Search Results - "Zhilich, V. N."
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Measurement of the two-photon exchange contribution to the elastic e(±)p scattering cross sections at the VEPP-3 storage ring
Published in Physical review letters (13-02-2015)“…The ratio of the elastic e(+)p to e(-)p scattering cross sections has been measured precisely, allowing the determination of the two-photon exchange…”
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Two-photon exchange contribution to elastic electron-proton scattering: measurements at the VEPP-3 storage ring
Published in Physica scripta (01-11-2015)“…A striking discrepancy between the results for the ratio of electric and magnetic form factors of the proton obtained by two approaches: the Rosenbluth…”
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A detailed test of the CsI(Tℓ) calorimeter for BELLE with photon beams of energy between 20 MeV and 5.4 GeV
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (01-03-2000)“…The results of a beam test of a prototype of the BELLE CsI(Tℓ) calorimeter are reported. The test used beams of photons with energies spanning the range from…”
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Energy scale calibration of KEDR detector tagging system
Published 02-07-2017“…The tagging system of the KEDR detector is a symmetrical focusing magnetic spectrometer for electrons and positrons scattered at small angles; it is embedded…”
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5
Proposal for VEPP-4M beam energy measurement using magnetic spectrometer with Compton calibration and photon detector
Published 29-06-2017“…A method for circular e$^-$/e$^+$ accelerator beam energy measurement is proposed. Coordinate of an electron (or a positron) in a focusing magnetic…”
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Precise measurement of Ruds and R between 1.84 and 3.72 GeV at the KEDR detector
Published in Physics letters. B (01-01-2019)“…The present work continues a series of the KEDR measurements of the R value that started in 2010 at the VEPP-4M e+e− collider. By combining new data with our…”
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7
Upgrade of the KEDR tagging system
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (21-11-2002)“…An upgrade of a special system to tag scattered electrons from two-photon processes, based on triple-GEM detectors, is described. The system is intended for…”
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Møller polarimeter for VEPP-3 storage ring based on internal polarized gas jet target
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (11-01-2005)“…A new method to determine the polarization of an electron beam circulating in a storage ring by a non-destructive way, based on measuring the asymmetry in…”
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9
Measurement of R between 1.84 and 3.05 GeV at the KEDR detector
Published in Physics letters. B (10-07-2017)“…Using the KEDR detector at the VEPP-4M e+e− collider, we have determined the values of R at thirteen points of the center-of-mass energy between 1.84 and 3.05…”
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Measurement of the branching fraction of J/ψ → ρπ at KEDR
Published in The journal of high energy physics (01-07-2023)“…A bstract We present the study of the decay J/ψ → ρπ . The results are based on of 5.2 million J/ψ events collected by the KEDR detector at the VEPP-4M…”
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Measurement of Ruds and R between 3.12 and 3.72 GeV at the KEDR detector
Published in Physics letters. B (10-02-2016)“…Using the KEDR detector at the VEPP-4M e+e− collider, we have measured the values of Ruds and R at seven points of the center-of-mass energy between 3.12 and…”
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12
Compton Backscattering for the Calibration of KEDR Tagging System
Published 17-06-2014“…KEDR detector has the tagging system (TS) to study the gamma-gamma processes. To determine the two-photon invariant mass, the energies of the scattered at…”
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13
Measurement of J/ψ decays into final states 2(π+π-)π0,K+K-π+π-π0,2(π+π-) and K+K-π+π
Published in The European physical journal. C, Particles and fields (22-10-2022)“…Using the 1.32 pb - 1 statistics collected at the J / ψ peak with the KEDR detector at the VEPP-4M e + e - collider, we measured the branching fractions of J /…”
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Measurement of $$J/\psi $$ decays into final states $$2(\pi ^{+}\pi ^{-})\pi ^{0},K^{+}K^{-}\pi ^{+}\pi ^{-}\pi ^{0},\,2(\pi ^{+}\pi ^{-})$$ and $$K^{+}K^{-}\pi ^{+}\pi ^{-}
Published in The European physical journal. C, Particles and fields (22-10-2022)“…Abstract Using the 1.32 $$\hbox {pb}^{-1}$$ pb - 1 statistics collected at the $$J/\psi $$ J / ψ peak with the KEDR detector at the VEPP-4M $$e^{+}e^{-\, }$$ e…”
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Final analysis of KEDR data on J/ψ and ψ(2S) masses
Published in Physics letters. B (07-10-2015)“…We present the analysis of all KEDR data on the determination of J/ψ and ψ(2S) masses. The data comprise six scans of J/ψ and seven scans of ψ(2S) which were…”
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Energy scale calibration of the KEDR tagging system
Published in Physics of particles and nuclei (01-01-2018)“…The KEDR detector tagging system is a symmetric focusing magnetic spectrometer of small-angle electrons born in the interaction region of the VEPP-4M collider…”
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Addendum to: Measurement of Γee(J/ψ) with KEDR detector
Published in The journal of high energy physics (01-07-2020)“…The electronic width of the J / ψ meson and its product by the branching fractions of J / ψ meson decay to hadrons and electrons measured with the KEDR…”
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Measurement of Γee(J/ψ) with KEDR detector
Published in The journal of high energy physics (01-05-2018)“…A bstract The product of the electronic width of the J/ψ meson and the branching fractions of its decay to hadrons and electrons has been measured using the…”
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Experiments with the KEDR Detector at the Collider VEPP-4M in the Energy Range = 1.84–3.88 GeV
Published in Physics of particles and nuclei (01-02-2023)“…— The review presents the experiments performed with the KEDR detector at the collider VEPP-4M in the energy range of = 1.84–3.88 GeV. The cross section of…”
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Measurement of J/ψ→γηc decay rate and ηc parameters at KEDR
Published in Physics letters. B (01-11-2014)“…Using the inclusive photon spectrum based on a data sample collected at the J/ψ peak with the KEDR detector at the VEPP-4M e+e− collider, we measured the rate…”
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