OOIR: Observatory of International Research

Papers

(The H4-Index of Separation and Purification Technology is 103. 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 2021-11-01 to 2025-11-01.)

Article	Citations
Accurate evaluation on contribution of typical active species for degrading phenolic pollutants in peroxymonosulfate activation system	442
Rapid separation of MOFs particles with the aid of PVDF hollow fiber membrane	331
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	289
AsIII-enhanced oxidation by coexisting MnIII-phenolic complexes during arsenic contaminated groundwater treatment by MnO2	276
Zirconium titanium phosphonates for enhanced lanthanide recovery from acidic wastes	269
CO2-enhanced recovery of fulvic acid via activated carbon adsorption: a novel approach to sustainable wastewater treatment	255
Development of a naphthalenediimide-based metal-organic framework for ultrafast capture of Th(IV) from aqueous solutions	253
Development of alginate soft capsules filled with anionic polyacrylamide for the removal of heavy metals from aqueous Solutions: Insights into adsorption behaviour and mechanisms	223
Enzyme-grafted nylon membranes for sequential filtration of Tetraselmis chui extract with enhanced protein recovery	223
Hybrid composite membrane with highly interconnected microchannels for robust methane separation from wastewater	219
Thermal-responsive PNIPAM/UiO-66 aerogels for controllable water capture and release	217
Liquid nitrogen quenching-induced grain boundary-rich intermetallic compound/metal/carbon composites for efficient capacitive deionization	207
Advancing CO2 absorption and desorption by mass transfer promoters: Density difference adjustment based on spontaneous interfacial turbulence	189
Editorial Board	181
Carbon removal flotation performance and economic analysis of different coal fly ash using waste fried oil as a collector	180
Development of a slow-release CO2 absorbent material for alkaline activation of persulfate oxidation of TCE and CO2 capture	177
Polyaniline-based magnetically-driven microbots for improving enantioselective separation toward amino acids	174
Visible light-induced photocatalytic oxidation of gaseous ammonia on C surface-coated N-TiO2 catalyst: synthesis, properties and mechanism	167
Towards sustainable soybean waste management: Bio-based solvent extraction of isoflavones for food and cosmetic applications	164
The origin of selective adsorption desulfurization by Fe single atom adsorbents on hexagonal boron nitride surface	164
Low voltage electric field mediating gravity-driven membrane bioreactor in treating saline wastewater: removal improvement and membrane fouling control	162
An approach to prepare novel TiSi2 alloy for clean utilization of spent V2O5-WO3/TiO2 catalysts and diamond-wire silicon slitting powder	161
Fe(III)-alginate and layered aluminum oxyhydroxide assisted hydro ceramsite composite for efficient removal of Se and as from high-concentration sulfate wastewater	160
Separation of chemical groups from wood tar via sequential organic solvent extraction and glycerol-assisted distillation	158
1,3-Dioxolane production via reactive distillation combined with vapor permeation: Experiments and modelling	154

Fabrication and separation performances of composite membranes containing copper ferrite photocatalysts on graphene oxide nanosheets	153
Editorial Board	153
Sponge-like adsorption strategy for boosting nanoplastics removal on semi-flexible FeNi-layered double hydroxides via variable-valence doping	149
Triblock copolymers as versatile constituents of double stimuli-responsive ionic-liquid-based aqueous biphasic systems	149
AlCl3-assisted dissolution of NdCl3 in organic solvents for Nd refining	149
Bismuth mediated tuning of electronic structure and enhanced adhesion in molybdenum based bifunctional catalysts for efficient water splitting	149
Editorial Board	148
Unravelling fouling characteristics in a point-of-use water purifier: Bridging compositional evolution to spatial distribution	147
Multilevel screening and mechanism analysis of ionic liquids for separating pyridine from coal pyrolysis model oil	143
Tannic acid −3-aminopropyltriethoxysilane (TA-APTES) coated UHMWPE membrane for DCMD	143
Enhancement of Co(II) removal via coupling of electrosorption and electrodeposition using asymmetric electrode from wastewater	140
Tailoring three-dimensional conjugated microporous polymers for photo-enhanced gold extraction	138
Control of extractive dividing wall column using model predictive control based on long short-term memory networks	138
Fabrication and TA@MOF-808 modification of new thin-film composite membranes for effective retrieval of ionic rare earths	137
Hydrogen peroxide immersion for efficient cleaning of fouled manganese-doped ceramic membranes in wastewater treatment	135
Lithium recovery from battery waste leachate by nanofiltration: Impact of types of leaching acid and alkaline on permeability of lithium ions	135
Enhancing the Fenton catalytic activity of Fe-MOFs by incorporation of carbon nanotubes: The crucial role of C-O-Fe coordination structure	135
Highly efficient anodic oxidation of organic pollutants using Ti4O7 particle anode: Experimental and theoretical study of the operational and structural parameters influence	134
Bacterial cellulose modified with thiomolybdate sulfides: An outstanding eco-friendly adsorbent for the removal of multiple heavy metals from aqueous medium	132
H-TiO2-NTs/CoMn-LDO/MoSe2-Ce electrodes for selective extraction of lead ions via capacitive deionization	130
Artificial neural network and differential evolution optimization of a circulated permeate gap membrane distillation unit	129
Well-dispersed Prussian blue analogues connected with carbon nanotubes for efficient capacitive deionization process	128
Coke filled bed electrode coupled with vibration regeneration for efficient electrochemical water softening	127
Fabrication of phenolic resin membrane with polyvinyl alcohol fiber skeleton by electrospinning for organic solvent nanofiltration	126
Performance of nitrogen-containing functional groups on SO2 adsorption by active coke	125
Effect of relative humidity and dust moisture content on filtration performance of bag filter	124
Molecularly imprinted MOFs-driven carbon nanofiber for sensitive electrochemical detection and targeted electro-Fenton degradation of perfluorooctanoic acid	124
Electro mitigation of calcium carbonate and calcium sulfate scaling in an optimized thermal conductive membrane distillation process	124
Fe/Mo bimetallic synergy system for ultra-highly efficient degradation of Rhodamine B	123
Biochar encapsulated metal nanoflowers for high efficient degradation of metronidazole via peroxymonosulfate activation	123
Post modification of Oxo-clusters in robust Zirconium-Based metal organic framework for durable SO2 capture from flue gas	122
Selective recovery of carboxylic acid through PVDF blended anion exchange membranes using electrodialysis	122
Composite alginate membranes with dispersed MQFP hard magnet network as a new concept for highly efficient pervaporative dehydration of ethanol/water mixture	121
Selective separation of dyes by colloidal gas aphrons: Conventional flotation vs countercurrent chromatography	120
Study on cooperative removal of NOx in simulated flue gas by paired electrolysis	118
Novel magnetic nitrogen-doped biochar (NBC) as an activator for peroxymonosulfate to degrade naphthalene: Emphasizing the synergistic effect between NBC and MnFe2O4	118
Lattice distortion effects in high-entropy oxides: Boosting PMS activation for effective and durable pollutant degradation	117
Enhanced lithium separation with Li1.3Al0.3Ti1.7(PO4)3 lithium superionic conductor and aided charge balance	117
Design and synthesis of carbazole-based conjugated microporous polymers for CO2 capture	117
A flexible electrocatalytic carbon nanofiber membrane with ultra-efficient degradation performance	117
Antibiotic Chloramphenicol degradation using submerged thermal plasma synergized with LaMnO3 catalyst	117
Cost-efficient collagen fibrous aerogel cross-linked by Fe (III) /silver nanoparticle complexes for simultaneously degrading antibiotics, eliminating antibiotic-resistant bacteria, and adsorbing heavy	117
Efficient separation of Chromium(III) from Lanthanide(III) via reductive boronization in molten chloride	117
Single-atom Fe in N-doped hierarchical carbonaceous structure derived from MOF: A pathway to high-performance CDI and MCDI	117
Enhancing stability and ionic sieving efficiencies of GO membranes via copper ion crosslinking and tannic acid intercalation	117
Electrochemical lithium extraction from high Mg/Li brine using LiMn2O4-Zn mixed-Ion battery	116
Comparative analysis of high-performance UF membranes with sulfonated polyaniline: Improving hydrophilicity and antifouling capabilities for water purification	115
Enhanced directional charge transfer by 2D MXene/Bi2WO6/GO in visible light photocatalysis coupled persulfate approach for organic pollutants degradation	115
A novel SRP/CdS heterostructure hollow nanospheres for outstanding photocatalytic performance	115
Regulating asymmetric oxygen vacancies in copper-ceria catalysts for achievement of excellent toluene catalytic oxidation	113

Needle-like PVP@Ce/Zr-MOFs for the highly efficient selective of fluoride and phosphate from aqueous solution	112
Computational modeling of discrete-object feed spacers attached directly onto reverse osmosis membranes for enhanced module packing capacity and improved hydrodynamics	111
Electronic structure engineering of bimetallic Pd-Au alloy nanocatalysts for improving electrocatalytic hydrodechlorination performance	111
Preparation of graphene oxide/4A molecular sieve composite and evaluation of adsorption performance for Rhodamine B	111
Experimental and CFD study on influence of viscosity on layer melt crystallization	110
Porous media model for calculating flow fiseld, pressure loss, and separation efficiency across wire meshes in liquid aerosol separators	110
In-situ partial cation exchange-derived ZnIn2S4 nanoparticles hybridized 1D MIL-68/In2S3 microtubes for highly efficient visible-light induced photocatalytic H2 production	110
Simple fabrication of superhydrophobic carbon felt with outstanding Joule heating and photothermal effects for all-weather recovery of viscous crude oil	110
Unlocking the potential of ionic liquids in Anion-Pillared MOFs for enhanced He/H2 separation Performance: A combined computational screening and Machine learning study	109
Shear-induced oil separation from a sand particle moving in water	109
N, S-codoped porous biochar derived from bagasse-based polycondensate for high-performance CO2 capture and supercapacitor	108
Molecular insights into CO2 sequestration and enhanced gas recovery in water-bearing shale nanocomposites	108
Ingenious design of novel layered double hydroxide/conjugated microporous polymer modified silica gel for diversified chromatographic applications	106
Enhancement and sulfur poisoning mechanism of Ce doped ZrO2 catalyst in COS hydrolysis at low-temperature	106
Enhanced adsorption for fluoroquinolones by MnOx-modified palygorskite composites: Preparation, properties and mechanism	106
NiFeP nanosheet arrays supported on nickel nitrogen codoped carbon nanofiber as an efficient bifunctional catalyst for overall water splitting	106
Flexible solar absorber using hydrophile/hydrophobe amphipathic Janus nanofiber as building unit for efficient vapor generation	106
Nanoengineering of ultrathin N-CQDs/Bi2WO6 S-scheme heterojunction for enhanced photodegradation of antibiotics as emerging contaminants: Mechanism insight and toxicity assessment	105
Dual thiols-decorated metal–organic framework for efficient separation and recovery of gold	105
Surface engineering of filter membranes with hydrogels for oil-in-water emulsion separation	105
Capacitance effect of ZnIn2S4 with delicate morphology control on photocatalytic hydrogen evolution	105
Peroxymonosulfate activation by suspended biogenic manganese oxides for polishing micropollutants in wastewater effluent	104
Non-radical activation of peroxymonosulfate by modified activated carbon for efficient degradation of oxytetracycline: Mechanisms and applications	104
Development of Monoethanolamine Chloride-Ethylene Diamine Deep Eutectic Solvent for Ffficient Carbon Dioxide Capture	104
Design of in-situ nanoflower-shaped MIL@PANI@LDH coupling photocatalysis and persulfate activation for deep degradation of advanced glycation end products against complex sample matrix	103
Development of novel microporous guanazole complex for CO2 adsorption	103
Robust 2D porphyrin metal–organic framework nanosheets for high-efficiency photoreduction-assisted uranium recovery from wastewater	103
Constructing Co3O4 nanosheet arrays anode as durable and efficient electrocatalyst for simultaneous chlorine evolution and carbamazepine degradation in the marine environment	103