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Questions and Answers
Which type of scintillator is considered unstructured and produces more light spread when stimulated by X-rays?
Which type of scintillator is considered unstructured and produces more light spread when stimulated by X-rays?
- Neither type of phosphor
- Gadolinium oxysulfide (Gd2O2S) (correct)
- Cesium iodide (CsI)
- Both types of phosphors
What is the purpose of lenses in a CCD system?
What is the purpose of lenses in a CCD system?
- To reduce the size of the projected visible light image (correct)
- To absorb X-ray photons
- To convert light into an electrical charge
- To produce more light spread
What determines how much of the incident X-ray photons are absorbed and how much light is produced in a scintillator?
What determines how much of the incident X-ray photons are absorbed and how much light is produced in a scintillator?
- The way the scintillator is constructed (correct)
- The type of lenses used
- The size of the capacitors
- The color of the light produced
Which type of phosphor is considered structured and has needlelike crystals that focus light onto a narrow area?
Which type of phosphor is considered structured and has needlelike crystals that focus light onto a narrow area?
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What is the function of an analog-to-digital converter (ADC) in a CCD system?
What is the function of an analog-to-digital converter (ADC) in a CCD system?
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