OOIR: Observatory of International Research

Papers

(The H4-Index of Analytical Chemistry 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 2022-06-01 to 2026-06-01.)

Article	Citations
Disruption Dynamics and Charge Transfer of a Single Attoliter Emulsion Droplet Revealed by Combined Fast-Scan Sinusoidal Voltammetry and Short Time Fourier Transform Analysis	352
A Dual-Structured Chromogenic Enzyme Platform for a Rapid, Sensitive, Durable, and Precise Gene Expression Analysis	215
Near-Infrared Spectral Evidence for Water Structures in Icing by Chemometrics and Simulation	207
Dynamic Monitoring of Biomolecular Hydrodynamic Dimensions by Magnetization Motion on Quartz Crystal Microbalance	206
Microdroplet Mass Spectrometry Enables Rapid and Sensitive Measurement of Glucose Homeostasis for Elucidating Mechanism of Drug Action	205
Hybrid Mn Atomic Clusters/Single-Dispersed Atoms with Dual Antioxidant Activities for a Chemiluminescent Immunoassay	200
Issue Publication Information	192
Cancer Serum Atlas-Supported Precise Pan-Targeted Proteomics Enable Multicancer Detection	192
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A Lateral Flow Biosensor Based on Isothermal Amplification for Visual Identification of Species and Sex from Bloodstain	176
Issue Editorial Masthead	169
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Device-Physics Realization of ZnO–MWCNT Nanostructure-Based Field-Effect Biosensor for Ultrasensitive Simultaneous Genomic Detection of Foodborne Pathogens	131
Advances in Derivatization Techniques Enabled by DABCO for Novichok Agent Analysis in Biofluids Using LC–MS	130
Automated Chronological Sequence Analysis of Intersecting Lines between Laser Printing and Seals via Pattern Selection-Based DESI-MS Imaging	130
Enantiomeric Separation of Triacylglycerols Consisting of Three Different Fatty Acyls and Their Chiral Chromatographic Elution Behavior	129
Using Digestion by IdeS Protease to Improve Quantification of Degradants in Monoclonal Antibodies by Non-Reducing Capillary Gel Electrophoresis	125
Melamine-Modified Metal–Organic Framework as Novel Electrochemiluminescence Enhancer for Single-Electrode Multiplex cTnI Immunosensor	123

Addressing Acid-Catalyzed Deamidation and the Solubility of Hydrophobic Peptides in Multi-Attribute Method Workflows	122
Reconfiguration/Immobilization “Dual-Free” Self-Powered Multiplex Photoelectrochemical Strategy for Dual Magnetic Bead-Mediated Dimension Differentiate Type Complex Sample Assay	121
Intracellular MicroRNA Imaging and Specific Discrimination of Prostate Cancer Circulating Tumor Cells Using Multifunctional Gold Nanoprobe-Based Thermophoretic Assay	121
Monitoring Bipolar Electrochemistry and Hydrogen Evolution Reaction of a Single Gold Microparticle under Sub-Micropipette Confinement	119
Systematic Evaluation of Chromatographic Peak Quality for Targeted Mass Spectrometry via Variational Autoencoder	118
Detection of Exchangeable Protons in NMR Metabolomic Analysis Using AI-Designed Water Irradiation Devoid Pulses	117
Quantitative and Multiplexed Chopper-Based Time-Gated Imaging for Bioanalysis on a Smartphone	116
DiffN Selection of Tandem Mass Spectrometry Precursors	115
Poly(glycidyl methacrylate-co-ethylene glycol dimethacrylate) Monolith with Dual Porosity for Size Exclusion Chromatography	115
A One-Dimensional Phase-Modulated (PM) NMR Experiment for Differentiating Spin Systems in Small Molecules Mixtures: With Application to Chiral Discrimination and Bicomponent Organic Systems	114
Infrared Spectroscopy with Variable Decomposition Level Dual-Tree Complex Wavelet Transform for Quantification of Air Pollutants	112
Dynamic Resilience Assessment of Single Cells under Cyclic Mechanical Loading Reveals Chemotherapy-Induced Cytoskeletal Microdamage	109
A High-Sensitive and Low-Probe-Dosage Nanoprobe for Quantifying Hydrogen Peroxide Fluctuations in Physiological Pathways	109
PLANTA Protocol for the Direct Detection and Identification of Bioactive Compounds in Complex Mixtures via Combined NMR-HPTLC-Based Heterocovariance	107
Calixarene-Based Magnetic Nanosponge Decorating AgNPs for Rapid and Selective Surface-Enhanced Raman Scattering Analysis in Complex Samples	105
High-Sensitivity Detection of Oxygen Impurities in Glow Discharge Polymers through Non-Rutherford Resonance Backscattering	103
Direct Energy Transfer from a pH Glass Electrode to a Liquid Crystal Display	103
Investigating the Metabolic Heterogeneity of Cancer Cells Using Functional Single-Cell Selection and nLC Combined with Multinozzle Emitter Mass Spectrometry	102
Homogeneous Femtomolar Detection of P-tau181 via Proximity Extension and CRISPR/Cas Technique	102
Continuous Inline Magnetic Resonance Relaxometry Measurements on Moving Fluids	101
Fast Chemical Contrast by X-ray Fluorescence Intensity Ratio Detection	101
Construction and Preliminary Evaluation of Two ¹⁸F-Labeled Radiopharmaceuticals for Myocardial Perfusion Imaging	99
Isolation of Underivatized Amino Acids for Radiocarbon Analysis Using a Porous Graphite Column	99
Analytical Characterization and Kinetic Studies for Sustainable Alumina Production: Advances in Bauxite Digestion Technologies	98
Insights into the Main Protease of SARS-CoV-2: Thermodynamic Analysis, Structural Characterization, and the Impact of Inhibitors	98
Enhanced Characterization of Histones Using 193 nm Ultraviolet Photodissociation and Proton Transfer Charge Reduction	97
Simultaneous Detection of Major Greenhouse Gases with Multiresonator Photoacoustic Spectroscopy	96
Point-of-Care Detection of Dual Methylation Genes for Rapid Bladder Cancer Diagnosis and Prognosis	96
Automated Platform for Mass-Spectrometry-Based Multiomics Analysis from Small Volumes of Biofluids	96
Profiling of the Golgi Apparatus Proteome in Living Cells Using Nanophotosensitizer-Mediated Photocatalytic Proximity Labeling	95
Exploring the Aggregation Propensity of PHF6 Peptide Segments of the Tau Protein Using Ion Mobility Mass Spectrometry Techniques	94
Matrix-Compatible Solid-Phase Microextraction Pin Coupled Directly to Mass Spectrometry using Probe Electrospray Ionization	94
EXAGO: An Argonaute-Based Primer-Free Exponential Amplification Strategy for Ultrasensitive Zero-Background Detection of Point Mutation	94
Multimodal Serum Profiling for Early Detection and Risk Assessment of Oral Potentially Malignant Disorders and Oral Cancer	93
Covalent Organic Frameworks: A Novel Class of Metal-Free Catalysts for Efficient Photochemical Vapor Generation	93
Fourier Deconvolution Multiplexing Boosts Ion Throughput in Pinhole-Interfaced GC-IMS/MS for Synchronous Peak Identification	92
Comprehensive and Site-Specific Characterization of Protein N-Glycosylation in AD Samples Reveals Its Potential Roles in Protein Aggregation and Synaptic Dysfunction	91
Compact Luminol Chemiluminophores for In Vivo Detection and Imaging of β-Sheet Protein Aggregates	91
Quantitative Analysis and 2D/3D Elemental Imaging of Cocoa Beans Using X-ray Fluorescence Techniques	91
Quantitative Single-Molecule Analysis of Ryanodine Receptor 2 Subunit Assembly in Cardiac and Neuronal Tissues	90
Real-Time Evaluation of Adhesion Processes and Glucose Response of Cancer Cells onto Phenylboronic Acid-Functionalized Films Monitored by Quartz Crystal Microbalance with Dissipation	89
Maximizing Electrochemical Information: A Perspective on Background-Inclusive Fast Voltammetry	89
Dual Targeting and Cascaded Aggregation of Luminogen for Washing-Free and Enhanced Fluorescence Imaging of Intracellular Bacteria	89
An Off–On Fluorescent Probe Reveals Spatiotemporal Signaling of Opioid Receptors In Vivo for Pain Control	88
Analysis of Host Cell Proteins in AAV Products with ProteoMiner Protein Enrichment Technology	88
Electrochemical Genosensing of Overexpressed GAPDH Transcripts in Breast Cancer Exosomes	87
CRISPR/Cas12a Collateral Cleavage-Driven Transcription Amplification for Direct Nucleic Acid Detection	87
Construction of a Three-Dimensional-Printed Immunosensing Platform Based on Smartphone Photothermal Signal Integration	86
Amplified Biosensors Powered by Endogenous Molecules for Intracellular Fluorescence Imaging	86
Nanopore Analysis as a Tool for Studying Rapid Holliday Junction Dynamics and Analyte Binding	86

High-Field Asymmetric Waveform Ion Mobility Spectrometry Interface Enhances Parallel Reaction Monitoring on an Orbitrap Mass Spectrometer	85
Novel Near-Infrared Cyanine Dyes for DNA Sequencing	85
Macrophage-Inspired Degradation-Activation System Enables Ultrasensitive Multicolor Detection of Haloacetic Acids via Janus Perovskite Halide Exchange	84
An Fe(III)-Based Fluorescent Probe for Carbon Monoxide only Senses the “CO Donor” Used, CORM-3, but Not CO	84
Janus-Faced Fluorescence Imaging Agent for Malondialdehyde and Formaldehyde in Brains	84
Digital-to-Droplet Microfluidic Platform Powered Digital Isothermal Nucleic Acid Amplification for On-Demand Detection of Post-Transplantation Infection-Causing Viruses	83
Combined Morphological and Spectroscopic Diagnostic of HER2 Expression in Breast Cancer Tissues Based on Label-Free Surface-Enhanced Raman Scattering	83
Endogenous Messenger RNA-Stimulative Self-Enhanced Orthogonal Catalytic DNA Nanomachine under Near-Infrared Light Mediation for High-Performance Imaging in Living Biosamples	83