Phase changes are one of the events in chemistry that are often misunderstood by entry level chemistry students. A possible cause of misconceptions is students? disability to visualise basic concepts such as atoms, ions ...

A comparatively new virus-like disease called greening has become a very serious threat in many citrus producing countries of the world. The disease is transmitted by two insect vectors belonging to the Psyllidae ...

Recall that a Banach space X has the Dunford-Pettis property if every weakly compact operator defined on X takes weakly compact sets into norm compact sets. Some valuable characterisations of Banach spaces with the ...

All people are consumers of various textile products. In the process of obtaining these products, consumers are subjected to a consumer decision making process of realising a need, searching for a suitable product, evaluating ...

One of the major issues facing the coal industry today is the decline in economically recoverable reserves, especially in the Witbank 1 Mpumalanga region of South Africa. This necessitates a critical review of alternate ...

A two-dimensional (2-D) time-dependent cosmic ray modulation model is used to calculate the modulation of cosmic-ray protons and electrons for 11-and 22-year modulation cycles using a compound approach to describe solar ...

This thesis was an attempt to read the wisdom psalms in the Old Testament more effectively. In the introduction, the problems identified in the research on wisdom psalms were analyzed along the history of investigation ...