Neutron

Neutron

An uncharged elementary particle, with a mass slightly greater than that of the proton, found in the nucleus of every atom heavier than hydrogen.

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Part of Speech: noun
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Industry/Domain: Energy
Category: Nuclear energy
Company: U.S. NRC
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Related terms

neutron

Weather; Meteorology

An uncharged subatomic particle. The rest mass of the neutron is slightly greater than that of the proton. Atomic nuclei are composed of protons and neutrons bound together by ...

neutron

Energy; Nuclear energy

An uncharged elementary particle, with a mass slightly greater than that of the proton, found in the nucleus of every atom heavier than hydrogen.

neutrons

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Neutrons are neutral particles that are normally contained in the nucleus of all atoms and may be removed by various interactions or processes like collision and fission.

neutron

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A small atomic particle possessing no electrical charge, typically found within an atom's nucleus. Neutrons are, as the name implies, neutral in their charge. That is, they have ...

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An uncharged subatomic particle in the nucleus of an atom. The large (mass approximately equal to 1 atomic mass unit), electrically neutral particle that may occur in the atomic ...

alpha particle

Energy; Nuclear energy

A positively charged particle ejected spontaneously from the nuclei of some radioactive elements. It is identical to a helium nucleus that has a mass number of 4 and an ...

attenuation

Energy; Nuclear energy

The process by which the number of particles or photons entering a body of matter is reduced by absorption and scattered radiation.

binding energy

Energy; Nuclear energy

The minimum energy required to separate the nucleus of an atom into its component neutrons and protons.

chain reaction

Energy; Nuclear energy

A reaction that initiates its own repetition. In a fission chain reaction, a fissionable nucleus absorbs a neutron and fissions spontaneously, releasing additional neutrons. ...

condenser

Energy; Nuclear energy

A large heat exchanger designed to cool exhaust steam from a turbine below the boiling point so that it can be returned to the heat source as water. In a pressurized-water ...

annual limit on intake (ALI)

Energy; Nuclear energy

As defined in Title 10, Section 20.1003, of the Code of Federal Regulations (10 CFR 20.1003), ALI is the derived limit for the amount of radioactive material taken into the body ...