Flavour physics

Read article 'NA62: CERN’s kaon factory'

NA62: CERN’s kaon factory

Résumé NA62 : l’usine à kaons du CERN Le CERN est fort d’une longue tradition en physique des kaons, tradition perpétuée aujourd’hui par l’expérie...

Read article 'DZero discovers new four-flavour particle'

DZero discovers new four-flavour particle

Scientists from the DZero collaboration at the US Department of Energy’s Fermilab have discovered a new particle – the latest member to be added to the exotic species of particles known as tetraqu...

Is the Standard Model about to crater?

There are now quite a few discrepancies, or “tensions”, between laboratory experiments and the predictions of the Standard Model (SM) of particle physics. All of them are of the 2...

Read article 'LHCb reports observation of pentaquarks'

LHCb reports observation of pentaquarks

In 1964, Murray Gell-Mann and George Zweig independently predicted a substructure for hadrons: baryons would be comprised of three quarks, mesons of a quark–antiquark pair. They also said that b...

Read article 'J/ψ mesons, b decays and more'

J/ψ mesons, b decays and more

At EPS-HEP2015, the LHCb collaboration presented the first measurement of the J/ψ production cross-section in proton–proton (pp) collisions at 13 TeV. Using this measurement, they also...