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Materials for energy

Materials for energy

Thermogalvanic hydrogel cools down electronic devices

05 Jun 2020 Isabelle Dumé
229500_web
A hydrogel can cool off electronics and generate electricity from their waste heat. Scale bar, 2 cm. Courtesy: Adapted from Nano Letters 2020, DOI: 10.1021/acs.nanolett.0c00800
A new thermogalvanic hydrogel can simultaneously cool down electronic devices and convert the waste

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Isabelle Dumé is a contributing editor to Physics World
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