On-shell two-loop three-gluon vertex

被引:22
作者
Davydychev, AI
Osland, P
机构
[1] Johannes Gutenberg Univ Mainz, Dept Phys, D-55099 Mainz, Germany
[2] Moscow MV Lomonosov State Univ, Inst Nucl Phys, Moscow 119899, Russia
[3] Univ Bergen, Dept Phys, N-5007 Bergen, Norway
[4] Deutsch Elektonen Synchrotron, D-22603 Hamburg, Germany
[5] CERN, Div Theoret Phys, CH-1211 Geneva 23, Switzerland
关键词
D O I
10.1103/PhysRevD.59.014006
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
The two-loop three-gluon vertex is calculated in an arbitrary covariant gauge, in the limit when two of the gluons are on the mass shell. The corresponding two-loop results for the ghost-gluon vertex are also obtained. It is shown that the results are consistent with the Ward-Slavnov-Taylor identities.
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页数:22
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