Dale Doty, PhD
Research Interests
Numerical Analysis
Numerical Partial Differential Equations
Integral Boundary Methods
Artificial Life Techniques
Teaching Interests
Linear Algebra
Mathematical Modeling
Introduction to Advanced Mathematics
Calculus
Publications
Journal Articles

The characteristic matrix of nonuniqueness for firstkind equations, in Integral Methods in Science and Engineering: Theoretical and Computational Advances, Birkhauser, New York, 2015, pp. 111118(with D. Doty).

Bilateral Estimates for the Solutions of Boundary Value Problems in Kirchhoff’s Theory of Thin Plates. Vol. 91, Applicable Anal., 2012, pp. 1661–1674.

The Dirichlet Problem for a Plate on an Elastic Foundation. Vol. 30, Libertas Math., 2010, pp. 81–84.

AmayaMárquez, Marisol, Peggy S. M. Hill, John F. Barthell, L. Lisa Pham, Dale R. Doty and Harrington Wells. 2008. Learning and memory during foraging of the blue orchard bee, Osmia lignaria Say (Hymenoptera: Megachilidae). Journal of the Kansas Entomological Society, 81:315327

Chudinovich, I., Constanda, C., Doty, D., Hamill, W. and Pomeranz, S., “The Dirichlet problem for the plane deformation of a thin plate on an elastic foundation”, Interval Methods in Science and Engineering: Techniques and Applications, Birkhauser, Boston, 2008, 8388.

Chudinovich, I., Constanda, C., Doty, D. and Koshchii, A. “Nonclassical dual methods in equilibrium problems for thin elastic plates”, Quart. J. Mech. Appl. Math. 59 (2006), 125137.

Nonclassical Dual Methods in Equilibrium Problems for Thin Elastic Plates. Vol. 59, Quart. J. Mech. Appl. Math., 2006, pp. 125–137.

Harun, A.F., Prado, M.G., Shirazi, S.A. and Doty, D.R., “TwoPhase Flow Modeling of Inducers,” ASME Journal of Energy Resources Technology, Vol. 126, No. 2, 2004, pp. 140–148.

Harun, Amrin, Prado, M. G., Serrano, J.C. and Doty, D. R. “A Simple Model to Predict Natural Separation Efficiency in Pumped Wells,” SPE 81826, SPE Production and Facilities Journal (February 2003).

Lackner, Gernot, Doty, D.R., Shirazi, S.A., Schmidt, Z., “Effect of Viscosity on Downhole Gas Separation in a Rotary Gas Separator”, SPE 79076, SPE Production and Facilities, (Aug. 2002), 184–191.

Lackner, G., Doty, D.R., Shirazi, S.A., and Schmidt, Z., “Effects of Viscosity on Downhole gas Separation in a Rotary Gas Separator,” SPE Production and Facilities, Vol. 17, No. 3, August 2002, pp. 184191.

Harun, A.F., Prado, M.G., Shirazi, S.A. and Doty, D.R. , “An Improved Model for Predicting Separation Efficiency of a Rotary Gas Separator in ESP Systems,” SPE Production and Facilities, Vol. 17, No. 2, May 2002, pp.7883.

Harun, A.F., Prado, M.G., Shirazi, S.A. and Doty, D.R. , “An Improved Model for Predicting Separation Efficiency of a Rotary Gas Separator in ESP Systems,” SPE Production and Facilities, Vol. 17, No. 2, May 2002, pp.7883.

Xu, J., Shirazi, S.A., Doty, D.R., Prado, M.G., and Blais, R.N., “Prediction of Turbulent Friction in RodPumped Wells,” SPE Journal, Vol. 5, No. 2, June 2000, pp. 182–190.

Harun, Amrin, Prado, M. G., Shirazi, S. A., Doty, D., “Two Phase Flow Modeling of Inducers,” Proceedings of ETCE/OMAE2000 Joint Conference Energy for the New Millennium, February 14–17, 2000, New Orleans, LA

TengesdalJ., SaricaC., SchmidtZ., and DotyD. A Mechanistic Model for Predicting Pressure Drop in Vertical Upward TwoPhase Flow. Vol. 121, Journal of energy resources technology, 1999, p. 18.

Tang, Y., Schmidt, Z., Blais, R. N., Doty, D. R., “Transient Dynamic Characteristics of the GasLift Unloading Process”, SPE 57659, SPEJ (Sept. 1999).

Tang, Y., Schmidt, Z., Blais, R. N., Doty, D. R., “A Comprehensive Mechanistic Model for Transient GasLift Unloading”, SPEJ (March 1999).

Tang, Yula, Blais, R.N., Doty, D.R., Schmidt, Z., “A Mechanistic Model for Predicting Pressure Drop in Vertical Upward TwoPhase Flow,” ASME, February, 1999.

Lackner, G., Alhanati, F.J.S., Shirazi, S.A., Doty, D.R., and Schmidt, Z., “Numerical Simulation of GasLiquid Flow Inside A Downhole Centrifuge,” ASME Journal of Energy Resources Technology, 1998, Vol. 120, pp. 4148.

Gernot Lackner, Francisco J.S. Alhanati, Siamack A. Shirazi, Dale R. Doty, Zelimir Schmidt: “Numerical Simulation of the GasLiquid Flow in a Rotary Gas Separator,” ASME Paper presented in the Petroleum Production Technology Symposium at ETCE “98 in Houston, February 34, 1998.

Gernot Lackner, Francisco J.S. Alhanati, Siamack A. Shirazi, Dale R. Doty, Zelimir Schmidt: “Numerical Simulation of the GasLiquid Flow in a Rotary Gas Separator,” ASME Journal of Energy Resources Technology, (March, 1998) pp. 4148.

Rastoin, S., Schmidt, Z., Doty, D.R.: “A Review of Multiphase Flow Through Chokes,” ASME Jour. Eng. Res. Tech., (March 1997).

Sachdeva, R., Doty, D.R., Schmidt, Z.: “Performance of Electric Submersible Pumps in Gassy Wells,” SPE 22767 SPE Prod. & Facilities (February 1994) 55–60.

Nicberding, M.A., Schmidt, Z., Blais, R.N., Doty, D.R., “Normalization of NitrogenLoaded Gas Lift Value Performance Data,” SPE Prod. & Facilities (August 1993) 203210.

Hepguler, G., Schmidt, Z., Blais, R.N., Doty, D.R.: “Dynamic Model of GasLift Valve Performance,” JPT (June 1993) 576583.

Rastoin, S., Schmidt, Z., Doty, D.R., “A Review of Multiphase Flow Through Chokes,” presented at the ASME International Symposium on Multiphase Flow in Wells and Pipelines, Anaheim, CA, November 813, 1992.

Sachdeva, R., Doty, D.R., Schmidt, Z., “Performance of Electric Submersible Pumps in Gassy Wells,” SPE 22767, presented at the 1991 SPE Annual Technical Conference and Exhibition, Dallas, TX, October 69, 1991.

Sagar, R., Doty, D.R. and Schmidt, Z.: “Predicting Temperature Profiles in a Flowing Well,” SPE Prod. Eng., November 1991.

Nishikiory, N., Redner, R., Doty, D.R., and Schmidt, Z., “An Improved Method for Gas Lift Allocation Optimization,” paper SPE 19711, presented at the 1989 SPE Annual Technical Conference and Exhibition, San Antonio, Texas, October 811, 1989.

Schmidt, Z., and Doty, D.R.: “System Analysis for Sucker Rod Pumping,” SPE Prod. Eng. (May 1989) 125129.

Hepguler, G., Schmidt, Z., Blais, R.N. and Doty, D.R.: “Instrumentation for Dynamical Modeling of GasLift Valves,” Advances in Test Measurement, Vol. 25, Instrument Society of America, (May 1988) 621629.

Miyoshi, M., Doty, D.R., Schmidt, Z.: “Slug Catcher Design for Dynamic Slugging in an Offshore Production Facility,” SPE 14124, SPE Prod. Eng., (November 1988) 563–583.

Torre, A.J., Z. Schmidt, R.N. Blais, and D.R. Doty, “Casing Heading in Flowing Oil Wells,” SPE Production Engineering, November 1987, 297304.

Miyoshi, M., Schmidt, Z., Doty, D.R., “Slug Catcher Design for Dynamic Slugging in an Offshore Production Facility,” presented at the SPE International Meeting of Petroleum Engineering, Beijing, Peoples Republic of China, March 1720, 1986. (SPE 14124)

Blais, R.N., Schmidt, Z., Doty, D.R. and Gutler, N.: “Test Facility for Measurement of Pressure Gradient in Large Diameter Vertical Pipes Carrying TwoPhase, Gas Liquid Flows,” Advances in Test Measurement, Vol. 23, Instrument Society of America, (May 1986) 195201.

Blais, R.N., Schmidt, Z., Doty, D.R., Jiao, B., and Biglarbigi, K.: “Test Facilities for Gas Lift Valves and Hydraulic Jet Pumps,” Advances in Test Measurement,, Vol. 22, ISA, (May 1985), 525530.

Z. Schmidt, D.R. Doty, K. DuttaRoy, “Severe Slugging in Offshore Pipeline RiserPipe Systems,” SPE 12334, SPEJ, January 1985.

Schmidt, Z. and D.R. Doty, “Hydrodynamic Model for Intermittent Gas Lifting,” JPT, pp. 475485, March 1984.

Doty, D.R. and Z. Schmidt, “An Improved Model for Sucker Rod Pumping,” SPEJ, Vol. 23, No. 1, February 1983, 3441.

Alhanati, F.J.S., Schmidt, Z., Doty, D.R.: “Continuous Gas Lift Instability: Diagnosis, Criteria and Solutions”, SPE 26554 (Accepted pending revisions).
Conference Proceedings

Chudinovich, I., Constanda, C., Doty, D., Hamill, W. and Pomeranz, S., “On a boundary value problem for the plane deformation of a thin plate on an elastic foundation”, Proceedings of the Thirteenth International Symposium on Methods of Discrete Singularities in Problems of Mathematical Physics, Khar’kovKherson, 2007, 358361.

Harum, A. F., Prado, M. G. and Doty, D. R.: “Design Optimization of a Rotary Gas Separator in ESP Systems”, SPE 80890 – 2003 Production and Operations Symposium – Oklahoma City – March 2003.

Harun, Amrin, Prado, M. G., Serrano, J. C. and Doty, D. R. “A Mechanistic Model to Predict Natural Gas Separation Efficiency in Inclined Pumping Wells”. – SPE 67184 – 2001 Production and Operations Symposium – March 2001, Oklahoma City.

Faustinelli, J. G., Doty, D. R., “Dynamic Flow Performance Modeling of a GasLift Valve”, SPE 69406 – SPE Latin American and Caribbean Petroleum Engineering Conference, Buenos Aires, Argentina, March 2001.

Harun, Amrin, Prado, M. G., Serrano, J. C., Doty, D. “A Simple Model to Predict Natural Gas Separation Efficiency in Pumped Wells “, SPE 63045 – SPE 2000 Annual Technical Conference and Exhibition – October 2000 – Dallas.

Harun, Amrin, Prado, M. G., Shirazi, S. A., Doty, D. “An Improved Model for Predicting Separation Efficiency of a Rotary Gas Separator in an ESP Systems”, SPE 63044 – SPE 2000 Annual Technical Conference and Exhibition – October 2000 – Dallas.

Harun, Amrin, Prado, M. G., Shirazi, S. A., Doty, D., “Two Phase Flow Modeling of Inducers,” Proceedings of ETCE/OMAE2000 Joint Conference Energy for the New Millennium, February 14–17, 2000, New Orleans, LA

Cirilo, Roberto, Doty, D. R., “GasLiquid Flow through Electric Submersible Pumps”, SPE Gulf Coast Section – ESP Workshop in Houston, TX, April 1999.

Tang, Yula, Blais, R.N., Doty, D.R., Schmidt, Z., “A Mechanistic Model for Predicting Pressure Drop in Vertical Upward TwoPhase Flow,” ASME, February, 1999.

Xu, J., Doty, D.R., Blais, R. N., Shahraki, A., Lea, J., “A Comprehensive RodPumping Model and its Applications to Vertical and Deviated Wells,” SPE 52215, 1999 SPE MidContinent Operations Symposium, Oklahoma City, March 2831, 1999.

Lackner, Gernot, Doty, D.R., Shirazi, S.A., Schmidt, Z., “Downhole Gas Separation in a Rotary Gas Separator,” SPE 52160, 1999 SPE MidContinent Operations Symposium, Oklahoma City, March 2831, 1999.

Gernot Lackner, Francisco J.S. Alhanati, Siamack A. Shirazi, Dale R. Doty, Zelimir Schmidt: “Numerical Simulation of the GasLiquid Flow in a Rotary Gas Separator,” ASME Paper presented in the Petroleum Production Technology Symposium at ETCE “98 in Houston, February 34, 1998.

Xu, J., Shirazi, S.A., Doty, D.R., Schmidt, Z., Blais, R.N., “Prediction of Turbulent Friction in Rod Pumped Wells,” SPE paper 39800 presented at the 1998 Permian Basin Oil and Gas Recovery Conference in Midland, TX, March 2527, 1998.

Bertovic, D., D. R. Doty, R. N. Blais, A. Schmidt: “Calculating Accurate GasLift Flow Rate Incorporating Temperature Effects,” SPE 37424, originally presented at 1997 SPE Production Operations Symposium in Oklahoma City, March 911, 1997.

Chokshi, R., Schmidt, Z., Doty, D. R.: “Expertimental Study and the Development of a Mechanistic Model for TwoPhase Flow Through Vertical Tubing, “SPE Paper 35676, presented at the Western Regional Meeting, Anchorage, Alaska, May 2224, 1996.

Liao, T., Doty, D.R., Schmidt, Z.: “Investigation of Intermittent GasLift by Mechanistic Modeling,” SPE 27852, presented at the 1995 SPE Production Operation Symposium, Oklahoma City, OK, April 24, 1995.

Alhanati, F.J.S., Sambaugi, S.R., Doty, D.R., Schmidt, Z.: “A Simple Model for the Efficiency of Rotary Separators,” SPE 28525, presented at the 1994 SPE Annual Technical Conference and Exhibition, New Orleans, LA, September 2528, 1994.

Tabouski, H., Doty, D.R., Schmidt, Z.: “Equation for Transient Gas Solubility Rates Improve Calculation of Volumetric and Work Efficiencies for Sucker Rod Pumps,” SPE Paper 27852, presented at the Western Regional Meeting, Long Beach, CA, March 2325, 1994.

Alhanati, F.J.S., Schmidt, Z., Doty, D.R., “Continuous Gas Lift Instability: Diagnosis, Criteria and Solutions,” SPE Paper 26554, presented at the 1993 SPE Annual Technical Conference and Exhibition, Houston, TX, October 36, 1993.

Rastoin, S., Schmidt, Z., Doty, D.R., “A Review of Multiphase Flow Through Chokes,” presented at the ASME International Symposium on Multiphase Flow in Wells and Pipelines, Anaheim, CA, November 813, 1992.

Chacin, J., Doty, D.R., Schmidt, Z., “Modeling and Optimization of Plunger Lift Assisted Intermittent Gas Lift Installations,” SPE 23683, presented at the 1992 SPE Latin American Petroleum Engineering Conference.

Sagar, R.K., Schmidt, Z., Doty, D.R., “A Mechanistic Model of a Nitrogen Charged Pressure Operated Gas Lift Valve,” SPE Paper 24838 presented at the 1992 SPE Annual Technical Conference and Exhibition, Washington, DC, October 47, 1992.

Acuna, H.G., Schmidt, Z., Doty, D.R., “Modeling of Gas Rates Through One Inch Nitrogen Charged Gas Lift Valves,” SPE Paper 24839, presented at the 1992 SPE Annual Technical Conference and Exhibition, Washington, DC, October 47, 1992.

Sachdeva, R., Doty, D.R., Schmidt, Z., “Performance of Axial Electric Submersible Pumps in a Gassy Well,” presented at the SPE Rocky Mountain Regional Meeting, Casper, WY, May 1821, 1992.

Sachdeva, R., Doty, D.R., Schmidt, Z., “Performance of Electric Submersible Pumps in Gassy Wells,” SPE 22767, presented at the 1991 SPE Annual Technical Conference and Exhibition, Dallas, TX, October 69, 1991.

Hepguler, G., Schmidt, Z., Doty, D.R., B lais, R.N., “Dynamic Model of Gas Lift Valve Performance,” SPE 21637, presented at the Production Operations Symposium, Oklahoma City, OK, April 79, 1991.

Schmidt, Z., Doty, D.R., Agena, B., Liao, T., Brown, K.E., “New Developments to Improve ContinuousFlow Gas Lift Utilizing Personal Computers,” paper SPE 20677, presented at the 1990 SPE Annual Technical Conference and Exhibition, New Orleans, LA, September 2326, 1990.

Nieberding, H.A., Schmidt, Z., Blais, R.N., Doty, D.R., “Normalization of NitrogenLoaded GasLift Valve Performance Data,” paper SPE 20673, presented at the 1990 SPE Annual Technical Conference and Exhibition, New Orleans, LA, September 2326, 1990.

Blais, R.N., Pedersen, J.G., Pedersen, B.K., Doty, D.R., Schmidt, Z., “Distinguishing Degree of Segregated and Dispersed Flow by Gamma Deusitometry,” 36 International Instrumentation Symposium, Denver, Colorado, May 610, 1990.

Nishikiory, N., Redner, R., Doty, D.R., and Schmidt, Z., “An Improved Method for Gas Lift Allocation Optimization,” paper SPE 19711, presented at the 1989 SPE Annual Technical Conference and Exhibition, San Antonio, Texas, October 811, 1989.

Sagar, R., Doty, D.R., and Schmidt, Z., “Predicting Temperature Profiles in a Flowing Well,” paper SPE 19702, presented at the 1989 SPE Annual Technical Conference and Exhibition, San Antonio, Texas, October 811, 1989.

Pedersen, J., Pedersen, B., Doty, D.R., Blais, R.N., “Calibration of a GammaRay Densitometer for Downhole void Fraction Measurement,” 35th International Instrumentation Symposium, May 1, 1989.

Pedersen, J., Pedersen, B., Blais, R.N., Doty, D.R., “Flow Pattern Detection in TwoPhase, GasLiquid Vertical Flow by Gamma Densitometry,” Bulletin of the American Physical Society, Vol. 34, Number 1, January 1989.

Hepguler, G., Z. Schmidt, R.N. Blais, and D.R. Doty, “Instrumentation for Dynamic Modeling of GasLift Valves,” Proceedings of ISA Aerospace Technology and Test Measurement Symposium, Albuquerque, New Mexico, May 2, 1988.

Miyoshi, M., Schmidt, Z., Doty, D.R., “Slug Catcher Design for Dynamic Slugging in an Offshore Production Facility,” presented at the SPE International Meeting of Petroleum Engineering, Beijing, Peoples Republic of China, March 1720, 1986. (SPE 14124)

Schmidt, Z., Doty, D.R., “System Analysis for Sucker Rod Pumping,” presented at the 1986 SPE Annual Technical Conference and Exhibition, New Orleans, Louisiana, October 68, 1986. (SPE 15426)

Blais, R.N., Schmidt, Z., Doty, D.R., Guler, N., “Test Facility for Measurement of Pressure Gradient in Large Diameter Vertical Pipes Carrying TwoPhase, GasLiquid Flows,” 32nd Int. Instrumentation Symposium, Seattle, Washington, May 58, 1986.

Vongvuthapornchai, S., Blais, R.N., Schmidt, Z., Doty, D.R., Brill, J.P., “Experimental Study of Pressure Wave Propagation in TwoPhase Mixtures,” Fourth Adriatic Symposium of Oil Well Technology, Cavtat, Yugoslavia, October 1417, 1985.

Torre, A.J., Schmidt, Z., Blais, R.N., and Doty, D.R., “Casing Heading in Flowing Oil Wells,” presented at the SPE 1985 Production Operations Symposium, Oklahoma City, Oklahoma, March 1012, 1985.

Z. Schmidt, D.R. Doty and D.R. Kunal, “Severe Slugging in Offshore Pipeline RiserPipe Systems,” presented at Seminar on Offshore Natural Gas Technology, DubrovnikYugoslavia, October 1984.

D.R. Doty, and Z. Schmidt, “An Improved Method for Sucker Rod Pumping,” SPE 10249, presented at SPE Fall Meeting, San Antonio, Texas, October 1981.

Alhanati, F.J.S., Schmidt, Z., Doty, D.R.: “Continuous Gas Lift Instability: Diagnosis, Criteria and Solutions”, SPE 26554 (Accepted pending revisions).
Books

Boundary Integral Equation Methods and Numerical Solutions: Thin Plates on an Elastic Foundation, Springer, New York, 2015 (with D. Doty and W. Hamill).

PomeranzS., FarriorD., and DotyD. Instructor’s Technology Resources and Solutions Guide; Student’s Technology Resources and Solutions Guide (Mathematica Solutions Manuals and CDROMs (also Web Sites) to Accompany Text, Advanced Engineering Mathematics, by Robert Lopez). Pearson/Addison Wesley Publishers, 2002.
Book Chapters

Constanda, C., Doty, D., Thomson, G. R., “Nonstandard Integral Equations for the Harmonic Oscillations of Thin Plates”, in Integral Methods in Science and Engineering: Progress in Numerical and Analytic Techniques, Birkhauser, Boston, 2013, 311–328.

“Solution Estimates in Classical Bending of Plates”. Integral Methods in Science and Engineering, Vol. 2: Computational Methods, Birkhauser, 2010, pp. 113–120.

“Dual Methods for Sensor Testing of Industrial Containers. II. A Nonclassical Approach”. Computational Advances in MultiSensor Adaptive Processing, IEEE, 2005, pp. 74–76.

“The Characteristic Matrix of Nonuniqueness for FirstKind Equations”. Integral Methods in Science and Engineering: Theoretical and Computational Advances, Birkhauser, 1900, pp. 111–118.
Technical Reports

Schmidt, Z., Doty, D.R., Report to American Petroleum Institute for the Recommended Procedure for The Testing of Gas Lift Valves, API R.P. IIV2, September, 1992.

Alhanatij, F.J.S., Schmidt, Z., Doty, D.R., “Continuous Gas Lift Stabilty,” a report submitted to TUALP members, May, 1991.

Sagar, R., Schmidt, Z., Doty, D.R., “GasLift Valve Performance Characterization,” a report submitted to TUALP members, May, 1990.

Sachdeva, R., Doty, D.R., Schmidt, Z., “Final Report on Performance of Electric Submersible Pumps in TwoPhase Flow,” a report submitted to TUALP member companies, Oct, 1989.

Pedersen, J., Doty, D.R., Schmidt, Z., “Report on Prediction of Liquid Holdup in Large Diameter Tubing,” a report submitted to TUALP members, Oct, 1989.

Nishikiori, N., Schmidt, Z., Redner, R.A., Doty, D.R., “Gas Allocation Optimization for Continuous Flow Gas Lift Systems,” a report submitted to TUALP member companies, May, 1989.

Sachdeva, R., Doty, D.R., Schmidt, Z., “Preliminary report on performance of Electric Submersible Pumps in TwoPhase Flow,” a report submitted to TUALP member companies, May 11, 1989.

Liao, T., Z. Schmidt, D.R. Doty, and R.N. Blais, “Computer Simulation of Continuous GasLift Installation Design,” May 1988.

Nieberding, M., Z. Schmidt, D.R. Doty, and R.N. Blais, “Normalization of Nitrogen Loaded Gas Lift Valve Performance Data,” January 1988.

Miyoshi, M., Doty, D.R., Schmidt, Z., “Offshore Pipeline Field Data Analysis,” a report submitted to TUALP members, May 1985.

Biglarbigi, K., Schmidt, Z., Doty, D.R., Blais, R.N., “Gas Passage Performance of Continuous Flow Gas Lift Valves,” a report submitted to TUALP members, Nov. 6, 1984.

Guler, N., Doty, D.R., Schmidt, Z., Blais, R.N., “Compressor Capacity for the TUALP Study of TwoPhase Flow in Large Diameter Tubing,” a report submitted to TUALP member, July 1984.

Proposed LDF test, data analysis procedure, December, 1980.

Jiao, B., Schmidt, Z., Blais, R.N., Doty, D.R., “Jet Pump Performance when Handling TwoPhase Mixtures.”
Other

Harun, A.F., Prado, M.G., Shirazi, S.A., and Doty, D.R., “Improved Model for Predicting Separation Efficiency of a Rotary Gas Separator in ESP Systems, Proceedings – SPE Annual Technical Conference and Exibition, v PI, 2000, pp. 399409.

Harun, A.F., Prado, M.G., Shirazi, S.A. and Doty, D.R., “An Improved Model for Predicting Separation Efficiency of a Rotary Gas Separator in ESP Systems,” SPE Paper 63031, paper prepared for presentation at the 2000 SPE Annual Technical Conference and Exhibition held in Dallas, Texas, 1–4 October 2000.

Harun, A.F.,Prado, M.G., Shirazi, S.A. and Doty, D.R., “TwoPhase Flow Modeling of Induces,” Paper No. ETCE00PROD10033, Proceedings of the ETCE 2000 / OMAE 2000 Joint Conference of ASME Petroleum Division, February 1417, 2000, Houston.

Harun, A.F., Prado, M.G., Shirazi, S.A. and Doty, D.R., “TwoPhase Flow Modeling of Induces,” paper presented at the ETCE/OMAE 2000 Joint Conference of ASME Petroleum Division, Paper No. PROD10033, February 1417, 2000, Houston.

Lackner, G., Doty, D.R., Shirazi, S.A., and Schmidt, Z., “Effect of Viscosity on Downhole Gas Separation in a Rotary Gas Separator,” SPE Paper 52160, in Proceedings of the SPE MidContinent Operations Symposium, Oklahoma City, March 1999.

Xu, J., Shirazi, S.A., Doty, D.R., Schmidt, Z., and Blais, R.N., ” Prediction of Turbulent Friction in Rod Pumped Wells,” in Proceeding of the 1998 SPE Permian Basin Oil and Gas Recovery Conference, SPE paper 39800, March 1998.

Bertovic, D., D. R. Doty, R. N. Blais, A. Schmidt: “Calculating Accurate GasLift Flow Rate Incorporating Temperature Effects,” SPE 37424, originally presented at 1997 SPE Production Operations Symposium in Oklahoma City, March 911, 1997.
Courses Taught
 Modern Algebra
 Linear Algebra and Matrix Theory
 Calculus II
 Research and Thesis
 Advanced Mathematical Modeling
Awards & Honors
 Professor of the Month
 Teacher of the Year
 Outstanding Professor Award
 Outstanding Researcher Award
 Faculty Teaching Award
 Outstanding Teacher Award