QCD SUM-RULES FOR PION WAVE-FUNCTION REVISITED

被引:36
|
作者
BAKULEV, AP
MIKHAILOV, SV
机构
[1] Bogoliubov Laboratory of Theoretical Physics, JINR, Dubna
来源
关键词
D O I
10.1007/BF01620720
中图分类号
O412 [相对论、场论]; O572.2 [粒子物理学];
学科分类号
摘要
We analyze new QCD sum rules for the pion wave function (WF) phi(pi)(x), obtained recently in [1] in the non-local vacuum condensates method for non-diagonal correlators, and suggest a new approach for extracting WF of the pi-meson and the mass and WF of the first resonance. As a result, we obtain approximately the same form of the pion WF by two different methods and for two different ansatzes of non-local quark condensates. We predict the mass of the pi'-resonance and obtain the form of its WF.
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页码:451 / 458
页数:8
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