OOIR: Observatory of International Research

Papers

(The H4-Index of Sensors and Actuators B-Chemical is 80. 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 2020-05-01 to 2024-05-01.)

Article	Citations
Ultrasensitive supersandwich-type electrochemical sensor for SARS-CoV-2 from the infected COVID-19 patients using a smartphone	291
Evolution of breath analysis based on humidity and gas sensors: Potential and challenges	228
Flexible resistive NO2 gas sensor of three-dimensional crumpled MXene Ti3C2Tx/ZnO spheres for room temperature application	209
Paper-based microfluidics: Simplified fabrication and assay methods	202
Development of a SERS-based lateral flow immunoassay for rapid and ultra-sensitive detection of anti-SARS-CoV-2 IgM/IgG in clinical samples	190
A chemically modified laser-induced porous graphene based flexible and ultrasensitive electrochemical biosensor for sweat glucose detection	185
Triethylamine gas sensor based on Pt-functionalized hierarchical ZnO microspheres	185
A robust cluster-based Eu-MOF as multi-functional fluorescence sensor for detection of antibiotics and pesticides in water	166
Halloysite nanotubes: Natural, environmental-friendly and low-cost nanomaterials for high-performance humidity sensor	163
MXene/SnO2 heterojunction based chemical gas sensors	161
Metal-Organic frameworks-derived bamboo-like CuO/In2O3 Heterostructure for high-performance H2S gas sensor with Low operating temperature	146
Perovskite-structured LaCoO3 modified ZnO gas sensor and investigation on its gas sensing mechanism by first principle	143
A room-temperature NO2 gas sensor based on CuO nanoflakes modified with rGO nanosheets	140
A ratiometric electrochemical sensor for simultaneous detection of multiple heavy metal ions based on ferrocene-functionalized metal-organic framework	138
MIPs for commercial application in low-cost sensors and assays – An overview of the current status quo	137
Gas sensor towards n-butanol at low temperature detection: Hierarchical flower-like Ni-doped Co3O4 based on solvent-dependent synthesis	137
MXene/Co3O4 composite based formaldehyde sensor driven by ZnO/MXene nanowire arrays piezoelectric nanogenerator	133
Toward agricultural ammonia volatilization monitoring: A flexible polyaniline/Ti3C2T hybrid sensitive films based gas sensor	133
High-performance acetone gas sensor based on Ru-doped SnO2 nanofibers	129
Ultrasensitive flexible NH3 gas sensor based on polyaniline/SrGe4O9 nanocomposite with ppt-level detection ability at room temperature	128
Ultra-sensitive molecularly imprinted electrochemical sensor for patulin detection based on a novel assembling strategy using Au@Cu-MOF/N-GQDs	125
Simultaneous determination of ascorbic acid, dopamine, and uric acid using graphene quantum dots/ionic liquid modified screen-printed carbon electrode	119
Flexible MXene/rGO/CuO hybrid aerogels for high performance acetone sensing at room temperature	119
Daily writing carbon ink: Novel application on humidity sensor with wide detection range, low detection limit and high detection resolution	117
Sn doping effect on NiO hollow nanofibers based gas sensors about the humidity dependence for triethylamine detection	117

Recent progress, challenges, and opportunities for wearable biochemical sensors for sweat analysis	116
PANI nanofibers-supported Nb2CTx nanosheets-enabled selective NH3 detection driven by TENG at room temperature	113
The gas sensor utilizing polyaniline/ MoS2 nanosheets/ SnO2 nanotubes for the room temperature detection of ammonia	113
FET-type gas sensors: A review	113
Identification of gas mixtures via sensor array combining with neural networks	111
Recent advances in SnO2 nanostructure based gas sensors	110
Highly sensitive and selective NO2 sensor of alkalized V2CT MXene driven by interlayer swelling	109
Metal oxide gas sensors for detecting NO2 in industrial exhaust gas: Recent developments	106
A high-performance room temperature benzene gas sensor based on CoTiO3 covered TiO2 nanospheres decorated with Pd nanoparticles	103
A conducting polymer PEDOT:PSS hydrogel based wearable sensor for accurate uric acid detection in human sweat	103
Wearable electrochemical biosensor based on molecularly imprinted Ag nanowires for noninvasive monitoring lactate in human sweat	103
Chemiresistive sensors based on core-shell ZnO@TiO2 nanorods designed by atomic layer deposition for n-butanol detection	102
An electrochemical aptasensor based on gold-modified MoS2/rGO nanocomposite and gold-palladium-modified Fe-MOFs for sensitive detection of lead ions	102
Atomic layer deposition of ZnO on SnO2 nanospheres for enhanced formaldehyde detection	102
Molecularly imprinted polymer based electrochemical sensor for quantitative detection of SARS-CoV-2 spike protein	101
Crystal engineering of MOF@COF core-shell composites for ultra-sensitively electrochemical detection	99
Visible light assisted room-temperature NO2 gas sensor based on hollow SnO2@SnS2 nanostructures	99
Ultrathin Nb2CT nanosheets-supported polyaniline nanocomposite: Enabling ultrasensitive NH3 detection	98
Ultrathin two-dimensional metal-organic framework nanosheets decorated with tetra-pyridyl calix[4]arene: Design, synthesis and application in pesticide detection	98
Influence of major parameters on the sensing mechanism of semiconductor metal oxide based chemiresistive gas sensors: A review focused on personalized healthcare	97
Fe3O4@Au SERS tags-based lateral flow assay for simultaneous detection of serum amyloid A and C-reactive protein in unprocessed blood sample	97
Acetone sensors with high stability to humidity changes based on Ru-doped NiO flower-like microspheres	95
High sensitive and fast response humidity sensor based on polymer composite nanofibers for breath monitoring and non-contact sensing	93
A wearable microfluidics-integrated impedimetric immunosensor based on Ti3C2T MXene incorporated laser-burned graphene for noninvasive sweat cortisol detection	93
One-step electrosynthesized molecularly imprinted polymer on laser scribed graphene bisphenol a sensor	92
Selective ppb-level ozone gas sensor based on hierarchical branch-like In2O3 nanostructure	90
Flexible, biocompatible and highly conductive MXene-graphene oxide film for smart actuator and humidity sensor	90
Electrochemical paper-based analytical device for multiplexed, point-of-care detection of cardiovascular disease biomarkers	89
Flexible humidity sensor based on modified cellulose paper	89
MXene (Ti3C2T )-Ag nanocomplex as efficient and quantitative SERS biosensor platform by in-situ PDDA electrostatic self-assembly synthesis strategy	88
Selective ppb-level NO2 gas sensor based on SnO2-boron nitride nanotubes	87
Sn3O4/rGO heterostructure as a material for formaldehyde gas sensor with a wide detecting range and low operating temperature	87
Sensitive H2 gas sensors based on SnO2 nanowires	87
A label-free fluorescence biosensor based on a bifunctional MIL-101(Fe) nanozyme for sensitive detection of choline and acetylcholine at nanomolar level	86
Copper doped carbon dots as the multi-functional fluorescent sensing platform for tetracyclines and pH	86
Thin films of tungsten oxide materials for advanced gas sensors	85
Improved detection of reactive oxygen species by DCFH-DA: New insight into self-amplification of fluorescence signal by light irradiation	85
Humidity activated ionic-conduction formaldehyde sensing of reduced graphene oxide decorated nitrogen-doped MXene/titanium dioxide composite film	84
Validated electrochemical immunosensor for ultra-sensitive procalcitonin detection: Carbon electrode modified with gold nanoparticles functionalized sulfur doped MXene as sensor platform and carboxyla	84
A high fidelity CRISPR/Cas12a based lateral flow biosensor for the detection of HPV16 and HPV18	84
Highly sensitive sensor based on ordered porous ZnO nanosheets for ethanol detecting application	84
A strategy for effective electrochemical detection of hydroquinone and catechol: Decoration of alkalization-intercalated Ti3C2 with MOF-derived N-doped porous carbon	83
Ultra-high selectivity of H2 over CO with a p-n nanojunction based gas sensors and its mechanism	83
Electrochemical sensor based on rGO/Au nanoparticles for monitoring H2O2 released by human macrophages	83
Synthesis of Pd nanoparticle-decorated SnO2 nanowires and determination of the optimum quantity of Pd nanoparticles for highly sensitive and selective hydrogen gas sensor	83
Synergistic effects of SnO2 and Au nanoparticles decorated on WS2 nanosheets for flexible, room-temperature CO gas sensing	83
Detection of four alcohol homologue gases by ZnO gas sensor in dynamic interval temperature modulation mode	82
CRISPR-Cas12a based aptasensor for sensitive and selective ATP detection	82
Flexible and low power CO gas sensor with Au-functionalized 2D WS2 nanoflakes	82
Red fluorescent carbon dots for tetracycline antibiotics and pH discrimination from aggregation-induced emission mechanism	82

Cobalt metal-organic framework modified carbon cloth/paper hybrid electrochemical button-sensor for nonenzymatic glucose diagnostics	81
Colorimetric and fluorescent sensors for detection of nerve agents and organophosphorus pesticides	81
A highly sensitive upconversion nanoparticles-WS2 nanosheet sensing platform for Escherichia coli detection	81
Ratiometric fluorescence detection of tetracycline antibiotic based on a polynuclear lanthanide metal–organic framework	80
Oxygen vacancies modulation Mn3O4 nanozyme with enhanced oxidase-mimicking performance for l-cysteine detection	80
NFC-enabling smartphone-based portable amperometric immunosensor for hepatitis B virus detection	80
The synthesis of high bright silver nanoclusters with aggregation-induced emission for detection of tetracycline	80