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Abstract:

We consider transverse-momentum (qT) resummation for Drell-Yan lepton pair production in hadron collisions. At small values of qT, the logarithmically-enhanced QCD contributions are resummed up to next-to-leading logarithmic accuracy. At intermediate and large values of qT, resummation is consistently combined with the fixed-order perturbative result. We present numerical results for e+ e- pairs from the decay of Z bosons produced at Tevatron energies. We perform a detailed study of the scale dependence of the results to estimate the corresponding perturbative uncertainty. We comment on the comparison with the available Tevatron data. © 2009 Elsevier B.V. All rights reserved.

Registro:

Documento: Artículo
Título:Transverse-momentum resummation: A perturbative study of Z production at the Tevatron
Autor:Bozzi, G.; Catani, S.; Ferrera, G.; de Florian, D.; Grazzini, M.
Filiación:Institut für Theoretische Physik, Universität Karlsruhe, PO Box 6980, D-76128 Karlsruhe, Germany
INFN, Sezione di Firenze, Dipartimento di Fisica, I-50019 Sesto Fiorentino, Florence, Italy
Departamento de Física, FCEYN, Universidad de Buenos Aires, (1428) Pabellon 1 Ciudad Universitaria, Capital Federal, Argentina
Año:2009
Volumen:815
Número:1-2
Página de inicio:174
Página de fin:197
DOI: http://dx.doi.org/10.1016/j.nuclphysb.2009.02.014
Título revista:Nuclear Physics B
Título revista abreviado:Nucl. Phys. B
ISSN:05503213
CODEN:NUPBB
Registro:https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_05503213_v815_n1-2_p174_Bozzi

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Citas:

---------- APA ----------
Bozzi, G., Catani, S., Ferrera, G., de Florian, D. & Grazzini, M. (2009) . Transverse-momentum resummation: A perturbative study of Z production at the Tevatron. Nuclear Physics B, 815(1-2), 174-197.
http://dx.doi.org/10.1016/j.nuclphysb.2009.02.014
---------- CHICAGO ----------
Bozzi, G., Catani, S., Ferrera, G., de Florian, D., Grazzini, M. "Transverse-momentum resummation: A perturbative study of Z production at the Tevatron" . Nuclear Physics B 815, no. 1-2 (2009) : 174-197.
http://dx.doi.org/10.1016/j.nuclphysb.2009.02.014
---------- MLA ----------
Bozzi, G., Catani, S., Ferrera, G., de Florian, D., Grazzini, M. "Transverse-momentum resummation: A perturbative study of Z production at the Tevatron" . Nuclear Physics B, vol. 815, no. 1-2, 2009, pp. 174-197.
http://dx.doi.org/10.1016/j.nuclphysb.2009.02.014
---------- VANCOUVER ----------
Bozzi, G., Catani, S., Ferrera, G., de Florian, D., Grazzini, M. Transverse-momentum resummation: A perturbative study of Z production at the Tevatron. Nucl. Phys. B. 2009;815(1-2):174-197.
http://dx.doi.org/10.1016/j.nuclphysb.2009.02.014