2 page Summary
Liza Julie 89
Write a two-page summary on AAPM TG-21 Calibration Protocol ragarding:
- What is Pwall (Eq. (9) until the end of Section IV.A)? Why is it needed? Compare it with the wall correction terms in the textbook.
- How the restricted stopping power ratio is determined (Section IV.B)? Please discuss:
- What is the cutoff energy ( the symbol here is triangle) adopted by TG-21?
- What is the corresponding cavity size for this (the symbol here is triangle) value?
- Is this cavity size reasonable for the purpose of this calibration protocol?
6 years ago
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