Deuteron

The nucleus of the atom of heavy hydrogen, H 2 (deuterium). The deuteron d is composed of a proton and a neutron. As the simplest multinucleon nucleus, the deuteron has been ...

deuteron

Science; General science

A nucleus of a deuterium atom, consisting of a proton and a neutron bound together.

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 ...

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Industry/Domain: Health care Category: Diseases

Human papillomavirus (HPV)

Human wart virus, which causes productive infections in the skin, but has also been linked to cancers of the anus, vulva, vagina and cervix in women, ...