Multi-information fusion of characteristic spectral lines for enhanced quantitative accuracy in laser-induced breakdown spectroscopy

Key Points

• This research aims to improve the quantitative accuracy of heavy metal detection in soil using an advanced LIBS approach.
• Utilized multi-information fusion of spectral line data for analysis.
• Employed quantitative analysis techniques on heavy metal elements in soil samples.
• Demonstrated greater accuracy in heavy metal quantification compared to conventional single line methods.