Towards pp collisions at 13 TeV (May, June, July 2015)

  Some more work and towards 13 TeV p+p collisions

  This helps us to know "why we need this energy domain in Run-II at LHC" ?

  http://home.web.cern.ch/about/engineering/restarting-lhc-why-13-tev

   and the new paper on "Psi" and "Upsilon" family study for p+p collisions @ 13 TeV .