Synthesis of microparticles in molecular hydrogen at 1 kbar pressure in nuclear reactions induced by braking γ-rays of 10 MeV threshold energy. The chemical composition of the synthesized particles and structures at the surface of the reaction chamber
Creators
- 1. Flerov Lab. of Nuclear Reactions, JINR, Dubna (Russian Federation)
- 2. National Centre for Nuclear Research, Otwock (Poland)
Description
A chamber filled with molecular hydrogen at 1 kbar pressure was exposed to braking γ-rays with a threshold energy of 10 MeV produced by an electron beam of 20-21 μA intensity during 14 h. The studies of the changes in the structure and element composition of the entrance window, manganin foil, and collector of reaction products are presented in paper [1]. This paper provides a discussion of the results of a study of the synthesized particles and different formations at the inner surfaces of the cut-in-half irradiation chamber (brass sleeve). The studies of the two largest synthesized structures observed after irradiation established the presence of light elements from carbon to calcium. As in [1], multiple lead particles of small size were observed and studied. The detected synthesized particles have a complex shape and composition. At both sides of the inner surfaces of the cut brass sleeve, thin-walled microtubes were observed, as in [1]. The new elements and structures are discussed on the basis of the upstream (fusion) and downstream (fission) models of nuclear reactions (see [1]).
Availability note (English)
Also available online: http://www1.jinr.ru/Preprints/2014/003(P15-2014-3).pdfFiles
45105163.pdf
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Additional details
Additional titles
- Original title (Russian)
- Синтез микрочастиц в молекулярном водороде при давлении 1 кбар в ядерных реакциях под действием тормозных γ-квантов с пороговой энергией 10 MehV. Химический состав синтезированных частиц и структур на поверхности реакционной камеры
Identifiers
Publishing Information
- Imprint Pagination
- 43 p.
- Report number
- JINR-R--15-2014-3
INIS
- Country of Publication
- Joint Institute for Nuclear Research (JINR)
- Country of Input or Organization
- Joint Institute for Nuclear Research (JINR)
- INIS RN
- 45105163
- Subject category
- S75: CONDENSED MATTER PHYSICS, SUPERCONDUCTIVITY AND SUPERFLUIDITY;
- Descriptors DEI
- CHEMICAL COMPOSITION; GAMMA RADIATION; HEAVY ION FUSION REACTIONS; HYDROGEN; MEV RANGE 10-100; PRESSURE VESSELS; RADIATION EFFECTS; SCANNING ELECTRON MICROSCOPY; THERMONUCLEAR REACTIONS
- Descriptors DEC
- CONTAINERS; ELECTROMAGNETIC RADIATION; ELECTRON MICROSCOPY; ELEMENTS; ENERGY RANGE; HEAVY ION REACTIONS; IONIZING RADIATIONS; MEV RANGE; MICROSCOPY; NONMETALS; NUCLEAR REACTIONS; NUCLEOSYNTHESIS; RADIATIONS; SYNTHESIS
Optional Information
- Notes
- 25 refs., 44 figs., 18 tabs. Submitted to the journal, Pis'ma v Zhurnal 'Fizika Ehlementarnykh Chastits i Atomnogo Yadra'
- Funding organization
- Flerov Lab. of Nuclear Reactions, JINR, Dubna (Russian Federation); National Center for Nuclear Research, Otwock (Poland); Inst. of Perspective Materials and Technologies, MIEM, Moscow (Russian Federation); D.V. Skobeltsyn Inst. of Nuclear Physics, M.V. Lomonosov Moscow State Univ., Moscow (Russian Federation)