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Amplitude analysis and branching fraction measurement of the decay D+ → $$ {\textrm{K}}_{\textrm{S}}^0 $$π+π0π0. / The BESIII Collaboration ; Мучной, Николай Юрьевич; Николаев, Иван Борисович.

в: Journal of High Energy Physics, Том 2023, № 9, 77, 12.09.2023.

Результаты исследований: Научные публикации в периодических изданияхстатьяРецензирование

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The BESIII Collaboration, Мучной НЮ, Николаев ИБ. Amplitude analysis and branching fraction measurement of the decay D+ → $$ {\textrm{K}}_{\textrm{S}}^0 $$π+π0π0. Journal of High Energy Physics. 2023 сент. 12;2023(9):77. doi: 10.1007/JHEP09(2023)077

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@article{4ef3f44e929f4dc093a09955d0c106af,
title = "Amplitude analysis and branching fraction measurement of the decay D+ → $$ {\textrm{K}}_{\textrm{S}}^0 $$π+π0π0",
abstract = "Using 2.93 fb−1 of e+e− collision data collected with the BESIII detector at the center-of-mass energy 3.773 GeV, we perform the first amplitude analysis of the decay D+ → π+π0π0 and determine the relative magnitudes and phases of different intermediate processes. The absolute branching fraction of D+ → π+π0π0 is measured to be (2.888 ± 0.058stat. ± 0.069syst.)%. The dominant intermediate processes are D+ → a1(1260)+(→ ρ+π0) and D+ → *0ρ+, with branching fractions of (8.66 ± 1.04stat. ± 1.39syst.) × 10−3 and (9.70 ± 0.81stat. ± 0.53syst.) × 10−3, respectively.",
author = "{BESIII Collaboration} and M. Ablikim and Achasov, {M. n.} and Мучной, {Николай Юрьевич} and Николаев, {Иван Борисович}",
year = "2023",
month = sep,
day = "12",
doi = "10.1007/JHEP09(2023)077",
language = "English",
volume = "2023",
journal = "Journal of High Energy Physics",
issn = "1029-8479",
publisher = "Springer US",
number = "9",

}

RIS

TY - JOUR

T1 - Amplitude analysis and branching fraction measurement of the decay D+ → $$ {\textrm{K}}_{\textrm{S}}^0 $$π+π0π0

AU - BESIII Collaboration

AU - Ablikim, M.

AU - Achasov, M. n.

AU - Мучной, Николай Юрьевич

AU - Николаев, Иван Борисович

PY - 2023/9/12

Y1 - 2023/9/12

N2 - Using 2.93 fb−1 of e+e− collision data collected with the BESIII detector at the center-of-mass energy 3.773 GeV, we perform the first amplitude analysis of the decay D+ → π+π0π0 and determine the relative magnitudes and phases of different intermediate processes. The absolute branching fraction of D+ → π+π0π0 is measured to be (2.888 ± 0.058stat. ± 0.069syst.)%. The dominant intermediate processes are D+ → a1(1260)+(→ ρ+π0) and D+ → *0ρ+, with branching fractions of (8.66 ± 1.04stat. ± 1.39syst.) × 10−3 and (9.70 ± 0.81stat. ± 0.53syst.) × 10−3, respectively.

AB - Using 2.93 fb−1 of e+e− collision data collected with the BESIII detector at the center-of-mass energy 3.773 GeV, we perform the first amplitude analysis of the decay D+ → π+π0π0 and determine the relative magnitudes and phases of different intermediate processes. The absolute branching fraction of D+ → π+π0π0 is measured to be (2.888 ± 0.058stat. ± 0.069syst.)%. The dominant intermediate processes are D+ → a1(1260)+(→ ρ+π0) and D+ → *0ρ+, with branching fractions of (8.66 ± 1.04stat. ± 1.39syst.) × 10−3 and (9.70 ± 0.81stat. ± 0.53syst.) × 10−3, respectively.

U2 - 10.1007/JHEP09(2023)077

DO - 10.1007/JHEP09(2023)077

M3 - Article

VL - 2023

JO - Journal of High Energy Physics

JF - Journal of High Energy Physics

SN - 1029-8479

IS - 9

M1 - 77

ER -

ID: 68346307