OOIR: Observatory of International Research

Papers

(The H4-Index of Green Energy & Environment is 57. 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 2022-05-01 to 2026-05-01.)

Article	Citations
Front Cover	725
Back Cover	255
Advanced Aqueous Electrolytes toward Better Aluminum-ion Batteries: A Comprehensive Review	249
CdS-enzyme composite promotes photobiocatalytic conversion of plastic-derived lactate to chiral chemicals	229
Polysulfide nanoparticles-reduced graphene oxide composite aerogel for efficient solar-driven water purification	221
Bimetallic Mo2C–Co nanoparticles embedded in nitrogen-doped carbon heterostructures as an efficient Fenton-like catalyst for antibiotics degradation	176
Ambient-air fabrication of perovskite solar cells: Challenges, progress, and perspectives	148
MOFs derived FeNi3 nanoparticles decorated hollow N-doped carbon rod for high-performance oxygen evolution reaction	145
Cell-free biocatalysis coupled with photo-catalysis and electro-catalysis: Efficient CO2-to-chemical conversion	144
Bimetallic catalysts as electrocatalytic cathode materials for the oxygen reduction reaction in microbial fuel cell: A review	132
Harnessing tunable lignin-based carbon quantum dots for sustainable water purification	126
Clostridium butyricum mineralization of intracellular gold nanoclusters to boost biohydrogen production using visible light	126
An efficient and mild recycling of waste melamine formaldehyde foams by alkaline hydrolysis	125
Dual-selective silver recovery strategy by simultaneous adsorption-reduction boosted by in-situ magnetic field	114
MOF membrane boosts electrocatalytic nitrogen reduction on perovskite oxides	107
2,6-Diaminoanthraquinone modified MXene (Ti3C2T )/graphene as the negative electrode materials for ionic liquid-based asymmetric supercapacitors	107
CAOSA-extracted lignin improves enzymatic hydrolysis of cellulose	106
Mixed plastics waste valorization to high-added value products via thermally induced phase separation and spin-casting	104
CoSnO3/C nanocubes with oxygen vacancy as high-capacity cathode materials for rechargeable aluminum batteries	104
Front Cover	101
Insight into properties and structures of ionic liquids by machine learning molecular dynamics simulation	100
Freestanding and flexible CNT/Si/metal electrodes for high energy density lithium-ion batteries with enhanced electrochemical performance	98
Biomass-based N doped carbon as metal-free catalyst for selective oxidation of d-xylose into d-xylonic acid	96
Tuning composite solid-state electrolyte interface to improve the electrochemical performance of lithium-oxygen battery	94
Acetone-mediated glucose isomerization over a ZrO2-NC composite catalyst	93

Contents	90
Contents	89
Front Cover	88
Influence of MnOx deposition on TiO2 nanotube arrays for electrooxidation	88
Construction of truncated-octahedral LiMn2O4 for battery-like electrochemical lithium recovery from brine	87
Enhanced CO2 methanation through electronic modification of Ru to Ni in Ni–Al hydrotalcite-derived catalysts	85
Construction of Pd-doped RuO2 nanosheets for efficient and stable acidic water oxidation	84
Breaking the temperature limit of hydrothermal carbonization of lignocellulosic biomass by decoupling temperature and pressure	83
Ferric acetylacetonate/covalent organic framework composite for high performance photocatalytic oxidation	83
Construction of Bi2Fe4O9/MXene Schottky heterojunction: synergistic charge transfer for efficient photocatalytic degradation of ciprofloxacin	82
The need to consider regional supply chains and water usage in H2–steel transition	82
Integration of pore structure modulation and B, N co-doping for enhanced capacitance deionization of biomass-derived carbon	80
The feasibility study of the indium oxide supported silver catalyst for selective hydrogenation of CO2 to methanol	79
Surface-enhanced light harvesting over MOF-derived porous ZnO films for highly efficient QDs-based photoelectrochemical hydrogen generation	78
Novel high-entropy oxides for energy storage and conversion: From fundamentals to practical applications	76
Advances in the structure design of substrate materials for zinc anode of aqueous zinc ion batteries	74
Carbonized waste milk powders as cathodes for stable lithium–sulfur batteries with ultra-large capacity and high initial coulombic efficiency	71
Back Cover	70
Front Cover	68
Back Cover	67
Contents	67
Front Cover	64
NMR diffusion analysis of catalytic conversion mixtures from lignocellulose biomass using PSYCHE-iDOSY	63
Contents	63
3D flower-like mesoporous Bi4O5I2/MoS2 Z-scheme heterojunction with optimized photothermal-photocatalytic performance	62
Increasing the greenness of an organic acid through deep eutectic solvation and further polymerisation	61
Grapevine-like high entropy oxide composites boost high-performance lithium sulfur batteries as bifunctional interlayers	60
Tailoring a photoreactive biomass-based redox coupled material for interaction enhanced removal of Cr(Ⅵ) and As(Ⅲ)	60
Catalyst design strategy toward the efficient heterogeneously-catalyzed selective oxidation of 5-hydroxymethylfurfural	59
Robust ambient-stable 2D heterostructure of copper oxides intercalating black phosphorus for flame retardancy and catalytic removal of carbon monoxide	58
Pyridinic-N doping carbon layers coupled with tensile strain of FeNi alloy for activating water and urea oxidation	57
3D inner-outer asymmetric sponge for enormous-volume emulsion wastewater treatment based on a new “demulsification-transport” mechanism	57