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 PLSR] Shaoming Luo, Yu Tang, Tingting Shen, Jiyu Peng, Fei Liu, Yangyang Lv, Xiaodon Liu, Yong He 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
Mn 37.0000 (Chemometric Analysis) 403.0700 279.81nm, 403.31nm, 403.45nm PLSR 530.0000-960.0000 Pressed Pellet Analysis
Fe 70.0000 (Chemometric Analysis) 404.5800 406.36nm, 428.2nm, 428.8nm PLSR 6240.0000-13260.0000 Pressed Pellet Analysis
Mg 75.0000 (Chemometric Analysis) 516.7300 383.23nm, 383.81nm, 517.26nm, 518.36nm PLSR 6960.0000-16500.0000 Analysis of Pressed pellets
Ca 80.0000 (Chemometric Analysis) 445.4800 616.21nm, 643.91nm PLSR 2400.0000-51000.0000 Pressed Pellet Analysis
K 30.0000 (Chemometric Analysis) 518.3600 404.72nm, 766.49nm, 769.90nm PLSR 17000.0000-22000.0000 Pressed Pellet samples. Good analysis of RSD and peak performance

Element RMSE (ppm) Wavelength (nm) Calibration Method Notes
Na 624.0000 ppm 819.4700 PLSR Pressed Pellet Analysis
Mn 25.0000 ppm 403.0700 PLSR Pressed Pellet analysis
Fe 407.0000 ppm 404.5800 PLSR Pressed Pellet Analysis
Mg 589.0000 ppm 516.7300 PLSR Pressed Pellet
Ca 2055.0000 ppm 445.4800 PLSR Pressed Pellet Analysis
K 231.0000 ppm 518.3600 PLSR Pressed Pellet Analysis