The research efforts by material scientists in the area of boron suboxide materials have been directed towards improving the fracture toughness by microstructural tailoring and adopting various effective toughening ...

The occurrence of fracturing due to high stress levels is a major factor with regard to hangingwall stability in deep level gold mine stopes. However, rock falls cannot be the result of these fractures alone. Blocks in ...

This thesis is a study of how West Africa immigrants experience immigration into South Africa, and how they are affected by their new context. Based on interview schedule (survey), in-depth interviews, observations (direct ...

Efficient plant regeneration and transformation procedures and the stability of the transgene are important to the success of the cotton and soybean biotechnology industry. Engineering herbicide resistance into plants ...

This work describes work related to the search for new and improved MRI contrast agents. It is a focused study that describes the synthesis and characterization of three novel macrocyclic ligands, two of which incorporates ...

Due to the paucity of sensitive mutation markers available for studying mycobacterial species it was decided to explore the suitability of mycobacteriophage L5 as an analogous mutation detection system to phage Lambda ...

This thesis describes the application pteridine chemistry in various aspects of methodology development and natural product synthesis. The introductory chapter sets the scene by describing naturally occurring pteridines, ...

Software to analyse the combustion and energy release characteristics of fuels was designed and developed. The software was used to investigate the characteristics of diesel fuels at varying loads by performing thermodynamic ...

The roads sector within the South African civil engineering construction industry has been identified as the sector where significant improvement in job creation can be achieved. As a result, several road construction ...

This study examines the development of tourism and the accommodation sector in Malawi since attaining independence in 1964. It analyses the factors that have influenced the evolution process of Malawi’s tourism and ...