Mid Furnace Corrosion in Kraft Recovery Boiler, Toronto University, Pulp and Paper Center, Toronto, ON, Canada, November 12, 2003 (Invited)

Corrosion in Kraft Recovery Boilers, Bowater Utility Boiler Managers Annual Meeting, Bowater Corporation, Calhoun, TN, October 22, 2002. (Invited)

Corrosion in pulping liquors, Taiwan Forest Research Institute, Taipei, Taiwan. September 11, 2002. (Invited)

Corrosion in the Pulp and Paper Industry, Thailand Pulp and Paper Association and Kasetsart University, Bangkok, September 17, 2002. (Invited)

Stress Assisted Corrosion in Boiler Tubes, Materials for the Future Industry, DOE, Albuquerque, NM, July 2002.

Primary airport cracking - role of charbed activity on thermal spiking, Pulp and Paper Center, Department of Chemical Engineering, University of Toronto, Canada, November 14, 2001. (Invited)

Primary airport cracking in kraft recovery boilers, BLARBAC AF&PA meeting, Atlanta, October 2001. (Invited)

Corrosion in Kraft Recovery boilers, International Energy Agency (DOE / TEKES(Finland)) Meeting, Abo-Akadmie ,Turku, Finland, August 2001. (Invited)

Corrosion in Kraft Recovery Boilers, Electrical Power Research Institute Seminar, Atlanta, March 2001.
Corrosion in kraft digesters – role of wood species, TAPPI digester corrosion committee meeting, Portland, Oregon, September 2000. (Invited)

Role of Smelt water at the boiler floor on stress corrosion cracking of composite tubes, International Energy Agency (DOE / TEKES(Finland)) Meeting, Abo Akadmie,Turku, Finland, August 2000. (Invited)

Digester corrosion and role of black liquor corrosivity, Materials Department, VTT, Finland, August 2000. (Invited)

Corrosion in the Pulp and Paper Industry, Departmental Seminar Series, Materials Science Department, University of Helsinki-August 2000. (Invited)

Corrosion in Kraft Recovery Boilers - In Situ Characterization of Corrosive Environments, International Symposium on the Behavior of Inorganic Materials in Recovery Boilers, Bar Harbor, June 4-9, 2000.

Corrosion in kraft recovery boilers, Weyerheauser Technical Center, Tacoma, WA, March 2000. (Invited)

Corrsivity monitoring in kraft recovery boilers, BLARBAC-1999, Atlanta, October 1999. (Invited)

Corrosion Control in Kraft Recovery Boilers, TAPPI Pacific Chapter’s Annual Meeting, Sept. 1999. (Invited)

Stress Corrosion Cracking in Composite Tubes, International Energy Agency Project Meeting, Oak Ridge National Laboratory, Oak Ridge, TN, Jan. 1999.

Corrosion Monitoring in Kraft Recovery Boilers, Westvaco Research Center, Laurel, MD, December 1998. (Invited)

Role of solubility of smelt constituents in boiler shutdown environments on boiler floor. AF&PA / DOE meeting, Airport Hilton Hotel, Atlanta, Sept. 1998.

Cracking of composite tubes in kraft recovery boilers, DOE project meeting at International Paper Technical Center, Loveland, Ohio. March 1998.

Effects of Mill Closure on Corrosion, TAPPI Short Course on Corrosion in the Pulp and Paper Industry, February 1998. (Invited)

Future Material needs of the Pulp and Paper Industry, ASM Chapter of Oak Ridge, Oak Ridge National Laboratory, Oak Ridge, TN, Aug. 1997.

Corrosivity of Kraft Recovery Boilers, AF&PA Annual Research Meeting, Atlanta, Feb, 1997.

Corrosion in the Pulp and Paper Industry, NACE Southeast Atlantic Chapter, Atlanta, October, 1996. (Invited)

Effects of Heat Treatment and Reinforcement Size on Reinforcement Fracture During Tension Testing of a SiCp Discontinuously Reinforced Aluminum Alloy, Symposium on Properties of Composites, TMS Fall meeting, Pittsburgh, PA, October, 1993.

Influence of Ductile Nb(ss) Particle Stress-Strain Behavior on Ductile-Phase Toughening in in-situ Niobium-Niobium Silicide Composites. ASM/TMS Fall Meeting, Cincinnati, OH, Oct. 1991.

Effect of Oxygen Exposure and Thermal Hydrogen Charging on Ductile-Phase Toughening in In-situ Niobium Silicide-Niobium Composites. TMS Spring Meeting, San Diago, March 1992.

Environmental Sensitive Fracture of Al-based Metal Matrix Composites. TMS Fall Meeting, Cincinnati, Oct. 1991.

Monte-Carlo Simulations of Lead Induced Crack Growth in Al-Mg-Si Alloys, International Fracture Seminar, ALCAN International Laboratories, Banbury, United Kingdom, Dec. 1990. (Invited)

Effects of Lead on Slow Crack Growth in Al-Mg-Si Alloys. International Fracture Seminar, ALCAN International Laboratories, Banbury, United Kingdom. Dec 1989. (Invited)

Mechanical properties of 6061 Aluminum Based Metal-Matrix Composites. TMS/ASM Fall meeting, Detroit, Sept. 1990.

Comparative study of the fracture properties of two aluminum alloy composites. TMS/ASM Fall meeting, Detroit, Sept. 1990.

Simulation and Prediction of Crack Growth Controlled by Random Factors. Invited talk at Whiteshell Nuclear Research Establishment. Pinawa, Manitoba, Canada, Aug. 1990. (Invited)