Výsledky vyhledávání - "V. N. Dushin"

Reconstruction of Spontaneous Fission Neutron Multiplicity Distribution Spectra by the Statistical Regularization Method

Autor: I. N. Izosimov, V. N. Dushin, R. S. Mukhin, A. I. Svirikhin, A. V. Eremin, A. V. Isaev

In this paper we propose a technique for reconstructing the multiplicity distribution of spontaneous fission neutrons using the Tikhonov regularization method. The results obtained for 252No, 244Fm, 246Fm, and 248Cm are compared with previously recon

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::671688adfb35f319cfab9a19bdb2fabd

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Fabrication and calibration of new carbon-14 reference standards using irradiated graphite from uranium–graphite reactors

Autor: V. N. Dushin, V.G. Merkulov, E.V. Tchibisov, S. G. Kotlyarevsky, A. O. Pavliuk, A.G. Volkovich, Anna Volkova, A.V. Stepanov, V.B. Gorshkov, D.V. Kabanov, R. I. Kan, E.V. Zakharova, Yu.N. Simirsky, I.M. Maksimova, I.E. Alekseev

Publikováno v: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 1003:165350

The paper deals with measurements of carbon-14 in irradiated nuclear graphite. It suggests approaches to the problem, impart experience in production and calibration of new C-14, reference standards got from irradiated elements (sleeve, block) of the

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::3dae358e2c0d734022f70ef18a9c9769
https://doi.org/10.1016/j.nima.2021.165350

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Neutron multiplicity at spontaneous fission of 246Fm

Autor: V. I. Chepigin, A. I. Svirikhin, M. L. Chelnokov, D. E. Katrasev, O. N. Malyshev, A. G. Popeko, A. V. Yeremin, A. Minkova, E. A. Sokol, I. N. Izosimov, V. N. Dushin

Publikováno v: The European Physical Journal A. 44:393-396

The neutron-deficient isotope 246Fm , produced in the complete fusion reaction 40Ar$ + $208Pb , was investigated. The main goal of the experiment was to determine the neutron multiplicity at spontaneous fission of this isotope. For experiments aimed

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b29e4a98f63c039b46583c0c2dc0a0ce
https://doi.org/10.1140/epja/i2010-10968-0

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Facility for neutron multiplicity measurements in fission

Autor: Yu. S. Pleva, Oleg Shcherbakov, I. S. Kraev, A. S. Vorobyev, D.V. Nikolaev, V. N. Dushin, B. F. Petrov, V. A. Jakovlev, A.B. Laptev, F.-J. Hambsch, G. A. Petrov, V. E. Sokolov, T. A. Zavarukhina, V.I. Shpakov, V. I. Petrova, V. A. Kalinin

Publikováno v: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 516:539-553

The description of an experimental set-up for neutron multiplicity measurements and its specific data processing procedures are presented together with some results for 252 Cf ( sf ) . With this experimental set-up the light and heavy fission fragmen

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f3ff3f0a1fe5f605dafa37a0dda99f44
https://doi.org/10.1016/j.nima.2003.09.029

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Methodology of a Study of Correlations Between Neutron Multiplicity, Mass and Kinetic Energy of Fission Fragments

Autor: V. A. Jakovlev, Franz-Josef Hambsch, A. S. Vorobyev, V. A. Kalinin, Il’ya Kraev, V. N. Dushin, Oleg Shcherbakov, Guennadi Petrov, A.B. Laptev, B. F. Petrov, Vladimir Sokolov, Yuri Pleva

Publikováno v: Journal of Nuclear Science and Technology. 39:630-633

The description of an experimental set-up for the study of the excitation energy distribution of fission fragments by means of coincident measurement of fission neutrons is presented. For every fission event the kinetic energy and mass of both fragme

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6161c1f1d57922915843502d1f5ba398
https://doi.org/10.1080/00223131.2002.10875178

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Measurements of Prompt Neutron Multiplicity Distributions in Correlation with Mass-Energy Distribution of Fission Fragments in Spontaneous Fission of252Cf,244Cm and248Cm

Autor: G. A. Petrov, Yuri Pleva, B. F. Petrov, A. S. Vorobyev, V. N. Dushin, Vladimir Sokolov, V. A. Kalinin, Il’ya Kraev, V. A. Jakovlev, A.B. Laptev, Franz-Josef Hambsch, Oleg Shcherbakov

Publikováno v: Journal of Nuclear Science and Technology. 39:250-253

The number of prompt neutrons emitted in the fission event have been measured separately for each complementary fragment in coincidence with fragment mass and kinetic energies in spontaneous fission of 252Cf, 244Cm and 248Cm. Two high efficient Gd-lo

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4384c807bea7293f37d4f1949c4b4bd2
https://doi.org/10.1080/00223131.2002.10875086

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The investigation of properties of short-lived SF isotopes (Z > 100) at the focal plane of VASSILISSA separator

Autor: M. L. Chelnokov, A. V. Yeremin, A. Minkova, M. Gupta, Alexander Andreev, O. N. Malyshev, V. I. Chepigin, Alexandr Svirikhin, S. M. Mullins, D. E. Katrasev, Alexey Kuznetsov, V. N. Dushin, A. V. Isaev, I. N. Izosimov, Evgeniy Sokol, A. G. Popeko

Publikováno v: EPJ Web of Conferences, Vol 62, p 03005 (2013)

For experiments aimed at the study of spontaneous fission of transfermium nuclei improvements in the focal plane detector system of recoil separator VASSILISSA have been made. A neutron detector consisting of 54 3He-filled counters has been mounted a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::56def68d0f70988f4f190d86c8dc0d26
https://doaj.org/article/0179fe42884842778a33580c07fce2f8

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The emission of prompt neutrons from the spontaneous fission of 252No and 244Fm

Autor: A. N. Kuznetsov, M. Gupta, S. M. Mullins, I. N. Izosimov, V. I. Chepigin, A. I. Svirikhin, E. A. Sokol, A. V. Isaev, O. N. Malyshev, A. V. Andreev, A. V. Yeremin, D. E. Katrasev, V. N. Dushin, M. L. Chelnokov, A. G. Popeko

Publikováno v: The European Physical Journal A. 48

The neutron detector with 3He -filled counters placed in the focal plane of the VASSILISSA separator is used for measuring the average number and determining the multiplicity distribution of prompt neutrons from the spontaneous fission of heavy short

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f9927e0a66f4e12a4a1247d0d75a1c38
https://doi.org/10.1140/epja/i2012-12121-7

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Neutron-Induced Fission Cross Sections of 240Pu, 243Am, and natW in the Energy Range 1–200 MeV

Autor: A. V. Fomichev, R. C. Haight, S. M. Soloviev, Yu. V. Tuboltsev, A.B. Laptev, A. S. Vorobyev, Oleg Shcherbakov, V. N. Dushin, A. Yu. Donets, A. A. Fomichev

Publikováno v: AIP Conference Proceedings.

The neutron‐induced fission cross‐section ratios relative to 235U has been measured for 240Pu, 243Am and natW in a wide energy range of incident neutrons from 1 MeV to 200 MeV at the GNEIS facility. The measurements were performed using the multi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::bae3e503d5d65777b134f6d659e7096e
https://doi.org/10.1063/1.1945143

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