摘要
从Adler-bardeen关系出发,并考虑到同位旋破缺的高阶修正和π-η-η′混合,推出了夸克对质子自旋的公式.
Start from the Adler-Bardeen relation and have derived a formula of the quark content of the proton spin, when the π-η-η′mixing and the higher order correction of the isospin breaking is considered.
出处
《延边大学学报(自然科学版)》
CAS
1997年第4期22-24,共3页
Journal of Yanbian University(Natural Science Edition)
关键词
轴矢反常
同位旋破缺修正
质子自旋
夸克
Axial anomaly
π-η-η′mixing
Correction of the isospin breaking