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A comment on Once seen as fleeting, a new solar tech proves its lasting power. Parent comment

Re:Once seen as fleeting, a new solar tech proves its lastin... by pfdietz on Monday July 11, 2022 @09:21AM (#32055779)
The perovskite materials contain some metal ions. In some varieties, it's lead ions (others use cesium or tin ions.)
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Re:Once seen as fleeting, a new solar tech proves its lastin... by zbrozek on Monday July 11, 2022 @10:35AM (#32056709)
Though aren't these extremely thin films, such that the amount of material used is very small?
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