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5–11 Jun 2022
McMaster University
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Magnetic Holding Field Requirements for UCN Precession in the TUCAN EDM Experiment

9 Jun 2022, 08:45
15m
MDCL 1105 (McMaster University)

MDCL 1105

McMaster University

Oral (Non-Student) / Orale (non-étudiant(e)) Particle Physics / Physique des particules (PPD) R1-1 Precision and Dark Matter Experiments (PPD) | Expériences de précision et sur la matière sombre (PPD)

Speaker

Mark McCrea

Description

The TUCAN EDM experiment aims to measure the neutron electric dipole moment (EDM) to a precision of $1\times 10^{-27}~e$cm, by making a precise measurement of the neutron precession frequency change in a parallel magnetic and electric field when the eletric field direction is inverted. To make this measurement a coil will be used to provide a homogeneous precession magnetic field of $B_0=1~\mu$T inside a magnetically shielded room. To maintain the ultra cold neutron polarization during the measurement cycle a very high magnetic field uniformity is required. I will describe the coil design, and how we plan to meet the magnetic requirements by being able to adjust the coil placements to submillimeter precision.

Author

Mark McCrea

Presentation materials