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- W2061118245 abstract "We derive the two-loop QCD helicity amplitudes for the processes ℓq→ℓqg (ℓq¯→ℓq¯g) and ℓg→ℓqq¯, which are the partonic reactions yielding (2+1)-jet final states in deep inelastic lepton nucleon scattering. The amplitudes are obtained by analytic continuation of the known helicity amplitudes for e+e−→qq¯g. We separate the infrared divergent and finite parts of the amplitudes using Catani's infrared factorization formula. The analytic results for the finite parts of the amplitudes are expressed in terms of one- and two-dimensional harmonic polylogarithms. To evaluate these functions numerically, we list in detail the non-trivial (and kinematic region dependent) variable transformations one needs to perform." @default.
- W2061118245 created "2016-06-24" @default.
- W2061118245 creator A5032968954 @default.
- W2061118245 creator A5053717488 @default.
- W2061118245 date "2009-06-01" @default.
- W2061118245 modified "2023-09-27" @default.
- W2061118245 title "Two-loop QCD helicity amplitudes for (<mml:math xmlns:mml=http://www.w3.org/1998/Math/MathML altimg=si1.gif overflow=scroll><mml:mn>2</mml:mn><mml:mo>+</mml:mo><mml:mn>1</mml:mn></mml:math>)-jet production in deep inelastic scattering" @default.
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- W2061118245 doi "https://doi.org/10.1016/j.physletb.2009.04.083" @default.