OOIR: Observatory of International Research

Papers

(The H4-Index of Analytica Chimica Acta is 58. 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 2022-08-01 to 2026-08-01.)

Article	Citations
Editorial Board	168
Editorial Board	158
Mass spectrometric monitoring of ligand-bridged hot electron transfer and anaerobic oxidization on auto renewable droplet-based plasmonic nanoreactors under visible light illumination	141
Mutual information map as a new way for exploring the independence of chemically meaningful solutions in two-component analytical data	123
Outside Front Cover	112
Outside Front Cover	103
DNAzyme-assisted the detection of rps27l mRNA in protein nanopores	103
Stable and sensitive sensor for alkaline phosphatase based on target-triggered wavelength tuning of fluorescent copper nanoclusters	101
Screening metabolic features of stroke in atrial fibrillation	100
Outside Front Cover	98
Accurate construction of cell membrane biomimetic magnetic fluorescent carbon nanoplatform via layer-by-layer assembly for targeted capture of drug leads	88
Outside Front Cover	88
Cluster-Partial Least Squares (c-PLS) regression analysis: Application to miRNA and metabolomic data	87
Ion mobility spectrometer with heated sample inlet - Solution to the issue of temperature effect on resolving power	86
Regulated enzyme distribution for enhanced wearable sweat glucose monitoring	85
Iron-nickel alloy co-reaction accelerator-based electrochemiluminescence platform with non-linear HCR-CHA cascade amplification for ultrasensitive quantitation of paraquat	85
An all-in-one enzymatic DNA network based on catalytic hairpin assembly for label-free and highly sensitive detection of APE1	85
Modeling power-based variable selection for rigorous one-class classification with SIMCA	82
Utilisation of molecularly imprinting technology for the detection of glucocorticoids for a point of care surface plasmon resonance (SPR) device	81
A cathodic photoelectrochemical biosensor based on CRISPR/Cas12a trans-cleavage mediated p-n heterojunction quenching mode for microRNA determination	81
A robust activatable two-photon fluorescent probe for endogenous formaldehyde biomarker visualization diagnosis and evaluation of diabetes mellitus	80
Photoelectrochemical immunoassay for thyroglobulin on nanogold-functionalized BiVO4 photoanode coupling with enzymatic biocatalytic precipitation	80
PVA modification mitigates PVDF hydrophobicity for concurrent protein and glycan analysis	76
A sensitive biosensor for ochratoxin A detection based on triple-helix aptaswitch and bioorthogonal capture enabled signal amplification	76
All-carbon sandwich-type self-powered biosensor for ultrasensitive detection of femtomolar miRNA-141	75

Electrochemistry sensing of ascorbic acid based on conductive metal-organic framework (Cu3(benzenehexathiol)) nanosheets modified electrode	73
A bootstrap-assisted methodology for the estimation of prediction uncertainty in multilayer perceptron-based calibration	71
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	70
Live-cell imaging of β-galactosidase based on a quinoline-malononitrile-derived AIE probe	68
The chiral proteomic analysis applied to aging collagens by LC-MS: Amino acid racemization, post-translational modifications, and sequence degradations during the aging process	68
A portable optical detection system for rapid quantification of two rheumatoid arthritis biomarkers	68
Permanganate assisted oxidative-chlorination digestion for trace determination of gold in geological samples by GF AAS	67
Analytical strategies to profile the internal chemical exposome and the metabolome of human placenta	67
Portable high-throughput multimodal immunoassay platform for rapid on-site COVID-19 diagnostics	67
Nonfouling and ratiometric electrochemical detection of prostate specific antigen in whole serum	67
Exploring new dimensions: Single and multi-block analysis of essential oils using DBDI-MS and FT-IR for enhanced authenticity control	66
A multi-functional effervescent tablet for one-pot effervescent/derivatization/extraction: An integrated strategy for sulfonamide residue analysis	65
High-precision K isotopic analysis of cerebrospinal fluid and blood serum microsamples via multicollector inductively coupled plasma-mass spectrometry equipped with 1013 Ω faraday cup amplifier resist	64
A novel type of planar reference electrodes based on ionic liquids	64
Highly selective monoclonal antibody-based fluorescence immunochromatographic assay for the detection of fenpropathrin in vegetable and fruit samples	64
Expanding the DD-SIMCA concept: A case study of precision medicine	63
Enhancing the water-resistance of MOF-199 film through incorporation of microporous organic networks for solid-phase microextraction of BTEX in aqueous environments with improved efficiency	63
In-situ elemental quantitative imaging in plant leaves by LA-ICP-MS with matrix-matching external calibration	62
Upconverting nano-paste in 3D-printed phone camera setup for soil phyto-iron sensing	62
Probe-labeled electrochemical approach for highly selective detection of 5-carboxycytosine in DNA	61
A novel restricted access-anion exchange organic monolithic phase for determining homocysteine and homocysteic acid in cerebrospinal fluid samples obtained from Alzheimer's disease patients by in-tube	61
Ultrasensitive lateral flow biosensor based on PtAu@CNTs nanocomposite catalytic chromogenic signal amplification strategy for the detection of nucleic acid	61
Triple acquisition mass spectrometry (TRAM) combining targeted and non-targeted metabolomics in a single run	61
Review on atmospheric pressure ionization sources for gas chromatography-mass spectrometry. Part II: Current applications	61
Anti-CD44 antibodies grafted immunoaffinity Fe3O4@MnO2 nanozymes with highly oxidase-like catalytic activity for specific detection of triple-negative breast cancer MDA-MB-231 cells	61
Deactivated fused silica tubing: A solution for flexible time weighted averaging needle trap sampling	61
Method development and validation for the quantitative determination of total flavonoids through the complexation of iron (III) and its application in real sample	60
Alfalfa biomass as a green source for the synthesis of N,S-CDs via microwave treatment. Application as a nano sensor for nifuroxazide in formulations and gastric juice	60
Dual-mode colorimetric determination of As(III) based on negatively-charged aptamer-mediated aggregation of positively-charged AuNPs	60
Multi-pass cavity-enhanced Raman spectroscopy of complex natural gas components	60
An entropy-driven three-dimensional multipedal-DNA walker for ultrasensitive detection of cancer cells	58
HS–GC determination of atmospheric greenhouse gases with direct in-vial sampling and multiple headspace extraction as an in-vial dilution strategy	58
Voltage-electrolyte engineered graphene electrodes for simultaneous detection of nM-level Ponceau 4R and Rhodamine B	58