OOIR: Observatory of International Research

Papers

(The H4-Index of Catalysts is 54. 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 2020-03-01 to 2024-03-01.)

Article	Citations
Electrode Materials for Supercapacitors: A Review of Recent Advances	261
Green Synthesis of Metallic Nanoparticles: Applications and Limitations	231
Catalytic Hydrogen Production from Methane: A Review on Recent Progress and Prospect	183
A Short Review on Ni Based Catalysts and Related Engineering Issues for Methane Steam Reforming	154
C-,N- and S-Doped TiO2 Photocatalysts: A Review	146
A Review of Hydrogen Purification Technologies for Fuel Cell Vehicles	143
Removal of Hydrogen Sulfide From Various Industrial Gases: A Review of The Most Promising Adsorbing Materials	132
Impact of Titanium Dioxide (TiO2) Modification on Its Application to Pollution Treatment—A Review	130
A CeO2 Semiconductor as a Photocatalytic and Photoelectrocatalytic Material for the Remediation of Pollutants in Industrial Wastewater: A Review	129
Application of Heterogeneous Catalysts for Biodiesel Production from Microalgal Oil—A Review	127
Recovery/Reuse of Heterogeneous Supported Spent Catalysts	109
Recent Advances in Glycerol Catalytic Valorization: A Review	100
Outlook on the Role of Microbial Fuel Cells in Remediation of Environmental Pollutants with Electricity Generation	98
The Role of Alkali and Alkaline Earth Metals in the CO2 Methanation Reaction and the Combined Capture and Methanation of CO2	94
Hall Current and Soret Effects on Unsteady MHD Rotating Flow of Second-Grade Fluid through Porous Media under the Influences of Thermal Radiation and Chemical Reactions	93
Palladium and Copper Catalyzed Sonogashira cross Coupling an Excellent Methodology for C-C Bond Formation over 17 Years: A Review	90
Hydrochar: A Review on Its Production Technologies and Applications	90
Facile Preparation of a Novel Bi2WO6/Calcined Mussel Shell Composite Photocatalyst with Enhanced Photocatalytic Performance	89
Current Trends in MXene-Based Nanomaterials for Energy Storage and Conversion System: A Mini Review	88
The Catalytic Activity of Biosynthesized Magnesium Oxide Nanoparticles (MgO-NPs) for Inhibiting the Growth of Pathogenic Microbes, Tanning Effluent Treatment, and Chromium Ion Removal	87
Doping of Graphitic Carbon Nitride with Non-Metal Elements and Its Applications in Photocatalysis	86
Current Status and Future Perspectives of Supports and Protocols for Enzyme Immobilization	81
Photocatalysis for Organic Wastewater Treatment: From the Basis to Current Challenges for Society	80
A Review on Green Synthesis of Nanoparticles and Their Diverse Biomedical and Environmental Applications	80
Main Hydrogen Production Processes: An Overview	78

Treatment of Produced Water with Photocatalysis: Recent Advances, Affecting Factors and Future Research Prospects	78
Metal-Organic Frameworks as a Platform for CO2 Capture and Chemical Processes: Adsorption, Membrane Separation, Catalytic-Conversion, and Electrochemical Reduction of CO2	77
Optimization of the Production of Enzymatic Biodiesel from Residual Babassu Oil (Orbignya sp.) via RSM	77
Acid Hydrolysis of Lignocellulosic Biomass: Sugars and Furfurals Formation	77
Synthesis of Conducting Bifunctional Polyaniline@Mn-TiO2 Nanocomposites for Supercapacitor Electrode and Visible Light Driven Photocatalysis	75
Synthesis of Biodegradable Polymers: A Review on the Use of Schiff-Base Metal Complexes as Catalysts for the Ring Opening Polymerization (ROP) of Cyclic Esters	74
Electrochemical Reactors for CO2 Conversion	72
Classification, Synthetic, and Characterization Approaches to Nanoparticles, and Their Applications in Various Fields of Nanotechnology: A Review	72
Recent Progress with Pincer Transition Metal Catalysts for Sustainability	71
Fundamentals of Gas Diffusion Electrodes and Electrolysers for Carbon Dioxide Utilisation: Challenges and Opportunities	71
Hydrothermal Synthesis of rGO-TiO2 Composites as High-Performance UV Photocatalysts for Ethylparaben Degradation	69
New Trends in the Conversion of CO2 to Cyclic Carbonates	69
Fabrication of ZnO-Fe-MXene Based Nanocomposites for Efficient CO2 Reduction	68
Biocatalysis with Laccases: An Updated Overview	67
Advances in Valorization of Lignocellulosic Biomass towards Energy Generation	66
Review on the Visible Light Photocatalysis for the Decomposition of Ciprofloxacin, Norfloxacin, Tetracyclines, and Sulfonamides Antibiotics in Wastewater	65
A Review on Biological Synthesis of the Biodegradable Polymers Polyhydroxyalkanoates and the Development of Multiple Applications	64
Application of TiO2-Based Photocatalysts to Antibiotics Degradation: Cases of Sulfamethoxazole, Trimethoprim and Ciprofloxacin	64
Recent Progresses on Metal Halide Perovskite-Based Material as Potential Photocatalyst	63
Green Synthesis of TiO2 Nanoparticles Using Acorus calamus Leaf Extract and Evaluating Its Photocatalytic and In Vitro Antimicrobial Activity	63
Visible-Light Photocatalysts and Their Perspectives for Building Photocatalytic Membrane Reactors for Various Liquid Phase Chemical Conversions	61
An Overview of Lean Exhaust deNOx Aftertreatment Technologies and NOx Emission Regulations in the European Union	61
Semiconductor Electrode Materials Applied in Photoelectrocatalytic Wastewater Treatment—an Overview	59
Development of Stable Oxygen Carrier Materials for Chemical Looping Processes—A Review	58
Epoxide Syntheses and Ring-Opening Reactions in Drug Development	57
Recent Progress in Low-Cost Catalysts for Pyrolysis of Plastic Waste to Fuels	56
One Pot Use of Combilipases for Full Modification of Oils and Fats: Multifunctional and Heterogeneous Substrates	55
POM@MOF Hybrids: Synthesis and Applications	54
Biological Synthesis of Nanocatalysts and Their Applications	54
The Current State of Research on PET Hydrolyzing Enzymes Available for Biorecycling	54
The Immobilization of Lipases on Porous Support by Adsorption and Hydrophobic Interaction Method	54