Sensor Review: Volume 42 Issue 4

Simulation and experimental study of remote field current testing for hidden defects of aluminum alloy plate with damping coating

Shichao Jiang, Xinliang Lu, Hongliang Wang, Kai Song, Yuanyuan Jiang

Detection of hidden defects of aluminum alloy plate with damping coating is a challenging problem. At present, only a few non-destructive testing methods exist to address this…

A wavelength calibration method for photoelastic-modulated Fourier transform spectrometers

Minjuan Zhang, Ning Jing, Zhen Liu, Chunyang Li, Ning Zhang

An interferogram is produced by modulating the difference between the extraordinary refractive index and the ordinary refractive index for photoelastic crystals in…

Activity recognition on smartphones using an AKNN based support vectors

M'hamed Bilal Abidine, Mourad Oussalah, Belkacem Fergani, Hakim Lounis

Mobile phone-based human activity recognition (HAR) consists of inferring user’s activity type from the analysis of the inertial mobile sensor data. This paper aims to mainly…

Detection algorithm of rail surface defects based on multifeature saliency fusion method

Hua Zhai, Zheng Ma

Effective rail surface defects detection method is the basic guarantee to manufacture high-quality rail. However, the existed visual inspection methods have disadvantages such as…

A non-array customizable tactile sensor based on spraying process

Deyu Wu, Ding Wang, Daliang Yang, Ye Jinhua, Haibin Wu

The tactile sensor with array structure normally has the defects of existing nondetection zone, complex and nonstretchable structure. It is difficult to seamlessly attach to the…

Development of thin film heat flux sensor based on transparent conductive oxide thermopile with antireflective coating

Xin Li, ZaiFu Cui, Daoheng Sun, Qinnan Chen, Gonghan He, Baolin Liu, Zhenyin Hai, Guochun Chen, Zhiyuan Jia, Zong Yao

The measurement of heat flux is of importance to the development of aerospace engine as basic physical quantities in extreme environment. Heat radiation is one of the basic forms…

Series and interactive sensing coil layouts for reducing sensing channels of flexible eddy current array sensor

Xianghong Fan, Yuting He, Tao Chen

Flexible eddy current array (FECA) sensor is flexible and light in weight, which has broad application prospects in structural health monitoring. But, the sensor’s sensing channel…

Miniaturized triple notch metamaterial sensor for solid dielectric characterization with improved sensitivity

Kunal Kumar Singh, Santosh Kumar Mahto, Rashmi Sinha, Vishnu Priye

The purpose of this paper is to retrieve the dielectric constant of the material under test (MUT) by using an empirical relationship, which relates the dielectric properties with…

Study on room-temperature effect of a superconducting gravimeter prototype

Xing Huang, Xinning Hu, Feifei Niu, Qiuliang Wang, Chunyan Cui, Hao Wang, Xiaodong Chen

This study aims to reveal the room-temperature effect of a superconducting gravimeter prototype, which will guide its subsequent optimization to improve its gravimetric…

Design and analysis of a plasmonic nanostructure applicable for heating and sensing cycles of lab-on-chip

Amir Asgharian, Reza Yadipour, Gholamreza Kiani, Hamed Baghban

The purpose of this study is to design a plasmonic structure that can be used simultaneously as a heater and a refractive index sensor applicable for heating and sensing cycles of…