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Solar cells printed with a custom nano ink are being made to any shape to charge certain devices under a range of lighting conditions.

While they are unlikely to help charge more power-hungry devices like phones and laptops, the nano inks, developed by Giovanni Fili's company, Exeger, will help power many other things such as headphones.

He spoke to 麻豆官网首页入口 Click鈥檚 Lara Lewington about the potential uses for their technology.