[Study on physical deviation factors on laser induced breakdown spectroscopy measurement].

Area of Science:

• Spectroscopy
• Plasma Physics
• Materials Science

Context:

• Laser-induced breakdown spectroscopy (LIBS) is a powerful technique for elemental analysis.
• Accurate elemental measurements are crucial in various scientific and industrial fields.
• Existing LIBS methods face challenges with spectral line deviations affecting accuracy.

Purpose:

• To investigate and quantify physical deviation factors in LIBS.
• To improve the accuracy of elemental measurements obtained through LIBS.
• To analyze the impact of ablated hole effects and Stark broadening on LIBS spectra.

Summary:

• This research explores physical deviation factors in laser-induced breakdown spectroscopy (LIBS) to enhance elemental measurement accuracy.
• The study examines the relationship between the ablated hole effect and spectral wavelength under consistent experimental conditions.
• Stark broadening data for Mg plasma LIBS was analyzed across varying sampling time delays (1.00–3.00 μs) to understand physical deviation influences.

Impact:

• Provides a methodology applicable to diverse LIBS experimental systems.
• Significantly contributes to improving the accuracy of elemental measurements using LIBS.
• Offers insights for optimizing sampling time-delay in LIBS experiments.