OOIR: Observatory of International Research

Papers

(The H4-Index of Sustainable Materials and Technologies is 24. 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 2021-02-01 to 2025-02-01.)

Article	Citations
Comprehensive overview of wood polymer composite: Formulation and technology, properties, interphase modification, and characterization	93
A review on global warming potential, challenges and opportunities of renewable hydrogen production technologies	89
Low-cost, superhydrophobic, flame-retardant sunflower straw-based xerogel as thermal insulation materials for energy-efficient buildings	78
Thermal insulating and fire-retardant lightweight carbon-slag composite foams towards absorption dominated electromagnetic interference shielding	56
Si/C composite embedded nano-Si in 3D porous carbon matrix and enwound by conductive CNTs as anode of lithium-ion batteries	55
Antipathogenic upcycling of face mask waste into separation materials using green solvents	51
Food waste eggshell valorization through development of new composites: A review	50
Remanufacturing and mechanical property restoration of post-used polypropylene-based composites based on in-situ impregnated 3D printing	50
Recycled carbon fibers as an alternative reinforcement in UHMWPE composite. Circular economy within polymer tribology	37
Environmental impacts of waterproof membranes with respect to their radon resistance	36
KCl-assisted synthesis of hierarchically porous carbon materials from water-soluble 2-hydroxyethyl cellulose for high-performance green supercapacitors	36
Construction of large-sized ultra-black films for efficient solar-thermal conversion under harsh environmental conditions	32
High separation efficiency of ternary cathode materials from spent lithium-ion batteries by ternary molten Li-salt method	28
Manufacturing strategies and emerging directions of mixed-matrix membranes based on natural Halloysite nanotubes	28
Polyacrylamide/EDTA-modified chitosan/graphene oxide hydrogels as an adsorbent and supercapacitor for sustainable applications	28
Sustainable synthesis and manufacturing of silver powder-based metal clay for zero-waste technology applications	28
An environmental impact comparison between wire + arc additive manufacture and forging for the production of a titanium component	28
Exploring shared adsorption capacity and thermodynamics for simultaneous removal of microcystin and phosphorus via green sorption media in eutrophic water	27
Enhanced abundance of oxygen-containing intermediates from pre-oxidation of poplar sawdust facilitates generation of porous structures in activation with phosphoric acid	27
A closed-loop coupling process of leaching and solvent extraction for Li2CO3 and FePO4 recovery from spent LiFePO4	27
ZnAl-LDH and B-impregnated polymeric semiconductor (g-C3N4) for solar light-driven photocatalysis to treat phenolic effluent	26
Iron ore wires as consumable electrodes for the hydrogen plasma smelting reduction in future green steel production	26
Efficient recycling of Co3O4 from spent lithium-ion batteries and its application as an electrochemical sensor and photocatalyst	25
Environmental, economical, and machinability based sustainability assessment in hybrid machining process employing tool textures and solid lubricant	25
Solvent-based recovery of high purity polysulfone and polyester from end-of-life reverse osmosis membranes	24

Mucor cells passively immobilized on rose waste phyto-biomass: An eco-friendly hybrid material for the biotreatment of reactive dye contamination	24
Superlithiophilic N, S-codoped carbon on Ni foam as a stable 3D host for dendrite-free Li metal anodes	24