Analytical methods applied for ozone gas detection: A review

JF da Silveira Petruci, DN Barreto, MA Dias… - TrAC Trends in …, 2022‏ - Elsevier
Ground-level ozone has been increasing worldwide, mainly due to the high anthropogenic
emissions of NOx and VOCs. In addition, ozone generators are sold as water and air …

Gas detection using portable deep-UV absorption spectrophotometry: A review

S Khan, D Newport, S Le Calvé - Sensors, 2019‏ - mdpi.com
Several gas molecules of environmental and domestic significance exhibit a strong deep-UV
absorption. Therefore, a sensitive and a selective gas detector based on this unique …

An ultrafast optical sensor for simultaneous detection of NH3 temperature and concentration based on ultraviolet absorption spectral redshift combined with spectral …

M Li, Q Zhou, Y Wu, J Gao, R Zhu, Q Gao, X Wu… - Sensors and Actuators B …, 2025‏ - Elsevier
As a renewable and carbon-free fuel with high energy density, ammonia (NH 3) is a
promising alternative to fossil fuels. Real-time detection of its temperature and concentration …

Direct-determination of high-concentration sulfate by serial differential spectrophotometry with multiple optical pathlengths

W Cheng, X Zhang, N Duan, L Jiang, Y Xu… - Science of the Total …, 2022‏ - Elsevier
Direct-determination is a fast and free of contamination method for analysis of substances in
water samples. However, direct-determination of SO 4 2− with high concentration in …

Rapid detection of ozone in the parts per billion range using a novel Ni–Al layered double hydroxide

G Kang, Z Zhu, BH Tang, CH Wu, RJ Wu - Sensors and Actuators B …, 2017‏ - Elsevier
A novel ozone sensor based on Ni–Al layered double hydroxide (NiAl–LDH) that operates at
room temperature (25° C) was developed. The NiAl–LDH was successfully synthesized …

The characteristics of ultraviolet absorption and electronic excitation of sulfate at high concentrations

W Cheng, N Duan, L Jiang, Y Xu, G Zhu… - … Acta Part A: Molecular …, 2023‏ - Elsevier
The variation of spectra and the characteristics of electronic excitation are critical for
establishing a model for quantifying sulfate at high concentrations. The absorption …

Design and performance evaluation of a deep ultraviolet LED-based ozone sensor for semiconductor industry applications

M Xu, X Tian, Y Lin, Y Xu, J Tao - Micromachines, 2024‏ - mdpi.com
Ozone (O3) is a critical gas in various industrial applications, particularly in semiconductor
manufacturing, where it is used for wafer cleaning and oxidation processes. Accurate and …

The process, mechanisms and regulation of Cu electrolyte sulfidation based on spectroscopy direct determination towards high-purity Cu recovery

G Zhu, L Jiang, N Duan, Y Liu, L Bao, R Zhang… - Journal of …, 2025‏ - Elsevier
The traditional Cu (II) detection methods are complex, time-consuming and costly, which
hindered the timely and precise regulation of rapid sulfidation process of copper electrolyte …

A low cost spectroscopy with Raspberry Pi for soil macronutrient monitoring

S Isaak, Y Yusof, NH Ngajikin… - TELKOMNIKA …, 2019‏ - telkomnika.uad.ac.id
Soil spectroscopy measurement is widely used to determine the macronutrients content in
the soil. Spectrometer is costly equipment and commonly used to determine the …

Measurement of O2 and O3 absorption cross-sections in the 180–270 nm by controlling the conversion of O2 to O3 in the linear-absorption region

S Zhao, J Gao, Y Wu, R Zhu, M Li, W Qin, X Wu… - Journal of Molecular …, 2025‏ - Elsevier
Abstract Oxygen (O 2) and ozone (O 3) are of crucial importance to human health and
environmental sustainability. Concentrations of O 2 and O 3 can be measured by UV …