Sensor Review: Volume 42 Issue 6

The design and validation of a fast and low-cost multi-purpose electronic nose for rapid gas identification

Hanene Rouabeh, Sami Gomri, Mohamed Masmoudi

The purpose of this paper is to design and validate an electronic nose (E-nose) prototype using commercially available metal oxide gas sensors (MOX). This prototype has a sensor…

Impregnation of dye-conjugated miniaturized system on paper strip for detection of biomarker in renal cancer

Anjali Takke, Pravin Shende

The purpose of this study was to design a paper strip-based non-invasive urine analysis system for the qualitative detection of biomarker aquaporin-1 (AQP1) in renal cancer (RC)…

Excellent acetone sensing performance of Au NPs functionalized Co3O4-ZnO nanocomposite

Ziyan Wang, Xueli Yang, Caixuan Sun, Hongyan Liu, Junkai Shao, Mengjie Wang, Junyi Dong, Guanlong Cao, Guofeng Pan

This paper aims to successfully synthesize three-dimensional spindle-like Au functionalized Co₃O₄-ZnO nanocomposites; characterize the structure, morphology and surface chemical…

Evaluation of low-cost electronic sensors for monitoring soil moisture in an experimental area in the Brazilian semiarid

Maria Angela Cruz Macedo dos Santos, Lucas Melo Vellame, Alisson Jadavi Pereira Silva, José Carlos de Araújo, Alisson Macendo Amaral

This paper aims to determine and evaluate the calibration curve for low-cost electronic sensors in soils from a reclaimed and degraded area in the Brazilian semiarid region.

A study on the thermal responsive behavior of hydrogel-based materials and their potential use in medical applications

Aniqa Junaid, Murtaza Najabat Ali, Mariam Mir, Sadia Hassan

The purpose of this paper is to present synthesis protocol of hydrogel composed of Chitosan (CS) and Poly(ethylene glycol) (PEG) and establish an understanding of its thermal…

A multisensor fusion algorithm of indoor localization using derivative Euclidean distance and the weighted extended Kalman filter

Jian Chen, Shaojing Song, Yang Gu, Shanxin Zhang

At present, smartphones are embedded with accelerometers, gyroscopes, magnetometers and WiFi sensors. Most researchers have delved into the use of these sensors for localization…

ZnO-based chemi-resistive sensors for CO2 detection: a review

Marina Stramarkou, Achilleas Bardakas, Magdalini Krokida, Christos Tsamis

Carbon dioxide (CO₂) has attracted special scientific interest over the last years mainly because of its relation to climate change and indoor air quality. Except for this, CO₂…

A quantitative crack monitoring method based on crack disturbed voltage

Xianghong Fan, Yuting He

The flexible eddy current array sensor has the characteristics of lightweight and flexibility, which has a great application prospect in the field of fatigue crack monitoring. But…

Underwater target passive acoustic localization method based on Hanbury Brown–Twiss interference

Mengran Liu, Qiang Zeng, Zeming Jian, Lei Nie, Jun Tu

Acoustic signals of the underwater targets are susceptible to noise, reverberation, submarine topography and biology, therefore it is difficult to precisely locate underwater…

Orientation estimation using vector observations with one or two components lost

Gang Shi, Honglei Shang

Traditional algorithms require at least two complete vector observations to estimate orientation parameters. However, sensor faults and disturbances may cause some components of…