OOIR: Observatory of International Research

Papers

(The H4-Index of Waste and Biomass Valorization is 26. 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 2021-09-01 to 2025-09-01.)

Article	Citations
Biowaste-Derived Pectin-Collagen Hybrid Backbone based Semi-Interpenetrating Network for Efficient Petroleum Fraction-Water Separation	65
A Clever Application of a Recycled Waste Solution for Levulinic Acid and Adsorbent Production from Apple Pomace Using a Hydrothermal Process	49
Selective Extraction of Second-Generation Sugars by Sequential Acid and Alkali Pretreatment of Arundo donax for Xylitol and Ethanol Production by Candida tropicalis	46
Harnessing the Potential of Bellamya eburnea Shell-Derived Nanoparticles Through Electro-mechanical Optimization in the Performance of PCL Bio-composites: A Green Insulation Revolution	44
Unique Chemistry and Structure of Pyrolyzed Bovine Bone for Enhanced Aqueous Metals Adsorption	43
Replacement of Synthetic Nitrogenous Fertilizer by Human Hair Hydrolysates in Cultivation of Mung Bean (Vigna radiata L.)	43
Photocatalytic Removal of Cyanide from Cassava Processing Wastewater with Simultaneous Generation of H2 and C2H4 Using Ni-modified TiO2	41
Valorization of Cuminum cyminum and Pimpinella anisum Seeds Extracts as Pickling Inhibitors for Zinc: Gravimetric, Electrochemical and Adsorption Studies	38
Chemical, Fermentative, Nutritive and Anti-nutritive Composition of Common Reed (Phragmites australis) Plant and Silage	36
Green Recovery of Cellulose from Posidonia oceanica Leaf Deposits: A Sustainable Biomass Source	36
Bacillus thuringiensis Production Through Solid-State Fermentation Using Organic Fraction of Municipal Solid Waste (OFMSW) Enzymatic Hydrolysate	36
Optimization of Lutein Extraction from Pistachio Waste Using Experimental Design and Ultrasonic Method	35
Tannins for Sustainable Semi-solid-state Supercapacitors	32
Effect of High-Pressure Conditions on the Properties of High-Density Fiberboards Made from Wood Waste Fibers	32
Enzymatic Preparation of Mushroom By-product Protein Hydrolysates (Mb-PPHs)	31
Innovative Combined Method for Tuna Wastewater Treatment Using Yarrowia lipolytica, TiO2 Nanoparticles and Sounds	30
Valorization of Apple Waste from Cold Storage Through Seed Oil Extractions in Western Algeria	30
Simultaneous Fractionation of Low-Gluten Flour and Gum from Durian Seed: Process–Properties Relationship	29
From Waste Plastics to Carbon/Graphene Quantum Dots: A Journey Towards Value-Added Carbon Nanostructures for Various Applications	29
A Comprehensive Review of Food Waste Dryers and Their Energy Supply Methods	29
The Effects of Microwave and Oven Drying on Bioactive Compounds Individual Phenolic Constituents and the Fatty Acid Profiles of Bitter Orange, Mandarin and Grapefruit Peel and Oils	27
Biomimetic Synthesis of Carbon Dots from Mimosa pudica Leaves for Enhanced Bioimaging	27
Selective Hydrogenolysis of Biodiesel Waste Bioglycerol Over Titanium Phosphate (TiP) Catalysts: The Effect of Pt & WO3 Loadings	27
Agave Leaves as an Alternative Source of Antioxidant and Hypoglycemic Metabolites Through α-glucosidase Enzyme Inhibition	27
Effects of Adding Thermally Treated Penicillin Mycelial Dreg on the Lignocellulose Degradation, Fungal Diversity, and Fertilizer Efficiency of Compost	26

Using Aspergillus ochraceus, a Native Fungus, to Convert Biodiesel-Derived Crude Glycerol to Single Cell Oil for Commercial Applications