Izmerenie secheniya deleniya yader 238U neytronami s energiyami 0.3-500 MeB
- Authors: Vorob'ev A.S1, Gagarskiy A.M1, Shcherbakov O.A1, Vayshnene L.A1, Barabanov A.L1
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Affiliations:
- Issue: Vol 117, No 7-8 (4) (2023)
- Pages: 561-570
- Section: Articles
- URL: https://journals.rcsi.science/0370-274X/article/view/145189
- DOI: https://doi.org/10.31857/S1234567823080013
- EDN: https://elibrary.ru/VOJWOU
- ID: 145189
Cite item
Abstract
Представлены результаты измерения зависимости сечения деления ядер 238U нейтронами от энергии нейтронов в диапазоне от 0.3 до 500 МэВ, выполненного на времяпролетном спектрометре нейтронного комплекса ГНЕЙС в НИЦ “Курчатовский институт” - ПИЯФ. Осколки деления регистрировались при помощи позиционно-чувствительных многопроволочных пропорциональных счетчиков низкого давления. Сечение деления 238U(n, f ) измерялось относительно сечения деления 235U(n, f ), являющегося принятым международным стандартом. Приведены также данные по энергетической зависимости угловой анизотропии выхода осколков деления ядер 238U нейтронами. Проведено сравнение полученных данных с результатами экспериментальных работ, выполненных ранее с использованием как аналогичных, так и значительно отличающихся методик.
About the authors
A. S Vorob'ev
Email: vorobyev_as@pnpi.nrcki.ru
A. M Gagarskiy
O. A Shcherbakov
L. A Vayshnene
A. L Barabanov
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