OOIR: Observatory of International Research

Papers

(The H4-Index of Separations is 40. 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
Urinary Proteomic/Peptidomic Biosignature of Breast Cancer Patients Using 1D SDS-PAGE Combined with Matrix-Assisted Laser Desorption/Ionization-Time of Flight Mass Spectrometry	141
Synthesis and Chromatographic Determination of S-Nitrosopantetheine: Exploring Reactivity and Stability in Different Aqueous Solutions	104
Facile Preparation of Phenyboronic-Acid-Functionalized Fe3O4 Magnetic Nanoparticles for the Selective Adsorption of Ortho-Dihydroxy-Containing Compounds	90
Target Discovery of Flavonoids from Elymus nutans Griseb Using Medium- and High-Pressure Liquid Chromatography Combined with Online High-Performance Liquid Chromatography–1,1-diphenyl-2-picrylhydrazyl	89
Matrix-Assisted 1H DOSY Applied to Flavonoid Analysis in Scutellaria baicalensis	87
Separation of D-Amino Acid-Containing Tripeptide L-Asn-D-Trp-L-Phe-NH2 and Its Diastereomer Using Crown–Ether-Type Chiral Stationary Phase	84
Liquid Chromatography Fingerprint Analysis of Released Compounds in Plasma Samples of Stroke Patients after Thrombolytic Treatment	78
Carp Scales Modified with Cerium Oxide Nanoparticles as a New Bio-Adsorbent for Arsenic and Chromium Separation from Water	78
Design, Simulation, and Parametric Analysis of an Ultra-High Purity Phosphine Purification Process with Dynamic Control	76
Box–Behenken-Supported Development and Validation of UPLC Method for the Estimation of Eugenol in Syzygium aromaticum, Cinnamomum tamala, and Myristica fragrance	75
Highly Sensitive In-Capillary Derivatization and Field Amplified Sample Stacking to Analyze Narcotic Drugs in Human Serum by Capillary Zone Electrophoresis	73
Stability-Indicating Quantification of Ciprofloxacin in the Presence of Its Main Photo-Degradation Product by CZE and UPLC: A Comparative Study	69
Experimental Analysis of PEGs Separation at Mono–Channel Ceramic Membranes in DEMO Plasma Exhaust Processing	69
An LC–MS/MS Analytical Method for Quantifying Tepotinib in Human Liver Microsomes: Application to In Vitro and In Silico Metabolic Stability Estimation	68
Effect of Extraction Methods on Essential Oil Composition: A Case Study of Irish Bog Myrtle-Myrica gale L.	64
Adsorption Performance and Mechanism of H3PO4-Modified Banana Peel Hydrothermal Carbon on Pb(II)	63
A Compendium of the Principal Stationary Phases Used in Hydrophilic Interaction Chromatography: Where Have We Arrived?	59
In-Tube Solid-Phase Microextraction Directly Coupled to Mass Spectrometric Systems: A Review	58
Simple and Sensitive Analysis of Clenbuterol in Urine Matrices by UHPLC-MS/MS Method with Online-SPE Sample Preparation	58
Development of Analytical Procedure for the Determination of 17β-Testosterone, 11-Ketotestosterone and 17β-Estradiol in the Sea Trout (Salmo trutta L.) Gonads	56
Archaeological Evidence for the Dietary Practices and Lifestyle of 18th Century Lisbon, Portugal—Combined Steroidal Biomarker and Microparticle Analysis of the Carbonized Faecal Remains	56
Purification, Identification and Neuroprotective Effects of Proteins from Bombyx batryticatus in Glu-Stimulated PC12 Cells	55
Tuning Nanopores in Tubular Ceramic Nanofiltration Membranes with Atmospheric-Pressure Atomic Layer Deposition: Prospects for Pressure-Based In-Line Monitoring of Pore Narrowing	54
The Pollution Characteristics and Fate of Microplastics in Typical Wastewater Treatment Systems in Northern China	54
Strategies for Natural Product Discovery by Unlocking Cryptic Biosynthetic Gene Clusters in Fungi	52

Optimization of an Analytical Method for Indoxacarb Residues in Fourteen Medicinal Herbs Using GC–μECD, GC–MS/MS and LC–MS/MS	51
Development of Micro-Column Preconcentration Method Using a Restricted-Access Poly(protoporphyrin-co-vinyl pyridine) Adsorbent for Copper Determination in Water and Milk Samples by FIA-FAAS	51
Separation of Co(II) and Ni(II) Using an Analog of Glycine-Betaine Based on Task-Specific Ionic Liquids	51
Machine Learning-Driven Prediction of Organic Compound Adsorption onto Microplastics in Freshwater	49
Cost-Effective Simultaneous Determination of τ- and π-Methylhistidine in Dairy Bovine Plasma from Large Cohort Studies Using Hydrophilic Interaction Ultra-High Performance Liquid Chromatography Couple	48
Fluid Flow Dynamics and Micro-Dust Separation in Multi-Module Cyclone-Separators: Experimental Research and Comparative Analysis	48
Adsorption of Cobalt onto Zeolitic and Carbonaceous Materials: A Review	48
Occurrence, Distribution and Health Risk of Short-Chain Chlorinated Paraffins (SCCPs) in China: A Critical Review	47
Combined Effects of Polyamide Microplastics and Hydrochemical Factors on the Transport of Bisphenol A in Groundwater	45
Nanomaterials for CO2 Capture from Gas Streams	44
Tribulus terrestris Cytotoxicity against Breast Cancer MCF-7 and Lung Cancer A549 Cell Lines Is Mediated via Activation of Apoptosis, Caspase-3, DNA Degradation, and Suppressing Bcl-2 Activity	43
Deep Eutectic Solvents as Candidates for Lithium Isotope Enrichment	43
Content of Acidic Compounds in the Bean of Coffea arabica L., Produced in the Department of Cesar (Colombia), and Its Relationship with the Sensorial Attribute of Acidity	41
Isolation and Identification of Flavonoids from Black Cumin (Nigella sativa) by HPLC-MS and In Silico Molecular Interactions of Their Major Compounds with Fusarium oxysporum Trypsin-like Serine Protea	41
Durian Waste Husks as an Adsorbent in Improving Soaking Water during the Retting Process of Piper nigrum L. (Pepper Berries)	41
Review of Hydrogen Sulfide Removal from Various Industrial Gases by Zeolites	40
Application of a Novel Bifunctionalized Magnetic Biochar to Remove Cr(VI) from Wastewater: Performance and Mechanism	40