Status of the TRIUMF PIENU Experiment
S. Ito, A. Aguilar-Arevalo, M. Aoki, M. Blecher, D.I. Britton, D.A., Bryman, D. vom Bruch, S. Chen, J. Comfort, S. Cuen-Rochin, L. Doria, P., Gumplinger, A. Hussein, Y. Igarashi, S. Kettell, L. Kurchaninov, L., Littenberg, C. Malbrunot, R.E. Mischke, T. Numao, D. Protopopescu
TL;DR
The PIENU experiment at TRIUMF is focused on precisely measuring the pion decay branching ratio to test electron-muon universality in weak interactions, with current status updates provided.
Contribution
This paper reports the current status of the PIENU experiment, highlighting progress towards high-precision measurement of pion decay ratios.
Findings
Progress towards <0.1% measurement precision
Initial data collection and analysis status
Implications for testing lepton universality
Abstract
The PIENU experiment at TRIUMF aims to measure the pion decay branching ratio with precision % to provide a sensitive test of electron-muon universality in weak interactions. The current status of the PIENU experiment is presented.
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Taxonomy
TopicsParticle Detector Development and Performance · Particle physics theoretical and experimental studies · Atomic and Subatomic Physics Research