OOIR: Observatory of International Research

Papers

(The TQCC of Periodica Polytechnica-Chemical Engineering is 4. 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
Heterogeneous Catalytic Method for the One-pot Three-component Synthesis of Isoquinolonic Acid Derivatives Catalyzed by a 4Å Molecular Sieves Supported Lanthanum Catalyst	70
Modeling the Biosurfactant Fermentation by Geobacillus stearothermophilus DSM2313	22
Pervaporation Membrane Development via PSf/PMMA/PDMS Polymeric Blends and ZSM-5/TiO2 Integration for Bioethanol Purification as Sustainable Green Energy	21
Efficiency Increase of Biological Methanation based Power-to-Methane Technology Using Waste Heat Recovery with Organic Rankine Cycle	19
Smelting a Zn – Pb Sulfide Ore with Magnetite and Carbon for the Production of a Silicon Alloy and Extraction of Zinc and Lead into Sublimates	16
Optimization of Cobalt Nanoparticles for Biogas Enhancement from Green Algae Using Response Surface Methodology	15
Transformative Nanosized Organic Coatings with Euphorbia Condylocarpa/Poplar Tree Bark/Zircon Silicate Hybrid System for Enhanced Industrial Resilience	15
Peculiar Features of Formation of the Phase Composition of Black Clinker Ceramics	13
Waste Algae for Bioenergy Generation to Mitigate Eutrophication and Greenhouse Emissions in Water Bodies	13
Carbon Capture and Utilization Technology Development Opportunities Based on Biomethanation	12
Influence of nZnO on Enzyme-mediated PAH-removal from Contaminated Soil	11
Crystalline Forms of 4,4'-Methylenediantipyrine: Crystallographic Unit Cell for the Anhydrous Form, from Laboratory Powder XRD Pattern by DASH Program Package	11
Investigation of the Role of Arabinoxylan on Dough Mixing Properties in Native and Model Wheat Dough Systems	11
Optimization of Ultrasound-enhanced Subcritical Water Hydrolysis of Oil Palm Empty Fruit Bunch for the Production of Fermentable Sugar	10
Preparation of Highly Porous Scaffolds with Controllable Pore Size from Microbial Polyesters	10
Usage of the New Modifier-curing Agent in Plywood Technology: The Influence to Urea-formaldehyde Resin Curing and Formaldehyde Emission	10
Mathematical-model Analysis of the Potential Exposure to Lead, Zinc and Iron Emissions from Consumption of Premium Motor Spirit in Nigeria	9
Synthesis and Studies of 9-Activated 4,5-Dimethoxyacridine Multifunctionalizable Building Blocks	9
The Effective Carbon Number of Chlorobenzenes	9
Study on Kinetics and Reaction Parameters of Biodiesel Production from Sunflower Oil and Methanol Using Zinc Oxide Supported Calcium Oxide	9
Development and Characterization of Chitin-based Hydrogel Nanocomposites from Animal Shells for Sustainable Agriculture	8
Synthesis Processes of Carbonaceous Material/Conducting Polymer Nanocomposites in Relation to Grafting and Electrochemical Properties for Supercapacitor Application: A Review	8
Use of Nanostructured Photocatalysts for Dye Degradation: A Review	7
Characterization and the Effect of Different Parameters on Photocatalytic Activity of Montmorillonite/TiO2 Nanocomposite under UVC Irradiation	7
Biodegradation of Plastic Wastes in Soil: A Review on Testing and Evaluation Procedures	7

Evolved Gases and Unified Kinetic Model for Low-temperature Thermal Decomposition of Rice Straw Hydrolysis Residue for Possible Value Addition	7
Comprehensive Processing of Vanadium-Containing Black Shale Tailings	7
Phytochemical Diversity and Related Bioactivity of Ethyl Acetate Fraction from Different Organs and Provenances of the Edible Halophyte Crithmum Maritimum L.	6
High Surface Area Silica Particles Using Anionic Surfactant Template Prepared by One-step Spray Drying System for Dye Removal Application	6
Testing the Fit of Regression Models Estimated with Extremely Small Samples: Application in Pharmaceutical Stability Studies	6
Study and Optimization of a New Perovskite Solar Cell Structure Based on the Two Absorber Materials Cs2TiBr6 and MASnBr3 Using SCAPS 1D	6
Optimizing Semiconductor-insulator-semiconductor Heterojunction Engineering Performance in a Novel High-efficiency Solar Cell Structure	6
Pressurized Liquid Extraction for the Recovery of Carotenoids and Functional Compounds from Green and Orange Dunaliella salina Biomasses	6
Phytochemical Profiles, in vitro Antioxidants, and Anti-inflammatory Activities of Flowers and Leaves of Lantana camara L. Grown in South of Tunisia	6
Parametric Optimization of a Reactive Distillation Column for the Ethyl Tert-Butyl Ether Production	5
Effect of Fe Addition on Anaerobic Digestion Process in Treating Vinasse: Experimental and Kinetic Studies	5
Acidic Deep Eutectic Solvents as Green and Reusable Catalyst for Emulsifier Synthesis	5
Optoelectronic and Dielectric Properties of Tenorite CuO Thin Films Sprayed at Various Molar Concentrations	5
Modified Koufopanos' Mechanism in the Kinetics of in-situ Catalytic Pyrolysis of Co-pelletized Rice Husks and Ash	5
Synthesis and In Vitro Anticancer Evaluation of Chrysin Containing Hybrids and Other Chrysin Derivatives	5
Preface	5
Total Dissolved Solids, Phenol, and Barium Removals from Oilfield Produced Water Using Kapok Fibers and Ultrafiltration Membrane	5
Flame Protection Technologies for Wood: Developing and Testing for Fire of Timbers with a Flame-retardant Coating Based on the Epoxy-amine Composite Modified by Copper(II) Hexafluorosilicate	5
Diisopropyl Malonate as Acylating Agent in Kinetic Resolution of Chiral Amines with Lipase B from Candida antarctica	5
Metal-Coordinated Epoxy-Amine Composition with Reduced Fire Risk: Elaboration, Thermal and Ignition Resistance	5
The Effects of Different Solvents on Phenolic, Flavonoid, Anthocyanin Contents and Free Radical Scavenging Activity on Pomegranate Juice and Seeds	5
Utilization of Industrial Rosa damascena Mill. By-products and Cocoa Pod Husks as Natural Preservatives in Muffins	4
Optimization of the Hot-Pressing Regime in the Production of Eco-Friendly Fibreboards Bonded with Hydrolysis Lignin	4
Influence of Carbon Black/Silica Hybrid Ratio on Properties of Passenger Car Tire Sidewall	4
Preparation and Morphology Study of Electrospun Cellulose Acetate Fibers Using Various Solvent Systems and Concentrations	4
Comparison of α-Fe2O3 Nanocatalyst Synthesized with Various Surfactants and its Application in Phenol Degradation	4
Applying Heterogeneous Catalytic Reactions for Organic Chemical Syntheses	4
Applicability of Neural Networks for the Fermentation of Propionic Acid by Propionibacterium acidipropionici	4
Modeling of a PEM Electrolyzer Operating at Part Load Conditions for Dynamic Simulation in DWSIM	4
Improving the Performance of Polysulfone-nano ZnO Membranes for Water Treatment in Oil Refinery with Modified UV Irradiation and Polyvinyl Alcohol	4
Evaluation of the Plant Growth Promoting Effect of Root Contact, Diffusible and Volatile Compounds Produced by Rhizobacteria and Microalgae on Arabidopsis Thaliana	4
Nanoformulation of Therapeutic Enzymes: A Short Review	4
Dynamic Light Scattering in Gels and Solutions	4
In–Vitro Antibacterial and Antifungal Efficacy of Greenly Fabricated Senna alata Leaf Extract Silver Nanoparticles and Silver Nanoparticle-Cream Blend	4
Stereoselective Synthesis of Novel (±)-trans-Dihydronarciclasine Analogues: Preparation of a Pivotal Intermediate Containing Two Methoxy Substituents	4
The Application of Mathematical Modeling Tools in Optimizing the Purification Process of the Substance Oligohexamethyleneguanidine Hydrocitrate	4
A Green Synthetic Strategy for Pyrazolo[1,5-a]pyrimidin-7(4H)-one Derivatives by the Reaction of Aminopyrazoles and Symmetric/Non-symmetric Alkynes Assisted by KHSO4 in Aqueous Media	4