Abstract Hexavalent chromium is one of the toxic contaminants unavoidably widespread in the environment that exists in cement and concrete. Cement producers need to determine and control the content of hexavalent chromium, ...

The recruitment of children from rural areas to work as domestic workers in urban areas is a practice that has gone unhindered for many years. In many communities in Africa, and in Uganda in particular, the placement of ...

High-performance electrochemical capacitors will drive the next-generation portable, flexible and wearable electronics. Unlike the conventional all-carbon supercapacitors (electric double layer capacitors, EDLC) with high ...

We present preliminary results of an Earth observation approach for the study of past human occupation and landscape reconstruction in the Central Sahara. This region includes a variety of geomorphological features such ...

In concrete reinforced buildings, the steel framework is required to be bonded and is often used as a cost effective method of lightning protection. In defining lightning protection zones, it is essential to understand ...

Reassessment of the stratigraphic position of the Waterloo Farm black shale from Grahamstown, South Africa, revealed that it is situated in the uppermost Witpoort Formation, as opposed to the middle of the Witpoort Formation ...

The research investigated the high rate of road traffic accidents and the high mortality rate on the Moloto road in the western region popularly known as the Nkangala region of Mpumalanga province. The purpose of the ...

This project report describes the development of a high speed data acquisition and processing system (DAPS) for an experimental monopulse tracking radar at the Division of Manufacturing and Aeronautical Systems Technology ...