Results 291 to 300 of about 6,201,487 (337)
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, 2020
The introduction of oxygen vacancies into metal oxide semiconductors is an effective way to enhance their gas sensing performance. In this review paper, firstly, the roles of oxygen vacancies on band structure, electrical conductivity, optical absorption
Chao Zhang +4 more
semanticscholar +1 more source
The introduction of oxygen vacancies into metal oxide semiconductors is an effective way to enhance their gas sensing performance. In this review paper, firstly, the roles of oxygen vacancies on band structure, electrical conductivity, optical absorption
Chao Zhang +4 more
semanticscholar +1 more source
2014
In this chapter, the state of the art on porous silicon gas sensors , both electrical and optical, is reviewed by paying special emphasis on the advancement of gas sensor architectures that has occurred over the two last decades, as well as on the different functionalization approaches implemented in and chemical species sensed with such architectures.
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In this chapter, the state of the art on porous silicon gas sensors , both electrical and optical, is reviewed by paying special emphasis on the advancement of gas sensor architectures that has occurred over the two last decades, as well as on the different functionalization approaches implemented in and chemical species sensed with such architectures.
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, 2020
Measurements of the gas sensing performance of nanomaterials typically involve the use of interdigitated electrodes (IDEs). A separate heater is often integrated to provide elevated temperature for improved sensing performance.
Li Yang +7 more
semanticscholar +1 more source
Measurements of the gas sensing performance of nanomaterials typically involve the use of interdigitated electrodes (IDEs). A separate heater is often integrated to provide elevated temperature for improved sensing performance.
Li Yang +7 more
semanticscholar +1 more source
2009
Micro-Fabrication of Gas Sensors.- Electrical-Based Gas Sensing.- Capacitive-Type Relative Humidity Sensor with Hydrophobic Polymer Films.- FET Gas-Sensing Mechanism, Experimental and Theoretical Studies.- Solid-State Electrochemical Gas Sensing.- Optical Gas Sensing.- Thermometric Gas Sensing.- Acoustic Wave Gas and Vapor Sensors.- Cantilever-Based ...
COMINI, Elisabetta +2 more
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Micro-Fabrication of Gas Sensors.- Electrical-Based Gas Sensing.- Capacitive-Type Relative Humidity Sensor with Hydrophobic Polymer Films.- FET Gas-Sensing Mechanism, Experimental and Theoretical Studies.- Solid-State Electrochemical Gas Sensing.- Optical Gas Sensing.- Thermometric Gas Sensing.- Acoustic Wave Gas and Vapor Sensors.- Cantilever-Based ...
COMINI, Elisabetta +2 more
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Synergistic effects in gas sensing semiconducting oxide nano-heterostructures: A review
Sensors and Actuators B: Chemical, 2019Metal oxide resistive-type nano-scale gas sensors have been investigated for their low cost, high sensitivity, and environmentally friendly fabrication. In these sensors, electrical resistance measurements are used to detect the presence of gas.
Janine Walker, S. Akbar, P. Morris
semanticscholar +1 more source
2014
Part I: Concepts High-Temperature Gas Sensors by Denny Richter and Holger Fritze Insect Olfaction as a Natural Blue-Print of Gas-Sensors? by Bernhard Weissbecker and Stefan Schutz Sensor Arrays, Virtual Multisensors, Data Fusion and Gas Sensor Data Evaluation by Peter Reimann and Andreas Schutze Part II: Material and Structure Carbon Nanotube Gas ...
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Part I: Concepts High-Temperature Gas Sensors by Denny Richter and Holger Fritze Insect Olfaction as a Natural Blue-Print of Gas-Sensors? by Bernhard Weissbecker and Stefan Schutz Sensor Arrays, Virtual Multisensors, Data Fusion and Gas Sensor Data Evaluation by Peter Reimann and Andreas Schutze Part II: Material and Structure Carbon Nanotube Gas ...
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Optical Gas Sensing Technology
New Electronics, 2020Today's NDIR gas sensing technology can now provide a low power, yet robust and reliable, gas sensing capability
Henrik Rodjeqdrd, Staffan Ehde
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Gas sensing properties of ZnO nanostructures (flowers/rods) synthesized by hydrothermal method
Sensors and Actuators B: Chemical, 2019Here, we report the hydrothermal synthesis of flower-shaped ZnO nanostructures and investigated their morphology-dependent gas sensing properties. Scanning electron microscope (SEM) study confirmed the formation of two kinds of floral structures.
S. Agarwal +6 more
semanticscholar +1 more source
C&EN Global Enterprise, 2018
Gas sensors have long served critical roles in industrial applications, including monitoring air quality and engine emissions.
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Gas sensors have long served critical roles in industrial applications, including monitoring air quality and engine emissions.
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