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- another term for kaon
- ‘Scientists were expecting it to decay into a K-meson.’
- ‘And observing a decay mode with a branching ratio on the order of 3E - 11 requires a prodigious number of K-mesons in order to achieve the desired sensitivity.’
- ‘The surprising feature, however, was something that was not seen: the neutral K-meson was never seen to decay into an electron and a positron.’
- ‘The number of these was small, about 0.3% of all decays, but has been confirmed in many experiments involving neutral K-mesons.’
1950s: from K (for kaon) + meson.
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