Term · Reliability & Quality
Neutron flux
The rate of atmospheric neutrons, created by cosmic ray showers, passing through a device. Neutrons produce upsets indirectly through nuclear reactions with silicon, and the flux rises roughly an order of magnitude from sea level to aircraft altitude.
- Also known as
- Cosmic ray flux, terrestrial neutron flux
- Type
- Term
- Domain
- Reliability & Quality, Radiation and soft errors
Notes
JESD89 uses a New York City reference flux of about 13 neutrons per square centimetre per hour above 10 MeV for normalising results.
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