Abstract:
We consider the transverse-momentum (qT) distribution of Drell-Yan lepton pairs produced in hadron collisions. At small values of qT, we resum the logarithmically-enhanced perturbative QCD contributions up to next-to-next-to-leading logarithmic accuracy. At intermediate and large values of qT, we consistently combine resummation with the known next-to-leading order perturbative result. All perturbative terms up to order α S 2 are included in our computation which, after integration over qT, reproduces the known next-to-next-to-leading order result for the Drell-Yan total cross section. We show and discuss the reduction in the scale dependence of the results with respect to lower-order calculations, estimating the corresponding perturbative uncertainty. We present a preliminary comparison with Tevatron Run II data. © 2010 Elsevier B.V.
Registro:
Documento: |
Artículo
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Título: | Production of Drell-Yan lepton pairs in hadron collisions: Transverse-momentum resummation at next-to-next-to-leading logarithmic accuracy |
Autor: | Bozzi, G.; Catani, S.; Ferrera, G.; de Florian, D.; Grazzini, M. |
Filiación: | Dipartimento di Fisica, Università di Milano and INFN, Sezione di Milano, I-20133 Milan, Italy INFN, Sezione di Firenze and Dipartimento di Fisica e Astronomia, Università di Firenze, I-50019 Sesto Fiorentino, Florence, Italy Departamento de Física, FCEYN, Universidad de Buenos Aires, (1428) Pabellón 1 Ciudad Universitaria, Capital Federal, Argentina
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Palabras clave: | Drell-Yan process; Hadron colliders; QCD; Transverse-momentum resummation |
Año: | 2011
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Volumen: | 696
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Número: | 3
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Página de inicio: | 207
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Página de fin: | 213
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DOI: |
http://dx.doi.org/10.1016/j.physletb.2010.12.024 |
Título revista: | Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
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Título revista abreviado: | Phys Lett Sect B Nucl Elem Part High-Energy Phys
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ISSN: | 03702693
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CODEN: | PYLBA
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PDF: | https://bibliotecadigital.exactas.uba.ar/download/paper/paper_03702693_v696_n3_p207_Bozzi.pdf |
Registro: | https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_03702693_v696_n3_p207_Bozzi |
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Citas:
---------- APA ----------
Bozzi, G., Catani, S., Ferrera, G., de Florian, D. & Grazzini, M.
(2011)
. Production of Drell-Yan lepton pairs in hadron collisions: Transverse-momentum resummation at next-to-next-to-leading logarithmic accuracy. Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 696(3), 207-213.
http://dx.doi.org/10.1016/j.physletb.2010.12.024---------- CHICAGO ----------
Bozzi, G., Catani, S., Ferrera, G., de Florian, D., Grazzini, M.
"Production of Drell-Yan lepton pairs in hadron collisions: Transverse-momentum resummation at next-to-next-to-leading logarithmic accuracy"
. Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics 696, no. 3
(2011) : 207-213.
http://dx.doi.org/10.1016/j.physletb.2010.12.024---------- MLA ----------
Bozzi, G., Catani, S., Ferrera, G., de Florian, D., Grazzini, M.
"Production of Drell-Yan lepton pairs in hadron collisions: Transverse-momentum resummation at next-to-next-to-leading logarithmic accuracy"
. Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, vol. 696, no. 3, 2011, pp. 207-213.
http://dx.doi.org/10.1016/j.physletb.2010.12.024---------- VANCOUVER ----------
Bozzi, G., Catani, S., Ferrera, G., de Florian, D., Grazzini, M. Production of Drell-Yan lepton pairs in hadron collisions: Transverse-momentum resummation at next-to-next-to-leading logarithmic accuracy. Phys Lett Sect B Nucl Elem Part High-Energy Phys. 2011;696(3):207-213.
http://dx.doi.org/10.1016/j.physletb.2010.12.024