Design of modulated infrared laser as a radiation source of portable photoacoustic spectroscopy

• Published in: Journal of physics. Conference series Vol. 1751; no. 1; pp. 12077 - 12082
• Main Authors: Apriyanto, D K, Pauzi, G A, Ayu, H R
• Format: Journal Article
• Language: English
• Published: Bristol IOP Publishing 01.01.2021
• Subjects: Biomarkers; Calibration; Infrared lasers; Insects; Nitrogen dioxide; Operating costs; Photoacoustic spectroscopy; Physics; Semiconductor lasers; Software; Software testing; Spectrum analysis; Trachea; Visual programming languages

Photoacoustic spectroscopy can appl in various fields including in the fields of biology (measuring trachea volume and observing insect breathing patterns), medicine (a measurement of internal disease biomarkers through respiratory gases), environment (measuring NO2 gas in the environment near roads...