curie [Ci] to disintegrations/minute [dpm] converter

Easily convert curie [Ci] to disintegrations/minute [dpm] conversion or vice versa. Includes curie [Ci] to disintegrations/minute [dpm] conversion steps, calculation formula, and full conversion tables.

curie to
disintegrations/minute

disintegrations/minute to
curie

Unit Definitions:

curie

Ci

Contextual Explanation

Traditional non-SI unit of activity, originally based on the decay rate of exactly 1 gram of Radium-226. Standardized as exactly 3.7 × 1010 disintegrations per second.

Practical Applications

US nuclear regulatory reporting (NRC), historical nuclear energy documentation, commercial isotope distribution catalogs, and high-activity source ratings.

disintegrations / minute

dpm

Contextual Explanation

Direct physical unit measuring the count of atomic nuclear disintegrations per minute. An essential and ubiquitous unit in operational health physics.

Practical Applications

Surface contamination wipe tests (smears), liquid scintillation counter (LSC) raw data conversions, workplace radiological safety release limits, and decontamination surveys.

Example Calculation

To convert 1 curie [Ci] to disintegrations/minute [dpm]:
• Conversion factor: 1 curie [Ci] = 2220000000000 disintegrations/minute [dpm]
• Step: 1 × 2220000000000 = 2220000000000 disintegrations/minute [dpm]

curie [Ci] to disintegrations/minute [dpm] Conversion table

  1. 0.01 curie [Ci] = 22200000000 disintegrations/minute [dpm]
  2. 0.1 curie [Ci] = 222000000000 disintegrations/minute [dpm]
  3. 1 curie [Ci] = 2220000000000 disintegrations/minute [dpm]
  4. 2 curie [Ci] = 4440000000000 disintegrations/minute [dpm]
  5. 3 curie [Ci] = 6660000000000 disintegrations/minute [dpm]
  6. 5 curie [Ci] = 11100000000000 disintegrations/minute [dpm]
  7. 10 curie [Ci] = 22200000000000 disintegrations/minute [dpm]
  8. 20 curie [Ci] = 44400000000000 disintegrations/minute [dpm]
  9. 50 curie [Ci] = 111000000000000 disintegrations/minute [dpm]
  10. 100 curie [Ci] = 222000000000000 disintegrations/minute [dpm]
  11. 1000 curie [Ci] = 2220000000000000 disintegrations/minute [dpm]