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In most cases of photodisintegration, _____ are emitted by the nucleus.

List the five main interactions, from low energy to high energy.

Lead is a great absorber of x-rays.

The probability of photoelectric absorption depends on the photon energy.

The threshold energy of pair production is 1.02 MeV.

Describe Bragg peak and why it is beneficial in radiation therapy.

The fluence rate of a photon beam is the fluence per unit time.

An additional 2 cm of copper is added to the copper absorber in question #33. How many photons remain in the beam?

What coefficient is an important quantity in radiotherapy because it helps predict biologic effects of radiation?

The photoelectric effect can only take place with electrons in the K and L shells.