1. “Metal foam sandwich structure as a high temperature heat exchanger”, 2008 International Thermal Spray Conference & Exposition, June 2008, Maastricht, The Netherlands.
2. “Effect of Substrate Temperature and Droplet Characteristics on Plasma Sprayed Zirconia Splats”, International Thermal Spray Conference, ITSC 2006, May 2006, Seattle, WA, USA.
3. “Numerical Simulation and Experimental Evaluation of Solidification Behavior of Vacuum Plasma Sprayed Ti-6Al-4V Single Droplet”, 17 International Symposium on Plasma Chemistry, Aug. 7, 2005, Toronto, Canada.
4. “Near-net shape forming of Ti-6Al-4V by Vacuum Plasma Spray forming”, 10th meeting of the thermal spray consortium on coating formation, University of Toronto, Canada, Sep. 2004.
5. “Characterization of Vacuum Plasma Sprayed Boron Carbide”, Thermal Spray 2004: Advancing in Technology and Application, ITSC, May 2004, Osaka, Japan.
6. “Structure and Mechanical Properties of VPS Ti-6Al-4V”, International Symposium on Plasma Chemistry, ISPC, Jun. 2003, Taormina, Italy.
7. “Near-Net Shape Forming of Ti-6Al-4V alloys by Vacuum Plasma Spray Forming”, Thermal Spray 2003: Advancing the Science and Applying the Technology, ITSC, May 2003, Florida, USA.
8. “On Vacuum Plasma Spray Forming of Ti-6Al-4V”, Thermal Spray 2003: Advancing the Science and Applying the Technology, ITSC, May 2003, Florida, USA.
9. “Structure and mechanical properties of VPSF Ti-6Al-4V”, 9th meeting of the thermal spray consortium on coating formation, University of Toronto, Canada, April 2003.
10. “Near-net shape forming of VPS Ti-6Al-4V alloy”, PhD Seminar, Mechanical and Industrial Engineering, University of Toronto, Toronto, Canada, Feb. 2003.
11. “Thermal spray coatings for wear and corrosion resistance applications”, NACE International: The Corrosion Society, Chemical and Applied Chemistry, University of Toronto, Toronto, Canada, Oct. 2002.
12. “Vacuum plasma spray deposition of Ti-6Al-4V”, 2nd Annual Symposium on Thermal Spray Coatings, Canadian Ceramic Society, Niagara Falls, Ontario, Canada, Sept. 2002.
13. “Near-net shape forming of VPS Ti-6Al-4V alloy”, Qualifying Exam., Mechanical and Industrial Engineering, University of Toronto, Toronto, Canada, March. 2002.
14. “Deposition and Characterization of Diamond Films on Si Wafers and WC/Co Tool Inserts by HFCVD”, M.Sc. Seminar, Isfahan University of Technology, Iran, Feb. 1999.