Definition:Gray (Unit)
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Definition
The gray is the SI unit of absorbed dose of ionizing radiation.
It is equal to the energy in joules absorbed by $1$ kilogram of matter.
Symbol
The symbol for the gray is $\mathrm {Gy}$.
Source of Name
This entry was named for Louis Harold Gray.
Sources
- 1998: David Nelson: The Penguin Dictionary of Mathematics (2nd ed.) ... (previous) ... (next): gray
- 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): gray