IYPT 2019 Elements 039: Yttrium: Camera lenses and white LEDs

Element 39 in our International Year of the Periodic Table series is yttrium. One of a number of elements discovered in the mines at Ytterby, Sweden, yttrium is found in camera lenses, some mock gemstones, and white LEDs. Yttrium oxide can be added to glass to make it heat and shock resistant. The oxide was […]

https://www.compoundchem.com/2019/06/23/iypt039-yttrium/

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