Elementary Particles |
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| Baryon; Elementary Particle; Fundamental Particle; Particle, Elementary; Particle, Fundamental; Particles, Elementary; Particles, Fundamental | |
| Individual components of atoms, usually subatomic; subnuclear particles are usually detected only when the atomic nucleus decays and then only transiently, as most of them are unstable, often yielding pure energy without substance, i.e., radiation. | |