The characteristics of the ^8Be ground state in the effective-range approximationстатья
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Дата последнего поиска статьи во внешних источниках: 4 февраля 2014 г.
Авторы:
Orlov Yu V. ,
Nikitina L.I.
Журнал:
Bulletin of the Russian Academy of Sciences: Physics
Том:
76
Номер:
4
Год издания:
2012
Издательство:
Allerton Press Inc.
Местоположение издательства:
United States
Первая страница:
446
Последняя страница:
449
DOI:
10.3103/S1062873812040284
Аннотация:
We find the vertex constant for the synthesis α + α → ^8Be and the corresponding asymptotic normalization coefficient of the Gamov wave function for ^8Be in the ground state. We use modern data on the position and width of the narrow resonance of this state as well as the energy dependence of the scattering phase shift in the s-wave known from the literature. The effective-range theory was applied with the Coulomb interaction taken into account. The parameters of the standard effective-range function expansion up to the member with k^4 (k being the relative momentum) were found. © 2012 Allerton Press, Inc.
Добавил в систему:
Орлов Юрий Всеволодович