IMPORTANT: We currently have a number of bugs related to image cropping and are actively trying to resolve them. In the meantime, we have disabled cropping. Apologies for any inconvenience. Stay informed: radiopaedia.org/chat

Thermoluminescent dosimeter badge

Case contributed by Ayush Goel
Diagnosis not applicable
  • nickel coated aluminum card with thermoluminescent dosimeter discs (1):
    • disc: calcium sulphate doped with dysprosium (CaSO4:Dy), in Teflon matrix
  • disassembled thermoluminescent dosimeter (2)
  • labeled image (3):
    • radiation falls on the side of the yellow arrow
    • orange arrows denote a cut in the thermoluminescent dosimeter card and a nob for the same on the internal side

The aluminum faces the radiation and copper faces the thermoluminescent dosimeter disc.

Case Discussion

Thermoluminescent dosimeter based on dysprosium doped calcium sulphate (CaSO4:Dy) in a Teflon matrix.

How to use cases

You can use Radiopaedia cases in a variety of ways to help you learn and teach.

Creating your own cases is easy.

Updating… Please wait.

 Unable to process the form. Check for errors and try again.

 Thank you for updating your details.