Three-loop quark form factor at high energy: The leading mass corrections

被引：13

作者：

Liu, Tao ^{[1
]}

Penin, Alexander A. ^{[1
,2
]}

Zerf, Nikolai ^{[3
]}

机构：

[1] Univ Alberta, Dept Phys, Edmonton, AB T6G 2J1, Canada

[2] Karlsruher Inst Technol, Inst Theoret Teilchenphys, D-76128 Karlsruhe, Germany

[3] Heidelberg Univ, Inst Theoret Phys, D-69120 Heidelberg, Germany

来源：

PHYSICS LETTERS B | 2017年 / 771卷

基金：

加拿大自然科学与工程研究理事会;

关键词：

QCD perturbation theory; Asymptotic expansion; Form factor; ASYMPTOTIC-BEHAVIOR;

D O I：

10.1016/j.physletb.2017.06.002

中图分类号：

P1 [天文学];

学科分类号：

0704 ;

摘要：

We compute the leading mass corrections to the high-energy behavior of the massive quark vector form factor to three loops in QCD in the double-logarithmic approximation. (C) 2017 The Authors. Published by Elsevier B.V.

引用

页码：492 / 496

页数：5

共 23 条

[1]

Ahmed T., ARXIV170407846HEPPH

[2] Quark and Gluon Form Factors to Three Loops [J].

Baikov, P. A. ;

Chetyrkin, K. G. ;

Smirnov, A. V. ;

Smirnov, V. A. ;

Steinhauser, M. .

PHYSICAL REVIEW LETTERS, 2009, 102 (21)

[3] Decays of scalar and pseudoscalar Higgs bosons into fermions: Two-loop QCD corrections to the Higgs-quark-antiquark amplitude [J].

Bernreuther, W ;

Bonciani, R ;

Gehrmann, T ;

Heinesch, R ;

Mastrolia, P ;

Remiddi, E .

PHYSICAL REVIEW D, 2005, 72 (09)

[4] Two-loop QCD corrections to the heavy quark form factors: the vector contributions [J].

Bernreuther, W ;

Bonciani, R ;

Gehrmann, T ;

Heinesch, R ;

Leineweber, T ;

Mastrolia, P ;

Remiddi, E .

NUCLEAR PHYSICS B, 2005, 706 (1-2) :245-324

[5] Calculation of the two-loop heavy-flavor contribution to Bhabha scattering [J].

Bonciani, R. ;

Ferroglia, A. ;

Penin, A. A. .

JOURNAL OF HIGH ENERGY PHYSICS, 2008, (02)

[6] Heavy-flavor contribution to Bhabha scattering [J].

Bonciani, R. ;

Ferroglia, A. ;

Penin, A. A. .

PHYSICAL REVIEW LETTERS, 2008, 100 (13)

[7] ALGORITHM TO COMPUTE CORRECTIONS TO THE SUDAKOV FORM-FACTOR [J].

COLLINS, JC .

PHYSICAL REVIEW D, 1980, 22 (06) :1478-1489

[8] Two-loop Sudakov form factor in a theory with a mass gap -: art. no. 101802 [J].

Feucht, B ;

Kühn, JH ;

Penin, AA ;

Smirnov, VA .

PHYSICAL REVIEW LETTERS, 2004, 93 (10) :101802-1

[9] EXPONENTIATION OF LEADING INFRARED DIVERGENCES IN MASSLESS YANG-MILLS THEORIES [J].

FRENKEL, J ;

TAYLOR, JC .

NUCLEAR PHYSICS B, 1976, 116 (01) :185-194

[10] Calculation of the quark and gluon form factors to three loops in QCD [J].

Gehrmann, T. ;

Glover, E. W. N. ;

Huber, T. ;

Ikizlerli, N. ;

Studerus, C. .

JOURNAL OF HIGH ENERGY PHYSICS, 2010, (06)

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