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Apparently 95% of "bit flipping cosmic rays" are neutrons: > At the Earth's surface approximately 95% of the particles capable of causing soft errors are energ
by 21 8y ago
Apparently 95% of "bit flipping cosmic rays" are neutrons:
> At the Earth's surface approximately 95% of the particles capable of causing soft errors are energetic neutrons with the remainder composed of protons and pions.
https://en.wikipedia.org/wiki/Soft_error#Cosmic_rays_creating_energetic_neutrons_and_protons https://en.wikipedia.org/wiki/Soft_error#Cosmic_rays_creatin...
- planteen 8y agoSounds about right. I've been a part of a radiation test giving a SoC gamma exposure for total irradiating dose measurement. I didn't see a single upset the whole test.
- nategri 8y agoGreat find. And somewhat surprising because hadrons mostly don't survive to sea level. Too much integrated cross-section with the atmosphere.