It is like jumping on and off a carousel: what happens to neutrons changing from a non-rotating frame of reference into a rotating frame of reference — and back? 30 years ago, scientists predicted that this would lead to interesting interference effects, because neutron spin show a special kind of inertia. Now, this has been verified in an experiment. https://www.sciencedaily.com/releases/2020/02/200218125315.htm
