Natural biopolymers, polymeric organic molecules produced by living organisms and/or
renewable resources, are considered greener, sustainable, and eco-friendly materials …

Water pollution becomes a critical issue around the world, and heavy metals, organic and
inorganic compounds and bio-organisms contribute to major pollution in water. The …

Elimination of heavy metals from wastewater has been a significant process to improve the
aquatic source's quality. Various materials act as very effective adsorbents to remove heavy …

This work concerns the investigation of potential candidature of cellulose and chitosan–
based nano–sized materials for heavy metals and dyes removal. Cellulose and chitosan …

1. INTRODUCTION Water is the most important and essential component on the earth for
vital activities of living beings. Unfortunately, water quality of our water resources is …

Clean water scarcity combined with environmental impacts of municipal and industrial
wastewater necessitates the development of new technologies for clean water production …

Harnessing graphene sheets' large surface area, catalytic effect, adsorption capacity, and
reactivity, its use in composites for water treatment is on the rise. With ever-increasing newer …

Chitosan (CS) has marked potential in environmental adsorption applications, but typically
suffers from low specific gravity and sensitivity to pH. In this work, a hydroxyapatite-CS (HAp …

Nano hydroxyapatite (Ca10 (PO4) 6 (OH) 2, HAp) has aroused widespread attention as a
green and environmentally friendly adsorbent due to its outstanding ability in removing …

Copper is one of the most toxic heavy metals which must be eliminated from aqueous
environments, according to the environmental standards. Carbohydrate biopolymers are …