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Founded in 2016 and based in Mountain View, California, SkyCool Systems, Inc. is pioneering "renewable cooling" by tapping into the infinite cold of outer space. Their breakthrough technology, Passive Daytime Radiative Cooling (PDRC), reportedly stems from advanced materials science research at Stanford University.
This technology is said to act as both a "super-parasol" reflecting 97% of sunlight and a "one-way chimney" to space. By converting terrestrial heat into specific infrared wavelengths (8-13 microns) known as the "atmospheric window," heat is rejected directly into the deep cold of space without electricity or water evaporation. Notably, the film is manufactured PFAS-free, reportedly pursuing environmental friendliness from the design stage.
While targeting energy-intensive sectors like data centers and cold chains, the solution has demonstrated 15-20% energy savings in residential pilots. The panels are designed for 25-year durability, featuring a replaceable film (10-15 years) to minimize waste volume and manage life cycles effectively. By rejecting heat off the planet and mitigating urban heat islands, SkyCool appears to offer a critical path toward a cooler, more sustainable world. （AS)
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Passive radiative cooling below ambient air temperature under direct sunlight