Masters Theses:Department of Physical Sciences

Preparation and Properties of Long Afterglow CaAl2O4 Phosphors Activated by Rare Earth Metal Ions

Wako, Ali Halake (University of the Free State Republic of South Africa, 2011-11)

This work comprises of several aspects of calcium-aluminate phosphor activated with rare earth metal ions i.e. (CaAl2O4:Eu2+, Nd3+, and Dy3+). In particular the luminescent and structural properties of the long afterglow ...
Low Cost Pozzolana based Cement from Industrial and Agricultural Waste Materials

Wachira, Jackson M. (Kenyatta University, 2003-09)

This thesis reports the results of a study aimed at making low cost cement from some agricultural and industrial wastes. The utilization of these wastes would avail an economical and environmentally friendlier waste ...