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Registration Number

0218U003440, 0113U001123 , R & D reports

Title

Investigation of the excited atomic nuclei and mechanisms of nuclear processes in near-treshold reactions.

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Head

Denisov Vitaly,

Registration Date

13-02-2018

Organization

Scientific Center "Institute for Nuclear Research" of National Academy of Sciences of Ukraine

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Consideration of the interaction of various nuclei in the framework of semi-microscopic and microscopic models. Study of the dependence of the interaction of nuclei on the nucleon composition of the interacting nuclei. Study of the emission of nuclear clusters. Consideration of the renormalization of weak interaction constants for nuclei from different regions of mass. Investigation of fission isomers at 238U on electron, positron, and braking gamma-quanta beams. Study of irradiated fuel-containing materials. Investigation of isomeric ratios in reactions with protons, deuterons and neutrons at near threshold values of energy of bombing particles on nuclei in the Z = 50 and Z = 28. Research of modern directions of development of electrophysical technology (theoretical) - formation of technical requirements for a new experimental technique in the NDI. Calculations of nucleus-nuclear potentials, cross sections of various nuclear reactions (fusion, fusion-fission, division, elastic scattering), and the lifetime of nuclei relative to the emission of clusters. Description of the beta decay of heavy nuclei. Investigation of fission of 235,238U in reactions with termonuclear neutrons. Study of penetration effects in M1 transitions. Investigation without photon annihilation on positron beams with different boundary energy. Creation of projects for technical adaptation and modernization of existing experimental equipment; development of structures of the new radiation technology. For the period of implementation of the topic to provide information support in the search for the necessary data for future research. Study of collective movement in collisions of nuclei. Investigation of nuclear reaction mechanisms with termonuclear neutrons induced by (d, d) -reaction. Investigation of hot particles from ChNPP Unit 4. Development of technical documentation for the modernization of existing plants and the creation of new sources of electrons. Improvement of technology for the restoration of gamma and X-ray detectors, made on the basis of germanium and silicon, and maintaining them in working condition. Description of the collective state properties in nuclei and nuclear reaction mechanisms. Theoretical and experimental research of mechanisms of nuclear reactions in the field of low energies on nuclei with Z = 50, Z = 82. Analysis and systematization of data on average angular moments in fission products. Model development taking into account the received data. Creation of active models of technical means of modernization of experimental equipment - revision of technical structures on existing models. Investigation of their characteristics. Clarification of accepted technical decisions. Preparation and transfer for implementation of working documentation for the creation of technical facilities. Study of the process of merging and disintegration of heavy and super-heavy nuclei. Investigation of the mechanisms of the occurrence of nuclear reactions using the method of isomeric ratios in reactions with alpha particles. Study of the effects of penetration on the nuclei of the rare earth region. Creation of experimental stands and their development in operation. Investigation of the possibility of using a model of a portable probe-like gamma spectrometer to determine the specific activity of gamma nuclides in depth of soil. Development of method for measurement and calibration of portable spectrometer. Improvement of the gamma and beta spectrum processing program obtained from low activity samples. Using the INIS database and others to perform information support of the scientific work and provide staff with the latest scientific information.

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Бондарьков Дмитро Миколайович
Вишневський Іван Миколайович
Давидовська Оксана Іванівна
Денисов Віталій Юрійович
Желтоножський Віктор Олександрович
Ковалінська Тетяна Володимирівна
Куліч Надія Владиславівна
Михайлюк Вадим Петрович
Нестеров Василь Олександрович
Петросян Едуард Єфремович
Пилипенко Микола Олександрович
Плюйко Володимир Андрійович
Погуляй Сергій Сергійович
Саврасов Андрій Миколайович
Садовніков Леонід Володимирович
Сахно Віктор Іванович
Сидоренко Леонід Петрович
Третяк Володимир Ілліч
Хоменков Володимир Петрович
Чаплинський Роман Юр'євич

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2020-04-02