3. Crystal Structure and Defects

Characterization Methods — Quiz

Test your understanding of characterization methods with 5 practice questions.

Practice Questions

Question 1

In an X-ray diffraction pattern, an amorphous material typically exhibits:

Question 2

For first-order diffraction ($n=1$) in Bragg’s law $n\lambda=2d\sin\theta$, if $\lambda=1.54\,\text{Å}$ and $d=0.20\,\text{nm}$, what is the approximate $2\theta$ angle?

Question 3

Which detector in a scanning electron microscope (SEM) is primarily used to obtain contrast based on atomic number differences in the sample?

Question 4

Electron energy loss spectroscopy (EELS) in a TEM is used to probe:

Question 5

Which spectroscopy technique identifies molecular functional groups by measuring infrared absorption corresponding to vibrational transitions?