A precision measurement of the ZZ boson production cross-section at s=13s =13 TeV in the forward region is presented, using pppp collision data collected by the LHCb detector, corresponding to an integrated luminosity of 5.1 fb−1−1. The production cross-section is measured using Z→μ+μ−Z→μ+μ− events within the fiducial region defined as pseudorapidity 2.0
Olivier Schneider, Aurelio Bay, Guido Haefeli, Tatsuya Nakada, Frédéric Blanc, Lesya Shchutska, Elena Graverini, Sebastian Schulte, Donal Patrick Hill, Marie Theres Christin Bachmayer, Lino Ferreira Lopes, Serhii Cholak, Veronica Sølund Kirsebom, Ettore Zaffaroni, Surapat Ek-In, Aravindhan Venkateswaran, Sara Celani, Renato Quagliani, Luis Miguel Garcia Martin, Vitalii Lisovskyi, Elisabeth Maria Niel, Federico Ronchetti, Anni Matilda Kauniskangas, Dimitrios Kaminaris, Raphaël van Laak, Maarten Willibrord Uriël Van Dijk, Brianna Leililani Thielen, Yifei Song
Jan Steggemann, Konstantin Androsov, Anna Mascellani, Joanna Malgorzata Wanczyk