OOIR: Observatory of International Research

Papers

(The H4-Index of Separation and Purification Technology is 99. 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
CO2-enhanced recovery of fulvic acid via activated carbon adsorption: a novel approach to sustainable wastewater treatment	582
Editorial Board	435
Polyaniline-based magnetically-driven microbots for improving enantioselective separation toward amino acids	327
1,3-Dioxolane production via reactive distillation combined with vapor permeation: Experiments and modelling	273
Editorial Board	238
Model prediction and experimental study on the NH3 recovery from ammonia-nitrogen wastewater by air gap diffusion distillation	235
Hybrid composite membrane with highly interconnected microchannels for robust methane separation from wastewater	230
Baculovirus purification with functionalized non-woven fibers: Impact of residence time, binding strength, and ligand chemistry	208
Efficient separation of Chromium(III) from Lanthanide(III) via reductive boronization in molten chloride	202
The dynamic adsorption and separation mechanisms of carbon molecular sieves for CO2/CH4 and CH4/N2 based on a high-fidelity simulation model coupling hierarchical pores and functional groups	200
High-performance Pd/HAp/Hastelloy membrane for hydrogen purification with a hydroxyapatite barrier layer and a thin nanostructured palladium selective layer	200
Synergistically boosted non-radical catalytic oxidation by encapsulating Fe3O4 nanocluster into hollow multi-porous carbon octahedra with emphasise on interfacial engineering	196
Theoretical investigation on two-dimensional conjugated aromatic polymer membranes for high-efficiency hydrogen separation: The effects of pore size and interaction	187
Accurate evaluation on contribution of typical active species for degrading phenolic pollutants in peroxymonosulfate activation system	186
A fast and environment-friendly method for preparing nanopowders Mo through electro- desulfidation of MoS2 in LiCl melt	185
Simultaneous antibiotic resistance genes reduction and membrane fouling mitigation by a hybrid process of magnetic activated carbon adsorption and ultrafiltration for wastewater reuse	183
Comparing methods for protozoa removal in activated sludge	181
Editorial Board	180
Editorial Board	180
Nanofiber-architected SOEC cathodes with in situ exsolved metallic nanoparticles for efficient and robust high-temperature carbon dioxide reduction reaction	177
Ultra-thin PTMSP nanocomposite membranes incorporated with functionalized MoS2 nanosheets for pharmaceutical concentration and solvent recovery	175
Photo-enzymatic synergistic degradation of ciprofloxacin hydrochloride by CeO2(100)/Bi2Fe4O9 S-scheme heterojunction induced by crystal phase effect	169
Additive-enhanced selectivity and permeability in poly(trimethylsilyl)propyne membranes: A density functional theory and molecular dynamics study	164
Editorial Board	163
Programmable hourglass nanochannels in thermally rearranged copolyimides for advanced gas separation	161

Polyphenol-modified zero-valent iron prepared using ball milling technology for hexavalent chromium removal: Kinetics and mechanisms	160
Self-assembly hierarchical MXene/bacterial cellulose composite films with accelerated surface charge transfer for highly efficient solar-driven water evaporation	155
Uncovering hydrogen-to-carbon ratio for integrated CO2 capture and reverse water-gas shift reaction through MFB-TGA-MS analysis	154
Green preparation of water-stable coptidis-dyeing composite nanofiber filters with ultraviolet shielding and antibacterial activity and biodegradability	153
A novel SRP/CdS heterostructure hollow nanospheres for outstanding photocatalytic performance	149
Unravelling fouling characteristics in a point-of-use water purifier: Bridging compositional evolution to spatial distribution	147
Donnan dialytic transport and biological removal of yttrium from multi-element solutions	146
Development and performance evaluation of a new type of temperature resistant surfactant for ultra-deep well casing flushing	142
Enhancement and sulfur poisoning mechanism of Ce doped ZrO2 catalyst in COS hydrolysis at low-temperature	140
2D ultra-thin structure accelerating solar-driven sustainable energy conversion	139
Unraveling the sulfur-mediated dual-pathway mechanism in TiS2 for enhanced Fe3+/H2O2 Fenton-like cycling	138
Regulating the in-plane and edge of MoSe2 nanosheets with phase engineering for efficient and selective Pb(II) removal	138
A monolithic azacalix[4]pyridine column for high-resolution and high-efficiency pressurized capillary electrochromatographic separation	138
Porous Media Model for Calculating Flow Field, Pressure Loss, and Separation Efficiency Across Wire Meshes in Liquid Aerosol Separators	136
Surface hydroxyls enhanced CF4 hydrolysis activity and fluorine poisoning resistance on Al2O3 catalysts	133
Development of novel microporous guanazole complex for CO2 adsorption	133
The origin of selective adsorption desulfurization by Fe single atom adsorbents on hexagonal boron nitride surface	130
Corrigendum to “Double amino group-synergistic composite paper-based materials for efficient and selective CO2 capture” [Sep. Purif. Technol. 384 (2026) 136271]	126
Enhancement of Co(II) removal via coupling of electrosorption and electrodeposition using asymmetric electrode from wastewater	126
Corrigendum to “Rational synthesis and molecular-sieving mechanism of walnut-shell-derived carbon molecular sieves for C4 olefin separation” [Sep. Purif. Technol. 382(Part 2) (2026) 135899]	125
Boosting peroxydisulfate Fenton-like reaction by protocatechuic acid chelated-Fe2+ with broad pH range	125
Design of a bifunctional prepolymer for simultaneously facile preparation and highly efficient electrodialysis of anion exchange membranes	123
Machine learning-guided design and experimental validation of electrostatically assisted micro-biochar fiber filters for high-efficiency, low-resistance air filtration	123
Insight into the photothermal boosted ofloxacin removal by magnetic CuFe2O4/pyrite waste catalyst: Mechanism, degradation pathways, and toxicity evaluation	122
Microwave-assisted desorption of CO2 from ethanolamine solvent in a porous hollow fiber membrane - numerical modeling	121
Ion exchange resin – Bipolar membrane electrodialysis hybrid process for reverse osmosis permeate Remineralization: Preparative ion exchange chromatography for Ca2+ and Mg2+ recovery	121
Revealing Cu2+-localized topological structures in zeolite for effective purification of ultra-low-concentration methyl mercaptan	121
Novel approach to grow nanosized BiFeO3, CoFe2O4 and NiFe2O4 on Amberlyst-15 for efficient sorption of Cd2+ ions	120
Sustainable nanocomposite catalyst for ultra-sensitive detection and photo-Fenton-like degradation of emerging contaminants	118
Control of fully heat-integrated pressure-swing distillation with strict pressure manipulation: A case study of separating a maximum-boiling azeotrope with small pressure-induced shift	118
Unlocking the potential of ionic liquids in Anion-Pillared MOFs for enhanced He/H2 separation Performance: A combined computational screening and Machine learning study	116
A kinetic approach to the mechanisms of sedimentation and coalescence of a loose-packed emulsion	115
CaO2-integrated hydrogel with high O22− content and mechanical property for sustainable water disinfection	115
Carbon removal flotation performance and economic analysis of different coal fly ash using waste fried oil as a collector	113
Synergistically optimized boron-doped nanocrystalline diamond anodes for enhanced durability in electrochemical wastewater oxidation	113
Influence of competitive adsorption on cycle performance of temperature swing adsorption: A case analysis of SF6/N2 mixture separation	113
Vibratory shear enhanced hollow-fiber ultrafiltration system for sustainable advanced treatment of biologically-treated coking wastewater effluent	112
Molten-salt synthesis of mixed metal oxides: highly efficient catalysts for NO reduction by CO	112
Derivation of a new dimensionless design criterion for MEMS-based low-flow micro virtual impactors	112
Highly effective quantum sieving of hydrogen isotopes on flexible metal-organic frameworks with mobile ligands	111
Enzyme-grafted nylon membranes for sequential filtration of Tetraselmis chui extract with enhanced protein recovery	110
Enhancing the Fenton catalytic activity of Fe-MOFs by incorporation of carbon nanotubes: The crucial role of C-O-Fe coordination structure	110
Mechanism and kinetics of volatile impurity removal during preparation of high-purity gadolinium via hydrogen plasma zone melting: A novel numerical model for predicting impurity redistribution	108
Cost-efficient collagen fibrous aerogel cross-linked by Fe (III) /silver nanoparticle complexes for simultaneously degrading antibiotics, eliminating antibiotic-resistant bacteria, and adsorbing heavy	108
Reactive membranes for groundwater remediation of chlorinated aliphatic hydrocarbons: Competitive dechlorination and cost aspects	107
Perborate accelerated copper-immobilized carbon nanofibers activating peroxymonosulfate process for sulfadiazine degradation: Performance and mechanisms understanding	107
Addition of PBA-CC cathode in a FCDI system enabling flexible regulation of degradation of tetracycline and synergistic ionic byproduct removal	107
Overlooked formation of hydroxyl radicals during catalytic ozonation of catalase: mechanisms and implications	106
Flexible solar absorber using hydrophile/hydrophobe amphipathic Janus nanofiber as building unit for efficient vapor generation	106
Evaluation of the laboratory and semi-industrial supercritical carbon dioxide extraction process for the efficient production of added-value oil from dandelion seeds	106

Divergent in-situ promotion mechanisms of ferrate oxidation activated by aluminum and iron salts for organic arsenic removal: key roles of hexavalent iron Fe(VI) truncation-repolymerization and enhanc	106
A redox-mediated polymer with extended π-delocalization for efficient Cr3+ elimination via capacitive deionization	106
Simple fabrication of superhydrophobic carbon felt with outstanding Joule heating and photothermal effects for all-weather recovery of viscous crude oil	105
Functionalized cross-linking mechanism of biochar “adsorption-reaction microunit” on the promotion of new ammonia-based CO2 capture	104
Enhanced electrochemical harmless removal of ammonia nitrogen and simultaneously recovery of phosphorus with peroxydisulfate activated by Fe inductive electrode	104
Anchoring movable Ag2CO3 quantum dots on g-C3N4 with rich oxygen vacancies for enhanced simulated-sunlight CO2 reduction in water medium	103
Formation of hydrophobic membranes by surface spray assisted NIPS: Effects of solvent/non-solvent and spraying conditions	103
Nanoengineering electrode for yttria-stabilized zirconia-based symmetrical solid oxide fuel cells to achieve superior output performance	103
Evaluation of PTFPMS membrane towards application in artificial oxygenation	102
Reduction of total dissolved solids of pre-treated flowback water by two-stage nanofiltration: A gel layer based model to predict the system performance and scale up	102
Bismuth mediated tuning of electronic structure and enhanced adhesion in molybdenum based bifunctional catalysts for efficient water splitting	102
Synthesis of tobermorite using coal fly ash and its utilization in highly efficient CO2 adsorption	102
Enhanced phosphorus removal using iron-based floc dynamic membrane formed by ultrafiltration-mediated floc enrichment	102
Kinetic process assessment of H2 purification over highly porous carbon sorbents under multicomponent feed conditions	101
Highly efficient anodic oxidation of organic pollutants using Ti4O7 particle anode: Experimental and theoretical study of the operational and structural parameters influence	101
Liquid-liquid extraction performance in a miniaturized magnetic extractor	101
Efficient deterpenation of lemon essential oil enhanced by a levulinic acid-based natural eutectic solvent	100
Nanoporous anodic aluminum oxide-confined ZIF-67 for efficiently activating peroxymonosulfate to degrade organic pollutants	100
Sugaring‐out assisted organic-aqueous biphasic systems: Characteristics, mechanisms and applications	100
Enhanced sulfamethoxazole degradation over FeMn embedding carbon growing on nickel foam cathode activating peroxydisulfate and mechanism	99
Control of extractive dividing wall column using model predictive control based on long short-term memory networks	99
Assessment of the suitability of adsorption water treatment as a concentration process for resource recovery and wastewater treatment	99
An integrated process of electrochemical membrane reactor coupled with O3 and aerobic biological treatment for organic removal from soil leachate during contaminated soil remediation	99
Single-pot extractive double divided wall column for Acetonitrile, Ethanol, and water Separation: Design and control	99