Technical Publications (1996-Present)

REFEREED JOURNAL PAPERS
   1. Gong, Y., Gu, Y., 2014, Water and CO2 Flooding in Tight Main Pay Zone and Vuggy Residual Oil Zone
       of a Carbonate Reservoir, Fuel, to be resubmitted as a new work on October 8, 2014.
   2. Han, L., Gu, Y., 2014, Optimization of Miscible CO2-WAG Injection in the Bakken Formation,
        Energy & Fuels, MS. ID: ef-2014-01547x.R2, accepted on September 29, 2014.
   3. Jia, X., Zeng, F., Gu, Y., 2014, Gasflooding-Assisted Cyclic Solvent Injection (GA-CSI) for Enhancing
       Heavy Oil Recovery, Fuel, MS. ID: JFUE-D-14-01783, accepted on September 19, 2014.
   4. Jia, X., Zeng, F., Gu, Y., 2014, Dynamic Solvent Process (DSP) for Enhancing Heavy Oil Recovery,
       The Canadian Journal of Chemical Engineering, MS. ID: CJCE-14-0438, accepted on July 17, 2014.
   5. Jia, X., Zeng, F., Gu, Y., 2014 , A New Mathematical Model for the Solvent Chamber Evolution
       in the Vapour Extraction (Vapex) Process, Journal of Porous Media, MS. ID: 13-JPM-2524,
       accepted on July 11, 2014, to appear in Volume 17, 2014.
   6. Li, Z., Gu, Y., 2014, Soaking Effect on Miscible CO2 Flooding in a Tight Sandstone Formation,
       Fuel 134 (10), 659–668.
   7. Li, Z., Gu, Y., 2014, Optimum Timing for Miscible CO2-EOR after Waterflooding in a Tight
        Sandstone Formation,Energy & Fuels 28 (1), 488–499.
   8. Lin, L., Zeng, F., Gu, Y., 2014 , A Circular Solvent Chamber Model for Simulating the VAPEX Heavy
       Oil Recovery Process, J. Pet. Sci.& Eng. 118 (6), 27–39.
   9. Jiang, T., Zeng, F., Jia, X., Gu, Y., 2014 , A New Solvent-Based Enhanced Heavy Oil Recovery Method:
       Cyclic Production with Continuous Solvent Injection,Fuel 115 (1), 426–433.
   10. Jia, X., Zeng, F., Gu, Y., 201 3 , Semi-analytical Solutions to 1-D Advection-Diffusion Equation with
       Variable Diffusion Coefficient and Variable Flow Velocity, Applied Mathematics & Computation 221
       (2), 268–281.
   11. Cao, M., Gu, Y., 2013, Temperature Effects on the Mutual Interactions between the Light Crude Oil
       and CO2, Fluid Phase Equilibria 356, 78–89.
   12.   Cao, M., Gu, Y., 2013, Physicochemical Characterization of Produced Oils and Gases in Immiscible and
       Miscible CO2 Flooding Processes, Energy & Fuels 27 (1), 440–453.
   13. Cao, M., Gu, Y., 2013, Oil Recovery Mechanism and Asphaltene Precipitation Phenomenon in Immiscible
       and Miscible CO2 Flooding Processes, Fuel 109 (7), 157–166.
   14. Gu, Y., Hou, P., Luo, W., 2013, Effects of Four Important Factors on the Measured Minimum Miscibility
       Pressure and First-Contact Miscibility Pressure, J. Chem. Eng. Data 58 (5), 1361–1370 .
   15. Gu, Y., Zhang, S., She, Y., 2013, Effects of Polymers as Direct CO2 Thickeners on the Mutual Interactions
      between A Light Crude Oil and CO2 , J. Poly Res. 20 (2), Article 61, 1–13.
   16. Xu, S., Zeng, F., Gu, Y., Knorr, K.D., 2012, Upscaling Study of Vapour Extraction Process through
       Numerical Simulation, Transp Porous Med 95 (3), 697–715.
   17. Derakhshanfar, M., Gu, Y., 2012, An Analytical Model for Determination of the Solvent Convective
       Dispersion Coefficient in the Vapour Extraction Heavy Oil Recovery Process, Transp Porous Med
     92
(2), 495–507.
   18. Wang, X., Gu, Y., 2011, Characterization of Precipitated Asphaltenes and Deasphalted Oils of the
      Medium Crude oil–CO2 and Medium Crude Oil –n-Pentane Systems, Energy & Fuels 25, 5232–
      5241.
   19. Zhang, S., She, Y., Gu, Y., 2011, Evaluation of Polymers as Direct Thickeners for CO2 Enhanced
      Oil Recovery, J. Chem. Eng. Data 56 (4) , 1069–1079.
   20. Wang, X., Gu, Y., 2011, Oil Recovery and Permeability Reduction of A Tight Sandstone Reservoir in
      Immiscible and Miscible CO2 Flooding Processes, Ind. Eng. Chem. Res . 50 (4), 2388–2399.
   21. Wang, X., Zhang, S., Gu, Y., 2010, Four Important Onset Pressures for Mutual Interactions
      between Each of Three Crude Oils and CO2, J. Chem. Eng. Data 55 (10), 4390–4398.
   22. Wang, X., Gu, Y., 2010, Visualization and Quantification of A Solvent Vapour Extration (VAPEX)
      Heavy Oil Recovery Process, J. Flow Visualization & Image Processing 17 (3), 215–228 .  
   23. Luo, P., Wang, X., Gu, Y., 2010, Characterization of Asphaltenes Precipitated with Three Light
      Alkanes under Different Experimental Conditions, Fluid phase Equilibria 291, 103–110.
   24. Moghadam, S., Nobakht, M., Gu, Y., 2009, Theoretical and Physical Modeling of A Solvent
      Vapour Extraction (VAPEX) Process for Heavy Oil Recovery, J. Pet. Sci. & Eng. 65, 93–104.
   25. Luo, P., Gu, Y., 2009, Characterization of A Heavy Oil-Propane System in the Presence or
      Absence of Asphaltene Precipitation, Fluid Phase Equilibria 277, 1–8.
   26. Nobakht, M., Moghadam, S., Gu, Y., 2008, Determination of CO2 Minimum Miscibility
      Pressure from the Measured and Predicted Equilibrium Interfacial Tensions, Ind. Eng. Chem.
      Res. 47, 8918–8925.
   27. Nobakht, M., Moghadam, S., Gu, Y., 2008, Mutual Interactions between Crude Oil and CO2
      under Different Pressures, Fluid Phase Equilibria 265 , 94–103.
   28. Yang, D., Gu, Y., 2008, Determination of Diffusion Coefficients and Interface Mass-Transfer
      Coefficients of the Crude Oil-CO2 System by Analysis of the Dynamic and Equilibrium Interfacial
      Tensions, Ind. Eng. Chem. Res. 47, 5447–5455.
   29. Yang, D., Gu, Y., Tontiwachwuthikul, P., 2008, Wettability Determination of the Crude Oil-
      Reservoir Brine-Reservoir Rock System with Dissolution of CO2 at High Pressures and Elevated
      Temperatures, Energy & Fuels 22, 2362–2371.
   30. Yang, D., Gu, Y., Tontiwachwuthikul, P., 2008, Wettability Determination of the Reservoir Brine-
      Reservoir Rock System with Dissolution of CO2 at High Pressures and Elevated Temperatures,
      Energy & Fuels 22, 504–509.
   31. Nobakht, M., Moghadam, S., Gu, Y., 2007, Effects of Viscous and Capillary Forces on CO2
      Enhanced Oil Recovery under Reservoir Conditions, Energy & Fuels 21, 3469–3476.
   32. Yang, C., Gu, Y., 2007, A Novel Experimental Technique for Studying Solvent Mass Transfer and
      Oil-Swelling Effect in the Vapour Extraction (VAPEX) Process, J. Can. Pet. Technol. 46, 44–49.
   33. Luo, P., Yang, C., Tharanivasan, A. K., Gu, Y., 2007, In-situ Upgrading of Heavy Oil in a
      Solvent-based Heavy Oil Recovery Process, J. Can. Pet. Technol. 46, 37–43.
   34. Luo, P., Yang, C., Gu, Y., 2007, Enhanced Solvent Dissolution in In-situ Upgraded Heavy Oil
      under Different Pressures, Fluid Phase Equilibria 252, 143–151.
   35. Luo, P., Gu, Y., 2007, Effects of Asphaltene Content on the Heavy Oil Viscosity at Different
      Temperatures, Fuel 86, 1069–1078.
   36. Tharanivasan, A. K., Yang, C., Gu, Y., 2006, Measurements of Molecular Diffusion Coefficients of
     Carbon Dioxide, Methane and Propane in Heavy Oil under Reservoir Conditions, Energy & Fuels
     20, 2509–2517.
   37. Yang, D., Tontiwachwuthikul, P., Gu, Y., 2006, Dynamic Interfacial Tension Method for Measuring
      Gas Diffusion Coefficient and Interface Mass Transfer Coefficient in a Liquid, Ind. Eng. Chem. Res.
      45, 4999–5008.
   38. Yang, C., Gu, Y., 2006, Diffusion Coefficients and Oil Swelling Factors of Carbon Dioxide,
      Methane, Ethane, Propane and Their Mixtures in Heavy Oil, Fluid Phase Equilibria 243, 64–73.
   39. Yang, C., Gu, Y., 2006, A New Method for Measuring Solvent Diffusivity in Heavy Oil by
      Dynamic Pendant Drop Shape Analysis (DPDSA), SPE 84202, March 2006 SPE J., 11, 48–57.
   40. Yang, C., Gu, Y., 2006, Accelerated Mass Transfer of CO2 in Reservoir Brine Due to Density-
      Driven Natural Convection at High Pressures and Elevated Temperatures, Ind. Eng. Chem. Res.
     45
, 2430-2436.
   41. Yang, C., Gu, Y., 2006, Minimum Time Step Criteria for the Galerkin Finite Element Methods
     Applied to One-dimensional Parabolic Partial Differential Equations, Numer. Meth. Part. Diff. Eq.
     22
, 259-273.
   42. Wang, W., Gu, Y., 2005, Experimental Studies of Detection and Reuse of the Produced Chemicals
      in Alkaline Surfactant-Polymer Floods, SPE 84075, October 2005 SPE Reservoir Eval. & Eng.,
     8, 362–371.
   43. Wang, W., Gu, Y., 2005, Detection and Reuse of the Produced Chemicals in Chemical Enhanced
      Oil Recovery Operations, Pet. Sci. Technol. 23 , 1033–1057.
   44. Yang, D., Gu, Y., 2005, Interfacial Interactions between Crude Oil and CO2 under Reservoir
      Conditions, Pet. Sci. Technol. 23, 1099–1112.
   45. Yang, D., Tontiwachwuthikul, P., Gu, Y., 2005, Interfacial Tensions of the Crude Oil+Reservoir
      Brine+CO2 Systems at Pressures up to 31 MPa and Temperatures of 27 C and 58 C, J. Chem.
      Eng. Data
50 (4), 1242–1249.
   46. Yang, C., Gu, Y., 2005, A New Experimental Method for Measuring Gas Diffusivity in Heavy Oil
      by the Dynamic Pendant Drop Volume Analysis (DPDVA), Ind. Eng. Chem. Res. 44, 4474–4483.
   47. Li, J., Gu, Y., 2005, Coalescence of Oil-in-Water Emulsions in Fibrous and Granular Beds,
      Separation and Purification Technol. 42 (1), 1–13.
   48. Yang, D., Tontiwachwuthikul, P., Gu, Y., 2005, Interfacial Interactions between Reservoir Brine
      and CO2 at High Pressures and Elevated Temperatures, Energy & Fuels 19, 216–223.
   49. Tharanivasan, A. K., Yang, C., Gu, Y., 2004, Comparison of Three Different Interface Mass Transfer
      Models Used in the Experimental Measurement of Solvent Diffusivity in Heavy Oil, J. Pet. Sci. & Eng.
      44, 269–282.
   50. Yang, D., Zhang, Q., Gu, Y., Li, L., 2004, Displacement Optimization in Hydrocarbon Reservoirs,
     J. Pet. Technol. January, 45–46.
   51. Yang, C., Gu, Y., 2004, Modeling of the Adsorption Kinetics of Surfactants at the Liquid–Fluid
      Interface of a Pendant Drop, Langmuir 20, 2503–2511.
   52. Gu, Y., 2004, Electrokinetic Effect on Flow of An Aqueous Solution through a Microchannel, Int.
      J. Transport Phenomena
6 (1), 11–22.
   53. Yang, D., Zhang, Q., Gu, Y., 2003, Integrated Optimization and Control of the Production-
      Injection Operation Systems for Hydrocarbon Reservoirs, J. Pet. Sci. & Eng. 37, 69–81.
   54. Wang, W., Liu, Y., Gu, Y., 2003, Applications of Weak Gel for In-Depth Profile Modification and
      Oil Displacement, J. Can. Pet. Technol. 42 (6), 54–61.
   55. 
Wang, W., Liu, Y., Gu, Y., 2003, Application of A Novel Polymer System in Chemical Enhanced
      Oil Recovery (EOR), Colloid & Polymer Sci. 281 (11), 1046–1054.
   56. Gu, Y., Yang, C., 2003, The Effects of Capillary Force and Gravity on the Interfacial Profile in a
      Reservoir Fracture or Pore, J. Pet. Sci. & Eng. 40, 77–87.
   57. Yang, D., Zhang, Q., Gu, Y., 2002, Determination of Production Operation Methods in Naturally
      Fractured Reservoirs, J. Can. Pet. Technol. 41 (12), 54–61.
   58. Gu, Y., Li, D., 2002, Deposition of Spherical Particles onto Cylindrical Solid Surfaces, I.
      Numerical Simulations, J. Colloid Interface Sci. 248, 315–328.
   59. Gu, Y., Li, D., 2002, Deposition of Spherical Particles onto Cylindrical Solid Surfaces, II.
      Experimental Studies, J. Colloid Interface Sci. 248, 329–339.
   60. Gu, Y., 2001, Drop Size Dependence of Contact Angles of Oil Drops on A Solid Surface in
      Water, Colloids Surf. A: Physicochemical and Engineering Aspects 181, 215–224.
   61. Gu, Y., 2001, Experimental Determination of the Hamaker Constants for Solid-Water-Oil Systems,
      J. Adhesion Sci. Technol. 15, 1263–1283.
   62. Gu, Y., Li, D., 2000, Liquid Drop Spreading on Solid Surfaces at Low Impact Speeds, Colloids
      Surf. A: Physicochemical and Engineering Aspects
163, 239–245.
   63. Gu, Y., Li, D., 2000, The z-Potential of Glass Surface in Contact with Aqueous Solutions, J.
      Colloid Interface Sci.
226, 328–339.
   64. Gu, Y., 2000, The Electrical Double Layer Interaction between a Spherical Particle and a Cylinder,
      J. Colloid Interface Sci.
231, 199–203.
   65. Gu, Y., Li, D., 1999, The van der Waals Interaction between a Spherical Particle and a Cylinder, J.
      Colloid Interface Sci.
217, 60–69.
   66.  Gu, Y., Li, D., 1998, Measurements of the Electric Charge and Surface Potential on Small
      Aqueous Drops in the Air by Applying the Millikan Method, Colloids Surf. A: Physicochemical
      and Engineering Aspects
137, 205–215.
   67. Gu, Y., Li, D., 1998, Electric Charge on Small Silicone Oil Droplets Dispersed in Ionic Surfactant
      Solutions, Colloids Surf. A: Physicochemical and Engineering Aspects 139, 213–225.
   68. Gu, Y., Li, D., 1998, The z-Potential of Silicone Oil Droplets Dispersed in Aqueous Solutions, J.
      Colloid Interface Sci
. 206, 346–349.
   69. Gu, Y., Li, D., 1998, Measurements of Contact Angles between an Oil-Water Interface and a
      Fiber by the ACDPAC Technique, J. Colloid Interface Sci. 206, 288–296.
   70. Gu, Y., Li, D., 1998, A Model for a Liquid Drop Spreading on a Solid Surface, Colloids Surf. A:
      Physicochemical and Engineering Aspects
142, 243–256.
   71. Gu, Y., Li, D., 1997, An Electrical Suspension Method for Measuring the Electric Charge on Small
     
Silicone Oil Droplets Dispersed in Aqueous Solutions, J. Colloid Interface Sci. 195, 343–352.
   72. Gu, Y., Li, D., 1997, Equilibrium Shapes of Axisymmetric Liquid Solder Menisci around a Vertical
      Cylinder on a Horizontal Substrate, J. Chem. Eng. Jpn. 30, 302–309.
   73. Gu, Y., Li, D., Cheng, P., 1997, A Novel Contact Angle Measurement Technique by Analysis of
      Capillary Rise Profile Around a Cylinder (ACRPAC), Colloids Surf. A: Physicochemical and
      Engineering Aspects
122, 135–149.
   74. Gu, Y., Li, D., Cheng, P., 1996, Determination of Line Tension from the Shape of Axisymmetric
      Liquid-Vapor Interfaces around a Conic Cylinder, J. Colloid Interface Sci. 180, 212–217.

 

INVITED REVIEW ARTICLES
   75. Gu, Y., 2006, Deposition of Liquid Drops onto Solid Surfaces, Encyclopedia of Surface and
     Colloid Science
, 2ndEd., Vol. 5, pp. 3421–3435, Taylor & Francis, New York.
   76. Gu, Y., 2006, Contact Angle Measurement Techniques for Determination of Wettability,
     Encyclopedia of Surface and Colloid Science, 2nd Ed., Vol. 2, pp. 1525–1539, Taylor &
      Francis, New York.
   77. Gu, Y., 2006, Glass Surfaces: Electrokinetic and Wetting Properties, Encyclopedia of
     Surface and Colloid Science
, 2nd Ed., Vol. 4, pp. 2711–2723, Taylor & Francis, New York.
   78. Yang, D., Gu, Y., 2003, Interfacial Phenomena of the Oil-Fluid-Rock Systems in Carbon
      Dioxide Flooding Reservoirs
, Recent Developments in Colloids & Interface Research (S.
      G. Pandalai, Managing Ed.), Vol. 1, pp. 115–127, ISBN: 81-7895-065-0, Transworld Research
      Network, Trivandrum-695 023, Kerala, India.

TECHNICAL CONFERENCE PRESENTATIONS AND PAPERS .
   79. Jia, X., Zeng, F., Gu, Y., Enhanced Vapour Extraction (VAPEX) of Heavy Oils through Foamy Oil
      Flow and Viscous Fingering,SPE 170847, 2014 SPE Annual Technical Conference and Exhibition,
      Amsterdam, The Netherlands, October 27–29,2014.

   80. Lin, L., Ma, H., Zeng, F., Gu, Y., Experimental and Numerical Studies of the Reservoir Permeability
      and Drainage Height Effects on the Solvent-Diluted Heavy Oil Gravity Drainage,SPE 170096,
      2014 SPE International Heavy Oil Conference, Calgary, Canada, June 10–12,2014.
   81. Lin, L., Ma, H., Zeng, F., Gu, Y., A Critical Review of the Solvent-Based Heavy Oil Recovery Methods,
      SPE 170098,2014 SPE International Heavy Oil Conference, Calgary, Canada, June 10–12, 2014.
   82. Jia, X., Zeng, F., Gu, Y., Gasflooding-Assisted Cyclic Solent Injection (GA-CSI) for Enhancing
      Heavy Oil Recovery, SPE 170157, 2014 SPE International Heavy Oil Conference,
      Calgary, Canada, June 10–12, 2014.
   83. Jia, X., Zeng, F., Gu, Y., Pressure Pulsing Cyclic Solvent Injection: A New Way to Enhance the Recovery of
      Heavy Oil through Solvent-Based Enhanced Oil Recovery Techniques, SPE 166453 , 2013 SPE Annual
      Technical Conference and Exhibition, New Orleans, Louisiana, USA, October 1 -3 , 2013.
   84. Jia, X., Zeng, F., Gu, Y., Enhanced Vapour Extraction through Foamy-Oil Flow, SPE 165526 , 2013 SPE
      International Heavy Oil Conference, Calgary, Canada, June 11 - 13, 2013.
   85. Jiang, T., Jia, X., Zeng, F., Gu, Y., A Novel Solvent Injection Technique for Enhanced Heavy Oil Recovery,
      SPE 165455
, 2013 SPE Heavy Oil Conference Canada, Calgary, Canada, June 1113, 2013.
   86. Jia, X., Zeng, F., Gu, Y., One-Dimensional Mathematical Modeling of Vapour Extraction (VPAEX),
      SPE 157938 , 2012 SPE International Heavy Oil Conference, Calgary, Canada, June 12 - 14, 2012.
   87. Gong, X., Gu, Y.,Shu, F., She, Y., Eperimental Determination of Asphaltene Precipitation from Different
      Live Oils and Technical Evaluation of Potential Inhibitors for the Primary Depletion Process, SPE
      157835, 2012 SPE Heavy Oil Conference Canada, Calgary, Canada, June 12–14, 2012.

   88. Cao, M., Gu, Y., Oil Recovery Mechanisms and Asphaltene Precipitation Phenomenon in Immiscible and
     
Miscible CO2 Flooding Processes under Reservoir Conditions. 2012 IEAEOR 33rd Annual Symposium,
      Regina, Canada, August 26-30, 2012.
   89. Derakhshanfar, M., Gu, Y., Effects of Waterflooding and Solvent Injection on the Solvent Vapour
      Extraction (VAPEX) Heavy Oil Recovery, SPE 150691 , 2011 SPE Heavy Oil Conference and
      Exhibition (HOCE), Kuwait City, Kuwait, December 12–14, 2011.

   90. J ia, X., Zeng, F., Gu, Y., Semi-Analytical Solutions of One-Dimensional Diffusion - Convection
      Equation with Variable Convective Velocity, SPE 156887 , 2011 SPE Annual Technical Conference
      and Exhibition, Denver,Colorado, USA, November 1–3 , 2011.
   91. Gu, Y., Wang, X., Oil Recovery, Asphaltene Precipitation, and Permeability Reduction in Different CO2            Flooding Processes, 32nd Annual Workshop and Symposium of the International Energy Agency (IEA) on            Enhanced Oil Recovery (EOR), Vienna, Austria, October 16–20, 2011.
   92. Xu, S., Luo, W., Zeng, F., Gu, Y., Application of Deep Hydraulic Jet Perforating to Enhance Oil Production
           in Thin Reservoir with Bottom Water , SPE 145978 , 2011 Asia Pacific Oil & Gas Conference and
      Exhibition, Jakarta, Indonesia, DOI 10.2118/145978-MS, September 20–22, 2011 .

   93. Wang,X., Gu, Y., Visualization and Quantification of A Solvent Vapour Extraction (VAPEX)
      Heavy Oil Recovery Process , PSFVIP7 0040 , The 6th Pacific Symposium on Flow Visualization
     and Image Processing, Kaohsiung , Taiwan , November 16–19, 2009. 
   94. Luo, P., Zhang, H., Moghadam, S., Wang, X., Gu, Y., Asphaltene Precipitation and Its Effects
      on the Vapour Extraction (VAPEX) Heavy Oil Recovery Process,SPE 117527 , 2008 SPE
      International Thermal Operations and Heavy Oil Symposium, Calgary , October 20–23, 2008 .
   95. Zhang, H., Moghadam, S., Gu, Y., Mass Transfer in A Solvent Vapour Extraction (VAPEX)
      Heavy Oil Recovery Process, The 2nd International Conference on Porous Media and Its
      Applications in Science and Engineering (ICPM2), Kauai, Hawaii, June 17–21, 2007.

   96. Luo, P., Kladkaew, N., Gu, Y., Saiwan, C., Detection of the Onset of Asphaltene Precipitation in
      a Heavy Oil–Solvent System, Paper No. 2007-096, Proceeding of the 58th Annual Technical
      Meeting of the Petroleum Society, The Canadian International Petroleum Conference, Calgary, June
     12–14, 2007.
   97. Moghadam, S., Nobakht, M., Gu, Y., Permeability Effects in a Vapour Extraction (VAPEX)
      Heavy Oil Recovery Process, Paper No. 2007-095, Proceeding of the 58th Annual Technical
      Meeting of the Petroleum Society, The Canadian International Petroleum Conference, Calgary, June
      12–14, 2007.
   98. Yang, D., Gu, Y., A New Experimental Technique for Studying Gas Mass Transfer in the Crude
      Oil by Analysis of the Measured Dynamic and Equilibrium Interfacial Tensions, SPE 102481, 2006
      SPE Annual Technical Conference and Exhibition, San Antonio, September 24–27, 2006.
   99. Zhang, H., Luo, P., Gu, Y., Physical Modeling of Heavy Oil Production Rate in a Vapour
      Extraction Process, Paper No. 2006-142, Proceeding of the 57th Annual Technical Meeting of the
      Petroleum Society, The Canadian International Petroleum Conference, Calgary, June 13–15, 2006.
   100. Yang, C., Gu, Y., Effects of Solvent-Heavy Oil Interfacial Tension on Gravity Drainage in the
      VAPEX Process, SPE 97906, 2005 SPE International Thermal Operations and Heavy Oil
      Symposium, Calgary, November 1–3, 2005.
   101. Luo, P., Gu, Y., Effects of Asphaltene Content and Solvent Concentration on Heavy Oil Viscosity,
     SPE 97778, 2005 SPE International Thermal Operations and Heavy Oil Symposium, Calgary,
      November 1–3, 2005.
   102. Yang, C., Tharanivasan, A. K., Gu, Y., Experimental Studies on Mass Transfer of CO2 in a Saline
      Aquifer, IGEC-1-091, International Green Energy Conference-1, Waterloo, June 12–16, 2005.
   103. Yang, D., Tontiwachwuthikul, P., Gu, Y., Interfacial Tension Phenomenon and Mass Transfer
        Process in the Reservoir Brine-CO2 System at High Pressures and Elevated Temperatures, IGEC-
     1-090
, International Green Energy Conference-1, Waterloo, June 12–16, 2005.
   104. Yang, C., Gu, Y., A Novel Experimental Technique for Studying Solvent Mass Transfer and Oil
      Swelling Effect in a Vapour Extraction (VAPEX) Process, Paper No. 2005-099, Proceeding of the
      56th Annual Technical Meeting of the Petroleum Society, The Canadian International Petroleum
      Conference, Calgary, June 7–9, 2005.
   105. Luo, P., Yang, C., Tharanivasan, A. K., Gu, Y., In-situ Upgrading of Heavy Oil in a Solvent-based
      Heavy Oil Recovery Process, Paper No. 2005-098, Proceeding of the 56th Annual Technical
      Meeting of the Petroleum Society, The Canadian International Petroleum Conference, Calgary, June
      7–9, 2005.
   106. Li, J., Wang, W., Gu, Y., Dynamic Interfacial Tension Phenomenon and Wettability Alteration of
      Crude Oil-Rock-Alkaline-Surfactant Solution Systems, SPE 90207, 2004 SPE Annual Technical
      Conference and Exhibition, Houston, September 26–29, 2004.
   107. Yang, D., Gu, Y., Interfacial Interactions of Crude Oil-Brine-CO2 Systems under Reservoir
      Conditions, SPE 90198, 2004 SPE Annual Technical Conference and Exhibition, Houston,
      September 26-29, 2004.
   108.  Li, J., Wang, W., Gu, Y., Dynamic Interfacial Tension Phenomenon and Wettability Alteration of
      Crude Oil-Rock-Alkaline-Surfactant Solution Systems, Paper No. S196GT, Proceeding of the 8th
      World Multi-conference on Systemics, Cybernetics and Informatics (SCI 2004), Orlando, July 18–
      21, 2004.
  109.Yang, D., Gu, Y., Interfacial Tensions and Visual Interactions of Crude Oil–Brine–CO2 Systems
      underReservoir Conditions, Paper No. 2004-083, Proceeding of the 55th Annual Technical
      Meeting of the Petroleum Society, The Canadian International Petroleum Conference, Calgary, June
      8–10, 2004.
  110.Tharanivasan, A. K., Yang, C., Gu, Y., Measurements of Molecular Diffusion Coefficients of
      Carbon Dioxide and Methane in Heavy Oil, Paper No. 2004-081, Proceeding of the 55th Annual
      Technical Meeting of the Petroleum Society, The Canadian International Petroleum Conference,
      Calgary, June 8–10, 2004.
  111.Yang, D., Gu, Y., Visualization of Interfacial Interactions of Crude Oil-CO2 Systems under the
      Reservoir Conditions, SPE 89366, 2004 SPE/DOE 14th Symposium on Improved Oil Recovery
      (IOR), Tulsa, April 17–21, 2004.
  112.Yang, C., Gu, Y., A New Method for Measuring Solvent Diffusivity in Heavy Oil by Dynamic
      Pendant Drop Shape Analysis (DPDSA), SPE 84202, 2003 SPE Annual Technical Conference
      and Exhibition, Denver, October 5–8, 2003.
  113.Wang, W., Gu, Y., Detection and Reuse of the Produced Chemicals in Alkaline Surfactant-
      Polymer Floods, SPE 84075, 2003 SPE Annual Technical Conference and Exhibition, Denver,
      October 5–8, 2003.
  114.Tharanivasan, A. K., Yang, C., Gu, Y., Combined Interface Mass Transfer and Bulk Molecular
      Diffusion in the Measurement of Solvent Diffusivity in Heavy Oil, The 14th International Symposium
      on Transport Phenomena (ISTP-14), Bali, Indonesia, July 6–10, 2003, Recent Progress in
     Transport Phenomena
(Harinaldi Yanuar and Yulianto S. Nugroho, Eds.), pp. 319–324, ISBN:
      979-97726-0-5.
  115.Wang, W., Gu, Y., Interactions of Alkaline Solutions with Oil-Brine-Rock Systems in ASP Flood
      Processes, Paper No. 2003-142, Proceeding of the 54th Annual Technical Meeting of the
      Petroleum Society, The Canadian International Petroleum Conference, Calgary, June 10–12, 2003.
  116.Li, J., Wang, W., Gu, Y., Dynamic Interfacial Tension and Oil Shrinking Effect of Crude Oil in
      Alkaline Solutions, Paper No. 2003-139, Proceeding of the 54th Annual Technical Meeting of the
      Petroleum Society, The Canadian International Petroleum Conference, Calgary, June 10–12, 2003.
  117.Yang, C, Gu, Y., Finite Element Analysis of Solvent Diffusion in a Pendant Drop of Heavy Oil, The
      3rd International Conference on Computational Heat & Mass Transfer (ICCHMT-3), Paper #76,
      Banff, May 26–30, 2003.
  118.Yang, D., Zhang, Q., Gu, Y., Optimum Design and Control of the Production-Injection Operation
      Systems in Petroleum Reservoirs, SPE 81036, The 8th SPE Latin American and Caribbean
      Petroleum Engineering Conference (VIII LACPEC), Port of Spain, Trinidad, April 27–30, 2003.
  119.Yang, D., Zhang, Q., Gu, Y., Li, L., Integrated Global Optimization of Displacement Efficiency in
      Hydrocarbon Reservoirs, SPE 81035, The 8th SPE Latin American and Caribbean Petroleum
      Engineering Conference (VIII LACPEC), Port of Spain, Trinidad, April 27–30, 2003.
  120.Wang, W., Gu, Y., Application and Mechanism Studies of Clay Gum System, SPE 77694, 2002
      SPE Annual Technical Conference and Exhibition, San Antonio, September 29–October 2, 2002.
  121.Gu, Y., Electrokinetic Effects on Flow of Aqueous Solutions through Microchannels, the 15th
      International Symposium on Transport Phenomena (ISTP-13), Victoria, July 14–18, 2002,
     Progress in Transport Phenomena (Sadik Dost, Henning Struchtrup, Ibrahim Dincer, Eds.), pp.
      407–412, Elsevier, Paris.
  122.Yang, D., Zhang, Q., Gu, Y., Global Optimization of Production-Injection Operation Systems for
      Hydrocarbon Reservoirs, Paper No. 2002-182, Proceeding of the 53rd Annual Technical Meeting
      of the Petroleum Society, The Canadian International Petroleum Conference, Calgary, June 11–13,
      2002.
  123.Wang, W., Liu, Y., Gu, Y., Applications of Weak Gel for In-Depth Profile Modification and Oil
      Displacement, Paper No. 2002-168, Proceeding of the 53rd Annual Technical Meeting, The
      Canadian International Petroleum Conference, Calgary, June 11–13, 2002.
  124.Yang, D., Zhang, Q., Gu, Y., Integrated Production Operation Models with Reservoir Simulation
      for Optimum Reservoir Management, SPE 75236, 2002 SPE/DOE 13th Symposium on Improved
      Oil Recovery (IOR), Tulsa, April 13–17, 2002.
  125.Yang, D., Zhang, Q., Gu, Y., Determination of Production Operation Methods in Naturally
      Fractured Reservoirs, Paper No. 2001-12, Proceeding of the 52nd Annual Technical Meeting of the
      Petroleum Society, The Canadian Internatioal Petroleum Conference, Calgary, June 12–14, 2001.

TECHNICAL CONFERENCE PRESENTATIONS AND POSTERS
   126.Gu, Y., 2002, Deposition of Oil Drops onto Fiber Surfaces in Aqueous Solutions, posted at the
      XVIth Conference of the European Colloid and Interface Society (ECIS 2002), Paris, September
      22–27, 2002.
   127.Gu, Y., Streaming Potential Measurements in Parallel-Plate Microchannels, posted at the 13th
      International Symposium on Surfactants in Solution (SIS-2000), Gainesville, June 11–16, 2000 .
   128.Gu, Y., Li, D., An Experimental Study on the Drop Size Dependence of Contact Angles of an Oil-
      Water-Solid System, presented at the Annual AIChE Annual Conference, Miami Beach,
      November 15–20, 1998.
   129.Gu, Y., Li, D., A New Experimental Technique to Measure the Contact Angle of a Liquid–Fluid
      Interface on a Fibre, presented at the Annual AIChE Annual Conference, Miami Beach, November
      15–20, 1998.
   130.Gu, Y., Li, D., A Force Balance Method for Measuring the Surface Charge and Potential of Small
      Oil Droplets in the Oil-in-Water (O/W) Emulsions, presented at the 47th Canadian Chemical
      Engineering Conference, Edmonton, October 5–8, 1997.

 

 
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