Joule per Gram to Femtogray Conversion

Convert between Joule per Gram and Femtogray quickly and accurately.

J/g
fGy

How to Convert Joule per Gram to Femtogray

Conversion Formula

1 J/g = 1E+18 fGy
1 fGy = 1E-18 J/g

Example

Convert 15 J/g to fGy:

15 J/g = 15 × 1E+18 fGy = 2E+19 fGy

Unit Information

Learn about the radiation absorbed dose units you're converting between

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

Femtogray

fGy

Definition

A unit of absorbed radiation dose equal to 10^-15 gray, used for ultra-small absorbed dose measurements.

History/Origin

Part of the SI metric system, where femto- is the prefix for 10^-15, used for ultra-small quantities.

Current Use

Used in radiation protection, environmental monitoring, and ultra-small-dose radiation measurements.

Multiplier

1E-13

Offset

0

Joule per Gram to Femtogray Conversion Table

Joule per Gram [J/g] Femtogray [fGy]
1 J/g 1E+18 fGy
10 J/g 1E+19 fGy
25 J/g 2E+19 fGy
50 J/g 5E+19 fGy
100 J/g 1E+20 fGy
0 J/g 0E+0 fGy
-10 J/g -1E+19 fGy
-40 J/g -4E+19 fGy