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Radiative cooling: Energy savings from the sky

Environmental heat sinks beyond local air are available for use with normal air conditioners to increase their efficiency. A study has exploited outer space and the atmosphere as remote sinks to demonstrate daytime sub-ambient fluid cooling and its application in reducing the energy needed to cool an interior.

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Author information

Affiliations

  1. Geoff Smith and Angus Gentle are at the School of Mathematical and Physical Sciences, University of Technology Sydney, Broadway, New South Wales 2007, Australia.

    • Geoff Smith
    •  & Angus Gentle

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Corresponding author

Correspondence to Geoff Smith.