Skip to main content

Posts

All technical articles in the Chinese library are available here as maintained English full-text editions, with direct links between language versions.

Laser Fundamentals

Laser Processing Parameters: Beyond Power and Wavelength

A structured guide to how beam mode, M², depth of focus, pulse duration, repetition rate, and polarization jointly determine laser-processing quality.

Laser Processing Beam Mode M² Factor Pulse Duration Repetition Rate
10 mins
Laser Fundamentals

Laser–Matter Interaction: Energy Absorption

Starting from laser properties and electronic structure, this article explains free-electron absorption, interband transitions, multiphoton …

Laser–Matter Interaction Energy Absorption Drude Model Multiphoton Absorption Avalanche Ionization
4 mins
Advanced Manufacturing

Aluminum Alloy Laser Welding and Laser–Arc Hybrid Welding

A systematic guide to aluminum thermophysical behavior, laser absorption, LBW and LAHW physics, and controls for hot cracking, porosity, bead …

Laser Welding Aluminum Alloys Laser–Arc Hybrid Welding Keyholes Hot Cracking
11 mins