Element 65 in our International Year of the Periodic Table series is terbium. Terbium and its compounds are used in sonar and phone and TV screens, and some of its compounds have the interesting property of being triboluminescent.
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Element 64 in our International Year of the Periodic Table series is gadolinium. Gadolinium and its compounds are used in MRI imaging, magnetic refrigerators, and as diamond simulants.
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Element 63 in our International Year of the Periodic Table series is europium. Europium is, appropriately, found in Euro banknotes, and also gives some of the colours in phone and TV screens.
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Click to view full graphic on the C&EN site
Trying to protect your pets from fleas and ticks? There are a number of treatments that aim to deter them, or get rid of them if your pet already has them. This graphic in Chemical and Engineering News looks at the methods used and the chemistry behind them. Click through to the C&EN site to view the full graphic.
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Element 62 in our International Year of the Periodic Table series is samarium. Samarium is found in guitar pick-ups and can also be used to date rocks and meteorites.
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Element 61 in our International Year of the Periodic Table series is promethium. Only trace amounts of promethium form naturally, which limit its applications, though it has previously been trialled in atomic batteries.
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