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Strong decays of hybrid mesons from the heavy quark expansion of QCD

 

作者: Philip R. Page,  

 

期刊: AIP Conference Proceedings  (AIP Available online 1998)
卷期: Volume 432, issue 1  

页码: 121-124

 

ISSN:0094-243X

 

年代: 1998

 

DOI:10.1063/1.55999

 

出版商: AIP

 

数据来源: AIP

 

摘要:

We calculate the strong decays of hybrid mesons to conventional mesons for all the lowest lyingJPChybrids of flavouruu¯,dd¯,ss¯,cc¯andbb¯.A decay operator developed from the heavy quark expansion of quantum chromodynamics is employed. We show that the selection rule that hybrid mesons do not decay to identical S-wave mesons, found in other models, is preserved. We predict decays of charmonium hybrids, discuss decays ofJPC=1−+exotic isovector hybrids of various masses, and interpret the &pgr;(1800) as a hybrid meson. ©1998 American Institute of Physics.

 

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