Extraction of essential oils from locally available species of four plants, Nigella sativa, Syzygium aromaticum, Cinnamomum tenuis and Curcuma aromatica was carried out using steam distillation followed by ether extraction. ...

Impedance and cyclic voltammetric studies, were carried out on electrodes of various material, dimension and configuration. The substrate was ferrocene. This was done with the view to explore the relationship between ...

Heavy metal ions have the severe hazardous effects on human health even were present in traces in waste water. Conventional methods are not economical for the removal of low level concentration of these ions. The present ...