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
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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
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Año: | 2009
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Volumen: | 815
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Número: | 1-2
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Página de inicio: | 174
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Página de fin: | 197
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DOI: |
http://dx.doi.org/10.1016/j.nuclphysb.2009.02.014 |
Título revista: | Nuclear Physics B
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Título revista abreviado: | Nucl. Phys. B
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ISSN: | 05503213
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CODEN: | NUPBB
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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