Formula
GBq to Ci conversion formula
Use this relationship for a direct conversion:
Worked example
2 GBq = 0.0540540541 Ci.
The curie is exactly 3.7 x 10^10 becquerels by definition.
Radioactive Activity conversion
1 gigabecquerel (GBq) equals 0.027027027027 curie (Ci). Enter any value below to convert from GBq to Ci.
Enter a value and choose units. Results update instantly.
1 GBq = 0.027027027 Ci
| Unit | Value |
|---|---|
| Becquerel Bq | 1,000,000,000 |
| Kilobecquerel kBq | 1,000,000 |
| Megabecquerel MBq | 1,000 |
| Gigabecquerel GBq | 1 |
| Microcurie μCi | 27,027.027027027 |
| Millicurie mCi | 27.027027027 |
| Curie Ci | 0.027027027 |
| Rutherford Rd | 1,000 |
Formula
Use this relationship for a direct conversion:
2 GBq = 0.0540540541 Ci.
The curie is exactly 3.7 x 10^10 becquerels by definition.
Quick reference
| Gigabecquerel (GBq) | Curie (Ci) |
|---|---|
| 0.01 | 0.0002702703 |
| 0.1 | 0.0027027027 |
| 1 | 0.027027027 |
| 2 | 0.0540540541 |
| 5 | 0.1351351351 |
| 10 | 0.2702702703 |
| 25 | 0.6756756757 |
| 50 | 1.3513513514 |
| 100 | 2.7027027027 |
| 1,000 | 27.027027027 |
From unit
One billion becquerels.
Symbol: GBq
To unit
Exactly 37 billion becquerels.
Symbol: Ci
Keep converting
Source
Definitions are checked against BIPM SI Brochure: becquerel. Calculations use full internal precision before display rounding.
View the complete radioactive activity converterQuestions
Use the formula Ci = GBq x 0.027027027027. 1 gigabecquerel (GBq) equals 0.027027027027 curie (Ci).
Both unit definitions use exact factors. Only the displayed decimal may be rounded.