Zobrazeno 1 - 10
of 3 549
pro vyhledávání: '"gas detection"'
Publikováno v:
Micro, Vol 4, Iss 2, Pp 305-317 (2024)
This study introduces a novel approach for analyzing thin film interference spectra by employing a micro-spectrometer equipped with a spectral chip. Focusing on zinc oxide (ZnO) thin films prepared via the sol–gel method, this research aims to expl
Externí odkaz:
https://doaj.org/article/22d3e14e4a274d268dc922911b947510
Publikováno v:
Photonic Sensors, Vol 14, Iss 4, Pp 1-19 (2024)
Abstract In recent years, detecting and quantifying multiple gases have garnered widespread attention across various fields, particularly in volatile organic compound (VOC) detection, which holds significant importance for ecosystems and the medical
Externí odkaz:
https://doaj.org/article/44abdb8cd21847829cd73a77e2d8aba1
Publikováno v:
Alexandria Engineering Journal, Vol 95, Iss , Pp 189-196 (2024)
Traditional methods for detecting harmful gases in air are often limited in their widespread deployment, accuracy, and real-time monitoring capabilities due to their complexity and cost. To address this challenge, optimization algorithms such as the
Externí odkaz:
https://doaj.org/article/892dcde8f0f54e488bccda9836c3b9c3
Autor:
Alireza Barati Haghverdi, Amir Ali Mohammad Khani, Ilghar Rezaei, Toktam Aghaee, Sadegh Biabanifard
Publikováno v:
Sensing and Bio-Sensing Research, Vol 45, Iss , Pp 100672- (2024)
In this paper, an optical chemical sensor is proposed to detect some toxic gases such as Methane (CH4), Nitrogen (N2), Nitrogen dioxide (NO2), and Carbon monoxide (CO). This type of chemical sensor consists of graphene ribbons and Kapton materials as
Externí odkaz:
https://doaj.org/article/2bc9d065b7fb4e1dab78795c217e4205
Publikováno v:
Photoacoustics, Vol 38, Iss , Pp 100624- (2024)
Differential photoacoustic spectroscopy (PAS) for flow gas detection based on single microphone is innovatively proposed and experimentally demonstrated. Unlike the traditional systems, only one microphone is used to suppress flowing gas noise. Wavel
Externí odkaz:
https://doaj.org/article/a107b0369f1c47928a51ef66f93a3d05
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-9 (2024)
Abstract Optical cross-correlation is a technique that can achieve both high specificity and high sensitivity when deployed as the basis for a sensing technology. Offering significant gains in cost, size and complexity, it can also deliver significan
Externí odkaz:
https://doaj.org/article/a81b2e4ba3a74a7cae092a8658f639c3
Autor:
Zhongke Zhao, Wenjun Ni, Chunyong Yang, Sixiang Ran, Bingze He, Ruiming Wu, Ping Lu, Perry Ping Shum
Publikováno v:
Photoacoustics, Vol 40, Iss , Pp 100650- (2024)
This paper proposes a novel microcone-curved resonant photoacoustic cell (MCR-PAC) for highly sensitive trace gas detection. The MCR-PAC features with microcone-curved resonant region and cylindrical buffer chamber, which dominates the photoacoustic
Externí odkaz:
https://doaj.org/article/0d984e922ee74076bf41fc884161254c
Publikováno v:
IEEE Photonics Journal, Vol 16, Iss 2, Pp 1-10 (2024)
In recent years, with the continuous progress of technology and the development of society, the demand for updating trace gas detection technology has been increasing. The ability to quickly and accurately detect the composition and concentration of
Externí odkaz:
https://doaj.org/article/aaa4937beecc4b26af2e4d7839fb183e
Autor:
Abdullah S. Algamili, Zmri Zainal Abidin, Mohd Haris Bin Md. Khir, Abdelaziz Yousif Ahmed, Saeed S. Ba Hashwan, Usman Bature Isyaku, Bakr Naser Al-Dhawi, Ali Ahmed Salem
Publikováno v:
IEEE Access, Vol 12, Pp 26506-26518 (2024)
Environmental monitoring for the detection and regulation of toxic gases is of paramount importance. This study proposes the modeling and fabrication of MEMS devices based on the standard Polysilicon Multi-Users MEMS Process (PolyMUMPs) for acetone g
Externí odkaz:
https://doaj.org/article/14dd221772dd4b949cfaf77796b6ee5e