Gold Particles and Sunlight Can Help Purify Water

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Industrial waste, dyes and chemicals all potentially pollute our waters.

Industrial waste, dyes and chemicals all potentially pollute our waters. This is a problem we have to address, but how can water be cleansed of these pollutants in a sustainable manner?

Jibin Antony, a PhD research fellow at NTNU’s Department of Chemical Engineering believes the solution may lie in using something of which we have in great abundance: sunlight.

“We need technologies that are green, affordable and efficient. The sun provides us with an enormous amount of energy, completely free of charge. The challenge is finding materials that can use sunlight to break down pollutants in water,” Antony said.

Read More: Norwegian University of Science and Technology

Jibin Antony in NTNU's Nanolab as he studies bismutite nanoparticles with the aid of a scanning electron microscope(SEM). (Photo Credit: Saravanan Janakiram, NTNU)