X-Ray Production Lab
Target · spectrum · patient

X-Ray Production Lab

Max energy—= kVp
Mean energy—quality
HVL—mm Al · quality
Output—quantity vs 80 kVp · 200 mA
Characteristic—share of beam photons
Efficiency—≈ 1×10⁻⁹ · Z · V
kVp
mA
Target
Generator
Added Al
Added Cu
K-edge filter
Tissue
Thickness
Compare

Electrons hitting the target

Heat (outer-shell excitation)BremsstrahlungCharacteristicStopped by filtration

Emission spectrum

photons per keV · relative
Filtered beam (what leaves the tube)Before filtrationCharacteristic linesPinned for comparison

Beam in the patient

Outcome and why