3 items with this tag.
C39-2 A type of crystal with random direction changes for the crystal growth, bound together at grain boundaries Canonical Hub: CANONICAL_INDEX.
C39-2 A 20thCentury institution credited with many science breakthrough. Davisson-Germer apparatus Canonical Hub: CANONICAL_INDEX.
C39-2 A measurement device for the diffraction of material entities, similar to x-ray crystallography.