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

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Christopher W. Bielawski

The University of Texas at Austin

Department of Chemistry and Biochemistry

1 University Station- A5300
Austin, TX 78712

bielawski@cm.utexas.edu

Project List:

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

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

Publications & Presentations:

Journal Articles - 8
2014
Dong, J., Worthen, A. J., Foster, L. M., Chen, Y., Cornell, K. A., Bryant, S. L., Truskett, T. M., Bielawski, C. W., & Johnston, K. P. (2014). Modified Montmorillonite Clay Microparticles for Stable Oil-in-Seawater Emulsions. *ACS Applied Materials & Interfaces*, 6(14), 11502-11513.
Foster, E. L., Xue, Z., Roach, C. M., Larsen, E. S., Bielawski, C. W., & Johnston, K. P. (2014). Iron Oxide Nanoparticles Grafted with Sulfonated and Zwitterionic Polymers: High Stability and Low Adsorption in Extreme Aqueous Environments. *ACS Macro Letters*, 3(9), 867-871.
Foster, L. M., Worthen, A. J., Foster, E. L., Dong, J., Roach, C. M., Metaxas, A. E., Hardy, C. D., Larsen, E. S., Bollinger, J. A., Truskett, T. M., Bielawski, C. W., & Johnston, K. P. (2014). High Interfacial Activity of Polymers “Grafted through” Functionalized Iron Oxide Nanoparticle Clusters. *Langmuir*, 30(34), 10188-10196.
Worthen, A. J., Foster, L. M., Dong, J., Bollinger, J. A., Peterman, A. H., Pastora, L. E., Bryant, S. L., Truskett, T. M., Bielawski, C. W., & Johnston, K. P. (2014). Synergistic Formation and Stabilization of Oil-in-Water Emulsions by a Weakly Interacting Mixture of Zwitterionic Surfactant and Silica Nanoparticles. *Langmuir*, 30(4), 984-994.
Xue, Z., Foster, E., Wang, Y., Nayak, S., Cheng, V., Ngo, V. W., Pennell, K. D., Bielawski, C. W., & Johnston, K. P. (2014). Effect of Grafted Copolymer Composition on Iron Oxide Nanoparticle Stability and Transport in Porous Media at High Salinity. *Energy & Fuels*, 28(6), 3655-3665.
2013
Bagaria, H. G., Neilson, B. M., Worthen, A. J., Xue, Z., Yoon, K. Y., Cheng, V., Lee, J. H., Velagala, S., Huh, C., Bryant, S. L., Bielawski, C. W., & Johnston, K. P. (2013). Adsorption of iron oxide nanoclusters stabilized with sulfonated copolymers on silica in concentrated NaCl and CaCl2 brine. *Journal of Colloid and Interface Science, 398*, 217-226.
Bagaria, H. G., Xue, Z., Neilson, B. M., Worthen, A. J., Yoon, K. Y., Nayak, S., Cheng, V., Lee, J. H., Bielawski, C. W., & Johnston, K. P. (2013). Iron Oxide Nanoparticles Grafted with Sulfonated Copolymers are Stable in Concentrated Brine at Elevated Temperatures and Weakly Adsorb on Silica. *ACS Applied Materials & Interfaces*, 5(8), 3329-3339.
Bagaria, H. G., Yoon, K. Y., Neilson, B. M., Cheng, V., Lee, J. H., Worthen, A. J., Xue, Z., Huh, C., Bryant, S. L., Bielawski, C. W., & Johnston, K. P. (2013). Stabilization of Iron Oxide Nanoparticles in High Sodium and Calcium Brine at High Temperatures with Adsorbed Sulfonated Copolymers. *Langmuir*, 29(10), 3195-3206.