Axis

Absorbed radiation dose

zeptograyzGy

Zepto-scaled variant of the gray, exactly zGy = 0.000000000000000000001 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 = 1e-21 Gy
Conversion type
linear
Historical notes
Absorbed dose is not equivalent dose (Sv) and not activity (Bq).
Aliases
zepto 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 = 1e-21 Gy

Exact relationship

10 zGy = 1e-20 Gy

Exact relationship