The ejection of a cluster of atoms from the surface of a radioactive sample as a result of their being bonded to an atom that is recoiling following emission of an alpha particle.
Origin
Early 20th century.
Definition of aggregate recoil in US English:
aggregate recoil
noun
Nuclear physics
The ejection of a cluster of atoms from the surface of a radioactive sample as a result of their being bonded to an atom that is recoiling following emission of an alpha particle.