The following questions are addressed:
- What are the different medical imaging methods?
- What are X-rays?
- How were they discovered?
A variety of materials may be used to detect X-rays. The characteristics of some of these materials are discussed.
- What is a photoconductor?
- What are the differences between photoconductors and phosphors?
- Why are we interested in amorphous selenium?
- How can amorphous selenium be used to make an X-ray detector?