论文标题

从头开始研究双重游戏转变及其与中性s的相关性

Ab initio studies of double Gamow-Teller transition and its correlation with neutrinoless double beta decay

论文作者

Yao, J. M., Ginnett, I., Belley, A., Miyagi, T., Wirth, R., Bogner, S., Engel, J., Hergert, H., Holt, J. D., Stroberg, S. R.

论文摘要

我们使用手性相互作用和几种{\ em ab libio}方法来计算核矩阵元素(NMES),以在一系列的同位素中以地面状态到地面双重gamow teller转变,并探索这些Nmes与这些NMES与中性beta beta deble beta deble beta double beta deble by supers a Lightale seplact a Lightale seplace a Lightale selectale seleverna seletrinlo产生的相关性。当同时考虑{\ em ab intib}计算的所有同胞持续和同义变化的转变时,相关性很强。但是,对于与实验相关的变化转变,相关性较弱,可能对减少NME的不确定性没有帮助,以减少中微子双β衰减的不确定性。

We use chiral interactions and several {\em ab initio} methods to compute the nuclear matrix elements (NMEs) for ground-state to ground-state double Gamow-Teller transitions in a range of isotopes, and explore the correlation of these NMEs with those for neutrinoless double beta decay produced by the exchange of a light Majorana neutrino. When all the NMEs of both isospin-conserving and isospin-changing transitions from the {\em ab initio} calculations are considered, the correlation is strong. For the experimentally relevant isospin-changing transitions by themselves, however, the correlation is weaker and may not be helpful for reducing the uncertainty in the NMEs for neutrinoless double-beta decay.

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