OOIR: Observatory of International Research

Papers

(The H4-Index of Sustainable Materials and Technologies is 27. 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 2021-04-01 to 2025-04-01.)

Article	Citations
Low-cost, superhydrophobic, flame-retardant sunflower straw-based xerogel as thermal insulation materials for energy-efficient buildings	104
Thermal insulating and fire-retardant lightweight carbon-slag composite foams towards absorption dominated electromagnetic interference shielding	99
Si/C composite embedded nano-Si in 3D porous carbon matrix and enwound by conductive CNTs as anode of lithium-ion batteries	87
Fungal mycelium as leather alternative: A sustainable biogenic material for the fashion industry	76
Nickel-based coatings as highly active electrocatalysts for hydrogen evolution reaction: A review on electroless plating cost-effective technique	69
Carbon-captured sodium hydroxide solution for sustainable alkali-activated slag	64
Hybrid carboxylate-Schiff-bases as electroactive anode materials for potassium-ion batteries	60
Advanced sustainable materials for energy applications	60
Fabrication and electrochemical performance of Ni Cu carbonate/hydroxide-based electrodes for high-performance supercapacitors	54
Validating synergistic effects of hybrid nanomaterials and progressive collapse behaviour of UHPC beams: Do particle packing theory, experiments and finite element analysis strongly interconnected?	45
Comprehensive overview of wood polymer composite: Formulation and technology, properties, interphase modification, and characterization	44
Enhancing electromagnetic interference mitigation: A comprehensive study on the synthesis and shielding capabilities of polypyrrole/cobalt ferrite nanocomposites	40
Life cycle energy and greenhouse gas emissions implications of using carbon fiber reinforced polymers in automotive components: Front subframe case study	38
Nanocellulose functionalized with cinnamon essential oil: A potential application in active biodegradable packaging for strawberry	38
A closed-loop coupling process of leaching and solvent extraction for Li2CO3 and FePO4 recovery from spent LiFePO4	35
Screening of salt hydrates and cellulose nanocrystal composites for thermochemical energy storage using life cycle assessment	34
Manufacturing strategies and emerging directions of mixed-matrix membranes based on natural Halloysite nanotubes	34
Self-supporting electrode engineering design with composite conductive network for asymmetric MnO2//AC supercapacitor	33
Progress in research and technological developments of phase change materials integrated photovoltaic thermal systems: The allied problems and their mitigation strategies	32
Carbon dots regulating microstructure of polyamide layer of forward osmosis membrane for anti-biofouling and unexpected dual-enhancement in water flux and salt rejection	32
Half etching of ZIF-67 towards open hollow nanostructure with boosted absorption ability for toxic smoke and fume in epoxy composites	32
Improved rate and cycling capability of V2O5@MoS2 nanocomposites as an advanced cathode material for rechargeable aqueous zinc-ion batteries	32
Enhancement of phosphogypsum-based solid waste cementitious materials via seawater and metakaolin synergy: Strength, microstructure, and environmental benefits	30
Addressing safety and sustainability issues in the development of nano-enabled MULTI-FUNctional materials for metal additive manufacturing	29
Thiocyanate facilitating thiosulfate extraction of gold via inhibiting formation of passive layer	29

Production of Ni Fe alloy by combined recycling of waste nickel-metal hydride batteries and waste toner powder	27
Carbon-dot liposome–based synthesis of gold nanocatalysts for efficient reduction of 4-nitrophenol in wastewater	27
Remanufacturing and mechanical property restoration of post-used polypropylene-based composites based on in-situ impregnated 3D printing	27
Hollow branched fiber hierarchical porous carbon as recyclable adsorbents and catalysts for efficient CO2 capture and conversion	27
Construction of large-sized ultra-black films for efficient solar-thermal conversion under harsh environmental conditions	27
From ashes to porous hierarchical nanocarbon electrode: Upcycling secondary waste materials through self-catalytic chemical vapour deposition	27