Sorbitol-modified graphene oxide-iron oxide nanocomposite for efficient doxycycline removal: mechanistic and kinetic insights

Key Points

• The central aim is to evaluate the efficiency of a sorbitol-functionalized nanocomposite in removing doxycycline from water.
• Synthesis of sorbitol-functionalized graphene oxide-iron oxide nanocomposite.
• Assessment of doxycycline removal efficiency from aqueous solutions.
• Investigation of the mechanistic and kinetic aspects of the removal process.
• The sorbitol-modified nanocomposite showed a significant increase in doxycycline removal efficiency.
• Mechanistic insights revealed effective interaction between the dye and nanocomposite.
• Kinetic analyses indicated rapid adsorption of doxycycline on the nanocomposite.