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Alumni

Ariel Plantz, Amine Oxidation Catalyzed by Fe+2/+3, Ph.D. Dissertation, December 2025.

Benjamin Drewry, Water Wash Design in Amine Scrubbing, Ph.D. Dissertation, May 2025.

Miguel Abreu, Design and Rating of Crossflow and Countercurrent Absorbers for CO2 Capture by Piperazine for Gas Power Plants, Ph.D. Dissertation, August 2024.

Athreya Suresh Babu, “Modeling Advanced Strippers for CO2 Capture from Gas-fired Power Plants by Aqueous Piperazine,” Ph.D. Dissertation, August 2023.

Chih-I Chen, Understanding and Mitigating Amine Oxidation Caused by NO2 in Scrubbing to Capture CO2, Ph.D. August 2024.

Yuying Wu, “Mitigation Methods for Piperazine Oxidation in Post-Combustion Carbon Capture,” Ph.D. Dissertation, August 2022.

Ching-Ting Liu, “Corrosion of Stainless and Carbon Steel in Aqueous Piperazine for CO2 Capture,” Ph.D. Dissertation, August 2022.

Tianyu Gao, “Absorber Modeling and Design in Amine Scrubbing for Carbon Capture,” Ph.D. Dissertation, August 2021.

Korede Akinpelumi, “Amine Aerosol in Aqueous Scrubbing for CO2 Capture,” Ph.D. Dissertation, September 2021.

Joseph Selinger, “Pilot Plant Modeling of Advanced Flash Stripper with Piperazine,” M.S., December 2018.

Daniel Hatchell, “Thermal Degradation and Corrosion of Amines for CO2Capture,” UG Honor’s Thesis, 2015.

Hanbi Liu, “Oxidative Degradation of Amine Solvents for CO2 Capture,” UG Honor’s Thesis, 2015.

Ye Yuan, “Mass Transfer Rate in Semi-Aqueous Amines for CO2 Capture,” Ph.D. Dissertation, August 2018.

Matthew Beaudry, “Aerosol Measurement and Mitigation in CO2 Capture by Amine Scrubbing,” Ph.D. Dissertation, December 2017.

Junyuan Ding, “Modeling the Advanced Flash Stripper for CO2 capture using 5 m Piperazine,” M.S. December 2016.

Yue Zhang, “Absorber and Aerosol Modeling in Amine Scrubbing for Carbon Capture,” Ph.D. Dissertation, August 2018.

Kent Fischer, “Corrosion of Stainless and Carbon Steel in Aqueous Amine for CO2 Scrubbing,” Ph.D. Dissertation, May 2019.

Paul Nielsen, “Oxidation of piperazine in Post-combustion carbon capture,” Ph.D. Dissertation, May 2018.

Di Song, “Effect of Liquid Viscosity on Liquid Film Mass Transfer for Packings,” Ph.D. Dissertation, December 2017.

Yu-Jeng Lin, “Modeling Advanced Flash Stripper for Carbon Dioxide Capture Using Aqueous Amines,” Ph.D. Dissertation, August 2016.

Stephen Fulk, “Measuring and Modeling Aerosols in Carbon Dioxide Capture by Aqueous Amines,” Ph.D. Dissertation, August, 2016.

Matthew Walters, “Dynamic Modeling of Post-Combustion Amine Scrubbing for Process Control Strategy Development,” Ph.D. Dissertation, May 2016

Yang Du, “Amine Solvent Development for Carbon Dioxide Capture,” Ph.D. Dissertation, May 2016

Brent Sherman, “Thermodynamic and Mass Transfer Modeling of Aqueous Hindered Amines for Carbon Dioxide Capture,” Ph.D. Dissertation, May 2016.

Darshan Sachde, “Absorber Performance and Configurations for CO2 Capture using Aqueous Piperazine,” Ph.D. Dissertation, May 2016.

Le Li, “Carbon Dioxide Solubility and Mass Transfer in Aqueous Amines for Carbon Capture,” Ph.D. Dissertation, August 2015.

Omkar Namjoshi, “Thermal Degradation of PZ-Promoted Tertiary Amines for CO2 Capture,” Ph.D. Dissertation, May 2015.

Nathan Fine, “Nitrosamine Management in Aqueous Amines for Post-Combustion Carbon Capture, Ph.D. Dissertation, May 2015.

Chao Wang, “Mass Transfer Coefficients and Effective Area of Packing,” Ph.D. Dissertation, May 2015.

Peter Frailie, “Modeling of Carbon Dioxide Absorption/Stripping by Aqueous MDEA/PZ,” Ph.D. Dissertation, May 2014.

Alexander Voice, “Oxidative Degradation of Amines,” Ph.D. Dissertation, May 2013.

Tarun Madan, “Modeling of Stripper Configurations for CO2 Capture by using Aqueous Piperazine,” M.S. May 2013.

Bich-Thu Nguyen, “Amine Volatility in CO2 Capture,” Ph.D. Dissertation, March 2013.

Mark Goldman, “Nitrosamine Formation in Carbon Capture,” UG Honor’s Thesis, 2013.

Sepideh Ziaii, “Dynamic Modeling, Optimization, and Control of Monoethanolamine Scrubbing for CO2 Capture,” Ph.D. Dissertation, August 2012.

Stuart Cohen, “A Techno-economic Plant- and Grid-Level Assessment of Flexible CO2 Capture.” Ph.D. Dissertation, August 2012.

Mandana Ashouripashaki, “Formation and Decomposition of 1-Nitrosopiperazine in the CO2 Capture Process.” M.S. August 2012

Jorge Plaza, “Modeling of Carbon Dioxide Absorption using Aqueous Monoethanolamine Piperazine and Promoted Potassium Carbonate,” Ph.D. Dissertation, May 2012.

Stephanie Freeman, “Thermal Degradation and Oxidation of Aqueous PZ for CO2 Capture,” Ph.D. Dissertation, May 2011.

David Van Wagener, “Stripper Modeling for CO2 Removal using Monoethanolamine and Piperazine Solvents,” Ph.D. Dissertation, August 2011.

Xi Chen, “Carbon Dioxide Thermodynamics, Kinetics, and Mass Transfer in Aqueous Piperazine Derivatives and Other Amines,” Ph.D. Dissertation, August 2011.

Humera Rafique, “Solvent Reclaiming by sulfate precipitation for CO2 capture,” M.S. August 2011.

Fred Closmann, “Oxidation and Thermal Degradation of Methyldiethanolamine/Piperazine,” Ph.D. Dissertation, September 2011.

Qing Xu, “Thermodynamics of CO2 loaded Aqueous Amines,” Ph.D. Dissertation, December 2011.

Robert Tsai, “Mass Transfer Area of Structured Packing,” Ph.D. Dissertation, May 2010.

Stuart Cohen, “The Implications of Flexible CO2 Capture on the ERCOT Electric Grid,” M.S. Thesis, May 2009 (co-supervised).

Jason Davis, “Thermal Degradation of Aqueous Amines Used for CO2 Capture,” Ph.D. Dissertation, August 2009.

Ross Dugas, “CO2 Absorption, Desorption, and Diffusion in Aqueous PZ and MEA,” Ph.D. Dissertation, December 2009: “Pilot Plant Study of Carbon Dioxide Capture by Aqueous Monoethanolamine”, M.S. Thesis, May 2006.

Marcus Hilliard, “A Predictive Thermodynamic Model for an Aqueous Blend of Potassium Carbonate, Piperazine, and Monoethanolamine for Carbon Dioxide Capture from Flue Gas,” Ph.D. Dissertation, May 2008; “Thermodynamics of Aqueous Piperazine/Potassium Carbonate/ Carbon Dioxide Characterized by the Electrolyte-NRTL Model within Aspen Plus®,” M.S. Thesis, May 2005.

A.J. Sexton, “Amine Oxidation in CO2 Capture Processes,” Ph.D. Dissertation, December 2008.

Qing Xu, “Solvent Reclaiming by Crystallization of Potassium Sulfate,” M.S. Thesis, December 2008.

Babatunde Oyenekan, “Modeling of Strippers for CO2 Capture by Aqueous Amines,” Ph.D. Dissertation, May 2007.

Eric Chen, “Carbon Dioxide Absorption into Piperazine Promoted Potassium Carbonate using Structured Packing,” Ph.D. Dissertation, December 2007.

John McLees, “Vapor-Liquid Equilibrium of Monoethanolamine/Piperazine/Water at 35–70 °C,” M.S. Thesis, May 2006.

George Goff, “Oxidative Degradation of Aqueous MEA in CO2 Capture Processes: Iron and Copper Catalysis, Inhibition, and O2 Mass Transfer,” Ph.D. Dissertation, May 2005.

J. Tim Cullinane, “Thermodynamics and Kinetics of Aqueous Piperazine with Potassium Carbonate for Carbon Dioxide Absorption,” Ph.D. Dissertation, May 2005.

Akin Alawode, “Oxidative Degradation of Piperazine in the Absorption of Carbon Dioxide,” M.S. Thesis, May 2005.

Chuck Okoye, “Carbon Dioxide Solubility and Absorption Rate in Monoethanolamine/ Piperazine/ H2O,” M.S. Thesis, August 2005.

Mohammed Al-Juaied, “Carbon Dioxide Removal from Natural Gas by Membranes in the Presence of Heavy Hydrocarbons and by Aqueous Diglycolamine®/Morpholine,” (co-supervised) Ph.D. Dissertation, May 2004.

Ian Wilson, “Gas-Liquid Contact Area of Random and Structured Packing,” M.S. Thesis, May 2004.

Terraun Jones, “Oxidative Degradation of Piperazine in Aqueous Potassium Carbonate,” M.S. Thesis, December 2003.

Amy Nowlin, “Ozone Sensitivity to Diurnal NOx Emissions,” M.S. Thesis, May 2002.

Dyron Hamlin, “Modeling Ozone Formation in a Central Texas Power Plant Plume,” M.S. Thesis, May 2002.

Norman Yeh, “Liquid Phase Mass Transfer in Spray Contactors,” Ph.D. Dissertation, May 2002.

Stefano Freguia, “Modeling of CO2 Removal from Flue Gases with Monoethanolamine,” M.S. Thesis, May 2002.

J. Tim Cullinane, “Carbon Dioxide Absorption in Aqueous Mixtures of Potassium Carbonate and Piperazine,” M.S. Thesis, May 2002.

Sharmistha Roy, “Absorption of Chlorine and Mercury in Sulfite Solutions,” Ph.D. Dissertation, August 2002.

Hongyi Dang, “CO2 Absorption Rate and Solubility in Monoethanolamine/Piperazine/Water.” M.S. Thesis, May 2000.

Qian Chi, “Oxidative Degradation of Monoethanolamine,” M.S. Thesis, 2000.

Sanjay Bishnoi, “Carbon Dioxide Absorption and Solution Equilibrium in Piperazine Activated Methyldiethanolamine,” Ph.D. Dissertation, December 2000;  “Physical and Chemical Solubility of Carbon Dioxide in Aqueous Methyldiethanolamine,” M.S. Report, December 1998.

Nicole Pauly, “Mobile Monitoring and Modeling of Ozone and Ozone Precursors in Texas,” M.S. Thesis, May 1999.

Michael Dutchuk, “Nitrogen Dioxide Absorption in Aqueous Dithionite,” M.S. Thesis, May 1999.

Paul Chisholm, “Dry Absorption of HCl and SO2 by Calcium-Based Sorbents from Humidified Flue Gas,” Ph.D. Dissertation, 1999.

Lia Arthur, “Silicate Sorbents for Flue Gas Cleaning,” Ph.D. Dissertation, 1998.

Manuel Pacheco, “Mass Transfer, Kinetics and Rate-based Modeling of Reactive Absorption,” Ph.D. Dissertation, May 1998.

Joseph DeVincentis, “Modeling of Limestone Slurry Scrubbing in Spray Towers with Forced Oxidation,” M.S. Thesis, December 1998.

Christopher Nelli, “NO2 Removal by Calcium Silicate Solids,” Ph.D. Dissertation, May 1997.

Chen Shen, “Nitrogen Dioxide Absorption in Aqueous Sodium Sulfite”, Ph.D. Dissertation, May 1997.

Lingbing Zhao, “Mercury Absorption in Aqueous Solutions,” Ph.D. Dissertation, May 1997.

Shoichi Kaganoi, “CO2 Absorption in MDEA with Piperazine or DEA: Thermodynamic Modeling and Rate Measurements,” M.S. Thesis, December 1997.

Mark Posey, “Thermodynamic Model for Acid Gas Loaded Aqueous Alkanolamine Solutions,” Ph.D. Dissertation, December 1996.

Rajesh Agarwal, “Limestone Slurry Scrubbing – Modeling and Parameter Estimation,” Ph.D. Dissertation, May 1995.

Mshifiri Mshewa, “CO2 Desorption/Absorption with Aqueous Mixtures of MDEA and DEA at 40 to 120 °C,” Ph.D. Dissertation, August 1995.

Kurt Kind, “Hydrothermal Preparation of High Surface Area Calcium Silicate from Lime and Fly Ash in a Flow Reactor,” Ph.D. Dissertation, May 1994.

Elizabeth Roothaan, “Coprecipitation of Formate with CaSO3 Hemihydrate,” M.S. Thesis, 1993.

Renae VandeKemp, “Modeling of Limestone Slurry Scrubbing in Plug Flow and Well-Mixed Contactors,” M.S. Thesis, December 1993.

Sophie Kreutzer, “Absorption of Carbon Dioxide in Tertiary Diamines,” M.S. Thesis, 1993.

Jerry Toman, “CO2 Absorption Rates in Alkanolamines Solutions,” Ph.D. abandoned, 1992.

Harold Johnson, “The Effect of Moisture on the Reaction of Sulfur Dioxide with Calcium Silicate Sorbents,” M.S. Thesis, 1992.

Philip Wasserman, “Effects of Inorganic Salts on Calcium Silicate Sorbents for Flue Gas Desulfurization,” M.S. Thesis, 1992.

Hung-Ta Chang, “Thermodynamic Parameters for Predicting Acid Gas Solubility in Aqueous Alkanolamine Solutions,” M.S. Thesis, 1992.

Shrikar Chakravarti, “Absorption of Carbon Dioxide in Aqueous Blends of Diethanolamine and Methyldiethanolamine,” M.S. Thesis, 1992.

Hideki Kurimura, “An Expert System to Select Acid Gas Treating Processes in Natural Gas Processing Plants,” M.S. Thesis, 1992.

D.E. Stroud, “Agglomeration of Damp Calcium Silicate Sorbents for Flue Gas Desulfurization,” M.S. Thesis, August 1991.  [Also available as DOE Topical Report, September 17, 1991.]

David Glasscock, “Modeling and Experimental Study of CO2 Absorption into Aqueous Alkanolamines,” Ph.D. Dissertation, August 1990.

Stephen Beaudoin, “The Effect of Moisture on the Reactivity of Ca(OH)2-Based Sorbents for Flue Gas Desulfurization,” M.S. Thesis, August 1990.  [Also available as DOE Topical Report, September 17, 1991.]

Lynn McGuire, “Sulfur Dioxide Absorption Experiments in Calcium Hydroxide Slurries,” M.S. Thesis, December 1990. [Also available as a DOE Topical Report.]

David Trempel, “Reaction of Sulfur Dioxide with Calcium Hydroxide and Calcium Oxide at 100 to 800 °C,” M.S. Thesis, December 1990.

Todd Carey, “Rate-Based Modeling of Acid Gas Absorption and Stripping Using Aqueous Alkanolamine Solutions,” M.S. Thesis, December 1990.

Joseph Peterson, “Hydrothermal Reaction of Lime with Fly Ash to Produce Calcium Silicates for Dry Flue Gas Desulfurization,” Ph.D. Dissertation, December 1990; “Aqueous Reaction of Fly Ash and Ca(OH)2 to Produce Calcium Silicate Absorbent for Flue Gas Desulfurization,” M.S. Thesis, 1987.

David Austgen, “A Model of Vapor-Liquid Equilibria for Acid Gas-Alkanolamine – Water Systems,” Ph.D. Dissertation, August 1989.

Cynthia Gleason, “Nucleation and Crystal Growth of Calcium Sulfite Hemihydrate,” Ph.D. Dissertation, 1989.

William White, “Differential Reaction of SO2 in Flue Gas with Lime-Based Sorbents at 66 °C for 10 to 7200 Seconds,” M.S. Thesis, December 1989. [Also available as DOE Topical Report.]

Cynthia Gage, “Limestone Dissolution in Modeling of Slurry Scrubbing for Flue Gas Desulfurization,” Ph.D. Dissertation, December 1989.

James Critchfield, “CO2 Absorption/Desorption in Methyldiethanolamine Solutions Promoted with Monoethanolamine and Diethanolamine: Mass Transfer and Reaction Kinetics,” Ph.D. Dissertation, 1988.

Terry Dunkley-Timmerman, “Transport of Carbon Dioxide in Perfluorosulfonate Membranes Enhanced by Relative Humidity and Ethylenediamine Content,” Ph.D. Dissertation, 1988.

John Hermes, “A Mass Transfer-Based Process Model of Acid Gas Absorption/Stripping Using MDEA,” M.S. Thesis, 1987.

Rosa Ruiz-Alsop, “Effect of Relative Humidity and Additives on the Reaction of Sulfur Dioxide with Calcium Hydroxide,” Ph.D. Dissertation submitted to EPA, June 1986.

Y. Joseph Lee, “Oxidative Degradation of Organic Acids Conjugated with Sulfite Oxidation in Flue Gas Desulfurization,” Ph.D. Dissertation, 1986. [Also available as EPA Report 600 12-88-088-2188.]

Chii-Huei Tseng, “Calcium Sulfite Hemihydrate Dissolution and Crystallization,” Ph.D. Dissertation, 1984.

David Owens, “Sulfite Oxidation Inhibited by Thiosulfate,” M.S. Thesis, l984.

Charles Taylor, “Activity Coefficients Predicted by the Local Composition Model for Aqueous Solutions Used in Flue Gas Desulfurization,” M.S. Thesis, 1984.

Richard Ulrich, “Sulfite Oxidation under Flue Gas Desulfurization Conditions: Enhanced Oxygen Absorption Catalyzed by Transition Metals,” Ph.D. Dissertation, l983. [Also available as EPA-600/7-84-058, April 1984.]

Anthony Toprac, “Limestone Dissolution in Stack Gas Desulfurization Processes – Effect of Type and Grind,” M.S. Thesis, 1982.

Rajiv Mehta, “Modeling of SO2 Removal and Limestone Utilization in Slurry Scrubbing with Forced Oxidation,” M.S. Thesis, 1982.

Mary Hsiang, “Degradation of Adipic Acid Conjugated with Sulfite Oxidation,” M.S. Thesis, 198l.

Raymond Smith, “Synthesis of Organic Acids for Stack Gas Desulfurization by Aqueous Scrubbing,” M.S. Thesis, 1981.

William Weems, “Enhanced Absorption of Sulfur Dioxide by Sulfite and Other Buffers”, M.S. Thesis, 1981.

Roberto Prada, “Oxygen Absorption Enhanced by Sulfite Oxidation Catalyzed with Mn and Fe,” M.S. Thesis, 1981.

Pui-Kun Chan, “CaCO3 Dissolution in SO2 Scrubbing Solution, Mass Transfer Enhanced by Chemical Reactions,” M.S. Thesis, 1981

Robert Thorn, “Diethylenetriamine Solutions for Stack Gas Desulfurization by Absorption/Stripping,” M.S. Thesis, 1981.

Neyma Garcia, “Oxidative Degradation of Carboxylic Acids in the Presence of Sulfite,” M.S. Thesis, 1980.

Chung-Shih Chang, “Mass Transfer with Equilibrium Chemical Reaction, Sulfur Dioxide Absorption in Aqueous Solutions,” Ph.D. Dissertation, 1979.

Curtis Cavanaugh, “Buffer Additives for Flue Gas Desulfurization,” M.S. Thesis, 1978.

Primary Sidebar

Gary T. Rochelle

Rochelle-sm
Email: gtr@che.utexas.edu

Pickle Research Campus:
Phone: (512) 471-0939
Office: EME 1.308B
Mailing/Physical Address:
CEER
10500 Exploration Way Stop R7100
Austin, TX 78758


Upcoming meetings:

The next Texas Carbon Management Program research review meeting will be held on Wednesday, June 3, 2026 at the University of Texas at Austin Pickle Research Campus.

GHGT-18 will be held in Perth, Australia, October 25-29, 2026.
The co-sponsored Carbon Management Research Review will be held on October 29, 2026 also in Perth.

For information email maeve@che.utexas.edu

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