Construction remains labour-intensive and injury-prone, and persistent productivity and workforce pressures have accelerated interest in Construction 4.0 technologies that augment human work through collaborative robots and wearable robotic systems. This targeted systematic evide...
Open access
Research Article10.9734/cjast/2026/v45i104784
Optimising the thickness of the base is a key parameter in the design of AlGaAs/GaAs heterostructure quantum well solar cells, as it determines the trade-off between the absorption of incident photons and the collection of photogenerated carriers. In this study, the photocurrent...
Open access
Research Article10.9734/cjast/2026/v45i104779
Acromegaly is a chronic disorder of growth hormone and insulin-like growth factor 1 excess, caused in almost all cases by a somatotroph pituitary neuroendocrine tumour. Three developments have changed the field within a single decade: the reclassification of pituitary neoplasms a...
Open access
Research Article10.9734/cjast/2026/v45i104780
Rooftop rainwater harvesting can provide supplementary domestic water, but its performance may vary with climate change and altitudinal rainfall gradients. This study evaluated the reliability and storage efficiency of rooftop rainwater harvesting systems under projected climate...
Open access
Research Article10.9734/cjast/2026/v45i104781
Background: Prenatal genetic testing now spans screening of cell-free DNA in maternal plasma, sonographic phenotyping, cytogenetic analysis and exome or genome sequencing of fetal samples. Artificial intelligence, including machine learning and deep learning, has been applied at...
Open access
Research Article10.9734/cjast/2026/v45i104782
Sacred forests are culturally protected forest patches in which spiritual beliefs, customary rules and local institutions regulate access to natural resources. They form some of the last forest remnants of the Dahomey Gap, the natural interruption of the West African forest belt,...
Open access
Research Article10.9734/cjast/2026/v45i104783
Snow trout, Schizopyge curvifrons (Heckel, 1838) (= Schizothorax intermedius MacClelland, 1842), occurs in mountain and foothill waters of the Syrdarya River basin. This study compared morphological variation among four populations from the Karasu Canal, Nurota–Shomurod Spring, S...
Open access
Research Article10.9734/cjast/2026/v45i104777
Backgrounds and Aims: Climate change affects all sectors of the economy, with farming among the sectors most visibly affected, especially in countries that are highly vulnerable to climate change, such as Sierra Leone. The impacts of climate change on farming and the correspondin...
Open access
Research Article10.9734/cjast/2026/v45i104778
Aims: To develop a transferable method for constructing a maintenance strategy framework and an integrated logistics support scheme for heavy mining equipment operated without a mature original equipment manufacturer (OEM) support ecosystem, and to translate that framework into e...
Open access
Research Article10.9734/cjast/2026/v45i104776
Background: Forest loss poses substantial environmental and livelihood challenges, particularly for forest-edge communities that depend heavily on forest resources for food, income, energy, and other essential needs. In Sierra Leone, although forest loss and its associated driver...
Open access
Research Article10.9734/cjast/2026/v45i104775
Roach (Rutilus rutilus) has established populations in irrigation reservoirs and drainage-water storage lakes across several river basins in Uzbekistan. This study evaluated meristic and morphometric variation among geographically separated populations from Lake Eastern Karateren...
Open access
Research Article10.9734/cjast/2026/v45i104772
The European bream, Abramis brama (Linnaeus, 1758), is an invasive fish species that was introduced into the reservoirs of the Kashkadarya and Zarafshan basins in 1958 from the Syrdarya delta to increase the fish productivity of newly created reservoirs. This study compared the m...
Open access
Research Article10.9734/cjast/2026/v45i104773
Background: Agricultural mechanisation in resource-constrained environments depends not only on machinery performance but also on the capacity of local maintenance networks to sustain equipment operation. Conventional maintainability approaches largely emphasise product-related c...
Open access
Research Article10.9734/cjast/2026/v45i104774
Background: Computed tomography (CT) is widely used for diagnostic imaging because of its ability to provide detailed anatomical information. However, CT examinations involve exposure to ionizing radiation, making dose optimization and routine quality control essential for patien...
Open access
Research Article10.9734/cjast/2026/v45i104771
This article analyses the electrical performance of a photovoltaic (PV) system equipped with a single-axis solar tracker under the climatic conditions of Burkina Faso. The objective was to evaluate the electrical performance of a solar-tracking photovoltaic system to optimise the...
Open access
Research Article10.9734/cjast/2026/v45i104770