Aerogel, a literal space-age material, could provide electric motors and devices with crucial shielding to protect neighboring electronic components without the need for heavier metal-based coverings.
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Aerogel fashioned into world's lightest electromagnetic shielding
Martian Aerogel Jacket – Vollebak
Aerogel - The LIGHTEST MATERIAL ON EARTH!
Scheme of potential aerogel applications
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Biomass vs inorganic and plastic-based aerogels: Structural design
High-Strength Silica-Modified Carbon Aerogels
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Aerogel - Wikipedia
Frozen smoke' could protect electronics from annoying static