OOIR: Observatory of International Research

Papers

(The H4-Index of Analytica Chimica Acta is 56. 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
Unveiling compositional images of specific proteins in individual cells by LA-ICP-MS: Labelling with ruthenium red and metal nanoclusters	187
Dispersive solid-phase extraction based on zirconium metal-organic framework coupled with gas chromatography-mass spectrometry for determining sugar phosphates in biological samples	145
Micro-gel thin film molecularly imprinted polymer coating for extraction of organophosphorus pesticides from water and beverage samples	129
Mobile phase and column chemistry selection for high sensitivity non-targeted LC/ESI/HRMS screening of water	124
A novel type of planar reference electrodes based on ionic liquids	123
A novel nanoprobe for multimodal instantaneous detection of tiopronin and tetracycline hydrochloride	117
DNAzyme-assisted the detection of rps27l mRNA in protein nanopores	109
Visualization of mitochondrial molecular dynamics during mitophagy process by label-free surface-enhanced Raman scattering spectroscopy	101
Corrigendum to “A novel interval sparse evolutionary algorithm for efficient spectral variable selection” [Anal. Chim. Acta 1341 (2025) 343655]	98
Efficient conversion and highly sensitive detection of PAEs in milk based on hydrazinolysis reaction and hydrogen bonding using SERS technique	98
Microfluidic rapid isolation and electrochemical detection of S. pneumonia via aptamer-decorated surfaces	98
Multiplex immunochromatographic assay based on triple-color aggregation-induced emission fluorescent microspheres with good biocompatibility for the simultaneous detection of veterinary drugs in aquat	96
Saliva analysis using metal–organic framework-coated miniaturized vials	94
Photo-induced multiple charge transfer resonance of Ce-MOF for SERS detection of nucleic acid	93
Boosting photoelectric performance of BiVO4 photoanode by tailoring ultrathin CoSx-Bi2S3 nanolayer for self-powered aptasensing of 17α-ethinylestradiol	92
Fluorescence imaging of homocysteine dynamics: Complementary diagnostic applications in Alzheimer's disease	91
Outside Front Cover	90
Efficient separation of organic anions in beverages using aminosilane-functionalized capillary electrophoresis with contactless conductivity detection	85
Implementing multiblock techniques in a full-scale plant scenario: On-line prediction of quality parameters in a continuous process for different acrylonitrile butadiene styrene (ABS) products	83
Detection of Mycobacterium Tuberculosis IS6110 gene fragment by fluorescent biosensor based on FRET between two-dimensional metal-organic framework and quantum dots-labeled DNA probe	83
Review on atmospheric pressure ionization sources for gas chromatography-mass spectrometry. Part II: Current applications	83
Refractory residues classification strategy using emission spectroscopy of laser-induced plasmas in tandem with a decision tree-based algorithm	81
Accurate determination of halogens in geological materials using an automated pyrohydrolysis system with a liquid nitrogen cold trap	80
Triple-readout immunoassay based on copper ion trigger for the detection of ochratoxin A	80
Revamping information entropy: A tailored metric for pre-evaluating quality of 2D analytical signal – A tutorial	79

COS-DeformDeep: Adaptive 2T2D spectral feature extraction method for improving the component identification performance in mixtures based on handheld Raman technology	78
Enhanced microdialysis based on hydrophobic deep eutectic solvents for sampling of eugenol in Glyptocidaris crenularis	77
Light-activated aptasensor for plug-and-play detection of Aflatoxin B1 in food samples	77
Ultrasensitive electrochemiluminescence sensor for the detection of synthetic cannabinoids based on perovskite as coreaction accelerator and light-scattering effects of photonic crystals	77
Sensitive detection of exosomes by gold nanoparticles labeling inductively coupled plasma mass spectrometry based on cholesterol recognition and rolling circle amplification	76
DNA-induced assembly of biocatalytic nanocompartments for sensitive and selective aptasensing of aflatoxin B1	76
Closing-upon-repair DNA tetrahedron nanoswitch for FRET imaging the repair activity of 8-oxoguanine DNA glycosylase in living cells	73
In-situ precipitation zero-valent Co on Co2VO4 to activate oxygen vacancies and enhance bimetallic ions redox for efficient detection toward Hg(II)	71
Carbon dots modified/prepared by supramolecular host molecules and their potential applications: A review	70
Visualizing of AuNPs protection aptamer from DNase I enzyme digestion based on Nanopipette and its use for Microcystin-LR detection	70
An active constraint approach to identify essential spectral information in noisy data	69
A stretchable wearable sensor with dual working electrodes for reliable detection of uric acid in sweat	67
Improving the detection accuracy of the dual SERS aptasensor system with uncontrollable SERS “hot spot” using machine learning tools	67
Label-free miniaturized electrochemical nanobiosensor triaging platform for swift identification of the bacterial type	66
Highly-specific aptamer targeting SARS-CoV-2 S1 protein screened on an automatic integrated microfluidic system for COVID-19 diagnosis	65
Towards understanding the formation of internal fragments generated by collisionally activated dissociation for top-down mass spectrometry	63
A holistic review on the recent trends, advances, and challenges for high-precision room temperature liquefied petroleum gas sensors	63
Label free optical biosensor for insulin using naturally existing chromene mimic synthesized receptors: A greener approach	63
Editorial Board	62
A copper ion-mediated on-off-on gold nanocluster for pyrophosphate sensing and bioimaging in cells	62
Outside Front Cover	60
Interference-free electrocatalysis of p-chloro meta xylenol (PCMX) on uniquely designed optimized polymeric nanohybrid of P(EDOT-co-OPD) and fMWCNT modified glassy carbon electrode	60
A dual-photoelectrode fuel cell-driven self-powered aptasensor based on the 1D/2D In2S3/MoS2@Fe-CNTs heterojunction for the ultrasensitive detection of Staphylococcus aureus	60
Chemometric approaches for calibrating high-throughput spectral imaging setups to support digital plant phenotyping by calibrating and transferring spectral models from a point spectrometer	59
Sandwich-type photoelectrochemical immunosensor for procalcitonin detection based on Mn2+ doped CdS sensitized Bi2WO6 and signal amplification of NaYF4:Yb, Tm upconversion nanomaterial	59
Editorial Board	59
High-precision bladder cancer diagnosis method: 2D Raman spectrum figures based on maintenance technology combined with automatic weighted feature fusion network	58
Precise tumor delineation in clinical tissues using a novel acidic tumor microenvironment activatable near-infrared fluorescent contrast agent	57
Developing a novel ultraselective and ultrasensitive label-free direct spectrofluorimetric nanobiosensor for direct highly fast field detection of explosive triacetone triperoxide	57
Editorial Board	57
Spatially resolved quantification of drug metabolism and efficacy in 3D paper-based tumor mimics	56
Fluorescence sensing platform for sarcosine analysis based on nitrogen-doping copper nanosheets and gold nanoclusters	56
Detachable acoustofluidic droplet-sorter	56