Gray to Joule per Gram Conversion

Convert between Gray and Joule per Gram quickly and accurately.

Gy
J/g

How to Convert Gray to Joule per Gram

Conversion Formula

1 Gy = 0.001 J/g
1 J/g = 1000 Gy

Example

Convert 15 Gy to J/g:

15 Gy = 15 × 0.001 J/g = 0.015 J/g

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

Joule per Gram

J/g

Definition

A unit of absorbed radiation dose equal to 100,000 rad, used for high absorbed dose measurements.

History/Origin

Derived from the fundamental definition of absorbed dose as energy absorbed per unit mass.

Current Use

Used in radiation therapy, medical physics, and high-dose radiation applications.

Multiplier

100000

Offset

0

Gray to Joule per Gram Conversion Table

Gray [Gy] Joule per Gram [J/g]
1 Gy 0.001 J/g
10 Gy 0.01 J/g
25 Gy 0.025 J/g
50 Gy 0.05 J/g
100 Gy 0.1 J/g
0 Gy 0E+0 J/g
-10 Gy -0.01 J/g
-40 Gy -0.04 J/g