Light amplification by stimulated emission of radiation (laser) is a coherent and
monochromatic source of electromagnetic radiation that can propagate in a straight line with …

A predictive model for residual stresses induced in a laser hardened workpiece of AISI 4140
steel with no melting has been developed and experimentally verified. A transient three …

Laser hardening is a surface hardening process which enables high quality results due to
the controllability of the energy input. The hardened area is determined by the heat …

Laser surface hardening is a well-established process for enhancing the mechanical
properties of selected surface areas of engineering parts made of different types of steel …

In this study two types of laser surface treatment, laser surface melting and laser processing,
were used to treat the surface of as cast Nickel–Aluminium Bronze. The two treatments were …

Laminar plasma quenching (LPQ) is an effective surface hardening method for improving
the wear resistance of rails. Nonetheless, there has been very little systematic theoretical …

In this paper, the high strength-ductility synergy was obtained by treating austenitic stainless
steel (ASS) sheet with laser powers of 400 W and 600 W. The uniaxial tensile curve, work …

An analytical solution for the temperature variation in a semi-infinite workpiece heated by
repetitive laser pulses has been derived and the effects of various process parameters, viz …

The large diameter pitch bearing was made of steel 42CrMo4 and the laser hardening
process was used to improve its surface properties. In this paper, a numerical approach …

In this study, a finite element method is presented with an aim to predict the temperature
distribution for optimizing laser surface hardening process on a cylindrical steel solid rod …