Materials characterization: method used to examine crystal structure (unit cell/space lattice) Identify the technique that directly reveals crystal structures in solids. Choose the correct option.
Mechanical Engineering
Engineering Materials
Difficulty: Easy
Choose an option
-
ANaked eye inspection
-
BOptical microscope
-
CMetallurgical microscope
-
DX-ray techniques (e.g., XRD)
Answer
Correct Answer: X-ray techniques (e.g., XRD)
Explanation
ConceptX-ray diffraction (XRD) directly determines crystal structures (lattice type, lattice parameters) from diffraction patterns. Optical/metallurgical microscopes reveal microstructure (grains, phases) but not the atomic lattice.
Final AnswerX-ray techniques (e.g., XRD)