The adoption of light electric vehicles, such as electric scooters and bicycles, has increased interest in sustainable micromobility systems for university and urban environments. However, limited access to dedicated charging infrastructure remains a practical barrier to wider im...
Open access
Research Article10.9734/jenrr/2026/v18i6519
Joy Ogunwuyi, Adebayo Adeleye, Oluwakunle Ogunsakin, Peace Folarin, Chukwuebuka Paul Chinwuba, Samuel Ayanwumi, George Akpowu, Michael Adesanya, Alexander Shobogun, Alfred Desmond Obande, Alfred Emmanuel Idoko, Emmanuel Anegbe, Saviour Tertindi Tile, Boluwatife Oluwasegun, Olorunfemi Joshua, Clement Akutam Azure & Opeyemi Akanbi·Journal of Energy Research and Reviews·2026
Perovskite solar cells (PSCs) rank among the most consequential photovoltaic technologies to emerge this century, having reached certified power conversion efficiencies above 26% for single-junction devices within barely two decades of their first demonstration. Yet this progress...
Open access
Research Article10.9734/jenrr/2026/v18i6518
This study evaluated clear-sky downward longwave radiation (DLR) at Ikeja and Warri, two stations in the coastal climatic zone of Nigeria. It assessed the relationship between DLR with relative humidity and air temperature, examined the performance of eleven existing empirical mo...
Open access
Research Article10.9734/jenrr/2026/v18i6517
Elijah Asamoah Amoateng, Emmanuel C. Njemanze, Israel David, Blessing Ishola, Sunday Raymond Ogamune, Uchechi Precious Dike & Onodje Lucky·Journal of Energy Research and Reviews·2026
Background: While Renewable Energy Technologies (RETs) are central to global climate strategies, their actual effectiveness in reducing Greenhouse Gas (GHG) emissions is often complicated by lifecycle carbon costs, geographical differences, and varying levels of technological int...
Open access
Research Article10.9734/jenrr/2026/v18i5513
The relationship between energy efficiency and manufacturing productivity is often assumed to be linear. Yet theoretical and empirical evidence suggest significant asymmetries: firms may respond differently to efficiency gains than to efficiency losses. This study investigates th...
Open access
Research Article10.9734/jenrr/2026/v18i6514
Ozoemelam Onyebuchi, Nwatu Esther Onyinyechi, Doherty Kemi Beatrice, Asanga Ebong Usen, A. C. Onyeaghala Chukwuebuka, Alliagbor Abass & Nyabam Mopa Ashem·Journal of Energy Research and Reviews·2026
Solar photovoltaic (PV) technology has become a technically feasible and economically viable option for addressing electricity supply deficits in Imo State and Nigeria. This research paper presents a correlation analysis between some major meteorological variables, including maxi...
Open access
Research Article10.9734/jenrr/2026/v18i6515
The high energy demand associated with solvent regeneration remains a major limitation in amine-based carbon dioxide (CO₂) capture from natural gas, significantly affecting process efficiency and operational cost. Despite the widespread use of chemical absorption technologies, li...
Open access
Research Article10.9734/jenrr/2026/v18i6516
Understanding the scope for substitution between energy and non-energy inputs is central to the design of energy taxes, subsidies, and environmental regulation. Using annual data for 1981–2023, this study estimates Allen (AES) and Morishima (MES) elasticities among capital, labou...
Open access
Research Article10.9734/jenrr/2026/v18i5512
Background: The escalating demand for sustainable energy solutions is especially pronounced in remote and off-grid regions where conventional power infrastructure is either limited or absent. In this context, the deployment of renewable energy systems—particularly solar and wind—...
Open access
Research Article10.9734/jenrr/2026/v18i5511
The high cost of feedstock for biodiesel production limits the competitive potential of the fuel as a substitute for the petroleum diesel. The current study investigated the optimization of biodiesel yield from the transesterification of rubber seed oil. The operating parameters...
Open access
Research Article10.9734/jenrr/2026/v18i5510