Passive directional sub-ambient daytime radiative cooling

Bikram Bhatia; Arny Leroy; Yichen Shen; Lin Zhao; Melissa Gianello; Duanhui Li; Tian Gu; Juejun Hu; Marin Soljačić; Evelyn N. Wang

doi:10.1038/s41467-018-07293-9

Nature Communications (Nov 2018)

Passive directional sub-ambient daytime radiative cooling

Bikram Bhatia,
Arny Leroy,
Yichen Shen,
Lin Zhao,
Melissa Gianello,
Duanhui Li,
Tian Gu,
Juejun Hu,
Marin Soljačić,
Evelyn N. Wang

Affiliations

Bikram Bhatia: Department of Mechanical Engineering, Massachusetts Institute of Technology
Arny Leroy: Department of Mechanical Engineering, Massachusetts Institute of Technology
Yichen Shen: Department of Physics, Massachusetts Institute of Technology
Lin Zhao: Department of Mechanical Engineering, Massachusetts Institute of Technology
Melissa Gianello: Department of Mechanical Engineering, Massachusetts Institute of Technology
Duanhui Li: Department of Materials Science and Engineering, Massachusetts Institute of Technology
Tian Gu: Department of Materials Science and Engineering, Massachusetts Institute of Technology
Juejun Hu: Department of Materials Science and Engineering, Massachusetts Institute of Technology
Marin Soljačić: Department of Physics, Massachusetts Institute of Technology
Evelyn N. Wang: Department of Mechanical Engineering, Massachusetts Institute of Technology

DOI: https://doi.org/10.1038/s41467-018-07293-9
Journal volume & issue: Vol. 9, no. 1
pp. 1 – 8

Abstract

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Passive daytime radiative cooling presents a promising low-cost refrigeration solution but has thus far relied on specialized nanophotonic structures. Here Bhatia et al. show a directional approach that decouples solar reflectance and infrared emission to achieve superior cooling performance.

Published in Nature Communications

ISSN: 2041-1723 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science
Website: https://www.nature.com/ncomms/

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