OOIR: Observatory of International Research

Papers

(The H4-Index of Sensors and Actuators A-Physical is 50. 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 2021-04-01 to 2025-04-01.)

Article	Citations
Proof of concept of an air-coupled electrostatic ultrasonic transducer based on lateral motion	222
Parallel Fabry Perot type fiber optic humidity sensor with hollow core fiber filled G-PVA based on vernier effect	178
Comprehensive study of ammonia gas sensing characteristics of a sputtered InGaSnO thin film decorated with evaporated platinum nanoparticles	157
Wireless sweat monitoring from multi-sites through microwave transmission with localized spoof surface plasmonic resonances	135
A soft gripper based on PneuNets structure with stiffness-variable-enhanced load capacity for object grasping	125
Room temperature bonding of Au plating through surface smoothing using polyimide template stripping	123
Photoconductive and acoustic dual-mode X-ray dose rate detector based on a GaN single crystal	107
Detection and quantification of water contamination in fuel oil using substrate integrated waveguide resonator-based microwave sensors coupled with multilayer perceptron neural networks	106
Unveiling growth and characterization of alkali metals-doped SnS2 thin films for resistive humidity sensing	102
Ion-wind powered boat using a novel wire-dielectric water system	93
Time-averaged interference fringe analysis: A quantitative study of nanomembrane vibration dynamics	92
Structural and magnetic characterization of Fe–Ga thin films sputter-deposited on Si wafers and optical fibers	88
Damage sensing characteristics of smart ultra-high-performance concrete containing electrically conductive fiber and particle fillers under high compressive stress	88
A flexible ultra-robust ZnO-AgNWs/PDMS-based hybrid nanogenerator for simultaneous energy harvesting and sensing applications	78
The impact of contextual factors on the performance of human breath monitoring using flexible UHF RFID temperature sensing yarn and its underlying mechanisms	77
An IMUs and potentiometer-based controller for robotic arm-hand teleoperation	77
High-reflective surfaces shape measurement technology based on adaptive fringe projection	75
A long-short motion strategy with feedforward compensation for the long-stroke inchworm piezoelectric motor driven by the bender-type actuators	74
Natural bamboo fiber composite sensor with low pressure, high sensitivity, and surface interlocking structure	73
The plant-based photodiode with Stachys lavandulifolia interfacial layer	69
Self-sensing cementitious composites incorporating hybrid NGPs/CNTs/NCBs for structural health monitoring	65
Selective real-time non-contact multi-variable water-alcohol-sugar concentration analysis during fermentation process using microwave split-ring resonator based sensor	65
Preparation and performance evaluation of humidity-sensitive color-changing materials via hyperspectral imaging	64
Fabrication of Cu/Y-MoO3/p-Si type Schottky barrier diodes by facile spray pyrolysis technique for photodetection application	63
Machine learning microfluidic based platform: Integration of Lab-on-Chip devices and data analysis algorithms for red blood cell plasticity evaluation in Pyruvate Kinase Disease monitoring	62

Wearable multi-sensor data fusion approach for human activity recognition using machine learning algorithms	62
Prediction of mechanical properties of composite materials using multimodal fusion learning	61
Enhanced performance of IPMC actuator based on macroporous multilayer MCNTs/Nafion polymer	61
Temperature dependent selectivity switching from methanol to formaldehyde using ZnO nanorod based chemi-resistive sensor	61
Sensing properties of propylene oxide on Pt and Pd doped graphene sheets: A DFT Investigation	60
3ω method in combination with a meander shaped heater: Theoretical and experimental investigation	59
Pr2Sn2O7/NiO heterojunction for ultra-fast and low operating temperature to NO2 gas sensing	59
Enhanced performance of humidity sensor based on Gr/hollow sphere ZrO2 nanocomposites	58
Liquefied petroleum gas sensing performance of solochemically synthesized ZnO nanorods: Role of precursors and fractal analysis	57
Study on the thermoelectric properties of Al-ZnO thin-film stack fabricated by physical vapour deposition process for temperature sensing	57
Vibration effect correction method of inclinometer in intermittent transonic wind tunnel	57
Intelligent optimization design of 2–2 piezo-composites for ultrasonic transducer	56
Fabrication, nonlinear modeling, and control of woven hydraulic artificial muscles for wearable applications	55
Microfluidic equivalents of three logical systems for controlling droplet generation: Set, reset, and set-reset latches	54
Enhanced temperature stability of compensated pyroelectric infrared detector based on Mn:PMN-PT single crystals	54
High aspect ratio metamaterials and their applications	54
Ultra-fast light repair, ultrasensitive, large strain detection range PDA@RGO/EVA composites fiber flexible strain sensor	53
Flow determination via nanoparticle strain sensors for easy Lab on Chip integration	53
A simple flexible printed capacitive pressure sensor for chronic wound monitoring	53
Analysis and suppression of the Rb resonance frequency error in NMR angular velocity sensor	52
A dual-mode and enclosing soft robotic gripper with stiffness-tunable and high-load capacity	52
High-performance Ge photodetectors on silicon photonics platform for optical interconnect	51
Wide-bandwidth immersion ultrasound transducer made of Mn:PIMNT single crystal/epoxy 1–3 composite	50
A flexible permanent magnetic field perturbation testing probe based on through-slot flexible magnetic sheet	50
Development of novel fiber‐optic temperature sensor using SrAl2O4:Eu2+,Dy3+ nanophosphor ceramics	50