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This research investigates the dynamics of laser-induced bubbles for in situ chemical analysis in various fluids.

In Situ Double-Pulse Laser-Induced Breakdown Spectroscopy for Sensing the Bulk of Technological Fluids: Cavitation Dynamics and Plasma Properties inside Bubble

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Double-pulse laser-induced breakdown spectroscopy measures temperature in water, indicating plasma properties affect cavitation dynamics.

This research investigates the dynamics of laser-induced bubbles for in situ chemical analysis in various fluids.
Investigation of cavitation dynamics in water, gasoline, and engine oil.
Use of double-pulse laser-induced breakdown spectroscopy for chemical analysis.
Analysis of plasma properties such as temperature and electron density derived from bubble dynamics.
Bubble expansion is consistent across different liquids, while collapse dynamics vary.
Different rates and stability of bubble collapse were observed in water, gasoline, and oil.
Atomic and ionic emission lines can be recorded using double-pulse LIBS, unlike single-pulse configurations.

Lednev et al. (2026) studied this question.

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