Imagine a future when solar cells can be sprayed or printed onto the windows of skyscrapers or atop sport utility vehicles — and at prices potentially far cheaper than today’s silicon-based panels.
It’s not as far-fetched as it seems. Solar researchers and company executives think there’s a good chance the economics of the $42 billion industry will soon be disrupted by something called perovskites, a range of materials that can be used to harvest light when turned into a crystalline structure.
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