Ytterbium is yet another lanthanoid named after the Swedish village of Ytterby. It is a sister element to erbium, terbium and yttrium.
The ytterbium lattice clock is one of the world’s most accurate clocks, says Professor Allan Blackman from the Auckland University of Technology, in episode 93 of Elemental.
The Elemental podcast is celebrating 150 years since the periodic table was first published by Russian chemist Dmitri Mendeleev.
Find out more about events during the United Nation’s International Year of the Periodic Table.
Professor Allan Blackman is at Auckland University of Technology.