OOIR: Observatory of International Research

Papers

(The H4-Index of Sensors and Actuators B-Chemical is 82. 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 2021-08-01 to 2025-08-01.)

Article	Citations
High-performance amperometric carbon monoxide sensor based on a xerogel-modified PtCr/C microelectrode	248
Sensing multiplex microRNAs using dual-functional fork-type-track DNA nanomachine on optical fiber	231
Cu2+–diethylaminosalicylaldehyde self-dimer for regulation of DNA amplification with changes in fluorescence	185
A simple approach for effectively improving the resolution of scanning electrochemical cell microscopy	182
Bioorthogonal imaging probe for STING protein in live cell and fixed tissue	177
Aluminium-copper-mesoporous silica molecular sieve-enabled dual-signal point-of-care aptasensor with integrated temperature and multicolor readout	175
CRISPR-Cas12a accessory cleavage activity triggering electrochemiluminescence biosensor for adenosine triphosphate detection	161
Ultrasensitive miRNA-135a-5p biochip for early Alzheimer's disease detection utilizing magneto-optical faraday effect and magnetoplasmonic nanoparticles	159
Quantitative principal component analysis of multiple metal ions with lanthanide coordination polymer networks	143
Materials for optical oxygen sensing under high hydrostatic pressure	140
A simple and efficient approach to sensitize the fluorescence detection to microwell plate	137
The Ohm-azing custom-made Transendothelial Electrical Resistance measuring device (and why is it a current sensation?)	133
From fundamental materials chemistry to sensing applications: Unravelling the water adsorption mechanism of a luminescent optical fibre sensor membrane	132
Antibody-powered lighting-up fluorescence immunosensor based on hemin/G-quadruplex-quenched DNA-hosted dual silver nanoclusters as emitters	129
Influence of microheater patterns: MoSi2-SnO2 as energy-saving chemiresistors for gas sensing applications	127
Evaluation of the performance characteristics of a new chemical sensor, device, or method	127
Design of a triple-functional polyA-probe: Toward a facile electrochemical aptasensor for vanillin detection	127
Dual-channel microfluidic paper-based fluorescent immunosensor for simultaneous detection of aflatoxin B1 and capsaicin in edible oils	126
Improved laser-induced fluorescent instrument for online peroxy radical measurement: Consistency in high-sensitivity for detection	126
A coumarin-based fluorescent probe: Small but multi-signal	123
Multi-interfacial bio-hybrid hydrogel engineering of Alg-Cys polymer coupled with Au nanoparticles as hierarchical excellent electrocatalyst for the detection of prostate cancer drug in human biologic	120
CRISPR/Cas12a bio-assay integrated with metal-organic framework based enhanced fluorescent labels for ultrasensitive detection of circulating tumor DNA	118
Photothermal multi-species detection in a hollow-core fiber with frequency-division multiplexing	118
Selectivity toward H2S against various gaseous disease markers in exhaled breath of flame-produced CuOx-loaded SnO2 nanosensors	116
Nanoscale crack generation of Au/Ag nanopillars by in situ galvanic replacement for sensitive, label-free, and rapid SERS detection of toxic substances	116

Solution-processable quinoidal compounds containing heterocycle for air-stable n‑type organic field-effect transistors and gas sensors	115
Cross-Halbach magnetic levitation configuration for density-based measurement, separation and detection	115
Dual-mode driven Marangoni actuator with spontaneity and controllability as a soft robot	115
Atmospheric pressure difference centrifuge for stable and consistent plasma separation	113
Hydrophilic redox buffers for textile-based potentiometric sensors	109
Screening and comparative studies of conducting polymers for developing effective molecular imprinted sensors for copper, zinc superoxide dismutase	107
On-site enrichment and detection of live Salmonella typhimurium using a bioluminescence sensor coupled with a hyperbranched aptamer probe-labelled stir-bars array	107
Detection of protamine and heparin using a promising metal organic frameworks based fluorescent molecular device BZA-BOD@ZIF-90	105
Hierarchical porous Fe2O3 derived from willow branch slices biotemplate with fast response and excellent selectivity for acetone	103
Calcium-driven DNA artificial muscle inspired by natural muscle contraction	102
Editorial Board	102
Editorial Board	102
Editorial Board	101
Multiple signal amplification and selective recognition reactions-assisted homogeneous binary visual aptasensor of tuberculosis interferon γ in clinical samples	100
Editorial Board	99
Potentiometric enzymatic aptasensing of paralytic shellfish toxins using graphene-wrapped magnetic nanospheres and an all-solid-state cadmium-selective microelectrode	97
Label-free detection of hemoglobin using GSH-AuAg NPs as fluorescent probe by dual quenching mechanism	95
High resolution, large height interdigital electrodes fabricated by non-contact electric-field-driven micro-3D printing	95
Self-template synthesis of spherical mesoporous tin dioxide from tin-polyphenol-formaldehyde polymers for conductometric ethanol gas sensing	95
Respirometric sensor vials for rapid and selective detection of coliforms in raw milk	95
Plasmon-assisted fast colorimetric detection of bacterial nucleases in food samples	95
Screening and diagnosis of colorectal cancer using nucleic acid aptamers targeting Solobacterium moorei: Development of electrochemical sensors for clinical application	95
Preface to the virtual special issue in the honor of Prof. Ernő Pretsch	95
Empirical enhancement factors for trace moisture in nitrogen and argon: Bridging measurement principles	94
Bacterial concentration and detection using an ultrasonic nanosieve within a microfluidic device	94
Automated Papanicolaou staining system (PapDisc) based on centrifugal microfluidics using cut-off valves	94
Enhanced sensitivity of zinc phthalocyanine-based microporous humidity sensors by varying size of electrode gaps	94
Registration of small (below 1%) changes of calcium ion concentration in aqueous solutions and in serum by the constant potential coulometric method	93
Peptide self-assembly (PSA) nanoparticle-based nanoscale organic framework (PSAOF): A smart photochemical assays for pyrethroid	92
A centrifugal microfluidic platform for rapid detection of pathogens based on chitosan nucleic acid extraction and RAA-T7-CRISPR/Cas13a nucleic acid detection	92
Enzymatic ablation of bimetallic Au@Ag nanocomposites enabling the smartphone-based colorimetric visualization of S1 nuclease	91
Dual-emission samarium macrocycle as a lab-on-a-molecule enables high-throughput discrimination of anionic sulfonate surfactants	91
Characterization of the flow rate on lab-on-a-disc by a low-powered electrolysis pump for wireless-controlled automation of bioanalytical assays	91
Sequential in situ self-assembly/dis-assembly of methylated quinoline silicon(Ⅳ) phthalocyanines: A lysosome two-photon probe and type I/II photodynamic synergistic photothermal therapeutic sensitizer	90
Highly responsive and selective gas sensors utilizing ZIF-8/porous rGO/ZnO composites	90
A NIR fluorescent probe for rapid turn-on detection and bioimaging of hypochlorite anion	89
Luminescence sensing of oxygen using copper iodide hybrid material	89
Measurement of the malignancy marker spermine in human biofluids using smartphone readout and impedance techniques: Analytical validation using HPLC	88
Plant-derived adhesive hydrogel with high stretchability and conductivity for wearable electronics	88
Continuous centrifugal microfluidics identifies the marker and size heterogeneity of circulating trophoblasts for accurate non-invasive prenatal diagnosis	88
Simulation monitoring of tetracyclines in wastewater based on fluorescence image processing and machine learning classifier	87
AgNWs/Ti3C2Tx MXene-based multi-responsive actuators for programmable smart devices	87
Switchable operating modes enable low power consumption and improved gas sensing efficiency in MoS2/BP heterojunction	87
A ratiometric near-infrared fluorescent probe with a large emission peak shift for sensing and imaging hypochlorous acid	86
A novel and highly sensitive sandwich-type immunosensor for prostate-specific antigen detection based on MWCNTs-Fe3O4 nanocomposite	86
Construction of a ratiometric two-photon ER-targeting fluorescent probe for the imaging of peroxynitrite in living systems	86
Ultrasensitive label-free electrochemical immunosensors for detecting marine medaka (Oryzias melastigma) vitellogenin based on novel Cu2O–BSA nanoparticles and anti-lipovitellin monoclonal antibody	86
High performance bimetal decorated PtNix-WO3 sensors and the cross-sensitivity investigation	85
A highly sensitive and visible-light-driven photoelectrochemical sensor for chlorpyrifos detection using hollow Co9S8@CdS heterostructures	85
Narrow-band multi-component gas analysis based on photothermal spectroscopy and partial least squares regression method	85

SPR biosensor chip based on mannan isolated from Candida dubliniensis yeasts applied in immunization effectiveness testing	84
A “three-in-one” multifunctional palladium/platinum nanoparticles-driven multimodal lateral flow immunoassays for point-of-care testing of Staphylococcus aureus	84
Concentration recognition of gas sensor with organic field-effect transistor assisted by artificial intelligence	84
Superfast fuel-free tubular hydrophobic micromotors powered by ultrasound	83
Flower sphere-like Cu2O/CuO heterostructure derived from Cu-coordination polymer for enhancing Cl2 sensing at low-power consumption	82
Photoactivatable CRISPR/Cas9 lateral flow strip platform for one-pot rapid detection of squamous cell carcinoma antigen DNA in blood	82
Red emission nitrogen and zinc co-doped carbon dots as fluorescent sensor for reversible detection of peroxynitrite in living cells	82