50 Цитирования (Scopus)

Аннотация

A search is presented for massive long-lived particles decaying into a muon and two quarks. The dataset consists of proton-proton interactions at centre-of-mass energies of 7 and 8 TeV, corresponding to integrated luminosities of 1 and 2fb-1, respectively. The analysis is performed assuming a set of production mechanisms with simple topologies, including the production of a Higgs-like particle decaying into two long-lived particles. The mass range from 20 to 80 GeV / c2and lifetimes from 5 to 100ps are explored. Results are also interpreted in terms of neutralino production in different R-Parity violating supersymmetric models, with masses in the 23–198 GeV/c2range. No excess above the background expectation is observed and upper limits are set on the production cross-section for various points in the parameter space of theoretical models.

Язык оригиналаанглийский
Номер статьи224
Страницы (с-по)224
Число страниц16
ЖурналEuropean Physical Journal C
Том77
Номер выпуска4
DOI
СостояниеОпубликовано - 1 апр. 2017

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Подробные сведения о темах исследования «Search for massive long-lived particles decaying semileptonically in the LHCb detector». Вместе они формируют уникальный семантический отпечаток (fingerprint).

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