OOIR: Observatory of International Research

Papers

(The median citation count of International Journal of Chemical Engineering is 2. 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 2021-05-01 to 2025-05-01.)

Article	Citations
Simulation of Multiphase Flow and Mixing in a Conveying Element of a Co-Rotating Twin-Screw Extruder by Using SPH	113
Improving Coffee Bean Drying Performance Using Polydryer (Dryer Assisted with Superabsorbent Polymer)	53
Effects of Pyrrhotite on the Combustion Behavior and the Kinetic Mechanism of Pyrite-Pyrrhotite Mixture Powders in the Air	52
Research on the Aerodynamic Noise Characteristics of Heat Exchanger Tube Bundles Based on a Hybrid URANS‐FWH Method	48
Treatment of Mixed Azo Dyes in an Aerobic Sequential Batch Reactor and Toxicity Assessment Using Vigna radiata	43
An Experimental Analysis of Lean Binary Mixture Segregation in a Continuous Liquid Fluidized Bed	41
Ghanaian Clay as a Catalyst for Transesterificating Shea Butter Oil as Alternative Feedstock for Green Energy Production	36
Polymer Property Prediction Model for an Industrial Two‐Stage Ethylene‐Propylene Copolymerization Reactor	34
Experimental Analysis and Improvements of a Visible Spectrophotometer for Detection of Nano Materials	33
Study on the Effect of Cyclic Loading on the Geomechanics of Sandstone Reservoirs in Gas Storage	31
The Potential of Lignocellulosic Biomass Hydrolysates for Microbial Oil Production Using Yeasts and Microalgae	30
Management of Cattle Dung and Novel Bioelectricity Generation Using Microbial Fuel Cells: An Ingenious Experimental Approach	29
Modified t-Distribution Stochastic Neighbor Embedding Using Augmented Kernel Mahalanobis-Distance for Dynamic Multimode Chemical Process Monitoring	25
Sequential Geometric Programming Method for Parameter Estimation of a Nonlinear System in Microbial Continuous Fermentation	24
Preparation and Characterization of Alkaline and Acidic Heterogeneous Carbon-Based Catalysts and Their Application in Vegetable Oil Transesterification to Obtain Biodiesel	22
Numerical Integration of Some Arbitrary Functions over an Ellipsoid by Discretizing into Hexahedral Elements for Biomaterial Studies	21
Kinetic Analysis of Aluminum Extraction from Ethiopian Kaolinite Using Hydrochloric Acid	21
Unravelling the Methylene Blue Adsorption Mechanism on Doped and Nondoped Polyaniline: A Combined Molecular Modeling and Experimental Investigation	20
Enhanced Photocatalytic Removal of Congo Red Dye From Water Environment Using Eggshells Infused With Graphitic Carbon Nitride Composites	20
On the Investigation of Effective Factors on Electronic Structure Properties of Transition Metal Complexes: Robust Modeling Using GPR Approach	19
Dispersion Performance of Polycarboxylate Terpolymers with Different Alkyl Side-Chain Lengths in Pesticide Suspension Concentrate	19
Slow Pyrolysis of Waste Cow Bone for Biochar Production and Its Application in Copper Removal From Acidic Solutions	19
Sensitivity Analysis with the Monte Carlo Method and Prediction of Atenolol Removal Using Modified Multiwalled Carbon Nanotubes Based on the Response Surface Method: Isotherm and Kinetics Studies	17
Biogas Production through Anaerobic Codigestion of Distillery Wastewater Sludge and Disposable Spent Yeast	16
Hybrid Biocomposites Based on Used Coffee Grounds and Epoxy Resin: Mechanical Properties and Fire Resistance	16

Identifying the Geographical Origin of Tobacco Leaf by Strontium and Lead Isotopic with Mineral Elemental Fingerprint	16
Methylene Blue Adsorption BY UV-Treated Graphene Oxide Nanoparticles (UV/n-GO): Modeling and Optimization Using Response Surface Methodology and Artificial Neural Networks	15
Color Removal of Textile Wastewater Using Electrochemical Batch Recirculation Tubular Upflow Cell	15
Estimating the Physical Properties of Nanofluids Using a Connectionist Intelligent Model Known as Gaussian Process Regression Approach	15
Investigation of Mechanical and Thermal Properties on Novel Wheat Straw and PAN Fibre Hybrid Green Composites	15
Experimental Intensification and Modeling of Solid–Liquid Extraction of Polyphenols From Rice Husk Waste Using Organic Solvents	14
Kinetics and Equilibrium Studies of the Adsorption of Copper(II) Ions from Industrial Wastewater Using Activated Carbons Derived from Sugarcane Bagasse	14
Municipal Solid Waste Challenges in Ethiopia and Valorizing the Potential of the Organic Waste Fraction for Composting and Bioenergy	14
Domestic Organic Waste: A Potential Source to Produce the Energy via a Single-Chamber Microbial Fuel Cell	14
Geotechnical Investigation and Microanalysis of Black Cotton Soil Amended with Guar Gum and Polyethylene Terephlate Fibre	13
Investigating the Adsorption of Humic Acid from Water Using CTS/PAM and CTS/PAM/EDTA Adsorbents	12
Application of Monod Equation and First‐Order Rate Kinetics for the Calculation of Crude Oil Concentration Along Depths of Stagnant Freshwater and Saltwater Media	12
Briquetting of Dry Sugarcane Leaves by Using Press Mud, Cow Dung, and Buffalo Dung as Binders	11
Mechanical Behavior of Aluminum and Graphene Nanopowder-Based Composites	11
Effect of Nitrogen Ion Implantation Energy on the Mechanical and Chemical Properties of AISI M50 Steel	11
Enhancing Graphene Oxide Production and Its Efficacy in Adsorbing Crystal Violet: An In‐Depth Study of Thermodynamics, Kinetics, and DFT Analysis	11
ZSM-5/γ-Al2O3 Catalysts for Methanol Dehydration: Tuning Pore Structure by Carbon Nanotubes as a Pore-Forming Agent	10
Economic and Environmental Comparison of the Monosodium Glutamate (MSG) Production Processes from A‐Molasses in an Integrated Sugarcane Biorefinery	9
Theoretical Analysis of Isentropic Exponent Effects on the Internal Flow of Supercritical CO2 Centrifugal Compressors	9
3D Hollow Mg-Ca-Al Hydrotalcite-Like Compounds Doped with KF for Catalytic Transesterification	9
Review of Single Bubble Motion Characteristics Rising in Viscoelastic Liquids	9
A Numerical Study of the Effects of Using Reformer Gas on Ignition Characteristics under Dual-Fuel Engine-Relevant Conditions	9
Sisko Hybrid Nanofluid Model for Blood Flow Over an Exponentially Stretched Cylinder Incorporating Homogeneous–Heterogeneous Reactions: A Framework of the Modified Buongiorno Model	8
Comparative Investigation on Two Synthesizing Methods of Zeolites for Removal of Methylene Blue from Aqueous Solution	8
Sludge Formation Analysis in Hydraulic Oil of Load Haul Dumper 811MK V Machine Running at Elevated Temperatures for Bioenergy Applications	8
Optimization of Dye Removal of Cibacron Red Textile Dye From Wastewaters Using Kombucha Scoby With the Taguchi Method	8
Characterization and Optimization of Calcination Process Parameters for Extraction of Aluminum from Ethiopian Kaolinite	7
Comparing the Coagulation Performance of Rice Husk, Cypress Leaves, and Eucalyptus Leaves Powders with That of Alum in Improving the Turbidity and pH of Some Local Water Sources in Bamenda, Cameroon	7
Reaction Kinetics of Cinnamaldehyde Hydrogenation over Pt/SiO2: Comparison between Bulk and Intraparticle Diffusion Models	7
Comprehensive Modeling in Predicting Liquid Density of the Refrigerant Systems Using Least-Squares Support Vector Machine Approach	7
Spatial Differentiation of Ecological Stoichiometry of Nitrogen and Phosphorus in Mollic Epipedon of China	7
Study on Osmotic Consolidation and Hydraulic Conductivity Behavior of an Expansive Soil Inundated with Sodium Chloride Solution	7
Silica Coating of Metal-Loaded H-ZSM-22 to Form the Core-Shell Nanostructures: Characterization, Textural Properties, and Catalytic Potency in the Esterification of Oleic Acid	7
A Retrospective Analysis of Polymer Selection Using Solvent Casting: Formulation and DoE Optimization of the Amorphous Solid Dispersion of Amoxicillin Trihydrate by a Spray Drying Method	7
Effect of Traditional Process Methods on the Physicochemical and Functional Properties of a Traditional Food Salt (Nikkih) Obtained from Waste Biomass Peels of Musa paradisiaca and Musa acuminate	7
Application of a Supervised Learning Machine for Accurate Prognostication of Hydrogen Contents of Bio-Oil	7
Study of Extraction Kinetics of Total Polyphenols from Curry Leaves	7
Acidithiobacillus ferrooxidans Leaching of Silica‐Sulfide Gold Ores from May‐Hibey Deposits, Tigray, Ethiopia	6
Photocatalytic Performance Study of Organophosphorus-Doped Tungsten Trioxide and Composite Materials	6
Study on Susceptibility and Mechanism of Reheat Cracking in Welded Joint of Type 347 Austenitic Stainless Steel	6
Numerical Simulation of a Novel Hydrocyclone Mixer Structurally Optimized for Mixing Performance and Energy Efficiency	6
Estimation of Acetic Acid Concentration from Biogas Samples Using Machine Learning	6
Performance Optimisation of Low‐Damage Foam Fracturing Fluid System in Unconventional Reservoirs	6
Effect of inside Surface Baffle Conditions on Just Drawdown Impeller Rotational Speed	6
Investigations of Structural and Residual Trapping Phenomena during CO2 Sequestration in Deccan Volcanic Province of the Saurashtra Region, Gujarat	6
Production of Biodiesel from Mixed Castor Seed and Microalgae Oils: Optimization of the Production and Fuel Quality Assessment	6
Interaction Study of Oxygen and Iron-Sulfur Clusters Based on the Density Functional Theory	6
Evolving Machine Learning Methods for Density Estimation of Liquid Alkali Metals over the Wide Ranges	6
Research on Rapid Evaluation Methods for Hydrogen Consumption and Driving Range of Fuel Cell Vehicles	6
Study on Mechanical Properties of Banana Fiber-Reinforced Materials Poly (Lactic Acid) Composites	6

Design of an Adaptive Control to Feed Hydrogen-Enriched Ethanol-Gasoline Blend to an Internal Combustion Engine	5
A Review on Machine Learning Application in Biodiesel Production Studies	5
Analysis Study of Available Alternatives for Mitigation of Aromatic Hydrocarbon Emissions from a Glycol Dehydration Unit	5
Machining Performance of AA2024/5Al2O3/5Gr Hybrid Composites under Al2O3 Mixed Dielectric Medium	5
Analysis of Cylindrical Damper Effects on Turbine Meters Accuracy in a Pulsating CNG Suction Line: An Optimal Design through CFD Simulations	5
Proposing an Adaptive Neuro-Fuzzy System-Based Swarm Concept Method for Predicting the Physical Properties of Nanofluids	5
Removal of Natural Organic Matter (NOM) from Aqueous Solutions by Multi-Walled Carbon Nanotube Modification with Magnetic Fe3O4 Nanoparticles	5
Influence of Gas from Long-Flame Coal Spontaneous Combustion on Gas Explosion Limit	5
Banana Fiber-Reinforced Epoxy Composites: Mechanical Properties and Fire Retardancy	5
Dry Reforming of Methane with Mesoporous Ni/ZrO2 Catalyst	5
Synthesis of Furfural from Xylose Using Carbon‐Based Bifunctional Solid Acid Catalyst in the Biphasic System	5
Optimization of Ultrasonic‐Assisted Extraction of Phenolics and Terpenoids from Sweet Basil Leaves Using Natural Deep Eutectic Solvents	5
Valorization of Waste Cooking Oil into Biodiesel via Bacillus stratosphericus Lipase Amine-Functionalized Mesoporous SBA-15 Nanobiocatalyst	5
Comparison of the Efficiency of Ultraviolet/Zinc Oxide (UV/ZnO) and Ozone/Zinc Oxide (O3/ZnO) Techniques as Advanced Oxidation Processes in the Removal of Trimethoprim from Aqueous Solutions	5
The Effect of Sweeping Media and Temperature on Aqueous CO2 Removal Using Hollow Fiber Membrane Contactor (HFMC): An Experimental Determination	4
Effects of Thermodiffusion and Chemical Reaction on Magnetohydrodynamic-Radiated Unsteady Flow Past an Exponentially Accelerated Inclined Permeable Plate Embedded in a Porous Medium	4
Seawater Desalination Based on a Bubbling and Vacuum-Enhanced Direct Contact Membrane Distillation	4
Extraction of Catechins from Aegle marmelos Fruit Pulp: Statistical Optimization Using Response Surface Methodology and Artificial Neural Networks	4
Optimization of Deep Eutectic Solvents Extraction of Effective Components from Phellodendron chinense Schneid by Response Surface Methodology	4
CFD Simulation of a New Dynamic-Static Stirred Model and Its Application in the Leaching Process of Chromite	4
Bioremediation of Polycyclic Aromatic Hydrocarbons in Contaminated Soils Using Vermicompost	4
Assessment on Performance and Emission Characteristics of the CRDI Engine Fueled with Ethanol/Diesel Blends in Addition to EGR	4
Analysis of Bagasse Cellulose-Based Hydrogel for Methylene Blue Removal from Textile Industry Wastewater	4
Modelling of Jatropha Oil Hydrocracking in a Trickle-Bed Reactor to Produce Green Fuel	4
Isothermal Drying Kinetic Study of Spent Coffee Grounds Using Thermogravimetric Analysis	4
Comparison of Mixing Performance of HB Impeller as Large Paddle Impeller	3
Treatment of Distillery Industrial Wastewater Using Ozone Assisted Fenton’s Process: Color and Chemical Oxygen Demand Removal with Electrical Energy per Order Evaluation	3
Synthesis and Study of Kinetics of CoFe₂O₄@SiO₂‐Chitosan Adsorbents for Removal of Cadmium and Lead From Water	3
Development of Artificial Intelligence Methods for Determination of Methane Solubility in Aqueous Systems	3
A Review of Hybrid Process Development Based on Electrochemical and Advanced Oxidation Processes for the Treatment of Industrial Wastewater	3
Analysis of 3E (Energy-Economical-Environmental) for Biogas Production from Landfill: A Case Study	3
Experimental Studies of Thermal Hydraulics of Deep Eutectic Solvent Based on Choline Chloride	3
Optimization of Keratin Hydrolysate Extraction from Tannery Sheep Hair Waste	3
Efficient Biomass Fractionation via Organosolv for Sustainable Bioenergy Production: A Comprehensive Review	3
Optimization of Essential Oil Extraction from Bitter Leaf (Vernonia Amygdalina) by Using an Ultrasonic Method and Response Surface Methodology	3
Agrofood Waste and By-Product Valorization, Extraction, and Characterization of Pectin from the Waste Biomass Fruit Peel of Aframomum angustifolium Using Response Surface Methodology as Alternative So	3
Using an SGB Decision Tree Approach to Estimate the Properties of CRM Made by Biomass Pretreated with Ionic Liquids	3
Optimization of Parameters Using Taguchi Orthogonal Array Design for an Intensified Per-Pass Conversion of Alphabutol® Technology in Butene-1 Production	3
Synthesis of Micromesoporous Zeolite-Alumina Catalysts for Olefin Production from Heavy Crude Oil	3
Impact of Hydrocyclone Geometry on Glycerol Separation Efficiency in Biodiesel Purification	3
Optimization of 3D Printing Process Parameters of Polylactic Acid Filament Based on the Mechanical Test	3
Thin‐Layer Drying Model, Drying Rate, and Effective Water Diffusion Coefficient of Pelleted Feed	3
Methane Biogas Production in Malaysia: Challenge and Future Plan	3
Biodiesel Yield and Conversion Percentage from Waste Frying Oil Using Fish Shell at Elmina as a Heterogeneous Catalyst and the Kinetics of the Reaction	3
Biodiesel Production from Waste Animal Fat by Transesterification Using H2SO4 and KOH Catalysts: A Study of Physiochemical Properties	3
Methods for Predicting Speed of Sound in Fatty Acid Ethyl Esters and Ethylic Biodiesels Using Gibbs Energy Additivity	3
Numerical Study on Heat Transfer and Release Characteristics of Key Components in Electrically Heated Tobacco Products	3
Studies on Corrosion Behavior of Mg-Al-Zn-RE Cast Alloy with Powder-Coated Al and CED Mg by Salt Spray Test, Immersion Test, and Electrochemical Test	3
Influence of Injection Pressure on the Dual-Fuel Mode in CI Engines Fueled with Blends of Ethanol and Tamanu Biodiesel	2
Solvent‐Free Synthesized Zeolites NaA‐Supported Binary Nickel‐Silver Nanoparticles and Their Use as an Efficient Catalyst for Hydrodechlorination of 2,4‐Dichlorophenol	2
Preparation of Tetra Pak-Based Hydrochars for Cleaning Water Polluted by Heavy Metal Ions: Physicochemical Properties and Removal Mechanism	2
Single-Stage Microwave-Assisted Coconut-Shell-Based Activated Carbon for Removal of Dichlorodiphenyltrichloroethane (DDT) from Aqueous Solution: Optimization and Batch Studies	2
Applying ANFIS and LSSVM Models for the Estimation of Biochar Aromaticity	2
Comprehensive Monitoring of Complex Industrial Processes with Multiple Characteristics	2
Predicting Optimum Dilution Factors for BOD Sampling and Desired Dissolved Oxygen for Controlling Organic Contamination in Various Wastewaters	2
Regeneration Analysis of Bone Char Used in Water Defluoridation: Chemical Desorption Route, Surface Chemistry Analysis and Modeling	2
Numerical Study to Define Initial Thermal Integration Window for Methane Oxidative Coupling with Dehydroaromatization Reactors	2
Vegetable Oil and Derivates Hydroprocessing Using Ni as Catalyst for the Production of Hydrocarbons	2
Improving Catalytic Activity and Thermal Stability of Methyl-Parathion Hydrolase for Degrading the Pesticide of Methyl-Parathion	2
Anaerobic Codigestion of Tuber Waste and Fruit Waste: Synergy and Enhanced Biogas Production	2
Comparative Study on Combustion and Flame Characteristics of Laminar Methane/Air and N-Butane/Air Flames in a Micro-Slot Burner	2
Using Sono-Electro-Persulfate Process for Atenolol Removal from Aqueous Solutions: Prediction and Optimization with the ANFIS Model and Genetic Algorithm	2
Separation of Some Anionic Dyes Using Reverse Micelles of CTAB and SDS as Efficient Surfactants Adsorbents from Aqueous Medium	2
Au-O-MWCNTs and TiO2-O-MWCNTs as Efficient Nanocarriers for Dexamethasone: Adsorption Isotherms and Kinetic Studies	2
Effect of Double Stratification on MHD Williamson Boundary Layer Flow and Heat Transfer across a Shrinking/Stretching Sheet Immersed in a Porous Medium	2
An Overview of the Application of Harmony Search for Chemical Engineering Optimization	2
The Effects of a Sodium Carbonate Catalyst on Calorific Value, Flash Point, Cetane Index, and pH of Tire Pyrolysis Oil	2
Impact Evaluation of Wastewater Treatment Based on the Anaerobic Digestion of Sewage Sludge Using the Life Cycle Assessment Method	2
Performance and Emission Analysis of Waste Cooking Oil Biodiesel Mixed with Titanium Oxide Nano-Additives	2
Simulation of Mass and Heat Transfer of Droplets Collision in a Flash Evaporation Pattern	2
Combined Effect of Compression Ratio and Fuel Injection Pressure on CI Engine Equipped with CRDi System Using Prosopis juliflora Methyl Ester/Diesel Blends	2
Heat and Mass Transfer Enhancement of MHD Hybrid Nanofluid Flow in the Presence of Activation Energy	2
Finite-Element Simulation of Electroosmotic Mixing: A Study of the Simultaneous Effects of Working Parameters for Optimization	2
Optimizing Rumen Fluid Inoculation for Enhanced Biogas Production Using Organic Waste Codigestion	2
Application of Artificial Intelligent Approach to Predict the Normal Boiling Point of Refrigerants	2
Study on Water Transport Mechanisms of the PEMFC Based on a Visualization Platform and Water Balance Model	2