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 532.0000nm 100.0000mJ NoneHz |
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| 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 |