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Measurement of CP asymmetries in D± → η′π± and Ds ±→η′π± decays. / The LHCb Collaboration.
в: Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, Том 771, 10.08.2017, стр. 21-30.Результаты исследований: Научные публикации в периодических изданиях › статья › Рецензирование
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TY - JOUR
T1 - Measurement of CP asymmetries in D± → η′π± and Ds ±→η′π± decays
AU - The LHCb Collaboration
AU - Aaij, R.
AU - Adeva, B.
AU - Adinolfi, M.
AU - Ajaltouni, Z.
AU - Akar, S.
AU - Albrecht, J.
AU - Alessio, F.
AU - Alexander, M.
AU - Ali, S.
AU - Alkhazov, G.
AU - Alvarez Cartelle, P.
AU - Alves, A. A.
AU - Amato, S.
AU - Amerio, S.
AU - Amhis, Y.
AU - An, L.
AU - Anderlini, L.
AU - Andreassi, G.
AU - Andreotti, M.
AU - Andrews, J. E.
AU - Appleby, R. B.
AU - Archilli, F.
AU - d'Argent, P.
AU - Arnau Romeu, J.
AU - Artamonov, A.
AU - Artuso, M.
AU - Aslanides, E.
AU - Auriemma, G.
AU - Baalouch, M.
AU - Babuschkin, I.
AU - Bachmann, S.
AU - Back, J. J.
AU - Badalov, A.
AU - Baesso, C.
AU - Baker, S.
AU - Baldini, W.
AU - Barlow, R. J.
AU - Barschel, C.
AU - Barsuk, S.
AU - Barter, W.
AU - Baszczyk, M.
AU - Batozskaya, V.
AU - Batsukh, B.
AU - Battista, V.
AU - Bay, A.
AU - Bondar, A.
AU - Eidelman, S.
AU - Krokovny, P.
AU - Shekhtman, L.
AU - Vorobyev, V.
PY - 2017/8/10
Y1 - 2017/8/10
N2 - A search for CP violation in D±→η′π± and Ds ±→η′π± decays is performed using proton–proton collision data, corresponding to an integrated luminosity of 3 fb−1, recorded by the LHCb experiment at centre-of-mass energies of 7 and 8 TeV. The measured CP-violating charge asymmetries are ACP(D±→η′π±)=(−0.61±0.72±0.53±0.12)% and ACP(Ds ±→η′π±)=(−0.82±0.36±0.22±0.27)%, where the first uncertainties are statistical, the second systematic, and the third are the uncertainties on the ACP(D±→KS 0π±) and ACP(Ds ±→ϕπ±) measurements used for calibration. The results represent the most precise measurements of these asymmetries to date.
AB - A search for CP violation in D±→η′π± and Ds ±→η′π± decays is performed using proton–proton collision data, corresponding to an integrated luminosity of 3 fb−1, recorded by the LHCb experiment at centre-of-mass energies of 7 and 8 TeV. The measured CP-violating charge asymmetries are ACP(D±→η′π±)=(−0.61±0.72±0.53±0.12)% and ACP(Ds ±→η′π±)=(−0.82±0.36±0.22±0.27)%, where the first uncertainties are statistical, the second systematic, and the third are the uncertainties on the ACP(D±→KS 0π±) and ACP(Ds ±→ϕπ±) measurements used for calibration. The results represent the most precise measurements of these asymmetries to date.
KW - PP
UR - http://www.scopus.com/inward/record.url?scp=85034095342&partnerID=8YFLogxK
U2 - 10.1016/j.physletb.2017.05.013
DO - 10.1016/j.physletb.2017.05.013
M3 - Article
AN - SCOPUS:85034095342
VL - 771
SP - 21
EP - 30
JO - Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
JF - Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
SN - 0370-2693
ER -
ID: 12671964