光奇四夸克的质量和衰变特性研究

IF 1.7 4区 物理与天体物理 Q2 PHYSICS, MULTIDISCIPLINARY
Chetan Lodha, Ajay Kumar Rai
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引用次数: 0

摘要

受最近四夸克研究进展的启发,我们在二夸克-反二夸克的形式中研究了光奇四夸克的质谱和衰变特性(\(sq{\bar{s}}{\bar{q}},ss{\bar{q}}{\bar{q}}\))。通过考虑不同的内部夸克结构和内部颜色结构,在半相对论和非相对论框架下生成了质谱。对于衰变宽度,我们引入了湮灭模型和旁观者模型。已经探索了几种共振作为这些四夸克的潜在候选者。同时,还研究了介子(\(s{\bar{q}},q{\bar{s}}\))的质谱和几种衰变通道。这项研究的开展是希望有助于提高对光-光领域四夸克的理解。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Investigation of mass and decay characteristics of the light-strange tetraquark

Motivated by recent developments in tetraquark studies, we investigate the mass spectra and decay properties of light-strange tetraquarks (\(sq{\bar{s}}{\bar{q}},ss{\bar{q}}{\bar{q}}\)) in diquark-antidiquark formalism. By considering different internal quark structures and internal color structures, mass spectra are generated in semi-relativistic and non-relativistic frameworks. For decay widths, the annihilation model and spectator model have been incorporated. Several resonances have been explored as potential candidates for these tetraquarks. Concurrently, mass spectra and several decay channels of kaons (\(s{\bar{q}},q{\bar{s}}\)) are also investigated. This study is carried out in the hope of helping improve the understanding of tetraquarks in the light-light sector.

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来源期刊
Indian Journal of Physics
Indian Journal of Physics 物理-物理:综合
CiteScore
3.40
自引率
10.00%
发文量
275
审稿时长
3-8 weeks
期刊介绍: Indian Journal of Physics is a monthly research journal in English published by the Indian Association for the Cultivation of Sciences in collaboration with the Indian Physical Society. The journal publishes refereed papers covering current research in Physics in the following category: Astrophysics, Atmospheric and Space physics; Atomic & Molecular Physics; Biophysics; Condensed Matter & Materials Physics; General & Interdisciplinary Physics; Nonlinear dynamics & Complex Systems; Nuclear Physics; Optics and Spectroscopy; Particle Physics; Plasma Physics; Relativity & Cosmology; Statistical Physics.
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