Discarded electronics are piling up fast, pushing researchers to explore creative ways to reduce this e-waste. Now one team has crafted a water-activated disposable battery made of paper and other ...

A thin-film printed battery, designed for one-time use after activation by a few drops of water, has minimal environmental impact when it is exhausted. The need for single-use, low-capacity batteries.

A water-activated disposable paper battery is presented in a proof-of-principle study in Scientific Reports. The authors suggest that it could be used to power a wide range of low-power, single-use ...