OOIR: Observatory of International Research

Papers

(The H4-Index of Sustainable Energy Technologies and Assessments is 45. 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
A high-frequency reduced-order model for parameters optimization of AC/DC distribution systems considering random disturbances	184
The role of sustainability characteristics in the diffusion of renewable energy technologies	154
Optimization assisted CFD for using double porous cylinders on the performance improvement of TEG mounted 3D channels	144
An inclined pedal type piezoelectric energy harvester for pedestrian flow and vehicle safety monitoring	143
Hydroxylamine NH2OH and ammonium dinitramide NH4N(NO2)2 aqueous solutions in combination with ammonia and aqueous ammonia as marine fuels	134
Delving into judiciously extracted inexpensive micro-algal dyes for DSSCs: Spectral decipherment and time-oriented extraction systems	119
Advancements in performance of zinc oxide/carbon quantum dots based photovoltaic trigeneration system using genetic algorithm and particle swarm optimization	117
Energy technology assessment in managing sustainable energy transitions: A bibliometric analysis	117
A critical review of the recently developed laboratory-scale municipal solid waste landfill leachate treatment technologies	114
Recent developments in solar-powered refrigeration systems and energy storage methods for on-farm preservation of fruits and vegetables	113
A novel energy, exergy and sustainability analysis of a decentralized solar air heater integrated with V-shaped artificial roughness for solar thermal application	93
Integrating thin-film semi-transparent photovoltaics in greenhouse agrivoltaics: materials, energy yield, photosynthesis response, crop productivity, and future directions	91
Comparative review of imaging and non-imaging solar concentrators for hybrid photovoltaic–thermal applications	89
Valorization of banana peel waste through coupled dark fermentation and microbial fuel cells: bioenergy production and life cycle assessment	87
Experimental evaluation of solar multistage direct contact membrane distillation system for water desalination	78
Effect of metal foam on improving solid–liquid phase change in a multi-channel thermal storage tank	76
A new small-scale eco-friendly FIV-based shallow water energy harvester for sustainfable IoT/WSN-based smart/precision farming/agriculture applications	76
A low-frequency rotating electromagnetic vibration energy havester	70
The initial equivalent stiffness of five-bucket foundation in clay	69
Residential-IST: A web-based decision-support tool for bridging knowledge gaps in performance-driven residential building design and retrofitting in Istanbul, Türkiye	66
Multi-agent-based energy management strategy for a novel electric-flywheel hybrid electric vehicle	65
Multivariate optimization towards energy balance with geometric constraints of building design and urban space intensity	60
Advancing solar distillation efficiency through calcium hydroxide coating and enhanced configuration of mirror-assisted system	60
A hybrid Robust-Stochastic optimization model for planned outage based Day-Ahead scheduling of a Plug-in electric vehicles parking lot	58
Evaluating the geographical, technical and economic potential of wind and solar power in China: A critical review at different scales	57

Influence of geometric factors at runner outlet on the hump characteristics of a pump-turbine	57
Effect of blade profile on the external/internal geometry of a small horizontal axis wind turbine solid/hollow blade	56
Corrigendum to “Sizing of large-scale photovoltaic irrigation systems. Model for environmental and economic optimisation of grid-hybrid systems” [Sustain. Energy Technol. Assess. 86 (2026) 104871]	56
Sizing of large-scale photovoltaic irrigation systems. Model for environmental and economic optimisation of grid-hybrid systems	55
Hybrid solar thermal–heat pump approach for cost-competitive decarbonization of industrial steam	54
Fractionation of sugarcane bagasse to co-produce functional xylo-oligosaccharides, bioethanol and lignin-based sunscreen with a novel deep eutectic solvent pretreatment	53
Wind dynamic and energy-efficiency path planning for unmanned aerial vehicles in the lower-level airspace and urban air mobility context	53
Global prospects, challenges and progress of photovoltaic thermal system	52
RETRACTED: The effect of green belt as an environmentally friendly approach on energy consumption reduction in buildings	50
Ruthenium dioxide anchored on reduced graphene oxide nanocomposite for 1.2 V symmetric supercapacitor devices	50
Performance assessment of a novel combined heating mode integrated greenhouse and closed drying system with a dual-temperature steam jet heat pump	50
Converting lignocellulosic biomass into valuable end products for decentralized energy solutions: A comprehensive overview	47
Promoting bifunctional electrocatalytic activity and redox kinetics of praseodymium-based perovskite ceramic for electrochemical energy conversion and storage	47
Multi-agent based energy community cost optimization considering high electric vehicles penetration	47
Maximum power enhancement in solar PV modules through modified TCT interconnection method	47
Triboelectric-electromagnetic hybrid nanogenerators for hydrological monitoring	46
Novel technologies for the sustainable development of energy, water and environmental systems	46
A thermo-hydraulically efficient hybrid solar-geothermal heating solution for sustainable space heating in cold regions	46
LED algal microbial fuel cell stack balancing conception: Electronic voltage reversal blockage, light feed-starvation cycling, and aeration	45
Green energy aware and cluster based communication for future load prediction in IoT	45
A remote sensing image rotation object detection approach for real-time environmental monitoring	45
Model-based sizing of a CO2 heat pump for residential use	45