scandium nuclear clock (IMAGE)
Caption
An artist's rendition of the scandium nuclear clock. Scientists used the X-ray pulses at 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
European XFEL/Helmholtz Institute Jena, Tobias Wüstefeld/Ralf Röhlsberger
Usage Restrictions
free use with credit
License
Original content