the magnitude of carbon isotope fractionation during various processes allows…”
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Laboratory evidence of MTBE biodegradation in Borden aquifer material by Schirmer, Mario, Butler, Barbara J, Church, Clinton D, Barker, James F, Nadarajah, Nalina

“…Mainly due to intrinsic biodegradation, monitored natural attenuation can be an effective and inexpensive remediation strategy at petroleum release sites…”
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