Measurement of the production cross section for charmed baryons in proton–nucleus interactions at 70 GeV
- Авторлар: Golovkin V.F.1, Golovnia S.N.1, Gorokhov S.A.1, Grishin N.I.2, Grishkevich Y.V.2, Ermakov G.G.2, Ermolov P.F.2, Erofeeva I.N.2, Zapolsky V.N.1, Zverev E.G.2, Karmanov D.E.2, Kireev V.I.3, Kiriakov A.A.1, Kramarenko V.N.2, Kubarovsky A.V.2, Kouzmine N.A.3, Kurchaninov L.L.1, Lanshikov G.I.3, Leflat A.K.2, Merkin M.M.2, Mitrofanov G.Y.1, Petrov V.S.1, Petukhov Y.P.3, Pleskach A.V.1, Popov V.V.1, Ronjin V.M.1, Ryadovikov V.N.1, Senko V.A.1, Soldatov M.M.1, Tikhonova L.L.2, Furmanec N.F.3, Kholodenko A.G.1, Tsyupa Y.P.1, Shalanda N.A.1, Yukaev A.I.3, Yakimchuk V.I.1, Ryadovikov V.N.3, Aleev A.N.3, Ardashev E.N.1, Afonin A.G.1, Balandin V.P.3, Basiladze S.G.2, Berezhnev S.F.2, Bogdanova G.A.2, Bogolyubsky M.Y.1, Vischnevskaya A.M.2, Volkov V.Y.2, Vorobiev A.P.1, Voronin A.G.2
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Мекемелер:
- Institute for High Energy Physics
- Skobeltsyn Institute of Nuclear Physics
- Joint Institute for Nuclear Research
- Шығарылым: Том 79, № 2 (2016)
- Беттер: 144-154
- Бөлім: Elementary Particles and Fields
- URL: https://journals.rcsi.science/1063-7788/article/view/189760
- DOI: https://doi.org/10.1134/S1063778816020150
- ID: 189760
Дәйексөз келтіру
Аннотация
The results of an analysis of data from the SERP-Е-184 experiment devoted to studying mechanisms of the production of charmed particles in proton–nucleus interactions at 70 GeV and their decays are presented. The data in question were obtained upon irradiating the SVD-2 active target consisting of carbon, silicon, and lead plates with a beam of 70-GeV protons. A detailed simulation on the basis of the FRITIOF7.02 and GEANT3.21 code packages made it possible to optimize event-selection criteria and to calculate the detection efficiency for Λc+ baryons. After selecting a signal from the threebody decay of a Λc+ baryon, the inclusive cross section for its production at near-threshold energies, its lifetime, and the parameter of the A dependence of the cross section were found. The Λc+ -baryon yields are tabulated along with data from other experiments and theoretical predictions.
Негізгі сөздер
Авторлар туралы
V. Golovkin
Institute for High Energy Physics
Email: riadovikov@ihep.ru
Ресей, pl. Nauki 1, Protvino, Moscow oblast, 142280
S. Golovnia
Institute for High Energy Physics
Email: riadovikov@ihep.ru
Ресей, pl. Nauki 1, Protvino, Moscow oblast, 142280
S. Gorokhov
Institute for High Energy Physics
Email: riadovikov@ihep.ru
Ресей, pl. Nauki 1, Protvino, Moscow oblast, 142280
N. Grishin
Skobeltsyn Institute of Nuclear Physics
Email: riadovikov@ihep.ru
Ресей, Moscow, 119991
Ya. Grishkevich
Skobeltsyn Institute of Nuclear Physics
Email: riadovikov@ihep.ru
Ресей, Moscow, 119991
G. Ermakov
Skobeltsyn Institute of Nuclear Physics
Email: riadovikov@ihep.ru
Ресей, Moscow, 119991
P. Ermolov
Skobeltsyn Institute of Nuclear Physics
Email: riadovikov@ihep.ru
Ресей, Moscow, 119991
I. Erofeeva
Skobeltsyn Institute of Nuclear Physics
Email: riadovikov@ihep.ru
Ресей, Moscow, 119991
V. Zapolsky
Institute for High Energy Physics
Email: riadovikov@ihep.ru
Ресей, pl. Nauki 1, Protvino, Moscow oblast, 142280
E. Zverev
Skobeltsyn Institute of Nuclear Physics
Email: riadovikov@ihep.ru
Ресей, Moscow, 119991
D. Karmanov
Skobeltsyn Institute of Nuclear Physics
Email: riadovikov@ihep.ru
Ресей, Moscow, 119991
V. Kireev
Joint Institute for Nuclear Research
Email: riadovikov@ihep.ru
Ресей, ul. Joliot-Curie 6, Dubna, Moscow oblast, 141980
A. Kiriakov
Institute for High Energy Physics
Email: riadovikov@ihep.ru
Ресей, pl. Nauki 1, Protvino, Moscow oblast, 142280
V. Kramarenko
Skobeltsyn Institute of Nuclear Physics
Email: riadovikov@ihep.ru
Ресей, Moscow, 119991
A. Kubarovsky
Skobeltsyn Institute of Nuclear Physics
Email: riadovikov@ihep.ru
Ресей, Moscow, 119991
N. Kouzmine
Joint Institute for Nuclear Research
Email: riadovikov@ihep.ru
Ресей, ul. Joliot-Curie 6, Dubna, Moscow oblast, 141980
L. Kurchaninov
Institute for High Energy Physics
Email: riadovikov@ihep.ru
Ресей, pl. Nauki 1, Protvino, Moscow oblast, 142280
G. Lanshikov
Joint Institute for Nuclear Research
Email: riadovikov@ihep.ru
Ресей, ul. Joliot-Curie 6, Dubna, Moscow oblast, 141980
A. Leflat
Skobeltsyn Institute of Nuclear Physics
Email: riadovikov@ihep.ru
Ресей, Moscow, 119991
M. Merkin
Skobeltsyn Institute of Nuclear Physics
Email: riadovikov@ihep.ru
Ресей, Moscow, 119991
G. Mitrofanov
Institute for High Energy Physics
Email: riadovikov@ihep.ru
Ресей, pl. Nauki 1, Protvino, Moscow oblast, 142280
V. Petrov
Institute for High Energy Physics
Email: riadovikov@ihep.ru
Ресей, pl. Nauki 1, Protvino, Moscow oblast, 142280
Yu. Petukhov
Joint Institute for Nuclear Research
Email: riadovikov@ihep.ru
Ресей, ul. Joliot-Curie 6, Dubna, Moscow oblast, 141980
A. Pleskach
Institute for High Energy Physics
Email: riadovikov@ihep.ru
Ресей, pl. Nauki 1, Protvino, Moscow oblast, 142280
V. Popov
Institute for High Energy Physics
Email: riadovikov@ihep.ru
Ресей, pl. Nauki 1, Protvino, Moscow oblast, 142280
V. Ronjin
Institute for High Energy Physics
Email: riadovikov@ihep.ru
Ресей, pl. Nauki 1, Protvino, Moscow oblast, 142280
V. Ryadovikov
Institute for High Energy Physics
Email: riadovikov@ihep.ru
Ресей, pl. Nauki 1, Protvino, Moscow oblast, 142280
V. Senko
Institute for High Energy Physics
Email: riadovikov@ihep.ru
Ресей, pl. Nauki 1, Protvino, Moscow oblast, 142280
M. Soldatov
Institute for High Energy Physics
Email: riadovikov@ihep.ru
Ресей, pl. Nauki 1, Protvino, Moscow oblast, 142280
L. Tikhonova
Skobeltsyn Institute of Nuclear Physics
Email: riadovikov@ihep.ru
Ресей, Moscow, 119991
N. Furmanec
Joint Institute for Nuclear Research
Email: riadovikov@ihep.ru
Ресей, ul. Joliot-Curie 6, Dubna, Moscow oblast, 141980
A. Kholodenko
Institute for High Energy Physics
Email: riadovikov@ihep.ru
Ресей, pl. Nauki 1, Protvino, Moscow oblast, 142280
Yu. Tsyupa
Institute for High Energy Physics
Email: riadovikov@ihep.ru
Ресей, pl. Nauki 1, Protvino, Moscow oblast, 142280
N. Shalanda
Institute for High Energy Physics
Email: riadovikov@ihep.ru
Ресей, pl. Nauki 1, Protvino, Moscow oblast, 142280
A. Yukaev
Joint Institute for Nuclear Research
Email: riadovikov@ihep.ru
Ресей, ul. Joliot-Curie 6, Dubna, Moscow oblast, 141980
V. Yakimchuk
Institute for High Energy Physics
Email: riadovikov@ihep.ru
Ресей, pl. Nauki 1, Protvino, Moscow oblast, 142280
V. Ryadovikov
Joint Institute for Nuclear Research
Хат алмасуға жауапты Автор.
Email: riadovikov@ihep.ru
Ресей, ul. Joliot-Curie 6, Dubna, Moscow oblast, 141980
A. Aleev
Joint Institute for Nuclear Research
Email: riadovikov@ihep.ru
Ресей, ul. Joliot-Curie 6, Dubna, Moscow oblast, 141980
E. Ardashev
Institute for High Energy Physics
Email: riadovikov@ihep.ru
Ресей, pl. Nauki 1, Protvino, Moscow oblast, 142280
A. Afonin
Institute for High Energy Physics
Email: riadovikov@ihep.ru
Ресей, pl. Nauki 1, Protvino, Moscow oblast, 142280
V. Balandin
Joint Institute for Nuclear Research
Email: riadovikov@ihep.ru
Ресей, ul. Joliot-Curie 6, Dubna, Moscow oblast, 141980
S. Basiladze
Skobeltsyn Institute of Nuclear Physics
Email: riadovikov@ihep.ru
Ресей, Moscow, 119991
S. Berezhnev
Skobeltsyn Institute of Nuclear Physics
Email: riadovikov@ihep.ru
Ресей, Moscow, 119991
G. Bogdanova
Skobeltsyn Institute of Nuclear Physics
Email: riadovikov@ihep.ru
Ресей, Moscow, 119991
M. Bogolyubsky
Institute for High Energy Physics
Email: riadovikov@ihep.ru
Ресей, pl. Nauki 1, Protvino, Moscow oblast, 142280
A. Vischnevskaya
Skobeltsyn Institute of Nuclear Physics
Email: riadovikov@ihep.ru
Ресей, Moscow, 119991
V. Volkov
Skobeltsyn Institute of Nuclear Physics
Email: riadovikov@ihep.ru
Ресей, Moscow, 119991
A. Vorobiev
Institute for High Energy Physics
Email: riadovikov@ihep.ru
Ресей, pl. Nauki 1, Protvino, Moscow oblast, 142280
A. Voronin
Skobeltsyn Institute of Nuclear Physics
Email: riadovikov@ihep.ru
Ресей, Moscow, 119991
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