Conference Proceedings

2018

Ayirala, S. C., Li, Z., Saleh, S. H., Xu, Z. and A. A. Yousef, 2018, Effects of salinity and individual water ions on crude oil-water interface physicochemical interactions at elevated temperature, in Proceedings SPE EOR Conference at Oil and Gas West Asia, Muscat, Oman, March 26-28, 2018, Paper SPE-190387-MS, 18 pages.

2017

Ayirala, S. C., Yousef, A. A., Li, Z. and Z. Xu, 2017, Water ion interactions at crude oil-water interface:  a new fundamental understanding on Smart Water flood, in Proceedings SPE Middle East Oil and Gas Show and Conference, Manama, Kingdom of Bahrain, March 6-9, 2017, Paper SPE-183894-MS, 17 pages.

2016

Jackman, M., Xu, Z. and Q. Liu, 2016, Tuning foamability and foam stability using temperature- responsive poly (N-Isopropylacrylamide), in Proceedings XXVIII International Mineral Processing Congress (IMPC), Quebec City, QC, Canada, 59.

Huang, J., Liu, Q., Xu, Z., Masliyah, J., Jiang J. and B. Gorain, 2016, Gold recovery from Nevada double refractory gold ores using a novel dual bubble generator, in Proceedings XXVIII International Mineral Processing Congress (IMPC), Quebec City, QC, Canada, 44.

2015
Chowdhry, M., Choi, P., Liu, Q. and Z. Xu, 2015, DFT study on reactivity of different neutral flotation collectors with Cu, Zn and Pb metal ions in solution, in e-Proceedings 10th UBC-McGillUA International Symposium on Fundamentals of Mineral Processing: Modelling and Optimization of Mineral Processing (ed. Kristian Waters), MetSoc, Montreal, QC, Canada.

 

 

 

2014
Salehi, R., Xu, Z. and J. Masliyah, 2014, Flocculation of ultra-fine particles of mature fine tailings, in Proceedings Fourth International Oil Sands Tailings Conference (eds. D. Sego and W. Wilson), Lake Louise, AB, Canada, 457-466.

 

 

 

Yan, L., Xu, Z. and J. Masliyah, 2014, Adsorption of carboxymethyl cellulose on talc basal and edge surfaces probed by atomic force microscope, in Proceedings XXVII International Mineral Processing Congress, (ed. Juan Yianatos), Santiago, Chile, C0215.

Li, Y., Guo, J., Harbottle, D., Liu, Q. and Z. Xu, 2014, Enhancing densification by pH-switchable polymers for tailings management, in Proceedings of 17th International Seminar on Paste and Thickened Tailings (Paste2014), (eds. R. Jewell, A. Fourie, P.S. Wells and D. van Zyl), InfoMine Inc., Vancouver, BC, Canada, 223-230.

2013
Bobicki, E., Liu, Q., Xu, Z., Manchak, N. and M. Xu, 2013, Effect of microwave pre-treatment on grindability of ultramafic nickel ores, in Proceedings Water and Energy in Mineral Processing (eds. Q. Liu, Z. Xu and Q. Liu), MS&T’13, MetSoc, Montreal, QC, Canada, 1926-1933.

 

 

 

2012
Liu, K., Sun, P., Liu, Q. and Z. Xu, 2012, Removal of diethylenetriamine species and metal ions from effluents with magnetic activated carbon, in Proceedings 26th International Mineral Processing Congress, IMPC 2012, New Delhi, India, 3003-3013.

 

 

 

Deng, M., Liu, Q. and Z. Xu, 2012, Impact of total dissolved solids in process water on the surface properties of silica and sphalerite minerals, in Proceedings the First International Symposium: Water in Mineral Processing (ed. J. Drelich), SME, Littleton, CO, USA, 225-236.

Wang, L., Sharp, D., Xu, Z. and J. Masliyah, 2012, A novel induction timer to study interactions between an air bubble and bitumen surface, in Separation Technologies for Minerals, Coal and Earth Resources (Yoon Symposium) (eds. C.A. Young and G.H. Luttrell), SME, Littleton, CO, USA, 47-55.

2010
Thomas, T., Afacan, A., Masliyah, J., Xu, Z., Wang, Y. and J. Liu, 2010, Recovery of hydrocarbons from mature fine tailings of oil sands extraction, in Proceedings 2nd International Conference on Oil Sands Tailings, University of Alberta, Edmonton, AB, Canada, 141-148.

 

 

 

Guo, L., Maham, Y., Masliyah, J. and Z. Xu, 2010, Understanding Al-PAM assisted oil sands tailings treatment, in Proceedings 2nd International Conference on Oil Sands Tailings, University of Alberta, Edmonton, AB, Canada, 123-131.

Alamgir, A., Masliyah, J. and Z. Xu, 2010, Al-PAM assisted filtration of mature fine tailings produced from oil sands development, in Proceedings 2nd International Conference on Oil Sands Tailings, University of Alberta, Edmonton, AB, Canada, 97-105.

Wu, C., Nesset, K., Xu, Z. and J. Masliyah, 2010, Generation and attachment of submicron size bubbles to colloidal solids, in Proceedings XXV International Mineral Processing Congress, AusIMM (Publication Series No 7/2010), Brisbane, Australia, 2561-2568.

Prashant, D., Xu, Z., Szymanski, J., Gupta, R. and J. Boddez, 2010, Dry cleaning of coal by a laboratory continuous air dense medium fluidized bed separator, in Proceedings XVI International Coal Preparation Congress 2010 (ed. R. Honaker), Lexington, KY, USA, 608-616.

2009
Wang, X., Xu, Z. and J. Masliyah, 2009, Polymer aids for flocculation of oil sands tailings, in Paste 2009 (eds. R. Jewell, A. Fourie, S. Barrera and J. Wiertz, Vina del Mar), Chile, 93-100.

 

 

 

2008
Xu, Z. and J. Masliyah, 2008, Understanding flotation by visualization, in Proceedings XXIV International Mineral Processing Congress (eds. D. Wang, C. Sun, F. Wang, L. Zhang and L. Han), Beijing, China, 73-80.

 

 

 

Liu, J., Zhang, L., Breen, O., Xu, Z. and J. Masliyah, 2008, Application of site binding modeling to oil droplets in aqueous solutions, in Proceedings XXIV International Mineral Processing Congress (eds. D. Wang, C. Sun, F. Wang, L. Zhang and L. Han), Beijing, China, 924-932.

Zhou, Z., Chow, R., Xu, Z. And J. Masliyah, 2008, Spontaneous bubble nucleation on bitumen, in Proceedings XXIV International Mineral Processing Congress (eds. D. Wang, C. Sun, F. Wang, L. Zhang and L. Han), Beijing, China, 4318-4327.

2006
Choung, J., Lu, N. and Z. Xu, 2006, Upgrading of Canadian fine sub-bituminous coals by flotation, in Proceedings XV International Coal Preparation Congress and Exhibition, China University Mining Technology Press, Xuzhou, China, 398-405.

 

 

 

Drelich, J., Xu, Z. and J. Masliyah, 2006, Measurements of colloidal forces between an AFM probe and nanoparticles deposited on a substrate, in Interfacial Phenomena in Fine Particle Technology, Proceedings 6th UBC-McGill-UA International Symposium on Fundamentals of Mineral Processing (eds. Z. Xu and Q. Liu), MetSoc, Montreal, QC, Canada, 61-72.

Beauchamp, R., Choung, J. and Z. Xu, 2006, Mineral particle interactions in gypsumsupersaturated process water, in Interfacial Phenomena in Fine Particle Technology, Proceedings 6th UBC-McGill-UA International Symposium on Fundamentals of Mineral Processing (eds. Z. Xu and Q. Liu), MetSoc, Montreal, QC, Canada, 101-116.

Xu, Z., Choung, J., Sun, W. and Z. Cui, 2006, Role of hydrodynamic cavitation by high intensity agitation in fine particle aggregation and flotation, in Proceedings XXIII International Mineral Processing Congress (eds. G. Onal, N. Acarkan, M.S. Celik, F. Arslan, G. Atesok, A. Guney, A.A. Sirkei, A.E. Yuce and K.T. Perek), Promedadvertising Agency, Istanbul, Turkey, 395-400.

Drelich, J., Nalaskowski, J., Long, J., Xu, Z. and J. Masliyah, 2006, Measurement of colloidal forces between microscopic probes and substrates in suspensions of nanoparticles, in Proceedings Functional Fillers and Nanoscale Minerals (ed. J. J. Kellar), SME, Inc., Littleton, CO, USA, 217-232.

Dong, J. and Z. Xu, 2006, Synthesis of mesoporous silica coatings on magnetic particles for mercury removal applications, in Proceedings Functional Fillers and Nanoscale Minerals (ed. by J.J. Kellar), SME, Inc., Littleton, CO, USA, 241-252.

Xu, Z., Choung, J., Sun, W. and Z. Cui, 2006, Visualization of fine bubbles and their role in fine particle flotation, in Proceedings 2006: 38th Canadian Mineral Processors Conference, CMP, Ottawa, ON, Canada, 607-619.

2005
Gu, G., Lindmark, R., Xu, Z., Zhou, Z. and J. Masliyah, 2005, Induction time measurement in bitumen extraction systems, in Innovations in Natural Resource Processing-Proceedings, Jan. D. Miller Symposium (ed. by C.A. Young, J. J. Kellar, M.L. Free, J. Drelich and R.P. King), SME, Inc., Littleton, CO, USA, 337-349.

 

 

 

2004
Xu, Z., Zhou, Z., Choung, J.W. and T. Fu, 2004, Role of particle aggregation in fine sphalerite flotation studied by on-line visualization, in Proceedings 5th UBS-McGill International Symposium on Fundamentals of Mineral Processing-Particle Size Enlargement in Mineral Processing (ed. by J. S. Laskowski), MetSoc, Montreal, QC, Canada, 57-72.

 

 

 

2003
Xu, Z. and G. Lu, 2003, Up-grading and mercury removal from an Alberta subbituminous coal by pyrolysis, in Symposium Combustion Canada ’03 (ed. B. Clements), Natural Resources Canada, Ottawa, ON, Canada, paper No. 7A-3.

 

 

 

Wang, Y., Lim, S., Xu Z. and J.L. Luo, 2003, Micro Scratch and Corrosion Behaviors of Nanostructured WC Particles-Enhanced Polymer Composite Coatings, in Proceedings 42nd Conference Metallurgists: Second International Symposium on Environmental Degradation of Materials and Corrosion Control in Metals (eds. J. Luo, M. Elboujdaïni, D. Shoesmith and P. C. Patnaik), MET SOC, Montreal, QC, Canada, 503-515.

Liu, J., Zinterer, J., Masliyah, J.H., Yordan, J. and Z. Xu, 2003, Adhesion of talc and ink particles in paper de-inking flotation, in Functional Fillers and Nanoscale Minerals (eds. J.J. Kellar, M.A. Herpfer and B. M. Moudgil), SME, Littleton, CO, USA, 207-216.

Xu, Z., Liu, J. and C. Kenney, 2003, Fundamental study of reactive oily bubbles in sulphide flotation, in Proceedings 35th Conference of Canadian Mineral Processors, CMP, Ottawa, ON, Canada, 607- 619.

2002
Chen, Z.K., Lu, B.T., Luo, J.L., Patchett B. M. and Z. Xu, 2002, Investigation of stress corrosion cracking in longitudinal welded specimens of austenitic stainless steel, in Proceedings 41th Conference of Metallurgists, Symposium on Aerospace Materials: Development, Durability, Testing and Life Cycle Issues (eds. P.C. Patnaik and M. Elboujdaïni), MET SOC, Montreal, QC, Canada, 181-189.

 

 

 

2001
Choung, J. and Z. Xu, 2001, A novel process for recovering clean coal and water from coal tailings, in Pollution Control and Reutilization of Solid Wastes (eds. L. Chai, C. Zhang and S. Lan), Central South University Press, 247-253.

 

 

 

Liu, J., Zhou, Z. and Z. Xu, 2001, Electrokinetic study of hexane droplets in surfactant aqueous solutions, in Proceedings Interactions in Mineral Processing (eds. J.A. Finch, S.R. Rao and L. Huang), CIM, Montreal, QC, Canada, 375-384.

2000
Choung, J.W., Xu, Z. and J.A. Finch, 2000, Ambient temperature ferrite process for acid rock drainage treatment, in Proceedings: ICARD 2000, SME Inc., Littleton, CO, USA, 1101-1111.

 

 

 

Xu, Z., Choung, J.W. and J. Szymanski, 2000, An integrated process for recovering fine coals and recycling water from coal tailings, in Proceedings Coal Prep 2000, 243-253.

Zhou, Z., Xu, Z., Masliyah, J., Kasongo, T., Kizor, T. and D. Cox, 2000, Application of on-line visualization to flotation systems, in Proceedings 32nd Annual Meeting of the Canadian Mineral Processors, CMP, Ottawa, ON, Canada, 120-137.

1999
Wang, W., Hu, C. and Z. Xu, 1999, Pelletizing characteristic of the magnetite concentrate from Daye Iron-Mine, in ICARISM ’99, Proceedings the International Conference on Alternative Routes of Iron and Steelmaking, Australasian Institute of Mining and Metallurgy Publication Series, Perth, 99: 237-240.

 

 

 

Choung, J.W., J. Liu, Z. Xu and J. Szymanski, 1999, Flocculant in integrated coal tailing’s processing by hydrophobic extraction, in The Use of Polymers in Mineral Processing (ed. J. Laskowski), CIM, Montreal, QC, Canada, 439-453.

1998
Bozkurt, V., Xu, Z. and J.A. Finch, 1998, Xanthate adsorption on pentlandite and pyrrhotite: Effect of mineral interactions, in Innovations in Minerals and Coal Processing (eds. S. Atak, G. Onal and M. Celik), A.A. Balkema Publishers, Netherlands, 93-98.

 

 

 

Choung, J.W., Xu, Z. and J.A. Finch, 1998, Solutions to calcium problem in ambient temperature ferrite process applied to acid mine drainage treatment, in Waste Processing and Recycling in Mineral and Metallurgical Industries III (eds. S.R. Rao, L.M. Amaratunga, G.G Richards and P.D. Kondos), CIM, Montreal, QC, Canada, 323-334.

Xu, Z., Liu, Q. and J.A. Finch, 1998, Engineering of Magnetic Nanocomposites for Biological and Environmental Applications (Keynote presentation), in Composites at Lake Louise ‘97 (ed. P. Nicholson), Eagle Press, Burlington, Ontario, ON, Canada, 20-32.

1997
Wang, W., Xu, Z., Zhang, Y., Zhang, D. and L. Yang, 1997, Development of a stochastic mathematical model for spiral concentrator, in Proceedings XX International Mineral Processing Congress, (eds. H. Hoberg and von H. Blottniz), GDMB, Clausthal-Zellerfeld, Germany, 521-530.

 

 

 

Rao, S.R., Xu, Z. and J.A. Finch, 1997, Separation of calcium sulphate produced in effluent treatment by precipitate flotation, in Processing of Complex Ores-Mineral Processing and Environment (eds. J.A. Finch, S.R. Rao and I. Holubec), CIM, Montreal, QC, Canada, 305-315.

DiFeo, A., Xu, Z. and J.A. Finch, 1997, Electrokinetic study of sulphide minerals in mixed mineral systems, in Processing of Complex Ores-Mineral Processing and Environment (eds. J.A. Finch, S.R. Rao and I. Holubec), CIM, Montreal, QC, Canada, 257-271.

Bozkurt, V., Xu, Z. and J.A. Finch, 1997, Pentlandite/pyrrhotite interaction-xanthate adsorption in presence of Ni ions, in Processing of Complex Ores-Mineral Processing and Environment (eds. J.A. Finch, S.R. Rao and Holubec, I.), CIM, Montreal, QC, Canada, 101-111.

Zhou, Z., Langlois, R., Xu, Z., Finch, J.A. and R. Agnew, 1997, In-plant testing of a hydrodynamic cavitation reactor in flotation, in Processing of Complex Ores-Mineral Processing and Environment (eds. J.A. Finch, S.R. Rao and I. Holubec), CIM, Montreal, QC, Canada, 185-193. Curriculum Vitae: Zhenghe Xu 41

Wang, W., Xu, Z., Choung, J.W. and J.A. Finch, 1997, Challenges for ambient temperature ferrite process in acid mine drainage treatment, in Processing of Complex Ores-Mineral Processing and Environment (eds. J.A. Finch, S.R. Rao and I. Holubec), CIM, Montreal, QC, Canada, 293-304.

1996
Bozkurt, V., Xu, Z., Brienne, S.H.R., Butler, I.S. and J.A. Finch, 1996, A novel approach for in situ spectroelectrochemical characterization of collector-mineral reactions, in Proceedings Fourth Int. Symp. On Electtrochemistry in Mineral and Metal Processing (eds. R. Woods, F.M. Doyle and P. Richardson), Electrochemical Soc. Inc., Pennington, NJ, USA, 108-118.

 

 

 

Finch, J.A., Xu, Z. and S.R. Rao, 1996, Control of iron sulphides in mineral processing, in Proceedings the Second International Symposium on Iron Control in Hydrometallurgy, (eds. J.E. Dutrizac and G.B. Harris), CIM, Montreal, QC, Canada, 3-15.

1995
Xu, Z., 1995, External reflection infrared spectroscopy of collector monolayers on mineral surfaces: A computer simulation approach, in Proceedings CAMI’95 (ed. H.S. Mitri), CIM, Montreal, QC, Canada, 773-780.

 

 

 

Zhang, Q., Xu, Z. and J.A. Finch, 1995, Surface complexation modelling, in Proceedings CAMI’95 (ed. H.S. Mitri), CIM, Montreal, QC, Canada, 781-785.

Zhou, Z., Xu, Z. and J.A. Finch, 1995, Fundamental study of cavitation in flotation, in Proceedings XIX International mineral Processing Congress, SME, Inc., Littleton, CO, USA, 3: 93-97.

Wang, W. and Z. Xu, 1995, New concepts on the separation of shaking table, in Proceedings XIX International Mineral Processing Congress, SME, Inc., Littleton, CO, USA, 2: 159-162.

Xu, Z., Zhou, Z., Liu, Q. and J.L. Yordan, 1995, Role of interfacial phenomena in fine coal dewatering, in Proceedings Processing of Hydrophobic Minerals and Fine Coals(ed. J.S. Laskowski), CIM, Montreal, QC, Canada, 513-525.

Rao, R., Xu, Z. and J.A. Finch, 1995, Selective solublization of Zn(II), Cu(II), and Ni(II) from Fe(III) in metal hydroxide sludges by diethylene triamine, in Proceedings Waste Processing and Recycling in Mineral and Metallurgical Industries (eds. S.R. Rao, L.M. Amaratonga, G.G. Richards and P.D. Kondos), CIM, Montreal, QC, Canada, 69-77.

Gangli, P., Kozinski, J.A. and Z. Xu, 1995, Microbiologically boosted removal of Sox and Nox from outgases, in Proceedings Waste Processing and Recycling in Mineral and Metallurgical Industries (eds. S.R. Rao, L.M. Amaratonga, G.G. Richards and P.D. Kondos), CIM, Montreal, QC, Canada, 507- 520.

Bozkurt, V., Brienne, S.H.R., Rao, S.R., Xu, Z., Butler, I.S. and J.A. Finch, 1995, Xanthate interaction with chalcocite and heazlewoodite, in Proceedings Copper ‘95, Int. Con.: Vol II, Mineral Processing and Environment, Santiago, Chile, 169-182.

Zhang, Q., Xu, Z., Brienne, S., Butler, I. and J.A. Finch, 1995, The effect of iron ions on the flotation of sphalerite and pyrite, in Proceedings Zinc & Lead 95, Sendai, Japan, 167-176.

1994
Zhou, Z., Xu, Z. and J.A. Finch, 1994, Gas nucleation in flotation, in Innovations in Mineral Processing (ed. Turgut Yalcin), Sudbury, ON, Canada, 53-66.

 

 

 

1991
Laskowski, J.S., Xu, Z., and R.H. Yoon, 1991, Energy barrier in particle-to-bubble attachment and its effect on flotation kinetics, in Proceedings XVII International Mineral Processing Congress, Dresden, Germany, 237-249.

 

 

 

1988
Chen, J., Chen, W. and Z. Xu, 1988, Adsorption and flocculation behaviour of ilmenite, titanomagnetite and feldspar in the presence of sulphonated polyacrylamide, in Proceedings XVI International Mineral Processing Congress (ed. E. Forssberg), Elsevier Science Publishers, Amsterdam, 1347-1356.

 

 

 

1987
Yoon, R.H., Xu, Z., Chen, J. and W. Chen, 1987, Selective flocculation of titanomagnetite, ilmenite and feldspar using sulphonated polyacrylamide, in Focculation in Biotechnology and Separation Systems, (ed. by Y.A. Attia), Elsevier Science Publishers, Amsterdam, 707-716.