Threshold and pseudothreshold values of the sunset diagram

被引：54

作者：

Berends, FA

Davydychev, AI

Ussyukina, NI

机构：

[1] Leiden Univ, Inst Lorentz, NL-2300 RA Leiden, Netherlands

[2] Moscow MV Lomonosov State Univ, Inst Nucl Phys, Moscow 119899, Russia

来源：

PHYSICS LETTERS B | 1998年 / 426卷 / 1-2期

基金：

俄罗斯基础研究基金会;

关键词：

D O I：

10.1016/S0370-2693(98)00166-X

中图分类号：

P1 [天文学];

学科分类号：

0704 ;

摘要：

Analytic results for the threshold and pseudothreshold values of the sunset diagram with arbitrary masses are obtained in terms of dilogarithms of ratios of the masses. (C) 1998 Elsevier Science B.V. All rights reserved.

引用

页码：95 / 104

页数：10

共 49 条

[1] SIMPLE ONE-DIMENSIONAL INTEGRAL-REPRESENTATIONS FOR 2-LOOP SELF-ENERGIES - THE MASTER DIAGRAM [J].

BAUBERGER, S ;

BOHM, M .

NUCLEAR PHYSICS B, 1995, 445 (01) :25-46

[2] ANALYTICAL AND NUMERICAL-METHODS FOR MASSIVE 2-LOOP SELF-ENERGY DIAGRAMS [J].

BAUBERGER, S ;

BERENDS, FA ;

BOHM, M ;

BUZA, M .

NUCLEAR PHYSICS B, 1995, 434 (1-2) :383-407

[3]

BENEKE M, CERNTH97315

[4] ON THE NUMERICAL EVALUATION OF SCALAR 2-LOOP SELF-ENERGY DIAGRAMS [J].

BERENDS, FA ;

TAUSK, JB .

NUCLEAR PHYSICS B, 1994, 421 (02) :456-470

[5] CLOSED EXPRESSIONS FOR SPECIFIC MASSIVE MULTILOOP SELF-ENERGY INTEGRALS [J].

BERENDS, FA ;

BOHM, M ;

BUZA, M ;

SCHARF, R .

ZEITSCHRIFT FUR PHYSIK C-PARTICLES AND FIELDS, 1994, 63 (02) :227-234

[6] Small-threshold behaviour of two-loop self-energy diagrams: Two-particle thresholds [J].

Berends, FA ;

Davydychev, AI ;

Smirnov, VA .

NUCLEAR PHYSICS B, 1996, 478 (1-2) :59-89

[7]

BJORKEVOLL KS, 1992, NUCL PHYS B, V386, P303

[8]

BOLLINI CG, 1972, NUOV CIMEN S I FIS B, VB 12, P20

[9] Analytic evaluation of two-loop renormalization constants of enhanced electroweak strength in she Higgs sector of the Standard model [J].

Borodulin, V ;

Jikia, G .

PHYSICS LETTERS B, 1997, 391 (3-4) :434-440

[10] Matching QCD and heavy-quark effective theory heavy-light currents at two loops and beyond [J].

Broadhurst, DJ ;

Grozin, AG .

PHYSICAL REVIEW D, 1995, 52 (07) :4082-4098

← 1 2 3 4 5 →