Eur Phys J C (2004) 33: s404-s406
https://doi.org/10.1140/epjcd/s2003-03-408-6

PS04 Hard QCD

Order-α _s ² corrections to semi-inclusive DIS

¹ Laboratorio de Física Teórica, Departamento de Física, Facultad de Ciencias Exactas, Universidad Nacional de La Plata, C.C. 67 (1900) La Plata, Argentina,  
² Departamento de Física Teorica, Universidad de Valencia, 46100 Burjassot Valencia, Spain
³ Departamento de Física, F.C.E.N, Universidad de Buenos Aires, Ciudad Universitaria, Pab.1 (1428) Buenos Aires, Argentina,  

Received: 9 August 2003
Accepted: 18 August 2003
Published online: 19 September 2003

Abstract

We analyze the order-α _s ² gluon initiated QCD corrections to semi-inclusive deep inelastic scattering. We focus in the most singular pieces of these corrections and discuss the prescription of overlapping singularities in more than one variable and their factorization.

PACS: 12.38.BxPerturbative calculations – 13.85.NiInclusive production with identified hadrons