Results 51 to 60 of about 2,009 (153)

A structural bioplastic metafilm for durable passive radiative cooling

open access: yesCell Reports Physical Science
Bio-derived radiative coolers offer a sustainable alternative to petrochemical materials but struggle with long-term stability. Here, we report a bioplastic cooling metafilm with a bi-continuous architecture engineered through crystallization modulation.
Yangzhe Hou   +5 more
openaire   +2 more sources

All-day passive radiative cooling using common salts

open access: yesMaterials Horizons, 2023
Radiative cooling materials continue to underperform compared to their theoretical potential due to parasitic heating from contact with ambient air. Solutions to this problem are expensive or complex to fabricate. Here, a potentially inexpensive, simply fabricated material that improves cooling performance by reducing parasitic heating was created ...
Mariana Desireé Reale Batista   +4 more
openaire   +2 more sources

Modeling and simulation of seasonal performance of silica-polymethylpentene for diurnal radiative cooling under direct sunlight

open access: yesAIP Advances
Passive radiative cooling presents a smart alternative energy solution to the increasing demand for energy, especially for thermal comfort, as it requires energy input while being environmentally friendly. Achieving cooling through radiation is, however,
G. N. Nwaji   +5 more
doaj   +1 more source

Passive Daytime Radiative Cooling (PDRC): The nanohybrid approach

open access: yesEPJ Web of Conferences
A set of new nanohybrid polymeric formulations containing silicon compounds (like T8 silsesquioxanes or SiC nanoparticles) and small organic molecules (like azulene) have been deposited on adhesive aluminium tape, characterized and exposed to the outdoor environment of Casaccia (Rome), monitoring their temperature.
Castaldo A.   +3 more
openaire   +3 more sources

Recent Progress in Daytime Radiative Cooling: Is It the Air Conditioner of the Future?

open access: yesBuildings, 2018
Radiative cooling is a well-researched area. For many years, surfaces relying on radiative cooling failed to exhibit a sub-ambient surface temperature under the sun because of the limited reflectance in the solar spectrum and the reduced absorptivity in ...
Mattheos Santamouris, Jie Feng
doaj   +1 more source

Enhanced radiative cooling with Janus optical properties for low-temperature space cooling

open access: yesNanophotonics
Passive daytime radiative cooling that could provide sub-ambient cooling emerges as a promising technology to reduce household energy consumption.
Yang Meng   +9 more
doaj   +1 more source

Size-Dispersed Calcium Phosphate-Based Paints for Sustainable, Durable Cool Roof Applications

open access: yesEnergies
Passive radiative cooling materials are widely recognized as attractive innovations for reducing emissions and expanding life-saving cooling access. Despite immense research attention, the adoption of such technologies is limited largely due to a lack of
Andrew Caratenuto   +3 more
doaj   +1 more source

Deep Radiative Cooling Passive Dew Collection

open access: yes, 2019
We show how to overcome almost every major limitation in passive dew collection including: parasitic heating, parasitic evaporation, uncontrolled wind conditions, and performing dew collection 24 hours per day at nearly arbitrary relative humidity.
Zamir, Yuval   +2 more
openaire   +2 more sources

Passive isothermal film enabled by synergistic sky radiation energy harvesting and storage

open access: yesNano Research Energy
The substantial energy demand associated with active heating, cooling, and ventilation presents a pressing challenge for sustainable development. Conventional systems rely heavily on electricity, contributing to environmental strain and high energy costs.
Bin Yin   +6 more
doaj   +1 more source

Climate-Based Assessment of Radiative Cooling Potential Using Energy Simulation and Atmospheric Indicators

open access: yesBuildings
Rising global temperatures are driving an urgent need for buildings that consume less energy while maintaining comfort. Cooling demand is surging worldwide, yet conventional air-conditioning remains energy-intensive and carbon-heavy.
Xiaolin Ding   +5 more
doaj   +1 more source

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