Search for single production of scalar leptoquarks in proton-proton collisions at s =8 TeV
Yazarlar (1)
Doç. Dr. Mustafa Numan BAKIRCI Tokat Gaziosmanpaşa Üniversitesi, Türkiye
Makale Türü Açık Erişim Özgün Makale (SCOPUS dergilerinde yayınlanan tam makale)
Dergi Adı Physical Review D
Dergi ISSN 2470-0010 Wos Dergi Scopus Dergi
Makale Dili İngilizce Basım Tarihi 02-2016
Cilt / Sayı / Sayfa 93 / 3 / – DOI 10.1103/PhysRevD.93.032005
Makale Linki http://link.aps.org/pdf/10.1103/PhysRevD.93.032005
UAK Araştırma Alanları
Fen Bilimleri ve Matematik
Özet
A search is presented for the production of both first- and second-generation scalar leptoquarks with a final state of either two electrons and one jet or two muons and one jet. The search is based on a data sample of proton-proton collisions at center-of-mass energy root s = 8 TeV recorded with the CMS detector and corresponding to an integrated luminosity of 19.6 fb(-1). Upper limits are set on both the first- and second-generation leptoquark production cross sections as functions of the leptoquark mass and the leptoquark couplings to a lepton and a quark. Results are compared with theoretical predictions to obtain lower limits on the leptoquark mass. At 95% confidence level, single production of first- generation leptoquarks with a coupling and branching fraction of 1.0 is excluded for masses below 1730 GeV, and second-generation leptoquarks with a coupling and branching fraction of 1.0 is excluded for masses below 530 GeV. These are the best overall limits on the production of first-generation leptoquarks to date.
Anahtar Kelimeler
BM Sürdürülebilir Kalkınma Amaçları
Atıf Sayıları
Scopus 43
Search for single production of scalar leptoquarks in proton-proton collisions at s =8 TeV

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