OOIR: Observatory of International Research

Papers

(The H4-Index of Sensors and Actuators B-Chemical is 83. 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 2021-12-01 to 2025-12-01.)

Article	Citations
Bioorthogonal imaging probe for STING protein in live cell and fixed tissue	293
Aluminium-copper-mesoporous silica molecular sieve-enabled dual-signal point-of-care aptasensor with integrated temperature and multicolor readout	271
Magnetic field-enhanced conductometric acetone gas sensing of multiferroic Bi0.92Dy0.08FeO3	194
Reversible pyrene-based fluorescent silica-polymeric hybrid materials: Utilization from selective probing of dopamine in cancer cells and zebrafish to cancer theranostic agents	182
From fundamental materials chemistry to sensing applications: Unravelling the water adsorption mechanism of a luminescent optical fibre sensor membrane	160
Preface to the virtual special issue in the honor of Prof. Ernő Pretsch	149
Potentiometric enzymatic aptasensing of paralytic shellfish toxins using graphene-wrapped magnetic nanospheres and an all-solid-state cadmium-selective microelectrode	148
Respirometric sensor vials for rapid and selective detection of coliforms in raw milk	144
Programmable 3D DNA nanotweezers combined with frozen gold probes for the detection of ochratoxin A	138
Discovery of the correlation between the suspended membrane capacitance and adherent morphology of single cells enriching from clinical pleural effusion revealed by a microfluidic impedance flow cytom	136
Editorial Board	134
The Ohm-azing custom-made Transendothelial Electrical Resistance measuring device (and why is it a current sensation?)	134
Materials for optical oxygen sensing under high hydrostatic pressure	133
Investigating the thermally induced p-n transition in reduced graphene oxide layers exposed to hydrogen sulfide	133
On-site enrichment and detection of live Salmonella typhimurium using a bioluminescence sensor coupled with a hyperbranched aptamer probe-labelled stir-bars array	131
A solid-phase porphyrin and boron-dipyrromethene sensing platform for the infestation detection of two main hidden pests in rice	128
Dual mid-infrared wavelength Faraday rotation spectroscopy NOx sensor based on NdFeB ring magnet array	128
Antibody-powered lighting-up fluorescence immunosensor based on hemin/G-quadruplex-quenched DNA-hosted dual silver nanoclusters as emitters	126
Plasmon-assisted fast colorimetric detection of bacterial nucleases in food samples	117
Chemiluminescence sensor array for oxidase discrimination based on ternary transition metal sulfide	116
Bacterial concentration and detection using an ultrasonic nanosieve within a microfluidic device	115
Pd@Pt nanoparticles: Trienzyme catalytic mechanisms, surface-interface effect with DNA and application in biosensing	115
Development of a novel humidity sensor for breath pattern recognition using large dislocation hollow core fiber infused with nano-carbon quantum water gel microfiber	115
Ratiometric fluorescent sensor based on a truncated specific aptamer by MGO-SELEX screening for streptomycin detection	115
Protein-confinement synergizes with aggregation-induced-emission enhancement strategy for tetracycline detection	114

Enzymatic ablation of bimetallic Au@Ag nanocomposites enabling the smartphone-based colorimetric visualization of S1 nuclease	113
Improved laser-induced fluorescent instrument for online peroxy radical measurement: Consistency in high-sensitivity for detection	112
Ultrasensitive miRNA-135a-5p biochip for early Alzheimer's disease detection utilizing magneto-optical faraday effect and magnetoplasmonic nanoparticles	112
Regenerable bead-based microfluidic device with integrated thin-film photodiodes for real-time monitoring of DNA detection	111
Sub-ppb level photoacoustic spectroscopy NOx sensor using a low cost 455 nm laser diode	111
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	108
Facile and cost-effective PDMS double-casting method based on curing temperature and ratio for solvent detecting applications	108
Interfacial oxygen vacancies and energy-level engineering on CeO2-PPy-rGO nanocomposites towards boosted NO2 sensor performance	108
Near-infrared cyanine-based fluorescent probe: Rapidly visualizing the in situ release of hydrazine in living cells and zebrafish	108
The high sensitive and selective detection of dopamine based on its electropolymerization by electrochemical surface plasmon resonance	107
Multiple signal amplification and selective recognition reactions-assisted homogeneous binary visual aptasensor of tuberculosis interferon γ in clinical samples	106
Solution-processable quinoidal compounds containing heterocycle for air-stable n‑type organic field-effect transistors and gas sensors	102
Automated Papanicolaou staining system (PapDisc) based on centrifugal microfluidics using cut-off valves	101
Narrow-band multi-component gas analysis based on photothermal spectroscopy and partial least squares regression method	100
Controllable electrode printing on porous hydrophobic substrate for breathable epidermal biosensors	100
Self-assembly monolayer fluorescent probe on alumina substrate enabling highly sensitive detection of arsenite ions in groundwater	99
Hierarchical porous Fe2O3 derived from willow branch slices biotemplate with fast response and excellent selectivity for acetone	98
Protonic conduction induced selective room temperature hydrogen response in ZnO/NiO heterojunction surfaces	97
Bacteriophage-IgG dual recognition system: An antibody-free platform for highly-efficient S. aureus capture and detection	97
In vivo detection of extracellular vesicles by flexible needle-type microbiosensor	97
CRISPR-Cas12a accessory cleavage activity triggering electrochemiluminescence biosensor for adenosine triphosphate detection	96
Influence of microheater patterns: MoSi2-SnO2 as energy-saving chemiresistors for gas sensing applications	96
An ultrasensitive and wearable photoelectrochemical sensor for unbiased and accurate monitoring of sweat glucose	96
Enhanced NO2 sensitivity of SnO2 SAW gas sensors by facet engineering	96
Red emission nitrogen and zinc co-doped carbon dots as fluorescent sensor for reversible detection of peroxynitrite in living cells	95
A multilevel fluorometric biosensor based on boric acid embedded in carbon dots to detect intracellular and serum glucose	95
Selectivity toward H2S against various gaseous disease markers in exhaled breath of flame-produced CuOx-loaded SnO2 nanosensors	95
Scalable fabrication of customizable annular nanocavity arrays via confined nanosphere self-assembly for multiplex SERS-based analyte detection	94
Intraoperative pathological diagnosis for breast cancer with a polarity fluorescent probe targeting lipid droplets	94
Nanoscale crack generation of Au/Ag nanopillars by in situ galvanic replacement for sensitive, label-free, and rapid SERS detection of toxic substances	94
Systematic optimisation of an integrated electrochemical aptamer-based sensor for cortisol detection	94
Untethered multifunctional biomimetic soft actuator with programmable shape deformation capabilities and localized maneuverability	92
Afterglow nanoparticles with 2,5,8,11-tetra-tert-butylperylene as blue emitter for background-free lateral flow immunoassay	91
Engineering cotton fibers with zirconium metal-organic frameworks as a recyclable material for sensing and removing aflatoxins in water	90
Thermal-sensing actuator based on conductive polymer ionogel for autonomous human-machine interaction	90
Development of folding-based and signal-amplified fluorescence aptasensors using G-quadruplex quinclorac aptamer variants engineered via exonuclease digestion and circular dichroism spectroscopy	90
Facile functionalized fluorescein derivative as a reversible fluorescence probe for selective monitor of the redox cycle between hypochlorous acid and cysteine	90
Photothermal multi-species detection in a hollow-core fiber with frequency-division multiplexing	89
Controllable synthesis and crystal facet, composition and temperature dependent gas sensing properties of Sn1−xS-CdS superlattice nanowires with ultrafast response	89
Fluorescence imaging of glutathione with aptasensor and monitoring deoxynivalenol-induced oxidative stress in living cells	89
SPR biosensor chip based on mannan isolated from Candida dubliniensis yeasts applied in immunization effectiveness testing	89
A flexible SALDI-MS substrate for no background interference detection	88
Editorial Board	88
Cu2+–diethylaminosalicylaldehyde self-dimer for regulation of DNA amplification with changes in fluorescence	88
The effect of electroactive length and intrinsic conductivity on the actuation behaviour of conducting polymer-based yarn actuators for textile muscles	88
A simple approach for effectively improving the resolution of scanning electrochemical cell microscopy	87
Editorial Board	87
Flower sphere-like Cu2O/CuO heterostructure derived from Cu-coordination polymer for enhancing Cl2 sensing at low-power consumption	86
Calcium-driven DNA artificial muscle inspired by natural muscle contraction	86
Evaluation of the performance characteristics of a new chemical sensor, device, or method	86

An electrospun sensing label based on poly (vinyl alcohol)-Ag-grape seed anthocyanidin nanofibers for smart, real-time meat freshness monitoring	84
AgNWs/Ti3C2Tx MXene-based multi-responsive actuators for programmable smart devices	84
Enrichment-enhanced photoacoustic spectroscopy based on vertical graphene	84
Novel highly sensitive conductometric biosensor based on arginine deiminase from Mycoplasma hominis for determination of arginine	84
AND-gated dual-signal biosensors based on graphene quantum dots for accurate aortic dissection diagnosis	84
Dual-responsive ratiometric fluorescence detection of Ce4+ and ascorbic acid by regulating oxidase-mimicking activity of Ce4+-based nanocomplex	84
A highly sensitive and visible-light-driven photoelectrochemical sensor for chlorpyrifos detection using hollow Co9S8@CdS heterostructures	83
Lab-in-a-fiber for ultrasensitive Hg2+ detection	83