Convert Femtobecquerels per kilogram to Terabecquerels per kilogram
Convert Femtobecquerels per kilogram (fBq/kg) to Terabecquerels per kilogram (TBq/kg) instantly and accurately.
Conversion Formula
TBq/kg = fBq/kg × 1.000000000e-27
About Femtobecquerels per kilogram
The femtobecquerel per kilogram (fBq/kg) equals 10⁻¹⁵ Bq/kg. Used in accelerator mass spectrometry (AMS) to quantify cosmogenic radionuclide concentrations (¹⁰Be, ³⁶Cl) in ice cores, sediments, and geological minerals where activities per unit mass are at the femto-level. Ultra-clean radiochemistry purity assessments for solar neutrino detectors also reach fBq/kg sensitivities. 1 fBq/kg = 10⁻¹⁵ Bq/kg.
About Terabecquerels per kilogram
The terabecquerel per kilogram (TBq/kg) equals 10¹² Bq/kg. Applies to short-lived nuclides of high specific activity: freshly separated ¹³¹I from reactor fission exceeds 1 TBq/kg; ⁶⁰Co sealed brachytherapy sources and ¹⁹²Ir radiography sources exhibit specific activities of several TBq/g, i.e. thousands of TBq/kg. 1 TBq/kg = 10¹² Bq/kg.
Quick Reference Table
| Femtobecquerels per kilogram (fBq/kg) | Terabecquerels per kilogram (TBq/kg) |
|---|---|
| 1 fBq/kg | 1 × 10-27 TBq/kg |
| 2 fBq/kg | 2 × 10-27 TBq/kg |
| 5 fBq/kg | 5 × 10-27 TBq/kg |
| 10 fBq/kg | 1 × 10-26 TBq/kg |
| 25 fBq/kg | 2.5 × 10-26 TBq/kg |
| 50 fBq/kg | 5 × 10-26 TBq/kg |
| 100 fBq/kg | 1 × 10-25 TBq/kg |