4-LOOP PERTURBATIVE EXPANSION FOR THE LATTICE N-VECTOR MODEL

被引：33

作者：

CARACCIOLO, S

PELISSETTO, A

机构：

[1] UNIV LECCE, IST NAZL FIS NUCL, SEZ LECCE, I-73100 LECCE, ITALY

[2] UNIV PISA, DIPARTIMENTO FIS, I-56100 PISA, ITALY

[3] UNIV PISA, IST NAZL FIS NUCL, SEZ PISA, I-56100 PISA, ITALY

来源：

NUCLEAR PHYSICS B | 1995年 / 455卷 / 03期

关键词：

D O I：

10.1016/0550-3213(95)00438-X

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 compute the four-loop contributions to the beta-function and the anomalous dimension of the field for the O(N)-invariant N-vector model. These results are used to compute the second analytic corrections to the correlation length and the general spin-n susceptibility.

引用

页码：619 / 647

页数：29

共 42 条

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MEYER S, 1995, PHYS REV LETT, V75

[32]

MULLER VF, 1985, NUCL PHYS B, V259, P745

[33] THE SCALING BEHAVIOR OF THE 2-DIMENSIONAL O(N) SYMMETRIC HEISENBERG-MODEL TO ORDER N-1 [J].