Gas-tungsten-arc and gas-metal-arc welding

1. A. Kumar and T. DebRoy, A Neural Network Model of Heat and Fluid Flow in Gas Metal Arc Fillet Welding based on Genetic Algorithm and Conjugate Gradient Optimization, Science and Technology of Welding and Joining, 2006, vol.11(1), pp. 106-119 (pdf).

2. A. Kumar and T. DebRoy, Toward a Unified Model to Prevent Humping Defects in Gas Tungsten Arc Welding, Welding Journal, 2006, vol. 85(12), pp. 292s-304s (pdf).