Femtogray to Joule per Milligram Conversion

Convert between Femtogray and Joule per Milligram quickly and accurately.

fGy
J/mg

How to Convert Femtogray to Joule per Milligram

Conversion Formula

1 fGy = 1E-21 J/mg
1 J/mg = 1E+21 fGy

Example

Convert 15 fGy to J/mg:

15 fGy = 15 × 1E-21 J/mg = 2E-20 J/mg

Unit Information

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

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 Milligram

J/mg

Definition

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

Multiplier

100000000

Offset

0

Femtogray to Joule per Milligram Conversion Table

Femtogray [fGy] Joule per Milligram [J/mg]
1 fGy 1E-21 J/mg
10 fGy 1E-20 J/mg
25 fGy 3E-20 J/mg
50 fGy 5E-20 J/mg
100 fGy 1E-19 J/mg
0 fGy 0E+0 J/mg
-10 fGy -1E-20 J/mg
-40 fGy -4E-20 J/mg