This article presents an overview on the degradation of azo dyes using transition metal
doped TiO 2 as photocatalysts in aqueous solutions. Such dopants reduce the …

One of the most serious environmental problems is the existence of hazardous and toxic
pollutants in industrial wastewaters. The major hindrance is the simultaneous existence of …

This paper investigates the adsorption performance of spent tea leaves (STL) modified with
polyethylenimine (PEI) on two anionic dyes, namely Reactive Black 5 (RB5) and Methyl …

Application of saw dust for the removal of an anionic dye, tartrazine, from aqueous solutions
has been investigated. The experiments were carried out in batch mode. Effect of the …

A metal–organic frameworks (MOFs) based on copper-benzenetricarboxylates was applied
to the adsorption of methylene blue (MB) from aqueous solution. Cu-BTC [BTC= 1, 3, 5 …

Modified Ball clay (MBC) and chitosan composite (MBC–CH) was prepared and its
application for methylene blue (MB) adsorption from aqueous solution in an industrial …

Adsorption of crystal violet dye from aqueous solutions applying olive leaves powder (OLP)
as a biosorbent has been examined under various experimental circumstances. The …

To enhance the adsorption capacity via increasing the pore filling, the exchangeable ions
content and electrostatic interaction, a late-model NaOH modified tea biochar for MB and OR …

The waste coconut shell (WCS) was used for the preparation of nanoporous activated
carbon (NPAC) by chemical and physical activation method. The synthesized CuO …

Present investigation explores the possible reusability of synthetically contaminated
wastewater containing crystal violet (CV) organic dye using Tectona grandis sawdust …