Palladium-103

Quick Facts

• Half-life
  • 16.99 days
• Decay Modes
  • Electron Capture to excited state of ¹⁰³Rh
  • ¹⁰³Rh decays to ground state via
    • Gamma Emission
    • Internal Conversion
• Exposure Rate Constant
  • \((\Gamma_{\delta})_{\chi} = 1.48 \frac{R \ cm^2}{mCi \ h}\)
• Air Kerma Rate Constant
  
  • \((\Gamma_{\delta})_{\kappa} = 1.296\frac{cGy \ cm^2}{mCi \ h}\)
• Average Photon Energy
  • 21keV
• Average Photons per Decay
  • 0.8
• Half-life (mm lead)
  • 0.008