What is it about?
This study shows a simple, green way to make silver nanoparticles using natural compounds from chrysanthemum (mums) flowers. Instead of relying on harmful chemicals, the plant extract itself reduces silver ions and keeps the particles stable. The resulting nanoparticles are very small (around 8 nanometers) and highly effective in breaking down harmful textile dyes, especially azo dyes like mordant blue 9 and naphthol blue black. When combined with a mild reducing agent, these nanoparticles helped remove nearly all traces of the dyes from water in under 20 minutes. This approach is sustainable, low-cost, and environmentally friendly, making it promising for wastewater treatment and pollution control.
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Why is it important?
Industrial dye pollution is a global problem that contaminates rivers, soils, and ecosystems. Traditional dye removal methods are often expensive, inefficient, or harmful to the environment. Our work provides a clean alternative: using chrysanthemum plant extracts to produce stable, highly active silver nanoparticles. These nanoparticles degrade toxic dyes quickly and efficiently, lowering the cost and environmental impact of wastewater treatment. This research is timely as industries worldwide seek greener technologies to reduce pollution and comply with stricter environmental regulations.
Perspectives
From a researcher’s perspective, this work highlights how simple, nature-inspired chemistry can address serious environmental challenges. Using flowers as a natural laboratory to produce advanced nanomaterials demonstrates that sustainable science can be both innovative and impactful. Going forward, I am excited to expand this research by exploring how these green nanoparticles perform with real industrial wastewater and how they can be reused multiple times. The ultimate goal is to bridge the gap between laboratory studies and practical applications that protect both people and the planet.
Sakil Mahmud
Lincoln University
Read the Original
This page is a summary of: Green nanosilver using mums extract for Azo mordant and naphthol dyes catalysis, January 2025, American Institute of Physics,
DOI: 10.1063/5.0299228.
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