OOIR: Observatory of International Research

Papers

(The H4-Index of Sensors and Actuators A-Physical is 46. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2020-03-01 to 2024-03-01.)

Article	Citations
3D-printed sensors: Current progress and future challenges	181
Progress and challenges in fabrication of wearable sensors for health monitoring	149
Flexible temperature sensors: A review	140
A review of railway infrastructure monitoring using fiber optic sensors	133
Recent advances in sensor fault diagnosis: A review	128
Transition metal dichalcogenides-based flexible gas sensors	121
Metal oxide semiconductors with highly concentrated oxygen vacancies for gas sensing materials: A review	119
Research progress of flexible capacitive pressure sensor for sensitivity enhancement approaches	110
A review on piezoelectric ultrasonic motors for the past decade: Classification, operating principle, performance, and future work perspectives	109
Metal-organic frameworks for QCM-based gas sensors: A review	106
Nanostructured metal oxide semiconductor-based gas sensors: A comprehensive review	105
The recent development of metal oxide heterostructures based gas sensor, their future opportunities and challenges: A review	99
One-step fabrication of SnO2 porous nanofiber gas sensors for sub-ppm H2S detection	98
A facile spray pyrolysis fabrication of Sm:CdS thin films for high-performance photodetector applications	90
Flexible piezoelectric nanogenerators using metal-doped ZnO-PVDF films	88
Gas and humidity sensing with quartz crystal microbalance (QCM) coated with graphene-based materials – A mini review	87
A review on vibration-based piezoelectric energy harvesting from the aspect of compliant mechanisms	83
A review on fabrication, characterization and implementation of wearable strain sensors	76
Recent progress on fabrication of carbon nanotube-based flexible conductive networks for resistive-type strain sensors	68
Research progress of flexible wearable pressure sensors	67
Synthesis, electrical and photo-sensing characteristics of the Al/(PCBM/NiO: ZnO)/p-Si nanocomposite structures	67
Sensing system of environmental perception technologies for driverless vehicle: A review of state of the art and challenges	65
A flexible strain sensor based on CNTs/PDMS microspheres for human motion detection	65
A review on all-optical fiber-based VOC sensors: Heading towards the development of promising technology	63
Flexible and lead-free piezoelectric nanogenerator as self-powered sensor based on electrospinning BZT-BCT/P(VDF-TrFE) nanofibers	59

A robust and self-powered tilt sensor based on annular liquid-solid interfacing triboelectric nanogenerator for ship attitude sensing	58
Highly elastic capacitive pressure sensor based on smart textiles for full-range human motion monitoring	58
4D printing: Technological developments in robotics applications	57
Multi-axis force sensors: A state-of-the-art review	57
Ultrafast response humidity sensors based on polyvinyl chloride/graphene oxide nanocomposites for intelligent food packaging	57
Polypyrrole-based sensors for volatile organic compounds (VOCs) sensing and capturing: A comprehensive review	56
4D printing soft robots guided by machine learning and finite element models	56
High performance Cr doped ZnO by UV for NH3 gas sensor	55
Piezoelectric pressure sensor based on flexible gallium nitride thin film for harsh-environment and high-temperature applications	53
Different sensor based intelligent spraying systems in Agriculture	53
Investigation of transient magnetoelectric response of magnetostrictive/piezoelectric composite applicable for lightning current sensing	52
Acoustic bubble-based drug manipulation: Carrying, releasing and penetrating for targeted drug delivery using an electromagnetically actuated microrobot	52
Review of non-invasive continuous glucose monitoring based on impedance spectroscopy	51
Highly sensitive and flexible wearable pressure sensor with dielectric elastomer and carbon nanotube electrodes	50
High-force soft pneumatic actuators based on novel casting method for robotic applications	49
Synthesis of WO3 nanoflakes by hydrothermal route and its gas sensing application	49
Tunable flexible capacitive pressure sensors using arrangement of polydimethylsiloxane micro-pyramids for bio-signal monitoring	49
MEMS-based thermal conductivity sensor for hydrogen gas detection in automotive applications	48
Highly responsive and low-cost ultraviolet sensor based on ZnS/p-Si heterojunction grown by chemical bath deposition	48
Review of no-core optical fiber sensor and applications	47
Inhibited combustion of graphene paper by in situ phosphorus doping and its application for fire early-warning sensor	47
Biogenic synthesis of silver nanoparticles using Trigonella foenum-graecum seed extract: Characterization, photocatalytic and antibacterial activities	46
Resistive and capacitive strain sensors based on customized compliant electrode: Comparison and their wearable applications	46
Capacitive pressure sensor inlaid a porous dielectric layer of superelastic polydimethylsiloxane in conductive fabrics for detection of human motions	46