Assertion: dendrite | /r/CapableOf | prove essential
Facets:
value: in an industrial crystal growth process
type: TEMPORAL
value: on the positive side
type: DEGREE
Source sentences:
text: On the positive side, for example, dendrites proved essential in an industrial crystal growth process developed in the early to mid-1960s by R. Seidensticker and his associates at Westinghouse Semiconductor Division .