Assertion: ceramic's structure | /r/CapableOf | give high but anisotropic strength
Facets:
value: as single crystals
type: MANNER
Source sentences:
text: Ceramic borides such as HfB 2 and ZrB 2 benefit from very strong bonding between boron atoms as well as strong metal to boron bonds; the hexagonal close-packed structure with alternating two-dimensional boron and metal sheets give these materials high but anisotropic strength as single crystals.