Енергетичні кореляції α-частинок в каналі утворення основного стану ядра 8Be реакцій 12С(γ,3α) і 16О(y,4a)

The method of diffusion chamber in the magnetic field making use of a bremsstrahlung beam with a maximum photon energy of 150 MeV is applied to study the 12C(y,3a) and 16O(y,4a) reactions. A resonance identified as the ground state of 8Be nucleus is found in the distribution of events over the energ...

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Bibliographic Details
Date:2019
Main Author: Afanasyev, S. N.
Format: Article
Language:English
Ukrainian
Published: Publishing house "Academperiodika" 2019
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Online Access:https://ujp.bitp.kiev.ua/index.php/ujp/article/view/2019349
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Journal Title:Ukrainian Journal of Physics

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Ukrainian Journal of Physics
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Summary:The method of diffusion chamber in the magnetic field making use of a bremsstrahlung beam with a maximum photon energy of 150 MeV is applied to study the 12C(y,3a) and 16O(y,4a) reactions. A resonance identified as the ground state of 8Be nucleus is found in the distribution of events over the energy of the relative motion of two a-particles. The partial cross-sections of the 8Be nucleus formation channels are measured. It is shown that the mechanism of interaction between a y-quantum and a virtual a-particle pair takes place in this case.