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PolyU develops hydrogel coating for solar panels, boosting power generation efficiency towards urban carbon neutrality
January 20, 2026
HONG KONG, Jan. 20 -- The Hong Kong Polytechnic University issued the following news release:

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PolyU develops hydrogel coating for solar panels, boosting power generation efficiency towards urban carbon neutrality

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A research team at The Hong Kong Polytechnic University (PolyU) has developed a simple and affordable hydrogel coating that not only enhances the heat dissipation in solar panels for cooling their " hot spots" effecti . . .

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