LIBS Info: Element Analysis

Title Authors Material Detector Spectrometer Software
Quantitative Analysis of Nutrient Elements in Soil Using Single and Double-Pulse Laser-Induced Breakdown Spectroscopy [DP Univariate] Yong He, Xiaodon Liu, Yangyang Lv, Fei Liu, Jiyu Peng, Tingting Shen, Yu Tang, Shaoming Luo Soil Andor ICCD Mechelle 5000 Solis
Laser: Nd:YAG
Gate Delay: 6.000us
Gate Width: 10.000us
Excellent Paper which explores analysis of nutrients in soil using Single and Double Pulse LIBS, as well as Chemometrics Methods. SNR, RSD are well considered. [SP, Univariate]
Element Detection Limit (ppm) Wavelength (nm) Other Wavelengths (nm) Calibration Method Calibration Range (ppm) Notes
Na 54.0000 (Calibration Curve Slope) 819.4700 818.3nm Univariate 6140.0000-22570.0000 Pressed Pellet Analysis
Mn 40.0000 (Calibration Curve Slope) 403.0700 279.81nm, 403.31nm, 403.45nm Univariate 530.0000-960.0000 Pressed Pellet Analysis
Fe 126.0000 (Calibration Curve Slope) 404.5800 406.36nm, 428.2nm, 428.8nm Univariate 6240.0000-13260.0000 Pressed Pellet Analysis
Mg 51.0000 (Calibration Curve Slope) 516.7300 383.23nm, 383.81nm, 517.26nm, 518.36nm Univariate 6960.0000-16500.0000 Analysis of Pressed pellets
Ca 175.0000 (Calibration Curve Slope) 445.4800 616.21nm, 643.91nm Univariate 2400.0000-51000.0000 Pressed Pellet Analysis
K 31.0000 (Calibration Curve Slope) 518.3600 404.72nm, 766.49nm, 769.90nm Univariate 17000.0000-22000.0000 Pressed Pellet samples. Good analysis of RSD and peak performance

Element RMSE (ppm) Wavelength (nm) Calibration Method Notes
Na 933.0000 ppm 819.4700 Univariate Calibration Pressed Pellet Analysis
Mn 56.0000 ppm 403.0700 Univariate Calibration Pressed Pellet analysis
Fe 672.0000 ppm 404.5800 Univariate Calibration Pressed Pellet Analysis
Mg 1063.0000 ppm 516.7300 Univariate Calibration Pressed Pellet
Ca 2675.0000 ppm 445.4800 Univariate Calibration Pressed Pellet Analysis
K 945.0000 ppm 518.3600 Univariate Calibration Pressed Pellet Analysis