Shining a light on lead with the LHC July 1, 2016 | Bo Jayatilaka CMS looks for evidence of J/ψ mesons in near-collision events in the LHC’s 2011 heavy-ion run, during which lead nuclei were accelerated to an unprecedented energy of 574 trillion electronvolts.
Where are the neighbors? May 20, 2016 | Don Lincoln The particles resulting from collisions of lead nuclei with protons at the LHC allow scientists to explore possible novel nuclear matter.