Introduction: Physics instruction in Nigerian secondary schools often fails to connect abstract concepts to students’ lived realities, limiting genuine understanding and engagement. Objectives: This paper introduces and theorises the Concrete-Representational-Abstract-Lived-Exper...
Open access
Research Article10.9734/ajr2p/2026/v10i4250
Digital filtering in 5G front ends requires a design procedure that permits direct comparison of filter families under identical specifications. This study presents a unified comparative workflow for synthesising Chebyshev Type I and Elliptic digital filters using frequency-domai...
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Research Article10.9734/ajr2p/2026/v10i4251
This study focuses on the analysis of Lamé’s parameters in clastic rocks of different reservoir quality in the Akau field of the Central Swamp, Niger Delta. Two channel-reservoir models filled with sands of different geological ages and located at different depths were considered...
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Research Article10.9734/ajr2p/2026/v10i4249
This study assesses the radiological safety of sediments obtained from dredging activities along the Nun River, Bayelsa State, Nigeria, where such materials are commonly used in residential construction. Given the potential contribution of naturally occurring radionuclides in bui...
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Research Article10.9734/ajr2p/2026/v10i4248
Sanda Yusuf Sadau, Ishaya Iliyasu, Atipo Kolawole M, Ojo Emmanuel O, Obonyilo Edache Gabriel, Tina Abinbola Adeniji & Oyadiran Wuyi Jonathan·Asian Journal of Research and Reviews in Physics·2026
Oil and gas exploration can both introduce and redistribute potentially toxic metals and naturally occurring radioactive material across the soils and water bodies of surrounding communities, opening exposure pathways that reach well beyond the immediate production site. This stu...
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Research Article10.9734/ajr2p/2026/v10i4246
The present work aims to investigate the effect of electron irradiation on the properties of silver selenide thin films. In this work, dendritic Ag₂Se thin films were synthesised via a facile, low-cost potentiostatic electrodeposition technique on fluorine-doped tin oxide (FTO) g...
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Research Article10.9734/ajr2p/2026/v10i4245
Accurate characterisation of large-scale radio attenuation is important for fifth-generation (5G) network planning, particularly in heterogeneous urban environments. This study reports a drive-test assessment conducted in Lagos and Ibadan in southern Nigeria and Abuja and Kano in...
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Research Article10.9734/ajr2p/2026/v10i4244
Tropical and equatorial territories combine the most intense sustained rainfall on the planet with an accelerating rollout of fifth-generation mobile networks in the centimetre and millimetre wave bands. The statistical apparatus used to translate environmental and atmospheric me...
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Research Article10.9734/ajr2p/2026/v10i4243
Davidson Odafe Akpootu, Oluwamayowa Emmanuel Agidi, Musa Momoh, Isah Ibrahim Garba, Mudassir Na-Allah, Abba Babagana, Sunday Bongde Yohanna & Muntasir Musa Labbo·Asian Journal of Research and Reviews in Physics·2026
Downward longwave radiation (DLR) is a major component of the surface energy budget, yet the transferability of empirical clear-sky DLR models across Nigeria’s Sahelian climatic zone remains uncertain. This study evaluated eleven existing empirical DLR models and five locally cal...
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Research Article10.9734/ajr2p/2026/v10i4242
The presence of naturally occurring radioactive material in surface water may constitute a radiological health concern where such water is used for domestic purposes. This study investigated gross alpha and gross beta activity concentrations and the resulting annual effective dos...
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Research Article10.9734/ajr2p/2026/v10i3241
This study investigates the heat-transfer characteristics of magnetohydrodynamic (MHD) cobalt ferrite (CoFe₂O₄) nanofluid flow within a Cartesian framework. Two thermal-conductivity correlations are incorporated to represent the effective thermal transport of the nanofluid, while...
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Research Article10.9734/ajr2p/2026/v10i3240
This study investigated the effect of high-temperature thermal annealing on the structural, optical, morphological, and electrical properties of electrochemically deposited Cu₂ZnSnS₄ (CZTS) thin films for photovoltaic and optoelectronic applications. CZTS thin films were deposite...
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Research Article10.9734/ajr2p/2026/v10i3239
Accurate estimation of fine particulate matter (PM2.5) remains a major challenge in data-sparse regions such as West Africa because of limited ground-based monitoring networks and highly variable atmospheric conditions. This study evaluated statistical and machine-learning models...
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Research Article10.9734/ajr2p/2026/v10i3238
Degree-based graph entropies quantify structural heterogeneity in molecular networks. However, a unified entropy treatment of polythiophene and its bipolaron counterpart, together with a direct assessment of descriptor redundancy, is still lacking. This study therefore derives cl...
Open access
Research Article10.9734/ajr2p/2026/v10i3237