This study investigated the enhancement of voltage stability in distribution networks through optimal allocation of distributed generation (DG) using a particle swarm optimization (PSO)-based framework. The Owerri 33/11 kV distribution network was modelled and simulated in the Po...
Open access
Research Article10.9734/ajr2p/2025/v9i4204
Power transmission networks are inherently susceptible to faults arising from uncontrollable environmental factors such as lightning and storms. Rapid identification and localisation of these faults are critical to maintaining system reliability and enabling protective actions. W...
Open access
Research Article10.9734/ajr2p/2025/v9i4203
The study evaluates the seasonal wind energy resources for sustainable electricity generation across some selected states in Northern Nigeria, motivated by the country’s persistent electricity shortages despite abundant renewable resources, highlighting the need for diversificati...
Open access
Research Article10.9734/ajr2p/2025/v9i4202
Vehicle-to-vehicle (V2X) communications is one of the many services supported by 5G, using lower frequency bands and high-frequency millimetre-wave spectrum, along with other radio technologies like ultra-wideband (UWB) and improved sensing and processing techniques. Filters are...
Open access
Research Article10.9734/ajr2p/2025/v9i3201
This review provides a comprehensive and critical analysis of the recent progress (2021–2025) in the application of molybdenum disulphide (MoS2) and molybdenum diselenide (MoSe2) for renewable energy. We focus on three pivotal areas: electro catalytic hydrogen evolution (HER), ph...
Open access
Research Article10.9734/ajr2p/2025/v9i3199
Aims/ Objectives: Main objective. To extract and characterize organic dye mixtures from plant- based chlorophyll and anthocyanin pigments for DSSCs applications. Specific objectives: To extract (solvent extraction process) and mix chlorophyll and anthocyanin dye pigments at varyi...
Open access
Research Article10.9734/ajr2p/2025/v9i3198
This study investigates the structural, optical, morphological, and electrical properties of gadolinium-doped zirconium sulphide (ZrS/Gd) thin films created using the Electrostatic Spray Deposition (ESD) method with respect to the effects of deposition temperature. Thin films dep...
Open access
Research Article10.9734/ajr2p/2025/v9i3197
Aims: To develop an optimal electricity consumption profile for Maasai Mara University based on 90 days actual consumption data. To design and simulate captive grid interactive solar photovoltaic system for Maasai Mara University based on the first objective. Study Design: The sy...
Open access
Research Article10.9734/ajr2p/2025/v9i3196
This study evaluates the performance of wideband channels and path-loss models in 5G macro-cell deployments across diverse terrains in Abuja, with a particular emphasis on urban and rural areas. The study uses a standardised empirical model to investigate the effect of mobility,...
Open access
Research Article10.9734/ajr2p/2025/v9i3195
Due to the growing security risks in the University of Cross River State's female residence halls, an efficient surveillance system is required. The installation of a round-the-clock, real-time monitoring system utilizing computers, solar panels and Wi-Fi cameras is shown in this...
Open access
Research Article10.9734/ajr2p/2025/v9i2194