Academic literature on the topic 'Gas sensors'

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Journal articles on the topic "Gas sensors"

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VM, Aroutiounian. "Hydrogen Peroxide Gas Sensors." Physical Science & Biophysics Journal 5, no. 2 (2021): 1–22. http://dx.doi.org/10.23880/psbj-16000194.

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The results of studies of many types of semiconductor H 2 O 2 sensors are discussed in this review of 195 articles about hydrogen peroxide. The properties of electrochemical detectors, sensors based on organic and inorganic materials, graphene, and nano-sensors are analyzed. Optical and fluorescent sensors, detectors made of porous materials, quantum dots, fibers, and spheres are briefly discussed. The results of our studies in the YSU of hydrogen peroxide sensors made from solid solutions of carbon nanotubes with semiconducting metal oxides are also presented in the review. The fundamentals o
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Stetter, Joseph R., and Tamara Russ. "(Invited) Past, Present and Future for Electrochemical Gas Sensors in Energy Applications." ECS Meeting Abstracts MA2024-01, no. 51 (2024): 2750. http://dx.doi.org/10.1149/ma2024-01512750mtgabs.

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The markets for modern low-cost electrochemical gas sensors have been growing for longer than sensors have been around. Energy markets for gas sensors include the oil, gas and electricity industries as well as the new developing and fast growing green energy sectors. The primary gases to detect include combustible hydrocarbons, oxygen, and toxic gases. Specifically, we are interested in methane (blue and green), ammonia, and H2 for the renewable energy sectors but include hydrocarbon fuels and CO2 as a greenhouse gas emission. The reasons for monitoring crosscut all areas of the energy busines
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Ando, Masanori, Hideya Kawasaki, Satoru Tamura, Yoshikazu Haramoto, and Yasushi Shigeri. "Recent Advances in Gas Sensing Technology Using Non-Oxide II-VI Semiconductors CdS, CdSe, and CdTe." Chemosensors 10, no. 11 (2022): 482. http://dx.doi.org/10.3390/chemosensors10110482.

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In recent years, there has been an increasing need and demand for gas sensors to detect hazardous gases in the atmosphere, as they are indispensable for environmental monitoring. Typical hazardous gas sensors that have been widely put to practical use include conductometric gas sensors, such as semiconductor gas sensors that use the change in electrical resistance of metal oxide semiconductors, catalytic combustion gas sensors, and electrochemical gas sensors. However, there is a growing demand for gas sensors that perform better and more safely, while also being smaller, lighter, less energy-
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Guo, Tao, Tianhao Zhou, Qiulin Tan, Qianqian Guo, Fengxiang Lu, and Jijun Xiong. "A Room-Temperature CNT/Fe3O4 Based Passive Wireless Gas Sensor." Sensors 18, no. 10 (2018): 3542. http://dx.doi.org/10.3390/s18103542.

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A carbon nanotube/Fe3O4 thin film-based wireless passive gas sensor with better performance is proposed. The sensitive test mechanism of LC (Inductance and capacitance resonant) wireless sensors is analyzed and the reason for choosing Fe3O4 as a gas sensing material is explained. The design and fabrication process of the sensor and the testing method are introduced. Experimental results reveal that the proposed carbon nanotube (CNT)/Fe3O4 based sensor performs well on sensing ammonia (NH3) at room temperature. The sensor exhibits not only an excellent response, good selectivity, and fast respo
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Su, Kuo Lan, Sheng Wen Shiau, Yi Lin Liao, and J. H. Guo. "Bayesian Estimation Algorithm Applying in Gas Detection Modules." Applied Mechanics and Materials 284-287 (January 2013): 1764–69. http://dx.doi.org/10.4028/www.scientific.net/amm.284-287.1764.

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The paper develops gas detection modules for the intelligent building. The modules use many gas sensors to detect environment of the home and building. The gas sensors of the detection modules are classified two types. One is competitiveness gas detection module, and uses the same sensors to detect gas leakage. The other is complementation gas detection module, and uses variety sensors to classify multiple gases. The paper uses Bayesian estimation algorithm to be applied in competitiveness gas detection module and complementation gas detection module, and implement the proposed algorithm to be
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Hadi, Amran Abdul, Nurulain Nadhirah Shaipuzaman, Mohd Amir Shahlan Mohd Aspar, Mohd Rashidi Salim, and Hadi Manap. "Advancements in ammonia gas detection: a comparative study of sensor technologies." International Journal of Electrical and Computer Engineering (IJECE) 14, no. 5 (2024): 5107. http://dx.doi.org/10.11591/ijece.v14i5.pp5107-5116.

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Ammonia gas is a colorless gas that is known for its pungent odor. It is commonly used in various industries, such as agriculture, refrigeration, and chemical manufacturing. This paper provides a comprehensive overview of various technologies employed in ammonia gas sensors. The objective is to compare and identify the optimum method to detect ammonia gas. The review encompasses catalytic gas sensors, metal oxide gas sensors, polymer conductivity gas sensors, optical gas sensors, and indirect gas sensors, detailing their respective operational principles. Additionally, the advantages and disad
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Rahbarpour, S., S. Sajed, and H. Ghafoorifard. "Temperature Dependence of Responses in Metal Oxide Gas Sensors." Key Engineering Materials 644 (May 2015): 181–84. http://dx.doi.org/10.4028/www.scientific.net/kem.644.181.

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Selecting an optimum operating temperature for metal oxide gas sensors is of prime technical importance. Here, the temperature behavior of various kinds of metal oxide gas sensors in response to different levels of reducing contaminants in air is reported. The examined gas sensor samples include a Tin oxide-based resistive gas sensor and home-made diode-type Ag-TiO2-Ti gas sensors. Recorded response vs. temperature curves of all samples represent two different typical features: The responses related to the resistive gas sensor exhibit distinct maximum response at a well defined operating tempe
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Abdullah, Abdulnasser Nabil, Kamarulzaman Kamarudin, Latifah Munirah Kamarudin, et al. "Correction Model for Metal Oxide Sensor Drift Caused by Ambient Temperature and Humidity." Sensors 22, no. 9 (2022): 3301. http://dx.doi.org/10.3390/s22093301.

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For decades, Metal oxide (MOX) gas sensors have been commercially available and used in various applications such as the Smart City, gas monitoring, and safety due to advantages such as high sensitivity, a high detection range, fast reaction time, and cost-effectiveness. However, several factors affect the sensing ability of MOX gas sensors. This article presents the results of a study on the cross-sensitivity of MOX gas sensors toward ambient temperature and humidity. A gas sensor array consisting of temperature and humidity sensors and four different MOX gas sensors (MiCS-5524, GM-402B, GM-5
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Kozubovskiy, V. R. "Sensors for fire gas detectors." Semiconductor Physics Quantum Electronics and Optoelectronics 14, no. 3 (2011): 330–33. http://dx.doi.org/10.15407/spqeo14.03.330.

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Mukhtarov, Farrukh, Nurmaxamad Jo'rayev, Sanjar Zokirov, Munira Sadikova, Azamatjon Muhammadjonov, and Nargizakhon Iskandarova. "Analysis of automation through sensors through gas sensors in different directions." E3S Web of Conferences 508 (2024): 06004. http://dx.doi.org/10.1051/e3sconf/202450806004.

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The MQ2 and MQ4 sensors are highly popular gas sensors utilized in a wide range of applications for the detection and measurement of various gases. Renowned for their simplicity, affordability, and ease of use, MQ sensors have become a preferred choice among hobbyists, students, and professionals. In this article, we will delve into a comprehensive comparison between these two types of gas sensors, aiming to unveil the desired outcomes. In conclusion, the MQ2 and MQ4 sensors are widely recognized for their simplicity, affordability, and ease of use in detecting and measuring various gases. Whi
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Dissertations / Theses on the topic "Gas sensors"

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Ryan, Benjamin Thomas. "Polymeric gas sensors." Thesis, University of Sheffield, 2010. http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.531149.

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Archer, P. B. M. "Organometallic gas sensors." Thesis, University of Kent, 1987. http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.379015.

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Udina, Oliva Sergi. "Smart Chemical Sensors: Concepts and Application." Doctoral thesis, Universitat de Barcelona, 2012. http://hdl.handle.net/10803/84079.

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This PhD thesis introduces basic concepts of smart chemical sensors design, which are afterwards applied to a particular application: the analysis of natural gas. The thesis addresses thus two sets of objective, a first set of objectives related to the conceptual design of a smart chemical sensor using smart sensor standards: - The design of an optimal smart chemical sensor architecture - The novel combination in a working prototype of the highly complementary smart sensor standards IEEE-1451 and BS-7986 A second set of objectives is directly related to the selected application
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Wallgrén, Kirsi. "Novel amperometric gas sensors." Thesis, University of Nottingham, 2005. http://eprints.nottingham.ac.uk/49484/.

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The electrochemistry of oxygen and methanol at solid polymer electrolyte (SPE)-based amperometric sensors, fabricated according to an all-planar design concept, has been investigated. The solid protonic conductors used were Nafion®-117 membranes and Polybenzimidazole (PBI) films. The working and counter electrodes were non-porous gold and/or platinum layers (300-1500 nm thick), sputtered on the same face of the solid electrolyte, separated by a gap of the ionic conductor (10-1 mm wide) and in contact with the gas sample. Such all-planar solid-state devices could offer potential advantages over
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Belghachi, Abderrahmane. "Metal phthalocyanine gas sensors." Thesis, Lancaster University, 1990. http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.293280.

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Rigby, Geraldine Patricia. "NO←x gas sensors." Thesis, University of Kent, 1992. http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.333520.

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Martínez, Hurtado Juan Leonardo. "Gas-sensitive holographic sensors." Thesis, University of Cambridge, 2013. https://www.repository.cam.ac.uk/handle/1810/244643.

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Holographic sensors are photonic layered structures contained in analyte sensitive lms that upon illumination produce monochromatic reflections (λ). The present work reports the fabrication of oxygen and ammonia sensors in Nafi on membranes and hydrocarbon and volatile organic compound sensors in poly(dimethylsiloxane) (PDMS) films. A holographic recording technique was developed to suit these materials consisting of the in situ formation of nanoparticles of 18nm average diameter and their subsequent ordered ablation with a 300mJ laser. The wavelength of the monochromatic reflections depends p
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Haque, M. S. "Gas sensors using carbon nanotubes." Thesis, University of Cambridge, 2008. http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.603677.

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A novel approach has been adopted for in-situ growth of CNTs on CMOS Silicon on Insulator (SOI) devices. The growth and deposition of CNTs on SOI CMOS has been successfully implemented at high temperature (>700°C) using tungsten as an interconnect. A detailed study of the nanotubes growth dependence on a number of parameters has been carried out on fully processed SOI CMOS substrates. A novel growth process of depositing CNTs using the very low power CMOS microhotplate acting as the thermal source has also been carried out. One of the key advantages of this process is the confinement of high t
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Watt, Esther Jane. "Poly(pyrrole) based gas sensors." Thesis, Birkbeck (University of London), 1996. http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.338770.

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Khunou, Ramotseng. "Gas sensing properties of Ceo2 nanostructures." University of the Western Cape, 2020. http://hdl.handle.net/11394/7909.

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>Magister Scientiae - MSc<br>The industrial safety requirements and environmental pollution have created a high demand to develop gas sensors to monitor combustible and toxic gases. As per specifications of World Health Organization (WHO) and Occupational Safety and Health Administration (OSHA), lengthy exposure to these gases lead to death which can be avoided with early detection. Semiconductor metal oxide (SMO) has been utilized as sensor for several decades. In recent years, there have been extensive investigations of nanoscale semiconductor gas sensor.
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Books on the topic "Gas sensors"

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Gupta, Ankur, Mahesh Kumar, Rajeev Kumar Singh, and Shantanu Bhattacharya. Gas Sensors. CRC Press, 2022. http://dx.doi.org/10.1201/9781003278047.

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Sberveglieri, G., ed. Gas Sensors. Springer Netherlands, 1992. http://dx.doi.org/10.1007/978-94-011-2737-0.

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Smith, Darren M. Ceramic gas sensors. UMIST, 1998.

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Yu, Chen Liang, and United States. National Aeronautics and Space Administration., eds. SiC-based gas sensors. National Aeronautics and Space Administration, 1997.

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Liang-Yu, Chen, and United States. National Aeronautics and Space Administration., eds. SiC-based gas sensors. National Aeronautics and Space Administration, 1997.

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Yu, Chen Liang, and United States. National Aeronautics and Space Administration., eds. SiC-based gas sensors. National Aeronautics and Space Administration, 1997.

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T, Moseley P., and Tofield B. C, eds. Solid-state gas sensors. A. Hilger, 1987.

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Hayes, Teresa L., and Rebecca L. Bayrer. Chemical sensors: Liquid, gas & biosensors. Freedonia Group, 2002.

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Talanchuk, P. M. Teorii︠a︡ napivprovidnykovykh sensoriv hazu: Theory of semiconductor gas sensors. [Kyïvsʹkyĭ politekhnichnyĭ in-t], 2001.

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Sberveglieri, G. Gas Sensors: Principles, Operation and Developments. Springer Netherlands, 1992.

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Book chapters on the topic "Gas sensors"

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Yamazoe, Noboru, and Norio Miura. "New Approaches in the Design of Gas Sensors." In Gas Sensors. Springer Netherlands, 1992. http://dx.doi.org/10.1007/978-94-011-2737-0_1.

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Mari, Claudio M., and Giovanni B. Barbi. "Electrochemical Gas Sensors." In Gas Sensors. Springer Netherlands, 1992. http://dx.doi.org/10.1007/978-94-011-2737-0_10.

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Göpel, Wolfgang. "Future Trends in the Development of Gas Sensors." In Gas Sensors. Springer Netherlands, 1992. http://dx.doi.org/10.1007/978-94-011-2737-0_11.

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Kohl, Dieter. "Oxidic Semiconductor Gas Sensors." In Gas Sensors. Springer Netherlands, 1992. http://dx.doi.org/10.1007/978-94-011-2737-0_2.

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Demarne, V., and R. Sanjinés. "Thin Film Semiconducting Metal Oxide Gas Sensors." In Gas Sensors. Springer Netherlands, 1992. http://dx.doi.org/10.1007/978-94-011-2737-0_3.

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Lantto, Vilho. "Semiconductor Gas Sensors Based on SnO2 Thick Films." In Gas Sensors. Springer Netherlands, 1992. http://dx.doi.org/10.1007/978-94-011-2737-0_4.

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Symons, E. Allan. "Catalytic Gas Sensors." In Gas Sensors. Springer Netherlands, 1992. http://dx.doi.org/10.1007/978-94-011-2737-0_5.

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Sadaoka, Yoshihiko. "Organic Semiconductor Gas Sensors." In Gas Sensors. Springer Netherlands, 1992. http://dx.doi.org/10.1007/978-94-011-2737-0_6.

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Spetz, Anita, Fredrik Winquist, Hans Sundgren, and Ingemar Lundström. "Field Effect Gas Sensors." In Gas Sensors. Springer Netherlands, 1992. http://dx.doi.org/10.1007/978-94-011-2737-0_7.

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Caliendo, C., E. Verona, and A. D’Amico. "Surface Acoustic Wave (SAW) Gas Sensors." In Gas Sensors. Springer Netherlands, 1992. http://dx.doi.org/10.1007/978-94-011-2737-0_8.

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Conference papers on the topic "Gas sensors"

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Acharyya, Snehanjan, Prasanta Kumar Guha, and Soumyo Mukherji. "Gas Sensing Kinetic Analysis: A Theoretical Approach Towards Multiple Gas Discrimination." In 2024 IEEE SENSORS. IEEE, 2024. https://doi.org/10.1109/sensors60989.2024.10784787.

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Rael, Ashur, Ezekiel Garcia, Nathan Wolff, et al. "Design and Characterization of a Printed Circuit Board-Based Gas Chromatography Column for Greenhouse Gas Analysis." In 2024 IEEE SENSORS. IEEE, 2024. https://doi.org/10.1109/sensors60989.2024.10784828.

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Chen, Dongliang, Dongcheng Xie, Qiuju Wu, Yujie Yang, Yan Zhang, and Lei Xu. "A Fully Integrated E-nose System With 256 Half-Virtual Gas-Sensitive Pixels for Gas Recognition." In 2024 IEEE SENSORS. IEEE, 2024. https://doi.org/10.1109/sensors60989.2024.10784840.

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Kenari, Shirin Azadi, Remco J. Wiegerink, Remco G. P. Sanders, and Joost C. Lötters. "Real-Time Gas-Compensated Thermal Flow Sensor." In 2024 IEEE SENSORS. IEEE, 2024. https://doi.org/10.1109/sensors60989.2024.10785107.

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Rossi, Maurizio, Davide Brunelli, Andrea Adami, Leandro Lorenzelli, Fabio Menna, and Fabio Remondino. "Gas-Drone: Portable gas sensing system on UAVs for gas leakage localization." In 2014 IEEE Sensors. IEEE, 2014. http://dx.doi.org/10.1109/icsens.2014.6985282.

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Bauer, Ralf, David Wilson, Walter Johnstone, and Michael Lengden. "MIR Photoacoustic Trace Gas Sensing Using a Miniaturized 3D Printed Gas Cell." In Optical Sensors. OSA, 2015. http://dx.doi.org/10.1364/sensors.2015.set1c.3.

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Kim, Seong-Soo, Christina Young, James Chan, Chance Carter, and Boris Mizaikoff. "Hollow Waveguide Gas Sensor for Mid-Infrared Trace Gas Analysis." In 2007 IEEE Sensors. IEEE, 2007. http://dx.doi.org/10.1109/icsens.2007.4388640.

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Zheng, Xiaofan, Masato Matsuoka, Kenshi Hayashi, and Yoichi Tomiura. "Extract Spatial Distribution of a Specific Gas from Mixed Gas Data Measured by the LSPR Gas Sensor." In 2023 IEEE SENSORS. IEEE, 2023. http://dx.doi.org/10.1109/sensors56945.2023.10324923.

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Torralbo-Campo, Lara, Eric Dorsch, Felix Battran, et al. "A Rydberg Gas Terahertz Sensor." In Optical Sensors. Optica Publishing Group, 2022. http://dx.doi.org/10.1364/sensors.2022.sm3c.3.

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We report the ongoing development of a Rydberg atom-based detector for sensing terahertz radiation. It will be used to characterize the emission properties of a superconducting terahertz emitter and a terahertz quantum-cascade laser.
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Lu, Ganhua, Liying Zhu, Stephen Hebert, Edward Jen, Leonidas Ocola, and Junhong Chen. "Engineering Gas Sensors With Aerosol Nanocrystals." In 2007 First International Conference on Integration and Commercialization of Micro and Nanosystems. ASMEDC, 2007. http://dx.doi.org/10.1115/mnc2007-21301.

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Rutile tin oxide (SnO2) is a wide band gap (3.6 eV at 300K [1]) n-type semiconductor material. It is widely used as sensing elements in gas sensors [2]. The sensing mechanism is generally attributed to the significant change in the electrical resistance of the material associated with the adsorption/desorption of oxygen on the semiconductor surface [3]. The formation of oxygen adsorbates (O2− or O−) results in an electron-depletion surface layer due to the electron transfer from the oxide surface to oxygen [4]. Recent studies [5, 6] have shown that use of tin oxide nanocrystals significantly i
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Reports on the topic "Gas sensors"

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Hiller, J., and T. J. Miree. Exhaust gas sensors. Office of Scientific and Technical Information (OSTI), 1997. http://dx.doi.org/10.2172/563164.

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Falconer, David G. L51774 Remote Sensing of Hazardous Ground Movement about Buried Gas Transmission Lines. Pipeline Research Council International, Inc. (PRCI), 1997. http://dx.doi.org/10.55274/r0011973.

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Reviews the available sensors for monitoring hazardous ground movement. Our review was limited to airborne and spaceborne sensors for access, performance, and productivity considerations. It was observed that certain ground movement is comparatively localized, e.g., earthquake faulting, while other activity may extend for thousands of kilometers, e.g., frost heave. Accordingly, we have considered two operating modes for the sensor-platform system, namely, site-by-site and continuous corridor. To determine the suitability of the candidate sensors for pipeline monitoring, we have assessed the ex
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Simon, James E., Uri M. Peiper, Gaines Miles, A. Hetzroni, Amos Mizrach, and Denys J. Charles. Electronic Sensing of Fruit Ripeness Based on Volatile Gas Emissions. United States Department of Agriculture, 1994. http://dx.doi.org/10.32747/1994.7568762.bard.

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An electronic sensory system for the evaluation of headspace volatiles was developed to determine fruit ripeness and quality. Two prototype systems were designed, constructed, and later modified. The first is an improved version of our original prototype electronic sniffer using a single head sensing unit for use as a single or paired unit placed on an individual fruit surface for applications in the field, lab, or industry. The second electronic sniffer utilizes a matrix of gas sensors, each selected for differential sensitivity to a range of volatile compounds. This system is more sophistica
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Semancik, Stephen, and Stephen Semancik. NIST workshop on gas sensors. National Institute of Standards and Technology, 1994. http://dx.doi.org/10.6028/nist.sp.865.

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Meloy, John D. L51702 Precision Gas Pipeline Location-A Technology Study. Pipeline Research Council International, Inc. (PRCI), 1994. http://dx.doi.org/10.55274/r0010417.

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A review of currently used pipe-locating techniques and technologies shows a universally conservative approach to system design. Tested and proven sensors and data processors have been integrated into systems that optimize performance specifically for the pipeline-location problem. Although these systems perform well, they could be improved and augmented (that is, performance could be enhanced) by incorporating a broader sensor mix. Emerging technologies also hold promise for upgrading performance by improving, rather than changing the basic sensors. This study was undertaken to survey and eva
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Frank DiMeoJr. Ing--shin Chen. Integrated Mirco-Machined Hydrogen Gas Sensors. Office of Scientific and Technical Information (OSTI), 2005. http://dx.doi.org/10.2172/861437.

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Ramaiyan, Kannan. Cheap and Durable Sensors for Gas Monitoring. Office of Scientific and Technical Information (OSTI), 2018. http://dx.doi.org/10.2172/1459860.

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Christensen, Lance. PR-459-133750-WEB Fast, Accurate, Automated System to Find and Quantify Natural Gas Leaks. Pipeline Research Council International, Inc. (PRCI), 2019. http://dx.doi.org/10.55274/r0011608.

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Thursday, August 8, 2019 11:00 am ET PRESENTER: Lance Christensen, PhD, NASA Jet Propulsion Laboratory HOST: Francois Rongere, PG and E MODERATOR: Carrie Greaney, PRCI CLICK BUY/DOWNLOAD TO ACCESS WEBINAR REGISTRATION LINK Join the PRCI Surveillance, Operations and Maintenance Technical Committee as they present research, conducted by NASA Jet Propulsion Laboratory (JPL), related to the Open Path Laser Spectrometer (OPLS). New advances in sensor technology, with high sensitivity towards detecting methane and ethane, present the energy pipeline industry with cost effective ways to improve safet
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Ambacher, Oliver, Vadim Lebedev, Ute Kaiser, and L. F. Eastman. Pyroelectric A1GaN/GaN HEMTs for ion-, gas- and Polar-Liquid Sensors. Defense Technical Information Center, 2004. http://dx.doi.org/10.21236/ada467686.

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Deininger. PR-443-13605-R01 Sensors for Gas Quality Monitoring. Pipeline Research Council International, Inc. (PRCI), 2014. http://dx.doi.org/10.55274/r0010127.

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The purpose of this project was to determine the suitability of low cost environmental air quality sensors, for detection of pipeline gas quality. In particular, this project examined options for detection and quantification of hydrogen sulfide (H2S), water (H2O), and oxygen (O2). All of the sensors used were based on Synkeras existing anodic aluminum oxide (AAO) platform and detection chemistry. The key challenge of this effort was laboratory based demonstration of the feasibility of detecting these three components in natural gas at pressures exceeding 1 atmosphere
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