论文标题

用轴向形成的天空有限幅度方法的β衰减的全局描述:扩展到奇数和奇数核

Global Description of Beta Decay with the Axially-Deformed Skyrme Finite Amplitude Method: Extension to Odd-Mass and Odd-Odd Nuclei

论文作者

Ney, E. M., Engel, J., Schunck, N.

论文摘要

我们使用有限振幅方法(FAM),即准粒子随机相近似的有效实现,以使用3983个核的Skyrme能量密度函数来计算β-付费速率,本质上是所有中等质量和重型同位素在稳定性的中子丰富的稳定性方面。我们采用了FAM的扩展,该FAM可以在均等填充近似中处理奇数和奇数核地面。我们的费率与实验数据合理地达成了合理的一致性,以及其他全球计算的费率。

We use the finite amplitude method (FAM), an efficient implementation of the quasiparticle random phase approximation, to compute beta-decay rates with Skyrme energy-density functionals for 3983 nuclei, essentially all the medium-mass and heavy isotopes on the neutron rich side of stability. We employ an extension of the FAM that treats odd-mass and odd-odd nuclear ground states in the equal filling approximation. Our rates are in reasonable agreement both with experimental data where available and with rates from other global calculations.

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