1. Effect of Natural Fe2O3 Doping on Performance of Lithium Phospate Ceramic Glass as Secondary Battery Cathode 2. The Effect of pH and Aging Time on the Synthesis of TiO2 – Chitosan Nanocomposites as Photocatalyst by Sol-Gel Method at Room Temperature 3. Enhancing Remazol Yellow FG Decolorination by Adsorption and Photoelectrocatalytic Degradation 4. Modification of Screen Printed Ca…