Zobrazeno 1 - 10 of 56 pro vyhledávání: '"A.V. Berestov"'
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A spectrometer for investigating coherent phenomena in polarized orthopositronium decay in a weak magnetic field
Autor: O.N. Metelitsa, A.V. Berestov, E. I. Podolny, Sergey K. Andrukhovich, S. N. Harkusha
Publikováno v: Instruments and Experimental Techniques. 53:350-355
A three-detector experimental setup for studying the angular distribution of orthopositronium annihilation γ-quanta in a weak magnetic field (
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b08cf3f01a0d27283093bc9d849f1c3c
https://doi.org/10.1134/s0020441210030048
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Measuring the activity of thorium by its decay products using a multidetector γ-ray coincidence spectrometer
Autor: Sergey K. Andrukhovich, F. E. Ziaziulia, P. Vukotic, N. Svrkota, Nevenka M. Antović, A.V. Berestov, S. N. Harkusha
Publikováno v: Instruments and Experimental Techniques. 51:606-611
A method for detecting thorium by its decay products has been tested on PRIPYAT six-crystal 4π γ-ray coincidence spectrometers. This method makes it possible to measure large-volume samples of any shape with a higher sensitivity and a shorter acqui
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::67209948a3b968f18db77ba0564dca70
https://doi.org/10.1134/s0020441208040180
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Investigation of orthopositronium 3γ-decay using a multidetector spectrometer
Autor: O.N. Metelitsa, N.M. Antovich, A.A. Khrutchinsky, A.V. Berestov, S.K. Andrukhovich, P. Vukotich, Alexandra Gurinovich
Publikováno v: Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 207:219-226
Spectra-angular distribution of the orthopositronium 3γ-decay was investigated for the first time in an asymmetric geometry of annihilation, using multidetector spectrometer ARGUS. In order to analyse the experimental data, a method for selection of
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2277ffc21ea59d4a0cb7ebe949b16a80
https://doi.org/10.1016/s0168-583x(03)00458-0
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A method for selecting three-photon positronium-annihilation events with a multidetector coincidence spectrometer
Autor: S.K. Andrukhovich, P. Vukotich, N.M. Antovich, A.V. Berestov, A. A. Khrushchinskii, O.N. Metelitsa, A. A. Gurinovich
Publikováno v: Scopus-Elsevier
A method for event selection takes into account all features of orthopositronium-atom annihilation. The spectral and angular distributions of positronium three-photon decay was investigated with the 4π-spectrometer ARGUS. The filtration program for
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::af80cec13fd5117128c083abca36da50
https://doi.org/10.1007/bf02759022
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Oscillations in Orthopositronium Annihilation in Magnetic Field in SiO2Powders
Autor: A.V. Berestov, A.S. Talat, Eh.A. Rudak, B.A. Martsynkevich, V.V. Baranov
Publikováno v: Acta Physica Polonica A. 88:79-82
The phenomenon of oscillations of positronium 3γ-decay quantum angular distribution in magnetic field was predicted in papers [1, 2] and the idea of realization opportunity of the new matter investigating method with the use of positrons was put for
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::06123648df81bd9f112f980651bf8a16
https://doi.org/10.12693/aphyspola.88.79
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