OOIR: Observatory of International Research

Papers

(The H4-Index of Analytical Methods is 28. 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 2022-05-01 to 2026-05-01.)

Article	Citations
Contents list	85
An immunochromatographic strip sensor for rapid and sensitive detection of candesartan, olmesartan medoxomil, and irbesartan in herbal beverages	82
Front cover	77
UPLC-QTOF-MS-based metabolomics and chemometrics studies of geographically diverse C. torulosa needles	68
Contents list	64
An effective method for detecting nitrous oxide using alkaline washing and GC-MS	57
Recent progress in gold-derived nanomaterials for tumor theranostics	55
Screening and detection of multivalent human papillomavirus antibodies using a high-throughput liquid chip fluoroimmunoassay system	49
A high resolution Fourier transform ion trap enabled by image current splicing: a theoretical study	41
An angled-shape tip-based strategy for highly sensitive proteomic profiling of a low number of cells	40
Back cover	38
Back cover	38
Contents list	35
Recent advances in small-molecule fluorescent probes with the function of targeting cancer receptors	35
Contents list	33
Contents list	33
Back cover	32
Improved estimates of expanded measurement uncertainty	32
Amplified electrochemical detection of sulfadiazine based on Cu-BTC-encapsulated FeNi dual-atom catalysts with improved catalytic efficiency	32
Caffeine quantification in dietary supplements using high-throughput on-line solid phase extraction coupled to Venturi easy ambient sonic-spray ionization mass spectrometry	32
Contents list	31
SERS combined with QuEChERS using NBC and Fe₃O₄ MNPs as cleanup agents to rapidly and reliably detect chlorpyrifos pesticide in citrus	30
Design and application of potentiometric sensors for the determination of mefenamic and phenylanthranilic acids	30
Analysis and electroanalysis of perchlorate in water and food samples: a critical review	30
Development of a rapid and sensitive single-tube RAA-CRISPR/Cas12a assay for monkeypox virus detection	28

A rhodamine coumarin-derived fluorescence probe that selectively detects Fe³⁺ and measures radiation doses	28
Online regeneration of a piezoelectric and impedimetric immunosensor for the detection of C-reactive protein on the oriented antibody gold surface	28
Iodine determination by ICP-MS following platinum-assisted photochemical vapor generation: a strategy to overcome condensed-phase interferences	28