论文标题

SU(3)分析沉重的介子衰减中的全灯四夸克

SU(3) analysis of fully-light tetraquarks in heavy meson weak decays

论文作者

Shi, Yu-Ji, Xing, Ye, Zhao, Zhen-Xing

论文摘要

我们对SU(3)进行了SU(3)分析,分析了伪凯尔膜中的半副作用和非静态的重膜弱衰减,并在10或27代表中进行全灯四夸克。产生了全光四夸克的SU(3)表示张量,并列出了每个代表张量的所有风味成分。我们分析的衰减频道包括$ b/d \ to u/t〜p〜lν $,$ b/d \ to u/t〜p $和$ b_c \ to u/t〜p/d $,$ u/t $代表10或27个表示形式的全灯tetraquark,$ p $是Pseudsoscalar Meson。最后,在这些结果中,我们列出了所有预期在实验中有更多可能性的黄金衰减通道。

We perform a SU(3) analysis for both semi-leptonic and non-leptonic heavy meson weak decays into a pseudoscalar meson and a fully-light tetraquark in 10 or 27 representation. A reduction of the SU(3) representation tensor for the fully-light tetraquarks is produced and all the flavor components for each representation tensor are listed. The decay channels we analysis include $B/D \to U/T~P~lν$, $B/D \to U/T~P $ and $B_c \to U/T~P/D$, with $U/T$ represents a fully-light tetraquark in 10 or 27 representation and $P$ is a pseudoscalar meson. Finally, among these results we list all the golden decay channels which are expected to have more possibilities to be observed in experiments.

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