Concentration-modulation FT emission spectroscopy of TiCl_4/He plasma. Analysis of the C ^4\Delta- X ^4 \Phi \Delta v=0 perturbed transitions of TiCl
Herv\'e Herbin (PPM), Robert Farrenq (PPM), Guy Guelachvili (PPM),, Nathalie Picqu\'e (PPM)
TL;DR
This study employs high-resolution FT emission spectroscopy with concentration-modulation to analyze TiCl4/He plasma, focusing on perturbed transitions of TiCl, revealing specific state perturbations.
Contribution
It introduces a concentration-modulation FT emission spectroscopy method for detailed analysis of TiCl transitions in plasma.
Findings
Identification of perturbations in the C ^4 riangle_{1/2} sub-state
Analysis of the v=0 vibrational transition of TiCl
Use of high-resolution double-modulation FTS for plasma spectroscopy
Abstract
A TiCl_4/He plasma is observed by high resolution double-modulation FTS using concentration-modulation as a selective detection method. Analysis of the C ^4\Delta- X ^4 \Phi \Delta v=0 transitions of ^48Ti^35Cl reveals perturbations affecting the C ^4\Delta_{1/2} sub-state.
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Taxonomy
TopicsAtomic and Subatomic Physics Research · Cold Atom Physics and Bose-Einstein Condensates · Spectroscopy and Laser Applications