ABSENCE OF EXOTIC HADRONS IN FLUX-TUBE QUARK MODELS

被引：49

作者：

CARLSON, J ^{[1
]}

PANDHARIPANDE, VR ^{[1
]}

机构：

[1] UNIV ILLINOIS,DEPT PHYS,URBANA,IL 61801

来源：

PHYSICAL REVIEW D | 1991年 / 43卷 / 05期

关键词：

D O I：

10.1103/PhysRevD.43.1652

中图分类号：

P1 [天文学];

学科分类号：

0704 ;

摘要：

Flux-tube quark models based upon strong-coupling QCD are studied in the limit of small coupling between different flux-tube topologies. In this limit, it is shown that no bound exotic states exist, in contrast with predictions made with bag and other mean-field and two-body potential quark models. Results are presented for the 2q-2qBAR, 4q-qBAR, and 6q sectors, and the various quark models are compared. The extent to which "exotic" states are observed experimentally can be regarded to some degree as a test of the relevance of strong-coupling-based flux-tube models.

引用

页码：1652 / 1658

页数：7

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