Topic: Roentgen Definition
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What's the definition of roentgen?
roentgen: a unit of radiation exposure Read More »
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What is medical definition of roentgen ?
[rent′gən, ren′jən] Etymology: Wilhelm K. Roentgen, German physicist, 1845-1923 the quantity of x-radiation or gamma radiation that creates 1 electrostatic unit of ions in 1 mL of air at 0° and 760 mm of pressure. In radiotherapy or radiodi... Read More »
Source: http://medical-dictionary.thefreedictionary.com/Roentgens
What is medical definition of roentgen ray ?
n a line of light, heat, or other form of radiant energy. A ray is a more or less distinct or isolated portion of radiant energy, whereas the word rays is a very general term for any form of radiant energy, whether vibratory or particulate.... Read More »
Source: http://medical-dictionary.thefreedictionary.com/roentgen+ray
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Roentgen Definition
[rent-guhn, -juhn, ruhnt-](n.) Unit of exposure dose that measures x-rays or gamma rays in terms of the ions or electrons produced in dry air at 0° C and one atmosphere, equal to the amount of radiation producing one electrostatic unit of positive or negative charge per cubic centimet
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Roentgen is a unit of measurement for the amount of ionizing radiation that produces 2.1 x 10 9 units of charge in 1 cm 3 of air at STP . In SI units, 1 Roentgen (R) = 2.58 x 10 -4 C/kg.
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Source: http://chemistry.about.com/od/chemistryglossary/g/Roentgen-Defini...
