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Measurement of prompt charm meson production cross sections in pp collisions at square root s = 1.96 TeV

Authors :
Acosta, D
Affolder, T
Ahn, M
Akimoto, T
Albrow, MG
Ambrose, D
Amidei, D
Anastassov, A
Anikeev, K
Annovi, A
Antos, J
Aoki, M
Apollinari, G
Arguin, J
Arisawa, T
Artikov, A
Asakawa, T
Ashmanskas, W
Attal, A
Azfar, F
Azzi-Bacchetta, P
Bacchetta, N
Bachacou, H
Badgett, W
Bailey, S
Publication Year :
2016

Abstract

We report on measurements of differential cross sections dsigma/dp(T) for prompt charm meson production in ppmacr; collisions at sqrt[s]=1.96 TeV using 5.8+/-0.3 pb(-1) of data from the CDF II detector at the Fermilab Tevatron. The data are collected with a new trigger that is sensitive to the long lifetime of hadrons containing heavy flavor. The charm meson cross sections are measured in the central rapidity region |y|K-pi(+), D(*+)-->D0pi(+), D+-->K-pi(+)pi(+), D(+)(s)-->phipi(+), and their charge conjugates. The measured cross sections are compared to theoretical calculations.

Details

Language :
English
Database :
OpenAIRE
Accession number :
edsair.od......1064..a372d06eb057896eaa938ea3a286e1c6