Vitae

Associate Professor, University of Oklahoma, 2005-present

Assistant Professor, University of Oklahoma, 1999-2005

Postdoctoral Researcher, University of Michigan, 1997-1999

Ph.D., Environmental Engineering, University of Michigan, 1997

M.S.E., Environmental Engineering, University of Michigan, 1993

B.S.E., Mechanical Engineering, University of Michigan, 1991

Image of a drop of tetrachloroethylene (PCE) in a nonionic surfactant/n-butanol solution. Butanol partitioning into the PCE is reducing its density, causing it to stream away from the drop. From ref. 25 below.

Publications (Journal Papers/Book Chapters)

1. Tohren C. G. Kibbey, Lixia Chen, Natee Singhaputtangkul, and David A. Sabatini, A UV-Transparent Passive Concentrator/Spectrum Deconvolution Method for Simultaneous Detection of Endocrine Disrupting Chemicals (EDCs) and Related Contaminants in Natural Waters, Chemosphere, in press.

2. Randal L. Kolar, Tohren C. G. Kibbey, Christine M. Szpilka, Kendra M. Dresback, Evan M. Tromble, Ian P. Toohey, James L. Hoggan, John H. Atkinson, Process-Oriented Tests for Validation of Baroclinic Shallow Water Models: The Lock-Exchange Problem. Ocean Modeling, 2009, 28, 137-152.

3. K.K. Muraleetharan, Chunyang Liu, Changfu Wei, Tohren C. G. Kibbey and Lixia Chen, A Coupled Elastoplastic Model for Capillary Hysteresis and Stress-Strain Behavior of Unsaturated Soils. International Journal of Plasticity, 2009, 25, 473-490.

4. Lixia Chen, David A. Sabatini and Tohren C. G. Kibbey, The Role of the Air-Water Interface in the Retention of TiO2 Nanoparticles in Porous Media during Primary Drainage, Environmental Science and Technology, 2008, 42, 1916-1921.

5. Tohren C.G. Kibbey and Lixia Chen, Phase volume effects in the sub- and super-CMC partitioning of nonionic surfactant mixtures between water and immiscible organic liquids, Colloids and Surfaces A, 2008, 326, 73-82.

6. G. A. Miller, C. N. Khoury, K. K. Muraleetharan, C. Liu, and T. C. G. Kibbey, Effects of soil skeleton deformations on hysteretic soil water characteristic curves: Experiments and simulations, Water Resources Research, 2008, 44, W00C06, doi:10.1029/2007WR006492.

7. Lixia Chen and Tohren C. G. Kibbey, Transport of Nanomaterials in the Unsaturated Zone, in the book Nanoscience and nanotechnology: Environmental and Health Impacts, Vicki H. Grassian, Ed., John Wiley & Sons, 2008, 107-132.

8. Lixia Chen, Gerald A. Miller and Tohren C. G. Kibbey, Rapid Pseudo-Static Measurement of Hysteretic Capillary Pressure-Saturation Relationships in Unconsolidated Porous Media. ASTM Geotechnical Testing Journal, 2007, 6, 474-483.

9. Tohren C. G. Kibbey, Rajiv Paruchuri, David A. Sabatini, and Lixia Chen, Adsorption of Beta Blockers to Environmental Surfaces, Environmental Science and Technology, 2007, 41, 5349-5356.

10. James L. Hoggan, Keonbeom Bae and Tohren C. G. Kibbey, Non-Steady State Partitioning of Dry Cleaning Surfactants between Tetrachloroethylene (PCE) and Water in Porous Media. Journal of Contaminant Hydrology, 2007, 93, 149-160.

11. Lorphensri, O., Sabatini, D. A., Kibbey, T. C. G., Osathaphan, K. and Saiwan, C., Sorption and Transport of Acetaminophen, 17a-Ethynyl Estradiol, and Nalidixic Acid with Low Organic Content Aquifer Sand. Water Research, 2007, 41, 2180-2188.

12. Lixia Chen and Tohren C. G. Kibbey, Measurement of Air-Water Interfacial Area for Multiple Hysteretic Drainage Curves in an Unsaturated Fine Sand, Langmuir, 2006, 22, 6874-6880.

13. Oranuj Lorphensri, Jittipong Intravijit, David A. Sabatini, Tohren C. G. Kibbey, Khemarath Osathaphan, Chintana Saiwan, Sorption of Acetaminophen, 17α–ethynyl estradiol, Nalidixic Acid, and Norfloxacin to Silica, Alumina, and a Hydrophobic Medium, Water Research, 2006, 40, 1481-1491.

14. R. L. Kolar, K. M. Dresback, C. M. Szpilka, J. H. Atkinson, E. M. Tromble, T. C. G. Kibbey, R. A. Richard, J. L. Hoggan, A Comparison of Continuous and Discontinuous Galerkin Algorithms for Shallow Water Transport, Estuary and Coastal Modeling: Proceedings of the Ninth International Conference, M. L. Spaulding (ed.), ASCE Press, 2006, 503-522.

15. Orphius I. Mohammad and Tohren C. G. Kibbey, Dissolution-Induced Contact Angle Modification in Dense Nonaqueous Phase Liquid (DNAPL)/Water Systems, Environmental Science and Technology, 2005, 39, 1698-1706.

16. Ajai C. Hari, Rajiv A. Paruchuri, David A. Sabatini, and Tohren C. G. Kibbey, The Effects of pH and Cationic and Nonionic Surfactants on the Adsorption of Pharmaceuticals to a Natural Aquifer Material, Environmental Science and Technology, 2005, 39, 2592-2598.

17. Linda M. Abriola, Chad D. Drummond, Ernest J. Hahn, Kim F. Hayes, Tohren C. G. Kibbey, Lawrence D. Lemke, Kurt D. Pennell, Erik A. Petrovskis, C. Andrew Ramsburg, and Klaus M. Rathfelder, A Pilot-Scale Demonstration of Surfactant-Enhanced PCE Solubilization at the Bachman Road Site: (1) Site Characterization and Test Design, Environmental Science and Technology, 2005, 39, 1778-1790.

18. C. Andrew Ramsburg, Kurt D. Pennell, Tohren C. G. Kibbey, and Kim F. Hayes, Refinement of the Density Modified Displacement for Efficient Treatment of Tetrachloroethene (PCE) Source Zones, Journal of Contaminant Hydrology, 2004, 74, 105-131.

19. Julie P. Caires, Michiya Suzuki, and Tohren C. G. Kibbey, Counterflow Method for Measurement of Henry's Law Constants, Journal of Environmental Engineering, 2003, 129, 1169-1175.

20. C. Andrew Ramsburg, Kurt D. Pennell, Tohren C. G. Kibbey, and Kim F. Hayes, Use of a Surfactant-Stabilized Emulsion to Deliver 1-Butanol for Density-Modified Displacement of Trichloroethene, Environmental Science and Technology, 2003, 37, 4246-4253.

21. Jason E. Flaming, Robert C. Knox, David A. Sabatini, and Tohren C. Kibbey, Surfactant Effects on Residual Water and Oil Saturations in Porous Media, Vadose Zone Journal, 2003, 2, 168-176.

22. Tohren C. G. Kibbey, C. Andrew Ramsburg, Kurt D. Pennell and Kim F. Hayes, Implications of Alcohol Partitioning Behavior for In Situ Density-Modification of Entrapped Dense Nonaqueous Phase Liquids (DNAPLs), Environmental Science and Technology, 2002, 36, 104-111.

23. Hefa Cheng, David A. Sabatini and Tohren C. G. Kibbey, Solvent Extraction for Separating Micellar-Solubilized Contaminant and Anionic Surfactant, Environmental Science and Technology, 2001, 35, 2995-3001.

24. Tohren C. G. Kibbey, Kurt D. Pennell and Kim F. Hayes, Application of Sieve Tray Air Strippers to the Treatment of Surfactant-Containing Wastewaters, AIChE Journal, 2001, 47, 1461-1470.

25. Tohren C. G. Kibbey, C. Andrew Ramsburg, Kurt D. Pennell and Kim F. Hayes, In Situ Density Modification of Entrapped Dense Nonaqueous-Phase Liquids (DNAPLs) using Surfactant/Alcohol Solutions, in Physico-Chemical Groundwater Remediation, J. Smith and S. Burns, eds., Kluwer: New York, 2001, p. 271.

26. Matthew A. Cowell, Tohren C. G. Kibbey, Julie B. Zimmerman and Kim F. Hayes, Partitioning of Ethoxylated Nonionic Surfactants in Water/Non-Aqueous Phase Liquid (NAPL) Systems: Effects of Surfactant and NAPL Properties, Environmental Science and Technology, 2000, 34, 1583-1588.

27. Tohren C. G. Kibbey and Kim F. Hayes, Effects of Surfactant Concentration and Sorbent Properties on the Sorption and Transport of Ethoxylated Nonionic Surfactant Mixtures, Journal of Contaminant Hydrology, 2000, 41, 1-22.

28. Julie B. Zimmerman, Tohren C. G. Kibbey, Matthew A. Cowell and Kim F. Hayes, Partitioning of Ethoxylated Nonionic Surfactants into Nonaqueous-Phase Organic Liquids: Influence on Solubilization Behavior, Environmental Science and Technology, 1999, 33, 169-176.

29. Tohren C. G. Kibbey and Kim F. Hayes, A Predictive Numerical Thermodynamic Model of Mixed Nonionic Surfactant Sorption in Natural Systems. 1. Model Formulation and Sensitivity Analysis, Journal of Colloid and Interface Science, 1998, 197, 198-209.

30. Tohren C. G. Kibbey and Kim F. Hayes, A Predictive Numerical Thermodynamic Model of Mixed Nonionic Surfactant Sorption in Natural Systems. 2. Application to Broadly-Distributed Mixtures, Journal of Colloid and Interface Science, 1998, 197, 210-220.

31. Tohren C. G. Kibbey and Kim F. Hayes, A Multi-component Analysis of the Sorption of Polydisperse Ethoxylated Nonionic Surfactants to Aquifer Materials: Equilibrium Sorption Behavior, Environmental Science and Technology, 1997, 31, 1171-1177.

32. Tohren C. G. Kibbey, Thomas P. Yavaraski and Kim F. Hayes, High Performance Liquid Chromatographic Separation of Polydisperse Ethoxylated Nonionic Surfactants in Aqueous Samples, Journal of Chromatography A., 1996, 752, 155-165.

33. Tohren C. G. Kibbey and Kim F. Hayes, Partitioning and UV Absorption Studies of Phenanthrene on Cationic Surfactant-Coated Silica, Environmental Science and Technology, 1993, 27, 2168-2173.