Электронная библиотека (репозиторий) Томского государственного университета
Chelkov, G. A.

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Source: Physics Letters B. 2017. Vol. 771. P. 45-51
Type: статьи в журналах
Date: 2017
Description: Based on e+e− annihilation data samples collected with the BESIII detector at the BEPCII collider at 13 center-of-mass energies from 4.008 to 4.600 GeV, measurements of the Born cross section of e+e−→ ... More
Source: Physics Letters B. 2017. Vol. 765. P. 231-237
Type: статьи в журналах
Date: 2017
Description: By analyzing View the MathML source2.93fb−1 of data taken at the ψ(3770)ψ(3770) resonance peak with the BESIII detector, we measure the branching fractions for the hadronic decays View the MathML sour ... More
Source: Journal of high energy physics. 2017. № 3. P. 113 (1-49)
Type: статьи в журналах
Date: 2017
Description: Measurements of top quark spin observables in tt¯ events are presented based on 20.2 fb−1 of √s=8 TeV proton-proton collisions recorded with the ATLAS detector at the LHC. The analysis is performed in ... More
Source: The European physical journal C. 2017. Vol. 77, № 5. P. 292 (1-30)
Type: статьи в журналах
Date: 2017
Description: This article presents measurements of tt¯tt¯ differential cross-sections in a fiducial phase-space region, using an integrated luminosity of 3.2 fb−1−1 of proton–proton data at a centre-of-mass energy ... More
Source: Journal of high energy physics. 2017. № 11. P. 191 (1-68)
Type: статьи в журналах
Date: 2017
Description: Measurements of differential cross-sections of top-quark pair production in fiducial phase-spaces are presented as a function of top-quark and toverline{t} system kinematic observables in proton-proto ... More
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
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