Revolutionary cellulose aerogel film offers sustainable daytime radiative cooling

https://www.eurekalert.org/news-releases/1044240

"ultrathin, self-cleaning, efficient, 97% cellulose solar reflectance, 92.5% IR emissivity in atmospheric transparency window, sub-ambient temperature drop 6.9 °C under direct sunlight, hierarchical porous structure, chemical bonds enable high optical performance... freeze-casting, hot-pressing develops cellulose nanowhiskers reinforced with zinc oxide forming composite aerogel film... anti-dust, hydrophobic with contact angle 133°... sustainable thermal regulation"

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NUS researchers develop new aerogels for radiative cooling and the absorption of electromagnetic waves

https://www.prnewswire.com/news-releases/nus-researchers-develop-new-aerogels-for-radiative-cooling-and-the-absorption-of-electromagnetic-waves-302163032.html

New fabric cools people in sweltering cities

https://www.anthropocenemagazine.org/2024/06/this-cooling-fabric-keeps-people-cool-in-sweltering-cities/

Breakthroughs in Thermal Photonics Enable Efficient Subambient Daytime Radiative Cooling for Vertical Surfaces

https://www.newswise.com/articles/breakthroughs-in-thermal-photonics-enable-efficient-subambient-daytime-radiative-cooling-for-vertical-surfaces

KAIST developed cooling system that works without electricity, using salt and solar energy
https://timesofindia.indiatimes.com/science/saudi-arabias-scientists-create-nescod-a-cooling-system-that-works-without-electricity-even-in-extreme-heat/articleshow/131012689.cms

Hierarchical photonic scattering networks enable sustainable cellulose aerogel radiative cooling and building energy savings
https://www.eurekalert.org/news-releases/1128607