OOIR: Observatory of International Research

Papers

(The H4-Index of Catalysts is 61. 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
Raspberry Colloid Templated Catalysts Fabricated Using Spray Drying Method	563
Towards Photothermal Acid Catalysts Using Eco-Sustainable Sulfonated Carbon Nanoparticles—Part I: Synthesis, Characterization and Catalytic Activity towards Fischer Esterification	339
Effects of Synthesis Variables on SAPO-34 Crystallization Templated Using Pyridinium Supramolecule and Its Catalytic Activity in Microwave Esterification Synthesis of Propyl Levulinate	263
Selective Dehydration of 1,3-Cyclopentanediol to Cyclopentadiene over Lanthanum Phosphate Catalysts	227
Recyclable Ni-Containing Coordination Polymer as an Efficient Catalyst for the Synthesis of Oxindole and Quinoline Derivatives through the Borrowing Hydrogen Strategy	205
Catalytic Dual Inhibition Pathways in N- and S-Modified LDHs: Metal Hydroxide Layers Versus N/S Functional Groups for Catalytically Inhibiting Chlorobenzene Formation During Waste Incineration	198
Enhanced Effect of SO2-Induced Pt/CeZrTiO2 on the Catalytic Oxidation of C2H6	190
Synthesis of Catalytic Precursors Based on Mixed Ni-Al Oxides by Supercritical Antisolvent Co-Precipitation	174
A Dual-Bed Strategy for Direct Conversion of Syngas to Light Paraffins	160
Catalytic Conversion Pathways of Green Hydrogen Production: Technological Evolution and Cutting-Edge Prospects of Catalytic Hydrogen Production from Biomass	160
Quantification of Internal Resistance Contributions of Sediment Microbial Fuel Cells Using Petroleum-Contaminated Sediment Enriched with Kerosene	153
Environmentally Safe Magnetic Nanocatalyst for the Production of Biodiesel from Pongamia pinnata Oil	142
Research on Modified Carbon Nanotubes in Wastewater Treatment	139
Hollow [email protected] Core-Shell S-Scheme Heterojunction Photothermal Nanoreactors with Broad-Spectrum Response and Enhanced Photocatalytic Performance	135
The Reaction Mechanism of the Cu(I) Catalyzed Alkylation of Heterosubstituted Alkynes	133
Nepenthes mirabilis Fractionated Pitcher Fluid Use for Mixed Agro-Waste Pretreatment: Advocacy for Non-Chemical Use in Biorefineries	132
Novel Heterostructures of Noble Plasmonic Metals/Ga-Substituted Hydrotalcite for Solar Light Driven Photocatalysis toward Water Purification	131
Catalytic Wood Fractionation into Chemicals in Supercritical Ethanol and n-Heptane: Potential and Limitations	128
Role of Electronic and Steric Effects on Ruthenium Catalysts with Bulky NHC Ligands and Relationship with the Z-Selectivity in Olefin Metathesis	114
The Improved para-Selective C(sp2)-H Borylation of Anisole Derivatives Enabled by Bulky Lewis Acid	109
Constructing Hydrazone-Linked Chiral Covalent Organic Frameworks with Different Pore Sizes for Asymmetric Catalysis	107
Characterization of a Novel Thermostable and Alkaliphilic β-Mannanase for Gel-Breaking in Guar Gum Fracturing Fluids	107
The Catalytic Consequence of Isolated Ni Single-Atoms in BEA Zeolite for Hydrogen Production and Olefin Conversion	103
Application of Fused Filament Fabrication in Preparation of Ceramic Monolithic Catalysts for Oxidation of Gaseous Mixture of Volatile Aromatic Compounds	102
Enhanced Catalytic Ozonation of Formaldehyde over MOFs- Derived MnOx Catalysts with Diverse Morphologies: The Role of Oxygen Vacancies	101

Nickel-Decorated Carbocatalysts for the UV-Driven Photodegradation of Rhodamine B	96
Preparation and Screening of Ni-Based Catalysts for the Olive Oil Mill Wastewater Steam Reforming Process	94
The Effect of Cu(II) Nanoparticle Decoration on the Electron Relaxations and Gaseous Photocatalytic Oxidations of Nanocrystalline TiO2	91
Improving Effects of Laccase-Mediated Pectin–Ferulic Acid Conjugate and Transglutaminase on Active Peptide Production in Bovine Lactoferrin Digests	90
Non-Conventional Synthesis and Repetitive Application of Magnetic Visible Light Photocatalyst Powder Consisting of Bi-Layered C-Doped TiO2 and Ni Particles	88
Immobilization and Kinetic Properties of ß-N-Acetylhexosaminidase from Penicillium oxalicum	86
GPpred: A Novel Sequence-Based Tool for Predicting Glutamic Proteases Using Optimized Hybrid Encodings	85
MIL-88-Derived N and S Co-Doped Carbon Materials with Supplemental FeSx to Enhance the Oxygen Reduction Reaction Performance	84
Cyanogel-Induced Synthesis of RuPd Alloy Networks for High-Efficiency Formic Acid Oxidation	83
Squaramide-Catalyzed Asymmetric Michael Addition Reaction of α-Azidoindanones with Azadienes	81
Crystal Contact Engineering for Enhanced Cross-Linking Efficiency of HheG Crystals	81
Cobalt-Doped Iron Phosphate Crystal on Stainless Steel Mesh for Corrosion-Resistant Oxygen Evolution Catalyst	81
Study of the Reaction Pathways for the Hydrogenation of Quinoline over Nickel Phosphide Catalysts	80
Influence of the Synthesis Protocol on the Catalytic Performance of PHI-Type Zeolites for the Dehydration of Lactic Acid	78
Synergy between Sulfonic Functions and Ru Nanoparticles Supported on Activated Carbon for the Valorization of Cellulose into Sorbitol	77
Effect of the Deposition of Vanadium-Oxide on the Photocatalytic Activity of TiO2 Nanotubes and Its Photodiode Performance Interfaced with CH3NH3PbI3 Single Crystal	75
Mechanistic Insights into Fractal Kinetics and Cellulase Adsorption in the Saccharification of Avicel PH-101 and Pretreated Hemp Hurd	74
First Two-Way Electrochemical Sensor for the Detection of the Pollutant 2,4-Dinitrophenylhydrazine and Its Metabolite Based on Cu-Containing Tungstophosphate and Graphene Oxide	74
Catalytic Properties of the Spinel-Like CuxMn3−xO4 Copper Manganese Oxides—An Overview	73
Catalytic Dehydrogenative Cracking of C4 Hydrocarbons on a Bifunctional Metal–Acid Catalyst	73
Biodegradation of Congo Red Using Co-Culture Anode Inoculum in a Microbial Fuel Cell	73
Remediation of Waterbodies: Status and Challenges in Photocatalytic Nitrate Reduction to N2—Implications for Recirculating Aquaculture Systems and Nitrogen Sensing	71
Advancing Green Hydrogen Purity with Iron-Based Self-Cleaning Oxygen Carriers in Chemical Looping Hydrogen	69
Recent Breakthroughs in Overcoming the Efficiency Limits of Photocatalysis for Hydrogen Generation	69
Boosted Catalytic Performance of Ni2Co2@T-PMo@ZIF-67 for Glucose Oxidation in a Direct-Glucose Fuel Cell	69
Tetranuclear Copper Complexes with Bulky Aminoalcohol Ligands as Catalysts for Oxidative Phenoxazinone Synthase-like Coupling of Aminophenol: A Combined Experimental and Theoretical Study	68
Efficient Catalysts of Ethanol Steam Reforming Based on Perovskite-Fluorite Nanocomposites with Supported Ni: Effect of the Synthesis Methods on the Activity and Stability	68
Investigating the Effects of Organonitrogen Types on Hydrodearomatization Reactions over Commercial NiMoS Catalyst	67
The Merger of Transition Metal and Photocatalysis: Recent Advances and Prospects in Asymmetric Intermolecular 1,2-Difunctionalization of Alkenes	67
The Emerging Career of Strontium Titanates in Photocatalytic Applications: A Review	65
Catalytic Epoxidation Reaction	64
Insights into the Role of Pt Promoter in Co/TiO2 Catalysts for CO Hydrogenation	63
The Influence of Au Loading and TiO2 Support on the Catalytic Wet Air Oxidation of Glyphosate over TiO2+Au Catalysts	63
Preparation of PdCu Catalyst and the Catalytic Degradation of Methylene Blue and Rhodamine B with PMS	62
A Theoretical Study of the Reactive Mechanisms of Alkali Metal Doped Ni-Based Oxygen Carrier During Chemical Looping Combustion	62
Whole-Cell PVA Cryogel-Immobilized Microbial Consortium LE-C1 for Xanthan Depolymerization	62
PtCu Nanoparticle Catalyst for Electrocatalytic Glycerol Oxidation: How Does the PtCu Affect to Glycerol Oxidation Reaction Performance by Changing pH Conditions?	61
1,4-Butanediol Selective Dehydration to 3-Butene-1-ol over Ca–Zr–Sn Composite Oxide Catalysts	61
Design of Multicatalytic Systems Through Self-Assembly	61