What question did this study set out to answer?

The aim is to understand how spatial confinement influences self-absorption effects in plasma emissions.

February 12, 2026

Investigating the influence of spatial confinement on self-absorption effects in laser-induced breakdown spectroscopy

WZWeiJie ZhanHunan University of Science and Technology PLPing LiaoHunan University of Science and Technology YTYun TangHunan University of Science and Technology

Key Points

The aim is to understand how spatial confinement influences self-absorption effects in plasma emissions.
Systematic examination of self-absorption effects
Analysis of atomic and ionic emission lines
Use of laser-induced breakdown spectroscopy (LIBS)
Self-absorption behavior differs for atoms and ions under spatial confinement
Spatial constraints significantly alter emission characteristics in LIBS plasmas

Abstract

This study systematically examines how spatial confinement alters the self-absorption of atomic and ionic emission lines in LIBS plasmas, clarifying the different behaviors of atoms and ions under constrained conditions.

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