OOIR: Observatory of International Research

Papers

(The H4-Index of Sustainable Energy & Fuels is 37. 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 2020-04-01 to 2024-04-01.)

Article	Citations
Alkaline membrane fuel cells: anion exchange membranes and fuels	163
Recent advances in integrated CO₂capture and utilization: a review	143
Green ammonia as a spatial energy vector: a review	134
On the climate impacts of blue hydrogen production	126
Recent trends in graphene supercapacitors: from large area to microsupercapacitors	106
MgCo₂O₄-based electrode materials for electrochemical energy storage and conversion: a comprehensive review	96
Oxygen vacancies in Co₃O₄nanoarrays promote nitrate electroreduction for ammonia synthesis	82
Sugarcane bagasse based biorefineries in India: potential and challenges	65
Photocatalytic water splitting: advantages and challenges	64
Progress and challenges on scaling up of perovskite solar cell technology	61
A review on MXenes: new-generation 2D materials for supercapacitors	59
The synergistic effect with S-vacancies and built-in electric field on a TiO₂/MoS₂ photoanode for enhanced photoelectrochemical performance	56
Demonstration of green hydrogen production using solar energy at 28% efficiency and evaluation of its economic viability	55
Hydrogenation of aromatic and heteroaromatic compounds – a key process for future logistics of green hydrogen using liquid organic hydrogen carrier systems	55
Nanoflower Ni(OH)₂grownin situon Ni foam for high-performance supercapacitor electrode materials	55
Valorisation of xylose to renewable fuels and chemicals, an essential step in augmenting the commercial viability of lignocellulosic biorefineries	52
An efficient hybrid supercapacitor based on Zn–Mn–Ni–S@NiSe core–shell architectures	50
Ambient N₂-to-NH₃fixation over a CeO₂nanoparticle decorated three-dimensional carbon skeleton	50
Benzothiadiazole-based photosensitizers for efficient and stable dye-sensitized solar cells and 8.7% efficiency semi-transparent mini-modules	48
Perspectives and prospects of underground hydrogen storage and natural hydrogen	46
Recycling bread waste into chemical building blocks using a circular biorefining approach	46
Nano-structured silicon and silicon based composites as anode materials for lithium ion batteries: recent progress and perspectives	45
Lattice-disorder layer generation from liquid processing at room temperature with boosted nanointerface exposure toward water splitting	45
Current progressions in transition metal based hydroxides as bi-functional catalysts towards electrocatalytic total water splitting	44
Enzyme immobilization as a strategy towards efficient and sustainable lignocellulosic biomass conversion into chemicals and biofuels: current status and perspectives	44

Power-to-methanol process: a review of electrolysis, methanol catalysts, kinetics, reactor designs and modelling, process integration, optimisation, and techno-economics	43
Benzyltoluene/perhydro benzyltoluene – pushing the performance limits of pure hydrocarbon liquid organic hydrogen carrier (LOHC) systems	43
Surface treatment of ZnO films with carbon nanotubes for efficient and stable perovskite solar cells	42
Development of proficient photocatalytic systems for enhanced photocatalytic reduction of carbon dioxide	41
Recent advances in metal–organic framework-based photocatalysts for hydrogen production	41
Phase junction crystalline carbon nitride nanosheets modified with CdS nanoparticles for photocatalytic CO₂reduction	41
Recent developments in ionic liquid pretreatment of lignocellulosic biomass for enhanced bioconversion	41
Redox flow batteries: a new frontier on energy storage	41
The rational design of hierarchical CoS₂/CuCo₂S₄ for three-dimensional all-solid-state hybrid supercapacitors with high energy density, rate efficiency, and operationa	39
Outlook for ammonia as a sustainable transportation fuel	39
Carbon and metal-based catalysts for vanadium redox flow batteries: a perspective and review of recent progress	38
The prospects of developing a highly energy-efficient water electrolyser by eliminating or mitigating bubble effects	37
Recent progress in biomass-derived carbon materials used for secondary batteries	37
Progress in theoretical and experimental investigation on seawater electrolysis: opportunities and challenges	37