Assertion: decay's neutron | /r/HasProperty | released by the fission process
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Source sentences:
text: Plutonium is much more common on Earth since 1945 as a product of neutron capture and beta decay, where some of the neutrons released by the fission process convert uranium-238 nuclei into plutonium-239.
text: These neutrons released by the fission process can go on to split further atoms thus releasing even more neutrons.