Measurement of the Time-like Pion Transition Form Factor at BESIII

The pion transition form factor is an important input to the dispersive approaches of the Standard Model calculations for the anomalous magnetic moment of the muon. We report the prospects of a first measurement at high momentum transfer in the time-like region performed at BESIII. The aim is to imp...

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Main Authors: Lenz Thomas, Denig Achim, Redmer Christoph Florian
Format: Article
Language:English
Published: EDP Sciences 2019-01-01
Series:EPJ Web of Conferences
Online Access:https://www.epj-conferences.org/articles/epjconf/pdf/2019/17/epjconf_phipsi18_04013.pdf
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author Lenz Thomas
Denig Achim
Redmer Christoph Florian
author_facet Lenz Thomas
Denig Achim
Redmer Christoph Florian
author_sort Lenz Thomas
collection DOAJ
description The pion transition form factor is an important input to the dispersive approaches of the Standard Model calculations for the anomalous magnetic moment of the muon. We report the prospects of a first measurement at high momentum transfer in the time-like region performed at BESIII. The aim is to improve the uncertainty of the hadronic light-by-light calculations and to shed light on the BaBar-Belle puzzle in the space-like region.
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spelling doaj.art-c7f547cf2b374ca88cb6d93266ecbdfd2022-12-21T19:56:49ZengEDP SciencesEPJ Web of Conferences2100-014X2019-01-012120401310.1051/epjconf/201921204013epjconf_phipsi18_04013Measurement of the Time-like Pion Transition Form Factor at BESIIILenz Thomas0Denig Achim1Redmer Christoph Florian2Institute of Nuclear Physics, Johannes Gutenberg University MainzInstitute of Nuclear Physics, Johannes Gutenberg University MainzInstitute of Nuclear Physics, Johannes Gutenberg University MainzThe pion transition form factor is an important input to the dispersive approaches of the Standard Model calculations for the anomalous magnetic moment of the muon. We report the prospects of a first measurement at high momentum transfer in the time-like region performed at BESIII. The aim is to improve the uncertainty of the hadronic light-by-light calculations and to shed light on the BaBar-Belle puzzle in the space-like region.https://www.epj-conferences.org/articles/epjconf/pdf/2019/17/epjconf_phipsi18_04013.pdf
spellingShingle Lenz Thomas
Denig Achim
Redmer Christoph Florian
Measurement of the Time-like Pion Transition Form Factor at BESIII
EPJ Web of Conferences
title Measurement of the Time-like Pion Transition Form Factor at BESIII
title_full Measurement of the Time-like Pion Transition Form Factor at BESIII
title_fullStr Measurement of the Time-like Pion Transition Form Factor at BESIII
title_full_unstemmed Measurement of the Time-like Pion Transition Form Factor at BESIII
title_short Measurement of the Time-like Pion Transition Form Factor at BESIII
title_sort measurement of the time like pion transition form factor at besiii
url https://www.epj-conferences.org/articles/epjconf/pdf/2019/17/epjconf_phipsi18_04013.pdf
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AT denigachim measurementofthetimelikepiontransitionformfactoratbesiii
AT redmerchristophflorian measurementofthetimelikepiontransitionformfactoratbesiii