Quantitative analysis of cadmium and zinc in algae using laser-induced breakdown spectroscopy

2019 ◽  
Vol 11 (48) ◽  
pp. 6124-6135
Author(s):  
Yi Lu ◽  
Han Guo ◽  
Tingting Shen ◽  
Wei Wang ◽  
Yong He ◽  
...  
Keyword(s):  
Quantitative Analysis ◽  
Laser Induced Breakdown Spectroscopy ◽  
Chemometric Methods ◽  
Breakdown Spectroscopy ◽  
Laser Induced Breakdown

Laser-induced breakdown spectroscopy technology combined with chemometric methods were applied to provide quantitative analysis of cadmium and zinc in algae.

Quantitative analysis of coal quality by laser-induced breakdown spectroscopy assisted with different chemometric methods

2020 ◽  
Vol 12 (27) ◽  
pp. 3530-3536
Author(s):  
Youjian Zhang ◽  
Zhang Xiong ◽  
Yiwen Ma ◽  
Chenwei Zhu ◽  
Ran Zhou ◽  
...  
Keyword(s):  
Quantitative Analysis ◽  
Prediction Accuracy ◽  
Laser Induced Breakdown Spectroscopy ◽  
Chemometric Methods ◽  
Coal Quality ◽  
Breakdown Spectroscopy ◽  
Calibration Methods ◽  
Laser Induced Breakdown

LIBS technique assisted with four different chemometric methods was applied to rapid and accurate measurement of coal quality, and the modeling efficiency and prediction accuracy of the four calibration methods were compared and discussed.

Quantitative analysis of sedimentary rocks using laser-induced breakdown spectroscopy: comparison of support vector regression and partial least squares regression chemometric methods

2015 ◽  
Vol 30 (12) ◽  
pp. 2384-2393 ◽  
Author(s):  
Qi Shi ◽  
Guanghui Niu ◽  
Qingyu Lin ◽  
Tao Xu ◽  
Fengjun Li ◽  
...  
Keyword(s):  
Quantitative Analysis ◽  
Partial Least Squares Regression ◽  
Sedimentary Rocks ◽  
Laser Induced Breakdown Spectroscopy ◽  
Support Vector ◽  
Least Squares Regression ◽  
Chemometric Methods ◽  
Geological Samples ◽  
Breakdown Spectroscopy ◽  
Laser Induced Breakdown

Quantitative analysis of complex geological samples was performed by chemometric methods SVR and PLSR coupled with the LIBS technique.

A NOVEL STRATEGY FOR DIRECT ELEMENTAL DETERMINATION USING LASER-INDUCED BREAKDOWN SPECTROSCOPY: FLUENCE CALIBRATION

2021 ◽  
Author(s):  
Raquel C Machado ◽  
Diego Victor Babos ◽  
Daniel Fernandes Andrade ◽  
Edenir Rodrigues Pereira-Filho
Keyword(s):  
Quantitative Analysis ◽  
Matrix Effects ◽  
Calibration Method ◽  
Laser Induced Breakdown Spectroscopy ◽  
Breakdown Spectroscopy ◽  
Elemental Determination ◽  
Laser Induced Breakdown ◽  
Direct Solid Analysis ◽  
Novel Strategy ◽  
Direct Solid

Quantitative analysis requires several efforts to obtain an adequate calibration method to overcome matrix effects employing direct solid analysis by laser-induced breakdown spectroscopy (LIBS). To this end, in this study,...

Repeatability enhancing method for one-shot LIBS analysis via spectral intensity correction based on probability distribution

2021 ◽  
Author(s):  
Fu Chang ◽  
Jianhong Yang ◽  
Huili Lu ◽  
Haixia Li
Keyword(s):  
Quantitative Analysis ◽  
Probability Distribution ◽  
Spectral Intensity ◽  
Laser Induced Breakdown Spectroscopy ◽  
Breakdown Spectroscopy ◽  
Laser Induced Breakdown ◽  
Multiple Measurements

It is significant to improve the repeatability of quantitative analysis of laser-induced breakdown spectroscopy (LIBS) in one-shot measurement where the skill of averaging is not valid because multiple measurements are...

A fast variable selection method for quantitative analysis of soils using laser-induced breakdown spectroscopy

2017 ◽  
Vol 32 (6) ◽  
pp. 1166-1176 ◽  
Author(s):  
Xiao Fu ◽  
Fa-Jie Duan ◽  
Ting-Ting Huang ◽  
Ling Ma ◽  
Jia-Jia Jiang ◽  
...  
Keyword(s):  
Quantitative Analysis ◽  
Variable Selection ◽  
Selection Method ◽  
Laser Induced Breakdown Spectroscopy ◽  
Fast Variable ◽  
Breakdown Spectroscopy ◽  
Variable Selection Method ◽  
Laser Induced Breakdown

A fast variable selection method combining iPLS and mIPW-PLS is proposed to reduce the dimensions of the spectrum for LIBS quantitative analysis.

An efficient procedure in quantitative analysis using laser-induced breakdown spectroscopy

2018 ◽  
Vol 21 (3) ◽  
pp. 034012 ◽  
Author(s):  
Congyuan PAN ◽  
Jiao HE ◽  
Guangqian WANG ◽  
Xuewei DU ◽  
Yongbin LIU ◽  
...  
Keyword(s):  
Quantitative Analysis ◽  
Laser Induced Breakdown Spectroscopy ◽  
Efficient Procedure ◽  
Breakdown Spectroscopy ◽  
Laser Induced Breakdown
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