"Isotopic Effect on Phase Equilibria of Atomic Fluids and their Mixtures.  Molecular Simulation, theory, and Experiment" 28th International Conference on Solution Chemistry, (Debrecen - Hungary. August 23-28, 2003) With  J. Horita

"Effect of the range of interactions on the properties of polar and associating fluids: Phase equilibria and structure" Annual AICHE Meeting (Indianapolis, Nov. 2002)  With I. Nezbeda and P. T. Cummings

"Structure of the Electric Double Layer in Hydrothermal Systems.  Molecular Simulation and Experiment " Annual AICHE Meeting (Indianapolis, Nov. 2002)  With  M. Predota and P.T. Cummings

"Electric Double Layers in Hydrothermal Systemsä Invited Seminar at PRELINE (Facultad de Ingeniería Química, Universidad Nacional del Litoral, Santa Fe, July 2002)

"Molecular-based study of ion pair association in dilute NaCl aqueous solutions along a near- and a sub-critical isotherm" Invited presentation at the Annual Meeting of The International Association for the Properties of Water and Steam (Centro Atómico Constituyentes, Buenos Aires, July  2002)

"Molecular-based study of the electric double layer in hydrothermal systems" 223rd ACS National Meeting (Orlando, April 2002)  With M. Predota and P. T. Cummings

 "Ion pair formation in hydrothermal electrolyte solutions.  Just a curiosity or something else?"  Invited presentation at the Annual Meeting of The International Association for the Properties of Water and Steam (NIST Gaithersburg, September 9-14, 2001)

"Ion-Pair Association in Hydrothermal Solutions by Conductance Experiment and Molecular Simulation.  What Have We Learned and What can We Expect?" 27th International Conference on Solution Chemistry, (Vaals - Netherlands. August 26-31, 2001) With P.C. Ho, P.T. Cummings, and J.M. Simonson

"High Temperature Solvation Phenomena: Formal, Simulation, and Experimental Approaches" Invited Seminar in the Institute of Chemical Process  Fundamentals. Czech Academy of Sciences   (Prague - Czech Republic, August 24, 2001)

"High Temperature Solvation Phenomena: Formal, Simulation, and Experimental Approaches" Invited Seminar in the Department of Chemical Engineering.  Auburn University (Auburn, March 16, 2001)

"Temperature and Density Effects on the H+/Cl- Ion-pair Association in Hydrothermal Solutions.  Conductivity Measurements and Molecular Simulation"  Annual AICHE Meeting (Los Angeles, Nov. 2000) With  P.C. Ho, P. T. Cummings, and J.M. Simonson

"Configurational Temperatures in Molecular Simulation.  A New Tool for the Understanding and Modeling of Fluid Behavior" Annual AICHE Meeting (Los Angeles, Nov. 2000)  With  P.G. Kusalik, P. T. Cummings, and J.M. Simonson

"Solvation in Hydrothermal Systems: What's, Why's, and How's from Molecular Approaches"  Invited Seminar at the Institute of Geology and Mineral Resources. ETH-Zürich (Zürich - Switzerland. September 4, 2000)

"Solvation in Hydrothermal Systems: Building a Molecular Bridge over Hot Water" Invited presentation at the Workshop on Modern Problems of Soft Matter Theory. Institute for Condensed Matter Physics, University of Lviv (Lviv - Ukraine. August 27-31, 2000)

"Molecular Approach to Solvation in Highly Compressible Solvents"  Invited presentation at the Symposium on Chemistry at Extreme Conditions, 220th. ACS National Meeting (Washington, DC. August 20-24, 2000)

"Positional and Orientational Configurational Temperatures from Computer Simulation"  Poster at  Foundations of Molecular Modeling and Simulation. Applications for Industry (FOMMS 2000) (Keystone. July 23-28, 2000)  With J.M. Simonson, P.G. Kusalik, and P.T. Cummings

"Ion-pair Association in High-Temperature Aqueous HCl Solutions.  Simulation and Experiment"  Annual AICHE Meeting (Dallas. Nov. 1999) With P. T. Cummings, and J.M. Simonson

"Toward a Molecular-based Understanding of High-Temperature Solvation Phenomena in Aqueous Electrolyte Solutions"   Annual AICHE Meeting (Dallas. Nov. 1999) With P.G. Kusalik, P. T. Cummings, and J.M. Simonson

"Ion Association in Hydrothermal Systems. Simulation and Experiments" SERMACS-99, (Knoxville. October 17-20, 1999)  With P.T. Cummings, J.M. Simonson, and R. E. Mesmer

"High-temperature Solvation:  What Can We Learn from the Interplay Between Molecular-based and Experimental Approaches?" Invited Seminar in the Department of Chemistry.  University of Nevada (Reno. October 15, 1999)

"Solvation in Hydrothermal Systems: Building a Microscopic Bridge over Hot Water" Invited Seminar in the Department of Chemical Engineering.  University of Nevada (Reno, October 15, 1999)

"High-temperature Solvation in Aqueous Electrolyte Solutions.  Formal, Integral Equation, and Experimental Results"
 13th International Conference on the Properties of Water and Steam, (Toronto - Canada. Sep. 12-16 1999)  With P.G. Kusalik, P.T. Cummings, J.M. Simonson, and R. E. Mesmer

"Ion Association in High-Temperature Aqueous HCl Solutions. A Molecular Simulation Study" 13th International Conference on the Properties of Water and Steam, (Toronto - Canada. Sep. 12-16 1999)  With P.T. Cummings, J.M. Simonson, and R. E. Mesmer

"Molecular Approach to High-Temperature Solvation.  Formal, Integral Equation and Experimental Results"  IV Liquid Matter Conference, (Granada - Spain. July 3-7 1999) With P.G. Kusalik, P.T. Cummings, J.M. Simonson, and R.E. Mesmer

"Solvation Phenomena in Supercritical Aqueous Electrolyte Solutions. Formal, Integral Equation, and Experimental Results" Annual AICHE Meeting, (Miami Beach, November 1998) With P. T. Cummings and P. G. Kusalik

"Modelling of Water:  On How Polarizability and Repulsive Interactions affect the Model Transferability" Annual AICHE Meeting, (Miami Beach. November 1998) With P. T. Cummings

"Ion Association Reaction in Supercritical Aqueous HCl Solutions. A Molecular Simulation Study" Annual AICHE Meeting, (Miami Beach. November 1998) With P. T. Cummings, J. M. Simonson, and R. E. Mesmer

"Solvation in High-Temperature Aqueous Solutions:  A Microscopic Bridge over Hot Water" Seminar at the Chemical & Analytical Sciences Division, ORNL (Oak Ridge, Sep. 15, 1998)

"Solvation in High-Temperature Electrolyte Solutions" Gordon Research Conference on Physical Chemistry of Water & Aqueous Solutions (Holderness School, NH. August 1998)  With P. T. Cummings, J. M. Simonson, and R. E. Mesmer

"Solvation Formalism for High-Temperature Electrolyte Solutions " 5th Liblice Conference on the Statistical Mechanics of Liquids, (Zelena Ruda - Czech Republic. June 1998)

"The Interplay Between Molecular Simulation and Neutron Scattering as a Tool to Develop New Insights into the Structure of Water" Invited Seminar in the Department of Chemical Engineering. University of South Florida (Tampa. April 17, 1998)

"Solvation in Supercritical Electrolyte Solutions. Formal and Experimental Results " Invited talk at the 215th National ACS Meeting, (Dallas. March 1998) With P. T. Cummings

"Static Electric Field Effect on the Residual and Excess Thermodynamic Properties of Aqueous Systems. A Coupling Parameter Approach by Molecular Simulation" Annual AICHE Meeting , (Los Angeles. November 1997) With P. T. Cummings

"The Importance of the Interplay Between Molecular Simulation and Neutron Scattering in Developing New Insights into the Structure of Water" Annual AICHE Meeting, (Los Angeles. November 1997) With P. T. Cummings

"Molecular Simulation Study of Ion Speciation in Supercritical Aqueous Solutions. Effect of Polarizable Medium" European Research Conference on Molecular Liquids , (Crete, Greece. September 1997) With P.T. Cummings, J.M. Simonson, and R.E. Mesmer

"The MD/NDIS Water Saga: A Bridge over Troubled Waters?" Istituto di Chimica Quantistica ed Energetica Moleculare. University of Pisa (Pisa - Italy. September, 1997)

"Do Ion-pairs Associate in High-temperature Aqueous Electrolyte Solutions?" Istituto di Chimica Quantistica ed Energetica Moleculare. University of Pisa (Pisa - Italy, September, 1997)

"Solvation Effects on Kinetically Controlled Reactions at Near Critical Conditions" Istituto di Chimica Quantistica ed Energetica Moleculare. University of Pisa (Pisa, Italy. September, 1997)

"Molecular Simulation Study of the Thermodynamics and Kinetics of Ion Speciation in Supercritical Aqueous Solutions" 25th International Conference on Solution Chemistry, (Vichy - France. August 1997) With P.T. Cummings, J.M. Simonson, and R.E. Mesmer

"Behavior of the Hydrogen Shell around Ions in Supercritical Aqueous NaCl Solutions. A molecular-Based Study" 5th International Symposium on Hydrothermal Reactions, (Gatlinburg. July 1997) With P.T. Cummings, J.M. Simonson, and R.E. Mesmer

"Thermodynamics and Kinetics of Ion Speciation in Supercritical Aqueous Solutions. A Molecular-Based Study" 13th Symposium on Thermophysical Properties, (Boulder. June 1997) With P.T. Cummings, J.M. Simonson, and R.E. Mesmer

"Simple Transferable Intermolecular Potential for the Molecular Simulation of Water Over Wide Ranges of State Conditions" 13th Symposium on Thermophysical Properties, (Boulder. June 1997) With P.T. Cummings

"Molecular-Based Interpretation of Solvation Effects on the Reaction Kinetics of Dilute Reactants in Supercritical Fluids" Annual AICHE Meeting, (Chicago. November 1996) With Yu. Kalyuzhnyi and P. T. Cummings

"Simple Polarizable Models for Water Applicable Over Wide Ranges of State Conditions " Gordon Research Conference on Physical Chemistry of Water & Aqueous Solutions (Holderness School, NH. August 1996) With P. T. Cummings

"Ionic Association in Supercritical Aqueous Solutions" Gordon Research Conference onPhysical Chemistry of Water & Aqueous Solutions (Holderness School, NH. August 1996) With P. T. Cummings, H. D. Cochran, J. M. Simonson, and R. E. Mesmer

"Toward the Understanding of Supercritical Dilute Solutions: Nonideality, Solute Synergism, and Other Solvation Tales" Department of Chemistry. Dalhousie University (Halifax - Canada. June 28, 1996)

"Ion Speciation in High Temperature Solutions" Symposium on Aqueous Solutions and Interfases, 79th CCS Conference (St. John's, Newfoundland - Canada. June 1996) With P. T. Cummings, H. D. Cochran, J. M. Simonson, and R. E. Mesmer

"Integral Equation Theory for Gas Solubility at Near Critical Conditions" Annual AICHE Meeting, (Miami Beach. November 1995) With Yu. Kalyuzhnyi and P. T. Cummings

"Polarizability Effects on Hydrogen Bonding in Near Critical Water" Annual AICHE Meeting, (Miami Beach. November 1995) With P. T. Cummings.

"Ion Association in Supercritical Aqueous Solutions: Simulation and Experiment" Annual AICHE Meeting, (Miami Beach. November 1995) With P. T. Cummings, D. H. Cochran, J. M. Simonson, and R.E. Mesmer.

"Ion Pairing in Supercritical Aqueous Solutions" ACS Pacific Rim, (Honolulu. December 1995) With P. T. Cummings, D. H. Cochran, J. M. Simonson, and R. E. Mesmer.

"Toward a Microscopic Understanding of Near-Critical Solvation: A Tale of Molecular-Based Approaches" Department of Chemical Engineering. University of South Carolina (Columbia, February 10, 1995)