Электронная библиотека (репозиторий) Томского государственного университета
статьи в журналах | Chelkov, G. A.

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Source: Journal of high energy physics. 2017. № 2. P. 117 (1-53)
Type: статьи в журналах
Date: 2017
Description: Ratios of top-quark pair to Z-boson cross sections measured from proton-proton collisions at the LHC centre-of-mass energies of s√=13s=13 TeV, 8 TeV, and 7 TeV are presented by the ATLAS Collaboration ... More
Source: Journal of high energy physics. 2017. № 1. P. 117 (1-42)
Type: статьи в журналах
Date: 2017
Description: Differential cross sections are presented for the prompt and non-prompt production of the hidden-charm states X(3872) and ψ(2S), in the decay mode J/ψπ+π−, measured using 11.4 fb−1 of pp collisions at ... More
Source: Physical Review D. 2017. Vol. 96, № 1. P. 012001-1-012001-13
Type: статьи в журналах
Date: 2017
Description: We observe for the first time the process e+e−→ηhc with data collected by the BESIII experiment. Significant signals are observed at the center-of-mass energy s=4.226 GeV, and the Born cross section i ... More
Source: Physics Letters B. 2017. Vol. 772. P. 388-393
Type: статьи в журналах
Date: 2017
Description: We report the first observation of the decay Λc+→Σ−π+π+π0, based on data obtained in e+e− annihilations with an integrated luminosity of 567 pb−1 at s=4.6GeV. The data were collected with the BESIII d ... More
Source: Physical Review D. 2017. Vol. 96, № 1. P. 012005-1-012005-8
Type: статьи в журналах
Date: 2017
Description: Based on a sample of 1.31 billion J/ψ events collected with the BESIII detector, we report the study of the doubly radiative decay η′→γγπ0 for the first time, where the η′ meson is produced via the J/ ... More
Source: Physical Review Letters. 2017. Vol. 118, № 11. P. 112001-1-112001-7
Type: статьи в журналах
Date: 2017
Description: We report the first direct measurement of decays of the Λ+c baryon involving the neutron. The analysis is performed using 567  pb−1 of e+e− collision data collected at √s=4.599  GeV with the BESIII de ... More
Source: Physical Review Letters. 2017. Vol. 118, № 22. P. 221802-1-221802-8
Type: статьи в журналах
Date: 2017
Description: Using 4.479 × 108 ψð3686Þ events collected with the BESIII detector, we search for the decays ψð3686Þ → eþe−χcJ and χcJ → eþe−J=ψ, where J ¼ 0, 1, 2. The decays ψð3686Þ → eþe−χcJ and χcJ → eþe−J=ψ are ... More
Source: The European physical journal C. 2017. Vol. 77, № 4. P. 241 (1-46)
Type: статьи в журналах
Date: 2017
Description: The reconstruction and calibration algorithms used to calculate missing transverse momentum (E_{ ext {T}}^{ ext {miss}} ) with the ATLAS detector exploit energy deposits in the calorimeter and tracks ... More
Source: The European physical journal C. 2017. Vol. 77, № 10. P. 673 (1-30)
Type: статьи в журналах
Date: 2017
Description: With the increase in energy of the Large Hadron Collider to a centre-of-mass energy of 13 TeV for Run 2, events with dense environments, such as in the cores of high-energy jets, became a focus for ne ... More
Source: The European physical journal C. 2017. Vol. 77, № 5. P. 317 (1-53)
Type: статьи в журналах
Date: 2017
Description: During 2015 the ATLAS experiment recorded 3.8 fb−1 of proton–proton collision data at a centre-of-mass energy of 13 TeV. The ATLAS trigger system is a crucial component of the experiment, responsible ... More
Source: Physical Review Letters. 2017. Vol. 118, № 9. P. 092001-1-092001-8
Type: статьи в журналах
Date: 2017
Description: The cross section for the process e+e−→π+π−J/ψ is measured precisely at center-of-mass energies from 3.77 to 4.60 GeV using 9  fb−1 of data collected with the BESIII detector operating at the BEPCII s ... More
Source: Journal of high energy physics. 2017. № 4. P. 124 (1-49)
Type: статьи в журналах
Date: 2017
Description: To probe the W tb vertex structure, top-quark and W -boson polarisation observables are measured from t-channel single-top-quark events produced in proton-proton collisions at a centre-of-mass energy ... More
Source: The European physical journal C. 2017. Vol. 77, № 5. P. 332 (1-35)
Type: статьи в журналах
Date: 2017
Description: This paper presents the method and performance of primary vertex reconstruction in proton–proton collision data recorded by the ATLAS experiment during Run 1 of the LHC. The studies presented focus on ... More
Source: Journal of high energy physics. 2017. № 12. P. 085 (1-55)
Type: статьи в журналах
Date: 2017
Description: A search for pair production of a scalar partner of the top quark in events with four or more jets plus missing transverse momentum is presented. An analysis of 36.1 fb−1 of s√=13 TeV proton-proton co ... More
Source: The European physical journal C. 2017. Vol. 77, № 6. P. 393 (1-30)
Type: статьи в журналах
Date: 2017
Description: Results of a search for physics beyond the Standard Model in events containing an energetic photon and large missing transverse momentum with the ATLAS detector at the Large Hadron Collider are report ... More
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