Types of interactions Flashcards
1
Q
How much do the target interactions occur?
A
0.25- 0.5mm of the surface of the target
2
Q
What is the over 99.8% ?
A
Its the energy of incident electrons converted to heat
3
Q
the .2% is
A
X rays
4
Q
Type of interaction that will occur depend on? (2)
A
-electron kinetic energy
-binding energy of the target atoms electron shell
5
Q
what is binding energy?
A
is the energy required to remove an electron from its orbit
6
Q
Binding energy is directly proportional to…
A
Atomic number
Tungsten (74)
Rhenium (75)
7
Q
Binding energy is inversely proportional to…
A
Distance from the nucleus
8
Q
What are the two types of target interactions?
A
Bremsstrahlung and Characteristic
