Measuring neutron lifetime by storing ultracold neutrons and detecting inelastically scattered neutrons
Mampe W. , Bondarenko L. N. , Morozov V. I. , Panin Yu. N. , Fomin A. I.
The lifetime of the neutron has been measured by storing ultracold neutrons and simultaneously detecting neutrons scattered inelastically by the vessel wall. The result is r„ = 882.6±2.7 s.