A porous carbon aerogel improves the low-temperature performance of supercapacitors, which could help supply energy for space missions and polar activities. Credit: Adapted from Nano Letters 2021, 10.1021/acs.nanolett.0c04780
Lightweight composite materials containing more than 99% air could prove key to powering future spac
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Isabelle Dumé
is a contributing editor to Physics World