D-S(+) meson production at central rapidity in proton-proton collisions at root s=7 TeV

Result code in IS VaVaI
<a href="https://www.isvavai.cz/riv?ss=detail&h=RIV%2F68378271%3A_____%2F12%3A00389694" target="_blank" >RIV/68378271:_____/12:00389694 - isvavai.cz</a>
Alternative codes found
RIV/61389005:_____/12:00389694 RIV/68407700:21340/12:00201231
Result on the web
<a href="http://ac.els-cdn.com/S0370269312011033/1-s2.0-S0370269312011033-main.pdf?_tid=66494730-7f2f-11e2-9fda-00000aab0f6c&acdnat=1361785413_f665c680e47c1ab9c8c665ea58c1e2d7" target="_blank" >http://ac.els-cdn.com/S0370269312011033/1-s2.0-S0370269312011033-main.pdf?_tid=66494730-7f2f-11e2-9fda-00000aab0f6c&acdnat=1361785413_f665c680e47c1ab9c8c665ea58c1e2d7</a>
DOI - Digital Object Identifier
<a href="http://dx.doi.org/10.1016/j.physletb.2012.10.049" target="_blank" >10.1016/j.physletb.2012.10.049</a>

Result language
angličtina
Original language name
D-S(+) meson production at central rapidity in proton-proton collisions at root s=7 TeV
Original language description
The P-T-differential inclusive production cross section of the prompt charm-strange meson D-s(+) in the rapidity range vertical bar y vertical bar < 0.5 was measured in proton-proton collisions at root s = 7 TeV at the LHC using the ALICE detector. The analysis was performed on a data sample of 2.98 x 10(8) events collected with a minimum-bias trigger. The corresponding integrated luminosity is L-int = 4.8 nb(-1). Reconstructing the decay D-s(+) -> phi pi(+) with phi -> K-K+, and its charge conjugate, about 480 D-s(+/-) mesons were counted, after selection cuts, in the transverse momentum range 2 < P-T < 12 GeV/c. The results are compared with predictions from models based on perturbative QCD. The ratios of the cross sections of four D meson species (namely D-0, D+, D*+ and D-s(+)) were determined both as a function of p(T) and integrated over p(T)after extrapolating to full p(T) range, together with the strangeness suppression factor in charm fragmentation. The obtained values are fou
Czech name
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Czech description
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Type
J<sub>x</sub> - Unclassified - Peer-reviewed scientific article (Jimp, Jsc and Jost)
CEP classification
BG - Nuclear, atomic and molecular physics, accelerators
OECD FORD branch
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Project
Result was created during the realization of more than one project. More information in the Projects tab.
Continuities
I - Institucionalni podpora na dlouhodoby koncepcni rozvoj vyzkumne organizace

Publication year
2012
Confidentiality
S - Úplné a pravdivé údaje o projektu nepodléhají ochraně podle zvláštních právních předpisů

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