Preparation and activity measurement of electrodeposited alpha-emitting sources

Appl Radiat Isot. 2006 Oct-Nov;64(10-11):1260-4. doi: 10.1016/j.apradiso.2006.02.090. Epub 2006 Aug 7.

Abstract

Alpha-emitting 238Pu and 241Am sources on stainless steel substrates have been prepared using a new electrodeposition method based on an ammonium oxalate-ammonium sulfate electrolyte containing diethyl triamino pentaacetic acid. The deposition yield is determined by measuring the activity of the sources using a high-efficiency 2pi alpha proportional counter and a backscattering chamber designed and fabricated for this purpose. Optimal electrodeposition parameters have been determined for 241Am, enabling manufacture of standard alpha-emitting sources with minimal radioactive waste.

Publication types

  • Evaluation Study

MeSH terms

  • Alpha Particles*
  • Americium / analysis
  • Americium / chemistry
  • Americium / standards
  • Electroplating / methods*
  • Electroplating / standards*
  • Guidelines as Topic
  • Korea
  • Plutonium / analysis
  • Plutonium / chemistry
  • Plutonium / standards
  • Radiation Dosage
  • Radiation Monitoring / instrumentation
  • Radiation Monitoring / methods
  • Radiation Monitoring / standards*
  • Reference Standards*
  • Reference Values*
  • Reproducibility of Results
  • Sensitivity and Specificity

Substances

  • Plutonium
  • Americium