Axis

Absorbed radiation dose

zettagrayZGy

Zetta-scaled variant of the gray, exactly ZGy = 1000000000000000000000 base unit.

Dimension
L²/T⁻²
Canonical signature
L^2*T^-2
System
si
Exactness
Exact

Definition record

How this unit is defined

Canonical base
1 ZGy = 1e21 Gy
Conversion type
linear
Historical notes
Absorbed dose is not equivalent dose (Sv) and not activity (Bq).
Aliases
zetta grays

Same dimension

Related units

graysiGysievertsiSvwatt-hour per kilogramsi acceptedWh/kgjoule per kilogramsiJ/kgrad (absorbed dose)si acceptedradkilojoule per kilogramsikJ/kgquettagraysiQGyronnagraysiRGy

Common conversions

Every conversion routes through the canonical base of the dimension.

1 ZGy = 1e21 Gy

Exact relationship

10 ZGy = 1e22 Gy

Exact relationship