Publications
Found 131 results
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Effects of dominant material properties on the stability and transport of TiO2 nanoparticles and carbon nanotubes in aquatic environments: from synthesis to fate. Environmental Science: Processes & Impacts. 15(1):169-189.
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2013. Persistence of commercial nanoscaled zero-valent iron (nZVI) and by-products. Journal of Nanoparticle Research. 15(1):1-18.
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2013. Removal of heavy metals from aqueous solution using a novel composite of recycled materials. Colloids and Surfaces A: Physicochemical and Engineering Aspects.
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2013. . 2013.
Clay particles destabilize engineered nanoparticles in aqueous environments. Environmental science & technology. 46(14):7520-7526.
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2012. Ecosystem protection, integrated management and infrastructure are vital for improving water quality in Africa. Environmental science & technology. 46(9):4699-4700.
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2012. Effect of surface coating and organic matter on the uptake of CeO2 NPs by corn plants grown in soil: Insight into the uptake mechanism. Journal of hazardous materials.
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2012. How do stream organisms respond to, and influence, the concentration of titanium dioxide nanoparticles? A mesocosm study with algae and herbivores Environmental Toxicology and Chemistry. 31(10):2414-2422.
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2012. . 2012.
Increased mobility of metal oxide nanoparticles due to photo and thermal induced disagglomeration. PLoS One. 7(5):e37363.
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2012. Investigation of two magnetic permanently confined micelle array sorbents using nonionic and cationic surfactants for the removal of PAHs and pesticides from aqueous media. Water, Air, & Soil Pollution. 223(7):3647-3655.
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2012. Microscopic and spectroscopic methods applied to the measurements of nanoparticles in the environment. Applied Spectroscopy Reviews. 47(3):180-206.
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2012. Photoinduced Disaggregation of TiO2 Nanoparticles Enables Transdermal Penetration. PloS one. 7(11):e48719.
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2012. TiO2 Nanoparticles Are Phototoxic to Marine Phytoplankton. PloS one. 7(1):e30321.
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2012. Toxicity of nano-zero valent iron to freshwater and marine organisms. Plos One. 7(8):e43983.
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2012. Uptake, accumulation, and biotransformation of metal oxide nanoparticles by a marine suspension-feeder. Journal of hazardous materials.
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2012. ZnO nanoparticle fate in soil and zinc bioaccumulation in corn plants (Zea mays) influenced by alginate. Environmental Science Processes and Impacts. 15(1):260.
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2012. Adsorption of perchlorate and other oxyanions onto magnetic permanently confined micelle arrays (Mag-PCMAs). Water Research.
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2011. Influence of natural organic matter on the aggregation and deposition of titanium dioxide nanoparticles. Journal of Hazardous Materials.
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2011. Magnetic Pollen Grains as Sorbents for Facile Removal of Organic Pollutants in Aqueous Media. Journal of Hazardous Materials.
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2011. . 2011.
Metal oxide nanomaterials in seawater: Linking physicochemical characteristics with biological response in sea urchin development. Journal of hazardous materials. 192(3):1565-1571.
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2011. . 2011.
Mobility of Capped Silver Nanoparticles under Environmentally Relevant Conditions. Environmental Science & Technology.
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2011. Nanomaterials in the Environment: From Materials to High-Throughput Screening to Organisms. ACS nano. 5(1):13-20.
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2011. Natural Organic Matter Removal by Adsorption onto Magnetic Permanently Confined Micelle Arrays. Journal of Hazardous Materials.
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2011. Application of Probabilistic Collocation Method in the Uncertainty Analysis for Watershed Non-point Source Pollution Modeling. Journal of Agro-Environment Science. 29(9):1750-1756.
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2010. Comparative photoactivity of CeO2,[gamma]-Fe2O3, TiO2 and ZnO in various aqueous systems. Applied Catalysis B: Environmental.
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2010. Impacts of metal oxide nanoparticles on marine phytoplankton. Environmental science & technology. 44(19):7329-7334.
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2010. . 2010.
Natural Organic Matter Removal by Adsorption onto Carbonaceous Nanoparticles and Coagulation. Journal of Environmental Engineering. 136:1075.
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2010. Projection of California's Future Freshwater Requirements for Power Generation. Energy & Environment. 21(2):1-20.
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2010. Role of morphology in the aggregation kinetics of ZnO nanoparticles. Water research. 44(9):2948-2956.
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2010. Stability and aggregation of metal oxide nanoparticles in natural aqueous matrices. Environmental science & technology. 44(6):1962-1967.
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2010. AgInput: An Agricultural Nutrient and Pesticide Source Model. Environmental Modeling and Assessment. 14(3):391-403.
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2009. Analytical modeling of polycyclic aromatic hydrocarbon loading and transport via road runoff in an urban region of Beijing, China. Water Resources Research. 45(1):W01423.
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2009. Chemically enhanced primary treatment (CEPT) for removal of carbon and nutrients from municipal wastewater treatment plants: a case study of Shanghai.. Water Science and Technology. 60(7):1803-1809.
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2009. Management of Urban Road Runoff Containing PAHs: Probabilistic Modeling and Its Application in Beijing, China1. JAWRA Journal of the American Water Resources Association. 45(4):1009-1018.
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2009. Management of urban road runoff containing PAHs: probabilistic modeling and its application in Beijing, China.. Journal of the American Water Resources Association. 45(4):1009-1018.
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2009. Natural and engineered nano and colloidal transport: Role of zeta potential in prediction of particle deposition. Langmuir. 25(12):6856-6862.
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2009. Partitioning of hydrophobic pesticides within a soil-water-anionic surfactant system. water research. 43(3):706-714.
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2009. Sorption and desorption of atrazine and diuron onto water dispersible soil primary size fractions. water research. 43(5):1448-1456.
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2009. Stochastic analysis of transient three-phase flow in heterogeneous porous media. Stochastic Environmental Research and Risk Assessment. 23(1):93-109.
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2009. The University of California Center for the Environmental Implications of Nanotechnology. Environmental science & technology. 43(17):6453-6457.
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2009. . 2009.
Adsorption of hydrophobic organic compounds onto a hydrophobic carbonaceous geosorbent in the presence of surfactants. Environmental Toxicology and Chemistry. 27(6):1237-1243.
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2008. Assessing the US Clean Water Act 303 (d) listing process for determining impairment of a waterbody. Journal of Environmental Management. 86(4):699-711.
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2008. Enhanced environmental mobility of carbon nanotubes in the presence of humic acid and their removal from aqueous solution. small. 4(12):2166-2170.
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2008. Magnetic permanently confined micelle arrays for treating hydrophobic organic compound contamination. Journal of the American Chemical Society. 131(1):182-188.
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2008. . 2008.
Particle-Size Dependent Sorption and Desorption of Pesticides within a Water− Soil− Nonionic Surfactant System. Environmental science & technology. 42(9):3381-3387.
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2008. Partitioning of hydrophobic organic compounds within soil-water-surfactant systems. Water research. 42(8-9):2093-2101.
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2008. Soil particle-size dependent partitioning behavior of pesticides within water-soil-cationic surfactant systems. water research. 42(14):3781-3788.
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2008. Stochastic Watershed Water Quality Simulation for TMDL Development–A Case Study in the Newport Bay Watershed1. JAWRA Journal of the American Water Resources Association. 44(6):1397-1410.
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2008. California’s Energy-Water Nexus: Water Use in Electricity Generation. Southwest Hydrology September/October. :20-22.
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2007. Effect of advancing velocity and fluid viscosity on the dynamic contact angle of petroleum hydrocarbons. Journal of Petroleum Science and Engineering. 58(1-2):201-206.
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2007. Effect of operational parameters on the recovery rate of an oleophilic drum skimmer. Journal of hazardous materials. 148(1-2):136-143.
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2007. A framework for assessing the impact of land use policy on community exposure to air toxics. Journal of environmental management. 83(2):213-227.
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2007. Interfacial interactions between hydrocarbon liquids and solid surfaces used in mechanical oil spill recovery. Journal of colloid and interface science. 305(2):286-292.
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2007. A review of visualization techniques of biocolloid transport processes at the pore scale under saturated and unsaturated conditions. Advances in water resources. 30(6-7):1392-1407.
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2007. Uncertainty assessment in watershed-scale water quality modeling and management: 2. Management objectives constrained analysis of uncertainty (MOCAU). Water Resour. Res. 43:W08408.
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2007. . 2007.
Improved mechanical oil spill recovery using an optimized geometry for the skimmer surface. Environmental science & technology. 40(24):7914-7918.
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2006. Optimization of Oleophilic Skimmer Recovery Surface: Field Testing at Ohmsett Facility.. A report for the US Department of the Interior Mineral Management Service, MMS Contract. (1435-01)
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2006. Pore-scale visualization of colloid straining and filtration in saturated porous media using micromodels. Water Resour. Res. 42(12):W12S02.
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2006. Special Section: Colloid Transport in Subsurface Environments-W12SO2 Pore-scale visualization of colloid straining and filtration in saturated porous media using micromodels (DOI 10.1029/2005WR004639). Water Resources Research. 42(12)
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2006. A stochastic analysis of transient two-phase flow in heterogeneous porous media. Water Resour. Res. 42:W03425.
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2006. Tree canopy biota in the Great Smoky Mountains National Park. Symposium entitled “All Taxa Biodiversity Inventory: A search for species in our own “backyard.” SE Biol. 53:144.
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2006. Understanding parameter sensitivity and its management implications in watershed-scale water quality modeling. Water resources research. 42(5):W0542.
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2006. Evaluation of the impact of and management strategies for Diazinon and Chlorpyrifos in Newport Bay. California and the World Ocean'02: Revisiting and Revising California's Ocean Agenda-Proc. Conf., CWO'02, 2005. :1158-1163.
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2005. Free riding in voluntary environmental programs: The case of the US EPA WasteWise program. Policy Sciences. 38(2):91-106.
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2005. Intermittent filtration of bacteria and colloids in porous media. Water Resour. Res. 41(9):W09408.
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2005. Mass transfer of ozone using a microporous diffuser reactor system. Ozone: science & engineering. 27(1):45-51.
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2005. A Method to Characterize Materials to be Used on Oleophilic skimmers. International Oil Spill Conference. 2005(1):837-840.
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2005. Steps towards modeling nutrient export in coastal Californian streams with a Mediterranean climate. Agricultural water management. 77(1-3):144-158.
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2005. A stochastic analysis of steady state two-phase flow in heterogeneous media. Water Resour. Res. 41(1):w01006.
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2005. . 2005.
Complex NAPL site characterization using fluorescence part 1: Selection of excitation wavelength based on NAPL composition. SOIL SEDIMENT CONTAMINATION. 13(2):103-118.
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2004. Complex NAPL Site Characterization Using Fluorescence Part 2: Analysis of Soil Matrix Effects on the Excitation/Emission Matrix. SOIL SEDIMENT CONTAMINATION. 13(2):119-134.
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2004. Complex NAPL Site Characterization Using Fluorescence Part 3: Detection Capabilities for Specific Excitation Sources. Soil Sediment Contamination. 13(2):135-148.
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2004. Determining critical water quality conditions for inorganic nitrogen in dry, semi-urbanized watersheds. JAWRA Journal of the American Water Resources Association. 40(3):721-735.
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2004. Early breakthrough of colloids and bacteriophage MS2 in a water-saturated sand column. Water Resour. Res. 40(8):W08304.
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2004. Pore-scale processes that control dispersion of colloids in saturated porous media. Water Resour. Res. 40(3):W03503.
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2004. Transport of colloids in unsaturated porous media: Explaining large-scale behavior based on pore-scale mechanisms. Water Resources Research. 40(12)
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2004. Effect of spreading coefficient on three-phase relative permeability of nonaqueous phase liquids. Water Resour. Res. 39(10):1288.
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2003. Subsurface Hydrology-SBH 8. Effect of spreading coefficient on three-phase relative permeability of nonaqueous phase liquids (DOI 10.1029/2003WR002071). Water Resources Research. 39(10)
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2003. Transport of colloids in saturated porous media: A pore-scale observation of the size exclusion effect and colloid acceleration (DOI 10.1029/2002WR001583). WATER RESOURCES RESEARCH. 39(4):SBH11-SBH11.
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2003. Transport of colloids in saturated porous media: A pore-scale observation of the size exclusion effect and colloid acceleration. Water Resour. Res. 39(4):1109.
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2003. Transport of colloids in unsaturated porous media: A pore-scale observation of processes during the dissolution of air-water interface. Water Resour. Res. 39(12):1346.
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2003. Transport of colloids in unsaturated porous media: A pore-scale observation of processes during the dissolution of air-water interface. Water resources research. 39(12):SBH6.1-SBH6.10.
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2003. DNAPL characterization methods and approaches, Part 2: Cost comparisons. Ground Water Monitoring & Remediation. 22(1):46-61.
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2002. Hollow Fiber Membranes and Spray Aeration to Remove MTBE, DNAPLS, and Other Recalcitrant Compounds from Soils and Groundwater. Soil and Sediment Contamination. 11(3):436-436.
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2002. Kinetics and products of reactions of MTBE with ozone and ozone/hydrogen peroxide in water. Journal of hazardous materials. 89(2-3):197-212.
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2002. Modelling the seasonal variation in bioavailability of residual NAPL in the vadose zone. IAHS PUBLICATION. :133-140.
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2002. Seasonal variation in bioavailability of residual NAPL in the vadose zone. International Groundwater Symposium, IAHS, Berkeley, Calif.
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2002. DNAPL characterization methods and approaches, Part 1: Performance comparisons. Ground Water Monitoring & Remediation. 21(4):109-123.
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2001. Hydrophobic hollow fiber membranes for treating MTBE-contaminated water. Environmental science & technology. 35(9):1875-1879.
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2001. Low temperature catalytic decomposition and oxidation of MTBE. Applied Catalysis B: Environmental. 34(2):87-95.
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2001. Measurement of Henry's law constant for methyl tert‐butyl ether using solid‐phase microextraction. Environmental toxicology and chemistry. 20(8):1625-1629.
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2001. Use of LIF for Real‐Time In‐Situ Mixed NAPL Source Zone Detection. Ground Water Monitoring & Remediation. 21(1):67-76.
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2001. Behavior of Nonaqueous Phase Liquids in Fractured Porous Media under Two‐Phase Flow Conditions. Transport in Porous Media. 38(1):189-203.
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2000. Cost-benefit analysis of methyl tert-butyl ether and alternative gasoline formulations. Environmental Science & Policy. 3(4):173-188.
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2000. An evaluation of physicochemical treatment technologies for water contaminated with MTBE. Ground Water Monitoring & Remediation. 20(4):114-126.
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2000. . 2000.
Advances in groundwater treatment to remove MTBE. HAZARDOUS AND INDUSTRIAL WASTES. 31:199-208.
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1999. Effect of fracture aperture variations on the dispersion of contaminants. Water resources research. 35(1):55-63.
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1999. Health and environmental assessment of MTBE: the California perspective. Proc. Annu. Conf., Am. Water Works Assoc. :165-179.
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1999. Remediation of MTBE‐Contaminated Water and Soil. Remediation Journal. 10(1):55-68.
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1999. Use of Laser Induced Fluorescence to Detect DNAPL and Fluorophore Mixtures In-Situ. Proceedings of the XXVIII IAHR Congress, Graz, Austria.
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1999. Arturo A. Keller, Linda Fernandez, Samuel Hitz, Heather Kun. Phase II Reformulated Gasoline Requirements, in Health and environmental assessment of MTBE.
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1998. Cost and performance evaluation of treatment technologies for MTBE-contaminated water. Health and environmental assessment of MTBE. 4
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1998. Displacement of DNAPLs from Fractured Media Using Steam Injection. Nonaqueous-Phase Liquids: Remediation of Chlorinated and Recalcitrant Compounds. Batelle Press, Columbus, Ohio. 13
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1998. Health and environmental assessment of MTBE. Report to the Governor and Legislature of the State of California as Sponsored by SB. 521
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1998. Health & environmental assessment of MTBE, summary and recommendations. UC TSR&TP Report to the Governor of California.
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1998. High resolution, non-destructive measurement and characterization of fracture apertures. International Journal of Rock Mechanics and Mining Sciences. 35(8):1037-1050.
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1998. Impact of carbon storage through restoration of drylands on the global carbon cycle. Environmental management. 22(5):757-766.
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1998. An integral cost-benefit analysis of gasoline formulations meeting California Phase II Reformulated Gasoline requirements. Health and environmental assessment of MTBE. 5
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1998. Steam injection to displace DNAPLs from fractured media. IAHS Publication(International Association of Hydrological Sciences). (250):105-110.
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1998. Use of fluorophore/DNAPL mixtures to detect DNAPLs in-situ. Nonaqueous-Phase Liq uids, Remediation of Chlorinated and Recalcitrant Com pounds. :131–136.
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1998. High resolution CAT imaging of fractures in consolidated materials. International Journal of Rock Mechanics and Mining Sciences. 34(3):155.e1-155.e16.
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1997. Micromodel observation of the role of oil layers in three-phase flow. Transport in Porous Media. 26(3):277-297.
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1997. The CO2 fertilization factor and the ‘missing’carbon sink. Climatic change. 33(1):63-68.
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1996. Modeling the oceanic storage of fossil fuel emissions. Preprints of Papers, American Chemical Society, Division of Fuel Chemistry. 41(CONF-960807--)
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1996. . 1996.
Oceanic transport and storage of carbon emissions. Climatic change. 30(4):367-395.
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1995. Prediction of single phase transport parameters in a variable aperture fracture. Geophysical research letters. 22(11):1425-1428.
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1995. The human effect on the global carbon cycle: Response functions to analyze management strategies. World Resources Review. 6:63-87.
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1994. Propagation of uncertainty in carbon emission scenarios through the global carbon cycle. World Resource Review;(United States). 6(CONF-940422--)
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1994.