antineutron


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Related to antineutron: antiproton, antiquark

antineutron

[′an·tē¦nü‚trän]
(particle physics)
The antiparticle to the neutron; a strongly interacting baryon which has no charge, mass of 939.6 MeV, spin ½, and mean life of about 103 seconds.
References in periodicals archive ?
An antineutron has also a neutral charge, through it is opposite to a neutron, and they annihilate each other when meeting.
Both, the neutron and the antineutron, are neither attracted to nor repelling from charges particles.
An atom of unmatter is formed either by (1): electrons, protons, and antineutrons, or by (2): antielectrons, antiprotons, and neutrons.
Oppositely, the antimatter is made out of antielectrons, antiprotons, and antineutrons.
The unmatter nucleus, called unnucleus, is formed either by protons and antineutrons in the first type, or by antiprotons and neutrons in the second type.