Sensitive detection of heavy metals in water using microchip Laser Induced Breakdown Spectroscopy

Zhijiang Chen,Yogesh Godwal,Lei Pan,Ilya Utkin,Y. Y. Tsui,R. Fedosejevs

Sensitive detection of heavy metals in water using microchip Laser Induced Breakdown Spectroscopy

2010

Zhijiang Chen
Yogesh Godwal
Lei Pan
Ilya Utkin
Y. Y. Tsui
R. Fedosejevs

A diode pumped Cr,Nd:YAG microchip laser with 4µJ pulse energy and multi-kilohertz repetition rate is demonstrated suitable for high sensitivity Laser-Induced Breakdown Spectroscopy detection of trace heavy metals in water using an electroplating sampling technique.

Keywords:

Laser-induced breakdown spectroscopy
Spectroscopy
Optoelectronics
Electroplating
Signal-to-noise ratio
Laser
Diode
Pulse (signal processing)
Semiconductor laser theory
Physics
microchip laser
Heavy metals
Optics

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