Multiplex-gas detection based on non-dispersive infrared technique: a review
Compared to the gas sensors of electrochemical and semiconductors, the non-dispersive
infrared technique (NDIR) can selectively detect multiple types of gases due to the …
infrared technique (NDIR) can selectively detect multiple types of gases due to the …
Crowd-sourced air quality studies: A review of the literature & portable sensors
JE Thompson - Trends in Environmental Analytical Chemistry, 2016 - Elsevier
Abstract Development of low-cost, portable, and low-power devices for monitoring airborne
pollutants is a crucial step towards developing improved air quality models and better …
pollutants is a crucial step towards developing improved air quality models and better …
Development of a compact NDIR CO2 gas sensor for harsh environments
M Xu, Y Xu, J Tao, L Wen, C Zheng, Z Yu… - Infrared Physics & …, 2024 - Elsevier
We present a compact non-dispersive infrared (NDIR) gas sensor that can be adopted in
high-moisture and low temperature environments. The NDIR gas sensor was formed by a …
high-moisture and low temperature environments. The NDIR gas sensor was formed by a …
A short review of cavity-enhanced Raman spectroscopy for gas analysis
C Niklas, H Wackerbarth, G Ctistis - Sensors, 2021 - mdpi.com
The market of gas sensors is mainly governed by electrochemical, semiconductor, and non-
dispersive infrared absorption (NDIR)-based optical sensors. Despite offering a wide range …
dispersive infrared absorption (NDIR)-based optical sensors. Despite offering a wide range …
[HTML][HTML] Integration and calibration of non-dispersive infrared (NDIR) low-cost sensors and their operation in a sensor network covering Switzerland
M Müller, P Graf, J Meyer, A Pentina… - Atmospheric …, 2020 - amt.copernicus.org
More than 300 non-dispersive infrared (NDIR) CO 2 low-cost sensors labelled as LP8 were
integrated into sensor units and evaluated for the purpose of long-term operation in the …
integrated into sensor units and evaluated for the purpose of long-term operation in the …
High-sensitivity and room-temperature nitrous oxide sensor using Au nanoparticles-decorated MoS2
Room-temperature (RT) detection of nitrous oxide () gas in the atmosphere is important for
human health and mitigating greenhouse gas emissions. A 2-D transition metal …
human health and mitigating greenhouse gas emissions. A 2-D transition metal …
Compact non-dispersive infrared multi-gas sensing platform for large scale deployment with sub-ppm resolution
B Wastine, C Hummelgård, M Bryzgalov, H Rödjegård… - Atmosphere, 2022 - mdpi.com
We report on a novel, cost-effective non-dispersive infrared (NDIR) multi-gas sensor aimed
at environmental air pollution monitoring. The rugged design of the K96 sensor core …
at environmental air pollution monitoring. The rugged design of the K96 sensor core …
Investigation of low temperature effects on work function based CO2 gas sensing of nanoparticulate CuO films
NB Tanvir, O Yurchenko, E Laubender… - Sensors and Actuators B …, 2017 - Elsevier
The gas sensing behavior of semiconducting nanoparticulate copper oxide (CuO‐NPs)
towards CO 2 with respect to different conditions affecting the signal response is …
towards CO 2 with respect to different conditions affecting the signal response is …
Breakthrough in CO2 Measurement With a Chamberless NDIR Optical Gas Sensor
CO2 measurement using the nondispersive infrared (NDIR) gas sensing method is
conventionally performed using a gas chamber as the main part of the sensor. In this paper …
conventionally performed using a gas chamber as the main part of the sensor. In this paper …
Methane detection using an interband-cascade LED coupled to a hollow-core fiber
Midwave infrared interband-cascade light-emitting devices (ICLEDs) have the potential to
improve the selectivity, stability, and sensitivity of low-cost gas sensors. We demonstrate a …
improve the selectivity, stability, and sensitivity of low-cost gas sensors. We demonstrate a …