Milestone for novel atomic clock (IMAGE)
Caption
An artist's rendition of the scandium nuclear clock: scientists used the X-ray pulses of the European XFEL to excite in the atomic nucleus of scandium the sort of processes that can generate a clock signal – at an unprecedented precision of one second in 300 billion years.
Credit
Credit: European XFEL/Helmholtz Institute Jena, Tobias Wüstefeld/Ralf Röhlsberger
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