Observation of the Phase Shift of a Neutron Due to Precession in a Magnetic Field

Abstract

We have directly observed the sign reversal of the wave function of a fermion produced by its precession of 2π radians in a magnetic field using a neutron interferometer.Received 27 August 1975DOI:https://doi.org/10.1103/PhysRevLett.35.1053©1975 American Physical Society