Input interpretation
![Fm-259 | specific activity](../image_source/33dcd92e2915e731a2b46ae03e2e3323.png)
Fm-259 | specific activity
Result
![1.1×10^9 TBq/g (terabecquerels per gram)](../image_source/42ee3485e69175015c6138d701b22042.png)
1.1×10^9 TBq/g (terabecquerels per gram)
Decay properties
![half-life | 1.5 seconds (1.18 to 1.82 s) mean lifetime | 2.2 seconds (1.71 to 2.62 s) decay constant | 0.45 per second specific activity | 1.1×10^9 TBq/g (terabecquerels per gram) width | 3×10^-16 eV (electronvolts) decay modes | SF (spontaneous fission)](../image_source/81836de17bf061ac52d43d040f5270aa.png)
half-life | 1.5 seconds (1.18 to 1.82 s) mean lifetime | 2.2 seconds (1.71 to 2.62 s) decay constant | 0.45 per second specific activity | 1.1×10^9 TBq/g (terabecquerels per gram) width | 3×10^-16 eV (electronvolts) decay modes | SF (spontaneous fission)
Unit conversions
![≈ 2.9×10^10 Ci/g (curies per gram)](../image_source/67ff06b2679f6f9d567f31ae50a5ef97.png)
≈ 2.9×10^10 Ci/g (curies per gram)
![≈ 1.1×10^21 Bq/g (becquerels per gram)](../image_source/5aed031ac5b9c0d62d739cf6c31c69d8.png)
≈ 1.1×10^21 Bq/g (becquerels per gram)
Comparison
![≈ ( 0.19 ≈ 1/5 ) × specific radioactivity of nitrogen-16 ( ≈ 5.65×10^21 Bq/g )](../image_source/d01ab3388a0c06ad8671cd89235e925e.png)
≈ ( 0.19 ≈ 1/5 ) × specific radioactivity of nitrogen-16 ( ≈ 5.65×10^21 Bq/g )