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Investigating the effect of oil spills
on the environment and public health.
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Geoffrey D. Bothun

University of Rhode Island

Department of Chemical Engineering

205 Crawford Hall
Kingston , RI  02811  

gbothun@uri.edu

Project List:

Molecular Engineering of Food-Grade Dispersants as Highly Efficient and Safe Materials for the Treatment of Oil Spills

Year 6-8 Investigator Grants (RFP-V)Role: Co-Principal Investigator

Consortium for the Molecular Engineering of Dispersant Systems (C-MEDS)

Year 2-4 Consortia Grants (RFP-I)Role: Co-Principal Investigator, Task Co-Lead

Publications & Presentations:

Journal Articles - 5

2019

Fernandes, J. C., Agrawal, N. R., Aljirafi, F. O., Bothun, G. D., McCormick, A. V., John, V. T., & Raghavan, S. R. (2019). Does the Solvent in a Dispersant Impact the Efficiency of Crude-Oil Dispersion?. Langmuir, 35(50), 16630-16639.
Omarova, M., Swientoniewski, L. T., Mkam Tsengam, I. K., Blake, D. A., John, V., McCormick, A., Bothun, G. D., Raghavan, S. R., & Bose, A. (2019). Biofilm Formation by Hydrocarbon-Degrading Marine Bacteria and Its Effects on Oil Dispersion. ACS Sustainable Chemistry & Engineering, 7(17), 14490-14499.

2017

Rocchio, J., Neilsen, J., Everett, K., & Bothun, G. D. (2017). A solvent-free lecithin-Tween 80 system for oil dispersion. Colloids and Surfaces A: Physicochemical and Engineering Aspects, 533, 218-223.

2015

Riehm, D. A., Neilsen, J. E., Bothun, G. D., John, V. T., Raghavan, S. R., & McCormick, A. V. (2015). Efficient dispersion of crude oil by blends of food-grade surfactants: Toward greener oil-spill treatments. Marine Pollution Bulletin, 101(1), 92-97.

2014

Gupta, A., Sender, M., Fields, S., & Bothun, G. D. (2014). Phase and sedimentation behavior of oil (octane) dispersions in the presence of model mineral aggregates. Marine Pollution Bulletin, 87(1-2), 164-170.

Conference Presentations - 16

2019

Bothun, G. R., J.; Ganji, N. M., A.; John, V. R., & S (2019). Microscopic Evolution of Biofilm Formation in Dispersed Oil Droplet-Bacteria Agglomerates. In Gulf of Mexico Oil Spill & Ecosystem Science Conference 2019
Mkam Tsengam, I. O., M.; Rocchio, J. A., N.; Swientoniewski, L. R., S.; McCormick, A. B., G.; Blake, D. J., & V (2019). The self-assembly of dispersants at the oil-water interface probed through small angle neutron scattering and cryogenic electron microscopy. In Gulf of Mexico Oil Spill & Ecosystem Science Conference 2019

2018

Ganji, N. R., J.; Raghavan, S. M., A.V.; Bothun, G. J., & V.T (2018). Microscopic evolution of biofilm formation in dispersed oil droplet-bacteria agglomerates. In 2018 American Institute of Chemical Engineers (AIChE) Annual Meeting
McCormick, A. B., G.D.; John, V. R., & S.R (2018). Efficient dispersion of crude oil by food-grade surfactants: The potential of lecithin. In 2018 American Institute of Chemical Engineers (AIChE) Annual Meeting
Rocchio, J. B., & G.D (2018). Surfactant enhanced bioremediation of oil by Alcanivorax borkumensis using oil dispersed by food-grade amphiphiles. In Gulf of Mexico Oil Spill & Ecosystem Science Conference 2018
Tsengam, I. O., M.; Raghavan, S. M., A.V.; Bothun, G. J., & V.T (2018). Composition-driven structural transitions from vesicles to bicelles to micelles using phospholipid and nonionic surfactant mixtures. In 2018 American Institute of Chemical Engineers (AIChE) Annual Meeting
Tsengam, I. O., M.; Rocchio, J. S., L.; Agrawal, N. B., D.; Raghavan, S. M., A.V.; Bothun, G. J., & V.T (2018). A comprehensive view of an effective alternative dispersant system using food grade surfactants. In Gulf of Mexico Oil Spill & Ecosystem Science Conference 2018

2017

Bothun, G. J., V.; Blake, D. S., L.; Omarova, M. R., J.; Raghavan, S. M., & A (2017). Growth of Alcanivorax borkumensis using oil dispersed by food grade amphiphiles. In Gulf of Mexico Oil Spill & Ecosystem Science Conference 2017
Bothun, G. R., J.; John, V. R., & S.; McCormick, A. (2017). Oil Spill Dispersion with Food-Grade Amphiphiles: Formation of Oil-Bacteria Agglomerates During Oil Biodegradation. In 2017 AIChE Annual Meeting
McCormick, A. A., J.; Neilsen, K. B., G.; John, V. R., & S.; Riehm, D. (2017). Efficient Dispersion of Crude Oil by Blends of Food-Grade Surfactants: Toward Greener Oil Spill Treatments. In 2017 AIChE Annual Meeting
McCormick, A. A., J.; Neilsen, K. B., G.; John, V. R., & S.; Riehm, D. (2017). Efficient Dispersion of Crude Oil by Blends of Food-Grade Surfactants: Toward Greener Oil Spill Treatments. In Gulf of Mexico Oil Spill & Ecosystem Science Conference 2017
Rocchio, J. N., J.; Everett, K. B., & G.D (2017). Oil emulsification in seawater using aqueous lecithin/Tween 80 self-assemblies. In Gulf of Mexico Oil Spill & Ecosystem Science Conference 2017

2014

Fanaritas, N. R., J.; Fields, S. B., & G.D (2014). Environmentally Responsible Oil Cleanup through Dispersion with Lipid-Coated Silica Particles. In Northeast AlChE Student Conference, University of Connecticut
Rocchio, J. S., M.; Fields, S. F., & N.; Bothun, G. (2014). Polysorbate 80/Lecithin Micellar Mixtures as Alternative Oil Dispersants. In Northeast AlChE Student Conference, University of Connecticut

2013

Bothun, G. G., A.; Zhang, H. F., & S.; Oyenandal-Craver, V. (2013). Silica Nanoparticle Oil-in-Water Pickering Emulsions in Deionized Water and Artificial Seawater. In Gulf of Mexico Oil Spill & Ecosystem Science Conference 2013
Bothun, G. G., A.; Zhang, H. F., & S.; Oyenandal-Craver, V. (2013). Nutrient-doped silica nanoparticle Pickering emulsions for enhanced oil biodegradation. In ACS Annual Conference