OOIR: Observatory of International Research

Papers

(The H4-Index of Journal of Chromatography A is 37. 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 2020-11-01 to 2024-11-01.)

Article	Citations
Modern isolation and separation techniques for extracellular vesicles	278
Selective extraction of bioactive compounds from plants using recent extraction techniques: A review	192
Deep eutectic solvents in separations: Methods of preparation, polarity, and applications in extractions and capillary electrochromatography	123
Recent developments in sample preparation techniques combined with high-performance liquid chromatography: A critical review	111
Green non-conventional techniques for the extraction of polyphenols from agricultural food by-products: A review	88
In-tube solid-phase microextraction: Current trends and future perspectives	83
Stir bar sorptive extraction and its application	77
Sequential extraction of carnosic acid, rosmarinic acid and pigments (carotenoids and chlorophylls) from Rosemary by online supercritical fluid extraction-supercritical fluid chromatography	65
Chiral chromatography method screening strategies: Past, present and future	64
Cannabis Sativa L.: a comprehensive review on the analytical methodologies for cannabinoids and terpenes characterization	61
First deep eutectic solvent-based (DES) stationary phase for gas chromatography and future perspectives for DES application in separation techniques	58
Advances in cell membrane chromatography	57
Sustainable green solvents for microextraction techniques: Recent developments and applications	56
Implementation of analytical quality by design and green chemistry principles to develop an ultra-high performance liquid chromatography method for the determination of Fluocinolone Acetonide impuriti	54
Evolution and current advances in sorbent-based microextraction configurations	54
In-situ formation/decomposition of deep eutectic solvent during solidification of floating organic droplet-liquid-liquid microextraction method for the extraction of some antibiotics from honey prior	54
Recent advances of ordered mesoporous silica materials for solid-phase extraction	53
A review of recent advances in microsampling techniques of biological fluids for therapeutic drug monitoring	49
Asymmetric-flow field-flow fractionation for measuring particle size, drug loading and (in)stability of nanopharmaceuticals. The joint view of European Union Nanomedicine Characterization Laboratory a	48
Sample preparation and instrumental methods for illicit drugs in environmental and biological samples: A review	46
Solvation parameter model: Tutorial on its application to separation systems for neutral compounds	46
Capacitively coupled contactless conductivity detection for analytical techniques – Developments from 2018 to 2020	45
A core-shell structured magnetic covalent organic framework as a magnetic solid-phase extraction adsorbent for phenylurea herbicides	44
Hybrid Models for the simulation and prediction of chromatographic processes for protein capture	43
Magnetic solid-phase extraction for speciation of mercury based on thiol and thioether-functionalized magnetic covalent organic frameworks nanocomposite synthesized at room temperature	42

Recent application of molecular imprinting technique in food safety	42
Classification-based strategies to simplify complex traditional Chinese medicine (TCM) researches through liquid chromatography-mass spectrometry in the last decade (2011–2020): Theory, technical rout	42
Magnetic mesoporous carbon nanosheets derived from two-dimensional bimetallic metal-organic frameworks for magnetic solid-phase extraction of nitroimidazole antibiotics	41
Analytical characterization of DNA and RNA oligonucleotides by hydrophilic interaction liquid chromatography-tandem mass spectrometry	41
Magnetic porous carbons derived from iron-based metal-organic framework loaded with glucose for effective extraction of synthetic organic dyes in drinks	40
Effect of ion-pairing reagent hydrophobicity on liquid chromatography and mass spectrometry analysis of oligonucleotides	40
A tool to assess analytical sample preparation procedures: Sample preparation metric of sustainability	40
History, advancement, bottlenecks, and future of chiral capillary electrochromatography	39
Trace-level monitoring of anti-cancer drug residues in wastewater and biological samples by thin-film solid-phase micro-extraction using electrospun polyfam/Co-MOF-74 composite nanofibers prior to liq	38
Recent advances for estimating environmental properties for small molecules from chromatographic measurements and the solvation parameter model	38
Review of sample preparation methods for chromatographic analysis of neonicotinoids in agricultural and environmental matrices: From classical to state-of-the-art methods	37
Recent applications of mass spectrometry for the characterization of cannabis and hemp phytocannabinoids: From targeted to untargeted analysis	37
Triazine-triphenylphosphine based porous organic polymer as sorbent for solid phase extraction of nitroimidazoles from honey and water	37