Search for a low-mass pseudoscalar Higgs boson produced in association with a bb‾ pair in pp collisions at √s=8 TeV

CMS Collaboration

نتاج البحث: المساهمة في مجلةArticleمراجعة النظراء

33 اقتباسات (Scopus)

ملخص

A search is reported for a light pseudoscalar Higgs boson decaying to a pair of τ leptons, produced in association with a bb‾ pair, in the context of two-Higgs-doublet models. The results are based on pp collision data at a centre-of-mass energy of 8 TeV collected by the CMS experiment at the LHC and corresponding to an integrated luminosity of 19.7 fb−1. Pseudoscalar boson masses between 25 and 80 GeV are probed. No evidence for a pseudoscalar boson is found and upper limits are set on the product of cross section and branching fraction to τ pairs between 7 and 39 pb at the 95% confidence level. This excludes pseudoscalar A bosons with masses between 25 and 80 GeV, with SM-like Higgs boson negative couplings to down-type fermions, produced in association with bb‾ pairs, in Type II, two-Higgs-doublet models.

اللغة الأصليةEnglish
الصفحات (من إلى)296-320
عدد الصفحات25
دوريةPhysics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
مستوى الصوت758
المعرِّفات الرقمية للأشياء
حالة النشرPublished - يوليو 10 2016
منشور خارجيًانعم

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