Results 31 to 40 of about 243,771 (295)

Temperature and humidity sensor based on MEMS technology

open access: yesAIP Advances, 2021
This work presents a monolithically integrated temperature and humidity sensor based on microelectromechanical systems technology. The temperature sensor working on the “bi-metallic” effect has the advantages of wide temperature range, high sensitivity ...
Dongyan Zhao   +11 more
doaj   +1 more source

MEMS Humidity Sensors

open access: yes, 2023
This chapter reviews MEMS humidity sensors fabricated using microfabrication technologies. It discusses the operation principle, different designs, and the fabrication technologies for the different sensing mechanisms. Sensing humidity using capacitive sensors is first reviewed with a highlight on the different sensing materials and how their ...
Ahmad, Alfaifi,   +2 more
openaire   +3 more sources

ANALISIS KINERJA SENSOR PADA ROBOT PENDETEKSI KOTORAN DEBU DAN AIR

open access: yesIlkom Jurnal Ilmiah, 2019
Sensors are electronic components that have capabilities that are quite reliable and consist of many types, such as ultrasonic sensors, humidity sensors, and dust sensors.
Hermawansa Hermawansa, Toibah Umi Kalsum
doaj   +1 more source

All printed organic humidity sensor based on egg albumin

open access: yesSensing and Bio-Sensing Research, 2020
In this paper, bio-compatible layer based on egg albumin (EA) is used for humidity sensing. The EA composed of different types of globular proteins. The chemical composition of these hydrophilic proteins makes the EA membrane sensitive towards humidity ...
Muhammad Umair Khan   +3 more
doaj   +1 more source

A New Strategy for Real-Time Humidity Detection: Polymer-Coated Optical Waveguide Sensor

open access: yesChemosensors, 2022
This paper proposes a novel strategy for low humidity detection, an optical waveguide (OWG) sensor that is locally coated with polyvinylpyrrolidone (PVP) film.
Bin Du   +8 more
doaj   +1 more source

Polymeric optical fibre sensor coated by SiO2 nanoparticles for humidity sensing in the skin microenvironment [PDF]

open access: yes, 2018
The sensitivity of a low-cost polymeric optical fibre humidity sensor based on transmittance changes due to evanescent wave absorption is reported using test measurements in an environmental chamber and of the skin.
Gomez, David   +4 more
core   +2 more sources

Fabrication and Evaluation of a Graphene Oxide-Based Capacitive Humidity Sensor

open access: yesSensors, 2016
In this study, a CMOS compatible capacitive humidity sensor structure was designed and fabricated on a 200 mm CMOS BEOL Line. A top Al interconnect layer was used as an electrode with a comb/serpent structure, and graphene oxide (GO) was used as sensing ...
Jinfeng Feng   +8 more
doaj   +1 more source

A Remotely Controlled Calibrator for Chemical Pollutant Measuring-Units [PDF]

open access: yes, 2007
The increasing diffusion of pollutant measuring units, which are installed over wide areas, along with the short calibration interval of several sensors for pollutant quantities, requires new calibration infrastructures to be developed.
Carullo, Alessio   +2 more
core   +1 more source

Integrated Capacitive and Resistive Humidity Transduction via Surface Type Nickel Phthalocyanine Based Sensor

open access: yesInternational Journal of Electrochemical Science, 2017
This paper reports the study of an organic semiconductor nickel phthalocyanine (NiPc) based thin film surface-type integrated capacitive and resistive type humidity sensor.
Zubair Ahmad   +3 more
doaj   +1 more source

Simultaneous temperature and humidity measurements in a mechanical ventilator using an optical fibre sensor [PDF]

open access: yes, 2016
An optical fibre sensor for simultaneous temperature and humidity measurements consisting of one fibre Bragg grating (FBG) to measure temperature and a mesoporous film of bilayers of Poly(allylamine hydrochloride)(PAH) and silica (SiO2) nanoparticles ...
Correia, R.   +9 more
core   +2 more sources

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