Observation of Y(1S) pair production in proton-proton collisions at √s=8 TeV

• Main Authors: CMS, The CMS collaboration, Khachatryan, Vardan, Sirunyan, A. M., Tumasyan, A. R., Adam, Wolfgang, Md. Ali, Mohd. Adli
• Format: Article
• Language: English; English
• Published: Springer Verlag 2017
• Subjects: Q Science (General); QC Physics
• Online Access: http://irep.iium.edu.my/63046/1/63046_Observation%20of%20Y%281S%29%20pair%20production%20in%20proton-proton_article.pdf; http://irep.iium.edu.my/63046/2/63046_Observation%20of%20Y%281S%29%20pair%20production%20in%20proton-proton_scopus.pdf; http://irep.iium.edu.my/63046/; https://link.springer.com/content/pdf/10.1007%2FJHEP05%282017%29013.pdf

Pair production of Υ(1S) mesons is observed at the LHC in proton-proton collisions at √ s = 8 TeV by the CMS experiment in a data sample corresponding to an integrated luminosity of 20.7 fb−1 . Both Υ(1S) candidates are fully reconstructed via their decays to µ +µ −. The fiducial acceptance r...