Read article 'CMS targets Higgs-boson pair production'
The collaboration has taken an encouraging step towards observing a process with access to the key unknown parameter in the shape of the Brout-Englert-Higgs potential: the self-coupling λ.
Read article 'Higgs boson gets SMEFT treatment'
The move to constrain effective field theories rather than signal strengths for couplings marks a new, more comprehensive phase in Standard Model tests at the LHC.
Read article 'AEgIS on track to test free-fall of antimatter'
Precise knowledge of the moment anti-atoms are produced will allow new tests of the weak equivalence principle.
Read article 'Return of the double simplex'
The “double simplex” scheme , which was invented in 2005 by US theorist Chris Quigg, was recently given a flashy makeover by Quanta magazine.
Read article 'First evidence for rare Higgs-boson decay'
The ATLAS collaboration today reported a 3.2σ excess over background of H → ℓℓγ decay candidates with dilepton mass less than 30 GeV.
Read article 'HEP-based ventilator to be adapted for clinical use'
A UK team is adapting a low-cost ventilator developed at CERN for clinical use in the fight against COVID-19.
Read article 'Cosmic plasma-wakefield acceleration'
Recent studies suggest that plasma-wakefield acceleration also occurs naturally, potentially explaining the highest energy cosmic rays.
Read article 'European projects boost CERN’s medical applications'
CERN's Next Ion Medical Machine Study (NIMMS) and MEDICIS facility work towards next- generation medical treatments.
Read article 'Heavy flavours probe QGP geometry'
While plumbing transverse momenta of 200 MeV for the first time, new results from the ALICE collaboration demonstrate the impact of collision geometry on heavy-quark energy loss.
Read article 'HL-LHC magnets enter production in the US'
Brookhaven National Laboratory has successfully tested a second Nb3Sn quadrupole, marking the end of the prototyping phase for the HL-LHC quadrupoles.
