The colors of rubies and emeralds are so striking that they define shades of red and green – ruby red and emerald green. But ...
One feature of compounds made with transition metals is their intense colour. There are many examples in nature, including ...
9d
Interesting Engineering on MSNAfter diamonds, scientists create qubit centers in gemstone spinelScientists introduced atomic defects in spinel using cerium, and voilà! The gemstone became a solid qubit system.
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