Heavy baryon chiral perturbation theory with light deltas

被引:304
|
作者
Hemmert, TR
Holstein, BR
Kambor, J
机构
[1] Forschungszentrum Julich, IKP Th, D-52425 Julich, Germany
[2] TRIUMF, Theory Grp, Vancouver, BC V6T 2A3, Canada
[3] Univ Massachusetts, Dept Phys & Astron, Amherst, MA 01003 USA
[4] Univ Zurich, Inst Theoret Phys, CH-8057 Zurich, Switzerland
关键词
D O I
10.1088/0954-3899/24/10/003
中图分类号
O57 [原子核物理学、高能物理学];
学科分类号
070202 ;
摘要
We demonstrate how heavy mass methods, previously applied to chiral perturbation theory calculations involving the interactions of nucleons and pions, can be generalized to include interactions with the Delta(1232) in a systematic formalism which we call the 'small-scale expansion'.
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页码:1831 / 1859
页数:29
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