A new publication from Opto-Electronic Advances; DOI 10.29026/oea.2025.240275 , discusses A highly sensitive laser gas sensor based on a four-prong ...

The new approach, termed coherently controlled quartz-enhanced photoacoustic spectroscopy (QEPAS), could form the basis for detectors used ... They have also been employed in the detection of trace ...

The new approach, called coherently controlled quartz-enhanced photoacoustic spectroscopy, could form the basis for highly sensitive real-time sensors for applications such as environmental ...

A new publication from Opto-Electronic Advances; DOI 10.29026/oea.2025.240275, discusses A highly sensitive laser gas sensor based on a four-prong ...

Photoacoustic spectroscopy (PAS) detects sound waves produced by gas molecules absorbing modulated light. Leveraging this principle, the FPAS offers exceptional sensitivity and fast response times ...