But high electrical conductivity also means that copper has high thermal conductivity, which makes welding difficult. Any laser heat that is applied to a specific spot quickly transfers through to ...

The tattoo removal gun features a YAG laser, which is pulsed ... Success was found welding steel, titanium, and other materials, though attempts to weld copper and silver faced little success.

< “Laser Meets Synchrotron” team at the German Electron Synchrotron (DESY) in Hamburg. © RWTH Aachen University – Chair for Laser Technology.

It produces faster, higher quality welds and parts than current lasers can provide in laser welding and additive manufacturing of copper, gold, aluminum, and other industrially essential metals.