Direct inlet probe mass spectrometry with wavelength selective resonance enhanced photo ionisation

Key Points

• The study aims to develop a workflow for improved evolved-gas analysis utilizing laser ionisation with mass spectrometry.
• Utilized a wavelength-selective atmospheric-pressure laser ionisation (APLI) technique.
• Employed a direct inlet probe (DIP) for sample introduction.
• Achieved ultra-high-resolution mass spectrometry for analysis.
• Successful implementation of the APLI workflow showed enhanced sensitivity for evolved gases.
• The system demonstrated improved resolution in mass spectrometric detection.
• Laser ionisation technique effectively separated target ions from other compounds.