Higgs production in hadron collisions: soft and virtual QCD corrections at NNLO

被引:0
作者
Catani, S [1 ]
de Florian, D
Grazzini, M
机构
[1] CERN, Div Theory, CH-1211 Geneva 23, Switzerland
[2] ETH Honggerberg, CH-8093 Zurich, Switzerland
[3] Univ Florence, Dipartimento Fis, I-50125 Florence, Italy
[4] Ist Nazl Fis Nucl, Sez Firenze, I-50125 Florence, Italy
关键词
Higgs physics; QCD; NLO computations; hadronic colliders;
D O I
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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 consider QCD corrections to Higgs boson production through gluon-gluon fusion in hadron collisions. Using the recently evaluated [14] two-loop amplitude for this process and the corresponding factorization formulae [15]-[18] describing soft-gluon bremsstrahlung at O(alpha (2)(S)), we compute the soft and virtual contributions to the next-to-next-to-leading order cross section. We also discuss soft-gluon resummation at next-to-next-to-leading logarithmic accuracy. Numerical results for Higgs boson production at the LHC are presented.
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