Solid-state metal additive manufacturing (AM) techniques offer unique capabilities for direct
printing of metallic materials towards a variety of applications. In this work, we developed a …

Smooth particle hydrodynamics (SPH) and Eulerian methods are widely used in the
numerical simulation of laser impact welding (LIW). However, SPH method cannot directly …

In this work, laser shock peening (or simply laser peening) is investigated for the first time as
a post welding treatment for dissimilar foils joined via the fully-mechanical, high-velocity …

Introduced is a comprehensive numerical modeling framework that includes microstructure
when simulating the laser impact welding (LIW) of metals to study the transient phenomena …

Collision welding processes are accompanied by the ejection of a metal jet, a cloud of
particles (CoP), or both phenomena, respectively. The purpose of this study is to investigate …

During laser impact welding, severe plastic strains and temperature spikes occurring in less
than 1 µs make experimental observation impractical and necessitate computational …

Laser impact welding (LIW) is an attractive technique for thin film dissimilar materials solid-
state welding. To understand the mechanism of laser impact welding, the wave character of …

Impact welding joint with an inserting interlayer can be used to improve the weldability of
hard-to-weld metal pairs. However, the formation mechanism of wavy interface during …

The maximum flyer impact velocity based on a dynamic solidification cracking mechanism is
proposed to describe the upper limit of collision welding process windows. Thus, the upper …

Transient thermomechanical phenomena such as extreme plastic strains and temperature
spikes that occur during laser impact welding are impractical to experimentally observe …