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Sustainable and Inexpensive Polydimethylsiloxane Sponges for Daytime Radiative Cooling [PDF]

open access: yesAdvanced Science, 2021
AbstractRadiative cooling is an emerging cooling technology that can passively release heat to the environment. To obtain a subambient cooling effect during the daytime, chemically engineered structural materials are widely explored to simultaneously reject sunlight and preserve strong thermal emission.
Lyu Zhou   +6 more
openaire   +4 more sources

Highly suppressed solar absorption in a daytime radiative cooler designed by genetic algorithm

open access: yesNanophotonics, 2021
Here, we report a selective multilayer emitter for eco-friendly daytime passive radiative cooling. The types of materials and thickness of up to 10 layers of the multilayer structure are optimized by a genetic algorithm.
So Sunae   +6 more
doaj   +1 more source

Estimation of multi-layer coating efficiency for passive radiative cooling [PDF]

open access: yesОмский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение", 2021
Passive radiative cooling is a promising direction in energy conservation and environmental protection. One of the ways to increase the efficiency of radiative cooling systems is the use of multi-layer coatings. In recent years, several novel materials
S. S. Jenblat, O. V. Volkova
doaj   +1 more source

Quasi-periodic selective multilayer emitter for sub-ambient daytime radiative cooling

open access: yesAIP Advances, 2021
This work theoretically demonstrates a quasi-periodic selective multilayer emitter for sub-ambient daytime radiative cooling. In the design process, by inserting well-defined materials with different refractive-index profiles in suitable layers, there ...
Yeqing Zhu   +3 more
doaj   +1 more source

Mapping Nighttime and All-Day Radiative Cooling Potential in Europe and the Influence of Solar Reflectivity

open access: yesAtmosphere, 2021
Radiative cooling is a natural process to cool down surfaces through the rejection of thermal radiation using the outer space as a cold sink, taking advantage of the transparency of the atmospheric windows (8–14 μm), which partially matches the infrared ...
Roger Vilà   +2 more
doaj   +1 more source

Switchable radiative cooling and solar heating for sustainable thermal management

open access: yesNanophotonics, 2023
Radiative thermal management technologies that utilize thermal radiation from nano/microstructure for cooling and heating have gained significant attention in sustainable energy research.
Yoo Myung Jin   +5 more
doaj   +1 more source

Colorful surfaces for radiative cooling

open access: yes, 2021
Daytime radiative cooling has attracted extensive research interest due to its potential impact for energy sustainability. To achieve subambient radiative cooling during the daytime, a white surface that strongly scatters incident solar light is normally
Yu, Zongfu   +5 more
core   +1 more source

Thermally Responsive Hydrogels for Passive Temperature Regulation under Direct Sunlight

open access: yesAdvanced Photonics Research, 2023
By spontaneously emitting midinfrared radiation to outer space through the atmospheric window and reflecting sunlight, daytime radiative coolers achieve notable passive cooling performance.
Dajie Xie   +9 more
doaj   +1 more source

High‐Performance Daytime Radiative Cooler and Near‐Ideal Selective Emitter Enabled by Transparent Sapphire Substrate

open access: yesAdvanced Science, 2020
Daytime radiative cooling serving as a method to pump heat from objects on Earth to cold outer space is an attractive cooling option that does not require any energy input.
Dongwoo Chae   +4 more
doaj   +1 more source

Photonic structures in radiative cooling

open access: yesLight: Science & Applications, 2023
Radiative cooling is a passive cooling technology without any energy consumption, compared to conventional cooling technologies that require power sources and dump waste heat into the surroundings.
Minjae Lee   +6 more
doaj   +1 more source

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