Gray to Petagray Conversion
Convert between Gray and Petagray quickly and accurately.
How to Convert Gray to Petagray
Conversion Formula
Example
Convert 15 Gy to PGy:
Unit Information
Learn about the radiation absorbed dose units you're converting between
Gray
Gy
Definition
The SI base unit of absorbed radiation dose equal to 100 rad, representing one joule of energy absorbed per kilogram of matter.
History/Origin
Named after Louis Harold Gray (1905-1965), the British physicist who made significant contributions to radiation dosimetry.
Current Use
Widely used in radiation therapy, medical physics, and radiation protection worldwide.
Multiplier
100
Offset
0
Petagray
PGy
Definition
A unit of absorbed radiation dose equal to 10^15 gray, used for very high absorbed dose measurements.
History/Origin
Part of the SI metric system, where peta- is the prefix for 10^15, used for very large quantities.
Current Use
Used in theoretical physics and very high-dose radiation applications.
Multiplier
1E+17
Offset
0
Gray to Petagray Conversion Table
| Gray [Gy] | Petagray [PGy] |
|---|---|
| 1 Gy | 1E-15 PGy |
| 10 Gy | 1E-14 PGy |
| 25 Gy | 3E-14 PGy |
| 50 Gy | 5E-14 PGy |
| 100 Gy | 1E-13 PGy |
| 0 Gy | 0E+0 PGy |
| -10 Gy | -1E-14 PGy |
| -40 Gy | -4E-14 PGy |
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