Search Results - "Knightes, C. D."

Mercury and methylmercury stream concentrations in a Coastal Plain watershed: A multi-scale simulation analysis by Knightes, C.D., Golden, H.E., Journey, C.A., Davis, G.M., Conrads, P.A., Marvin-DiPasquale, M., Brigham, M.E., Bradley, P.M.

“…Mercury is a ubiquitous global environmental toxicant responsible for most US fish advisories. Processes governing mercury concentrations in rivers and streams…”
Get full text

Characterizing mercury concentrations and fluxes in a Coastal Plain watershed: Insights from dynamic modeling and data by Golden, H. E., Knightes, C. D., Conrads, P. A., Davis, G. M., Feaster, T. D., Journey, C. A., Benedict, S. T., Brigham, M. E., Bradley, P. M.

“…Mercury (Hg) is one of the leading water quality concerns in surface waters of the United States. Although watershed‐scale Hg cycling research has increased in…”
Get full text

Long-Term Composition Dynamics of PAH-Containing NAPLs and Implications for Risk Assessment by Peters, Catherine A, Knightes, Christopher D, Brown, Derick G

“…Subsurface contaminants such as coal tar, creosote, diesel fuel, and other petroleum-derived materials typically exist as very complex chemical mixtures. Risk…”
Get full text

Statistical analysis of nonlinear parameter estimation for monod biodegradation kinetics using bivariate data by Knightes, Christopher D., Peters, Catherine A.

“…A nonlinear regression technique for estimating the Monod parameters describing biodegradation kinetics is presented and analyzed. Two model data sets were…”
Get full text

Risk Assessment for Polycyclic Aromatic Hydrocarbon NAPLs Using Component Fractions by Brown, Derick G, Knightes, Christopher D, Peters, Catherine A

“…Polycyclic aromatic hydrocarbons (PAHs) are important environmental contaminants because of their suspected carcinogenicity. PAH contamination is often found…”
Get full text

Phase Stability of Multicomponent NAPLs Containing PAHs by Peters, Catherine A, Mukherji, Suparna, Knightes, Christopher D, Weber, Walter J

“…Multicomponent nonaqueous phase liquid (NAPL) contaminants that contain compounds that are solids in their pure states can undergo phase transformations. This…”
Get full text

Multicomponent NAPL solidification thermodynamics by PETERS, C. A, WAMMER, K. H, KNIGHTES, C. D

“…Nonaqueous phase liquid (NAPL) contaminants that are chemical mixtures often contain compounds that are solids in their pure states. In the environment,…”
Get full text

Development and test application of a screening-level mercury fate model and tool for evaluating wildlife exposure risk for surface waters with mercury-contaminated sediments (SERAFM) by Knightes, Christopher D.

“…Complex chemical cycling of mercury in aquatic ecosystems means that tracing the linkage between anthropogenic and natural loadings of mercury to watersheds…”
Get full text

Multisubstrate biodegradation kinetics for binary and complex mixtures of polycyclic aromatic hydrocarbons by Knightes, Christopher D., Peters, Catherine A.

“…Biodegradation kinetics were studied for binary and complex mixtures of nine polycyclic aromatic hydrocarbons (PAHs): Naphthalene, 1‐methylnaphthalene,…”
Get full text

Evaluating predictive errors of a complex environmental model using a general linear model and least square means by Knightes, Christopher D., Cyterski, Michael

“…A general linear model (GLM) was used to evaluate the deviation of predicted values from expected values for a complex environmental model. For this…”
Get full text