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Materials for energy

Materials for energy

Radiative cloak keeps objects warm and cool

03 Aug 2023
Thermal cloak on a car
Hot and cold: the Janus thermal cloak has been used to keep an electric car cool in the summer and warm in the winter. (Courtesy: Huaxu Qiao)
A thermal cloak that can radiatively cool objects in hot weather, and keep them warm when it is cold

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Sam Jarman is a science writer based in the UK
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