LIBS Info: Element Analysis

Title Authors Material Detector Spectrometer Software
Improving data stability and prediction accuracy in laser-induced breakdown spectroscopy by utilizing a combined atomic and ionic line algorithm Weidou Ni, Zheng Li, Lizhi Li, Tingbi Yuan, Siu-lung Lui, Zhe Wang, Zongyu Hou Brass Spectrolaser 4000 Spectrolaser 4000 Spectrolaser
Laser: Nd:YAG
Gate Delay: 2.250us
Gate Width: 1000.000us
The Authors use a novel technique to combine the signal in an neutral and ionic line from the same element to improve the measurement reproducibility over a range of concentrations and matrix in brass/bronze samples
Element Detection Limit (ppm) Wavelength (nm) Other Wavelengths (nm) Calibration Method Calibration Range (ppm) Notes

Element RMSE (ppm) Wavelength (nm) Calibration Method Notes
Cu 1.4000 % -10.0000 Univariate Calibration involved ionic and neutral lines from same element
Cu 2.4300 % 218.0000 Univariate Comparison calibration using 218nm (Ionic) line (in comparison to combined neutral/ionic line technique)
Cu 2.2400 % 406.0000 Univariate Comparison calibration using 406nm (Neutral) line (in comparison to combined neutral/ionic line technique)