The interfacial dipole on pyrolytic graphite surface shows a high dependence with size and coverage of gold nanoparticles. Small nanoparticles with an average size of 2.4 nm exhibit a large dipole moment, decreasing with ...

The work function on graphitic nanostructures coated with gold, platinum and chromium is reported to be significantly modified by the size and density of the metal nanoparticles. Surface potentials on gold ...

A digital elevation model (DEM) is a 3-D representation of the earth’s topography. Vertical accuracy of a global digital elevation model (GDEM) is necessary for optimal application of satellite-based terrain elevation ...

Many countries have promoted biofuels to address energy security, environmental concerns as well as to improve the socio-economic well-being of rural people. This paper evaluates lifecycle net greenhouse gas (GHG) emissions, ...

People who spend too much time being sedentary are more likely to develop musculoskeletal disorders and other non-communicable diseases (NCDs), a health risk likely to increase with increasing sedentary office setting ...

Maintaining trees in cropland can help reduce the levels of carbon dioxide in the atmosphere, increase agricultural productivity and achieve climate resilience. However, it is unclear how trees impact on soil ...

This study examined the socio-economic factors influencing household crop commercialization among soybeans smallholder farmers in Chipata District of Zambia. Purposive sampling was used to select four ...

The objective of the study was to evaluate if sisal fibre and polyethenewaste plastics can be used in road construction of flexible pavement to improve strength and reduce moisture susceptibility. The ...

Fatty acid composition analysis in some tissues of commercially available freshwater and marine fishes in the Kenyan waters was conducted. Four (4) fish species from Lake Naivasha; Largemouth bass or black ...

Traditional African Vegetables (TAVs) form a significant source of food and nutritional security in rural areas of Sub-Saharan Africa. Consumption of TAVs in the region also plays a major role in ...