Units of Exposure
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Description
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Exposure has the dimension radiation per mass. The SI composite unit of exposure is the coulomb of radiation per kilogram.
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Maple knows the units of exposure listed in the following table.
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Name
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Symbols
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Context
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Alternate Spellings
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Prefixes
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roentgen
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R
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SI *
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roentgens
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SI
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An asterisk ( * ) indicates the default context, an at sign (@) indicates an abbreviation, and under the prefixes column, SI indicates that the unit takes all SI prefixes, IEC indicates that the unit takes IEC prefixes, and SI+ and SI- indicate that the unit takes only positive and negative SI prefixes, respectively. Refer to a unit in the Units package by indexing the name or symbol with the context, for example, roentgen[SI] or R[SI]; or, if the context is indicated as the default, by using only the unit name or symbol, for example, roentgen or R.
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The unit of exposure is defined as follows.
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A roentgen is defined as coulomb of radiation per kilogram.
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Examples
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