- Industri: Education
- Number of terms: 3412
- Number of blossaries: 0
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Harvard University is the oldest institution of higher learning in the United States. It was established in 1636 by the Massachusetts legislature and named after its first benefactor, John Harvard. Located in Cambridge, Massachusetts, Harvard University is an Ivy League university.
A generic term referring to the amount of radiation received by a biological organism.
Industry:Environment
The product of the absorbed dose in tissue, quality factor, and other modifying factors at the location of interest. The units are mrem.
Industry:Environment
The ionizing radiation dose delivered per unit time, such as mrem/hour.
Industry:Environment
A portable instrument for measuring the total accumulated exposure to ionizing radiation.
Industry:Environment
The number of radioactive disintegrations per unit time; there are 2. 2E6 disintegrations per minute in a microcurie.
Industry:Environment
The sum of the products of the dose equivalent to the organ or tissue and the weighting factors applicable to each of the body organs or tissues that are irradiated.
Industry:Environment
The time required for the amount of a radioactive element deposited in a living organism to be reduced by 50% from the combined removal mechanisms of radioactive decay and biological elimination.
Industry:Environment
The developing human organism from conception until the time of birth. More specifically; embryo: 2 weeks (implantation) - 8 weeks; fetus : 8 weeks - term.
Industry:Environment
The developing human organism from conception until the time of birth. More specifically; embryo: 2 weeks (implantation) - 8 weeks; fetus : 8 weeks - term.
Industry:Environment
1) A measure of the ionization produced in air by x or gamma radiation. The unit of exposure is the Roentgen (R).
2) Being exposed to ionizing radiation or to radioactive material.
Industry:Environment
