Laser-induced breakdown spectroscopy for detection of explosives residues: a review of recent advances, challenges, and future prospects

JL Gottfried, FC De Lucia, CA Munson… - Analytical and …, 2009 - Springer
In this review we discuss the application of laser-induced breakdown spectroscopy (LIBS) to
the problem of detection of residues of explosives. Research in this area presented in open …

Advances in sensing ammonia from agricultural sources

M Insausti, R Timmis, R Kinnersley… - Science of The Total …, 2020 - Elsevier
Reducing ammonia emissions is one of the most difficult challenges for environmental
regulators around the world. About 90% of ammonia in the atmosphere comes from …

Sub-ppb nitrogen dioxide detection with a large linear dynamic range by use of a differential photoacoustic cell and a 3.5 W blue multimode diode laser

X Yin, L Dong, H Wu, H Zheng, W Ma, L Zhang… - Sensors and Actuators B …, 2017 - Elsevier
A sub-ppb level photoacoustic spectroscopy (PAS)-based sensor for nitrogen dioxide (NO 2)
detection was developed by means of a 3.5 W CW multimode diode laser emitting at 447 …

[HTML][HTML] Nonlinear mechanisms in photoacoustics—powerful tools in photoacoustic imaging

R Gao, Z Xu, Y Ren, L Song, C Liu - Photoacoustics, 2021 - Elsevier
Many nonlinear effects have been discovered and developed in photoacoustic imaging.
These nonlinear mechanisms have been explored for different utilizations, such as …

Applications of near infrared photoacoustic spectroscopy for analysis of human respiration: A review

DC Dumitras, M Petrus, AM Bratu, C Popa - Molecules, 2020 - mdpi.com
In this review, applications of near-infrared photoacoustic spectroscopy are presented as an
opportunity to evaluate human respiration because the measurement of breath is fast, intact …

Ppb-level photoacoustic sensor system for saturation-free CO detection of SF6 decomposition by use of a 10 W fiber-amplified near-infrared diode laser

X Yin, H Wu, L Dong, W Ma, L Zhang, W Yin… - Sensors and Actuators B …, 2019 - Elsevier
A photoacoustic sensor system for the ppb-level CO detection of sulphur hexafluoride (SF 6)
decomposition was developed by use of a 10 W fiber-amplified near-infrared (NIR) diode …

[HTML][HTML] Methodology and applications of acousto-electric analogy in photoacoustic cell design for trace gas analysis

X Liu, H Wu, L Dong - Photoacoustics, 2023 - Elsevier
Photoacoustic cells play an important role in photoacoustic trace gas analysis, as they can
amplify the photoacoustic signal and improve detection limit. Therefore, the structure and …

Development and Measurements of a Mid-Infrared Multi-Gas Sensor System for CO, CO2 and CH4 Detection

M Dong, C Zheng, S Miao, Y Zhang, Q Du, Y Wang… - Sensors, 2017 - mdpi.com
A multi-gas sensor system was developed that uses a single broadband light source and
multiple carbon monoxide (CO), carbon dioxide (CO2) and methane (CH4) pyroelectric …

Enhanced near-infrared QEPAS sensor for sub-ppm level H2S detection by means of a fiber amplified 1582 nm DFB laser

H Wu, L Dong, H Zheng, X Liu, X Yin, W Ma… - Sensors and Actuators B …, 2015 - Elsevier
A power-boosted quartz-enhanced photoacoustic spectroscopy (QEPAS) sensor is
developed for sub-ppm H 2 S trace-gas detection in the near-infrared spectral region. The …

A review: Application and implementation of optic fibre sensors for gas detection

T Allsop, R Neal - Sensors, 2021 - mdpi.com
At the present time, there are major concerns regarding global warming and the possible
catastrophic influence of greenhouse gases on climate change has spurred the research …