OOIR: Observatory of International Research

Papers

(The H4-Index of International Journal of Energy Research is 41. 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 2022-08-01 to 2026-08-01.)

Article	Citations
Integration of supercapacitor with solar cell based on NiO ₂ and CdS nanopill	342
A comparative study of deep learning neural network architectures and sensitivity analyses for the prediction of color changes in biochar	137
Elucidation of impressive photovoltaic performances upon the treatment of various aminosilanes over plasmonic photoelectrodes of dye‐sensitized solar cells	113
A novel thermal power unit with feedwater pump turbine driven by thermal energy storage system: System construction and performance evaluation	111
Data‐Driven Machine Learning Model for Battery Life Prediction Across Electrode Materials	97
Designing a Revenue Forecast Scheme for Analog Ensemble Method Applied Solar PV Forecasting in South Korea	92
Cost Analysis and Optimization of Green Hydrogen Production via Concentrating Solar Technologies and PEM Electrolyzer	92
Infiltrated Nanofiber-Based Nanostructured Electrodes for Solid Oxide Fuel Cells	86
Multicriteria Decision‐Making Evaluation of Blade Element Momentum Theory Algorithms for Optimal Design of Small‐Scale HAWT Blades	84
Insights Into Lithium‐Ion Battery Cell Temperature and State of Charge Using Dynamic Electrochemical Impedance Spectroscopy	83
Wind Farm Layout Optimization Based on Dynamic Opposite Learning‐Enhanced Sparrow Search Algorithm	81
Coordinated operation strategy for hydrogen energy storage in the incremental distribution network	76
Early Impacts of COVID‐19 Pandemic on the Crude Oil Prices and Demand in Sub‐Saharan Africa: A Review	76
Efficient Porous‐Medium Framework for Compact Heat Pipe Heat Exchanger	72
Multiobjective Optimization and Machine Learning Algorithms for Forecasting the 3E Performance of a Concentrated Photovoltaic-Thermoelectric System	69
Peanut Oil Cake Biomass‐Derived Hierarchical Porous Carbon by Dual Step Activation as Potential Electrodes for Fabrication of Prototype Symmetric Supercapacitor Device	66
Prediction of Equivalence Ratio in Combustion Flame Using Chemiluminescence Emission and Deep Neural Network	62
Multifunctional Boehmite Grafting on Al ₂ O ₃ ‐Coated Polypropylene Separators for Fire‐Retardant	62
Charging Station Sizing and Placement for EV Docking Station in Smart Grid	58
A Review of Research on the Thermo‐Force Characteristics of Scramjet Engine Wall Based on Neural Networks	56
Investigation of Overburden Collapse Behavior and Optimization of Sectional Coal Pillar Widths in Deep‐Buried Fully‐Mechanized Top‐Coal Caving Mining Faces	55
Electrochemical Performance of Spongy Snowballs of O3-NaFeO2@SnO: Cathodes for Sodium Ion Batteries	55
CFD Analysis of a Latent Thermal Storage System (PCM) for Integration with an Air‐Water Heat Pump	53
Guest editorial for the special issue on: energy technology advancements	52
Energy Resource Cost Accounting Method in Iron and Steel Industry Considering Production Process and Multiproduct Effect	51

Towards High Solar Contribution in Hybrid CSP-Combined Cycle Gas Turbine Plants	51
Development of Mixed Matrix Membranes by Using NH₂‐Functionalized UiO‐66 and [APTMS][AC] Ionic Liquid for the Separation of CO₂	51
Spent Tea Leaves and Coffee Grounds as Potential Biocathode for Improved Microbial Electrosynthesis Performance	51
Predictive Model for Solar Insolation Using the Deep Learning Technique	47
Interfacial Charge Dynamics and Optical Constraints in Chlorophyll‐Functionalized TiO ₂ Nanotube Arrays	47
Efficient Electrocatalysts for Hydrogen Evolution Reaction Using Heteroatom-Doped MXene Nanosheet	46
Optimal Investment Strategy Analysis of On‐Site Hydrogen Production Based on the Hydrogen Demand Prediction Using Machine Learning	46
Remarkable Conductivity and Durability of Anion Exchange Membrane With Poly(Fluorene‐Terphenyl Piperidinium) Incorporating Graphene Oxide	46
Strategic Criteria for the Formulation of Economic and Energy Policies in Colombian Agriculture: A Renewable Energy–Based Approach	46
Enhancing Heat Transfer of Photovoltaic Panels with Fins	45
Walrus Optimization Algorithm for Multi‐MPP Tracking Under Harsh and Variable Conditions: Simulation and Real‐Time Validation	45
Recent Research Trends on Zeolitic Imidazolate Framework-8 and Zeolitic Imidazolate Framework-67-Based Hybrid Nanocomposites for Supercapacitor Application	45
Advancements in Model Parameter Estimation for Proton Exchange Membrane Fuel Cells via Enhanced Artificial Hummingbird Algorithm	44
Mechanical Strain‐Modulated Multifunctional Pr‐Doped BaTiO₃ Thin Film for Luminescence Sensing and Piezoelectric Energy‐Harvesting Applications	42
Techno‐Economic and Environmental Assessment of Grid‐Connected Solar Photovoltaic Systems Across Five Climate Zones in Turkey	42
Anaerobic Digestion of Organic Waste for Bioenergy Production: Optimization, Performance, and Sustainability—A Review	41
Multi‐Scale Geomechanical Modelling of Unconventional Shale Gas: The Implication on Assisting Geophysics–Geology–Engineering Integration	41