Facile room-temperature one-pot synthesis of a gold nanoparticle-embedded hydrogel for recyclable dye degradation and antimicrobial applications

Key Points

• The aim is to synthesize a hydrogel that embeds gold nanoparticles for dye degradation and antimicrobial use.
• One-pot synthesis of gold nanoparticle-embedded alginate hydrogel
• Use of citric acid for reduction and crosslinking
• Assessment of dye degradation in textile wastewater
• Evaluation of antibacterial activity against pathogens
• The hydrogel effectively degrades various dyes and textile wastewater
• Demonstrates strong antibacterial activity against tested microbes
• Synthesis occurs at room temperature, simplifying the process