Title :
Laser-induced plasma in CO2 laser welding aluminum alloys
Author :
Wang, Xubao ; Ding, Peng ; Qi, Junfeng ; Xiao, Rongshi ; Zuo, Tiechuan
Author_Institution :
Inst. of Laser Eng., Beijing Univ. of Technol., Beijing, China
Abstract :
Spectrums of plasma in laser welding aluminum alloy were measured through a transient spectrometer. Used Boltzmann diagrams, calculate the temperature of plasma, which were deduced from Mg I spectrum lines between 200 and 600 nm.
Keywords :
Boltzmann equation; aluminium alloys; laser beam welding; plasma production by laser; plasma temperature; spectral analysis; AlJkJk; Boltzmann diagram; aluminum alloys; laser welding; laser-induced plasma; plasma spectrum; plasma temperature; transient spectrometer; wavelength 200 nm to 600 nm; Aluminum alloys; Gas lasers; Laser modes; Plasma applications; Plasma density; Plasma measurements; Plasma properties; Plasma temperature; Plasma welding; Spectroscopy; average temperature; laser welding; laser-induced plasma; transient spectrum;
Conference_Titel :
Lasers & Electro Optics & The Pacific Rim Conference on Lasers and Electro-Optics, 2009. CLEO/PACIFIC RIM '09. Conference on
Conference_Location :
Shanghai
Print_ISBN :
978-1-4244-3829-7
Electronic_ISBN :
978-1-4244-3830-3
DOI :
10.1109/CLEOPR.2009.5292688
