Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, cilt.712, sa.3, ss.165-175, 2012 (SCI-Expanded)
The ALICE Collaboration reports the measurement of the relative J/ψ yield as a function of charged particle pseudorapidity density dNch/dη in pp collisions at s=7TeV at the LHC. J/ψ particles are detected for pt>0, in the rapidity interval |y|<0.9 via decay into e+e-, and in the interval 2.5