LERAY, Jean-Luc
(CEA/Consultant)
8/1/22, 11:30 AM
– Since the 80s and the 90s it is known that Terrestrial Cosmic Rays,
mainly reported as ‘Atmospheric Neutrons’, as well as muons and protons, of
cosmic origin, can penetrate the natural shielding of buildings, equipment and
circuit package. Eg, flux of thermal to high-energy neutron of interest ranges
between ~10 particles.cm-2.hour-1 at sea level to ~104 cm-2.hour-1 at typical
airplanes...
