Curie to Millicurie Conversion

Convert between Curie and Millicurie quickly and accurately.

Ci
mCi

How to Convert Curie to Millicurie

Conversion Formula

1 Ci = 1000 mCi
1 mCi = 0.001 Ci

Example

Convert 15 Ci to mCi:

15 Ci = 15 × 1000 mCi = 15000 mCi

Unit Information

Learn about the radiation activity units you're converting between

Curie

Ci

Definition

A unit of radioactivity equal to 3.7 × 10^10 becquerel, originally defined as the activity of 1 gram of radium-226.

History/Origin

Named after Marie Curie (1867-1934) and Pierre Curie (1859-1906), pioneers in the study of radioactivity.

Current Use

Still widely used in the United States, particularly in nuclear medicine and radiation therapy.

Multiplier

37000000000

Offset

0

Millicurie

mCi

Definition

A unit of radioactivity equal to 0.001 curie or 3.7 × 10^7 becquerel, commonly used in nuclear medicine.

History/Origin

Derived from the curie unit with the milli- prefix, widely used in medical applications.

Current Use

Commonly used in nuclear medicine, diagnostic imaging, and therapeutic applications.

Multiplier

37000000

Offset

0

Curie to Millicurie Conversion Table

Curie [Ci] Millicurie [mCi]
1 Ci 1000 mCi
10 Ci 10000 mCi
25 Ci 25000 mCi
50 Ci 50000 mCi
100 Ci 100000 mCi
0 Ci 0E+0 mCi
-10 Ci -10000 mCi
-40 Ci -40000 mCi