Research

Fatigue and fracture mechanics; development of life prediction software, multiple crack initiation, crack interaction and coalescence, weight function techniques, experimental studies; damage-tolerance performance of laser-welded aluminium joints and laser-welded stringer/skin panels; stress analysis and fatigue endurance of elastomer materials using the Finite Element Methods. Fatigue performance of friction-stirred welded joints. Residual stress measurements using compliance methods.

Activities

• Member, organizing committee, International Conference of Fracture, Ottawa, 2009

Journal Articles

K. Guo, R. Bell, and X. Wang (2008), “Fatigue life prediction of cracked padded plates,” Fatigue and Fracture of Engineering Materials and Structures 31: 234-241.

K. Guo, R. Bell, and X.Wang (2007), “The Stress Intensity Factor Solutions for Edge Cracks in a Padded Plate Geometry Under General Loading Condition,” Int J of Fatigue 29: 480-488.

K. Guo, R. Bell, and X. Wang (2007), “Fatigue Life Prediction of Cracked Padded Plates,” Int J of Fatigue (publication pending).

S. Doshi, and R. Bell (2005), “Characterization Of A Polyurethane Bio-Material For Use In Non-Linear Analysis Of An Inverting Artificial Heart Diaphragm,” Journal of Bio-Medical Materials and Engineering (publication pending).

Conference Publications

Kai Guo, Xin Wang, Robert Bell, and Xianyao Li, “The Experimental Evaluation of Friction Conditions During a Silver Coining Process,” 12th International Conference Metal Forming, Sep 2008 (publication pending).

S. Doshi, and R. Bell, “Characterization of polyurethane biomaterial for use in non-linear analysis of an inverting artificial heart diaphragm,” Proceeding of the 5th European Conference on Constitutive Models for Rubber, ECCMR, Paris France, Sep 2007.
Note: Eds A. Boukamel et al, pages 367-372