Cavity-boosted multi-component quartz-enhanced photoacoustic spectroscopy sensor

Key Points

• Enhanced sensor performance is achieved through cavity-boosted techniques, providing accurate multi-component detection.
• The study demonstrates a significant improvement in detection sensitivity using the proposed photoacoustic spectroscopy method.
• Assessment using quartz-enhanced photoacoustic spectroscopy shows a notable reduction in limits of detection, increasing analytical capabilities.
• The findings highlight potential applications for the sensor in environmental monitoring and biomedical fields.