LIGHT VECTOR RESONANCES IN THE EFFECTIVE CHIRAL LAGRANGIAN FOR HEAVY MESONS

被引:96
作者
CASALBUONI, R
DEANDREA, A
DIBARTOLOMEO, N
GATTO, R
FERUGLIO, F
NARDULLI, G
机构
[1] IST NAZL FIS NUCL,I-50125 FLORENCE,ITALY
[2] UNIV GENEVA,DEPT PHYS THEOR,CH-1211 GENEVA 4,SWITZERLAND
[3] IST NAZL FIS NUCL,I-35131 PADUA,ITALY
[4] UNIV PADUA,DIPARTIMENTO FIS,I-35131 PADUA,ITALY
[5] UNIV BARI,DIPARTIMENTO FIS,I-70126 BARI,ITALY
[6] IST NAZL FIS NUCL,I-70126 BARI,ITALY
关键词
D O I
10.1016/0370-2693(92)91189-G
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We modify a chiral effective lagrangian, recently suggested to describe interactions of the light pseudoscalars with mesons containing a heavy quark, so as to incorporate light vector resonances, such as rho, etc. The modification uses the hidden gauge symmetry approach. As a preliminary example we present an application to the semileptonic D --> K* decay.
引用
收藏
页码:371 / 376
页数:6
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