Assertion: crystalline silicon solar cell | /r/HasProperty | touted as the industry’s gold standard
Facets:
value: for over a decade
type: TEMPORAL
value: in terms of efficiency
type: OTHER
Source sentences:
text: Traditional silicon crystalline solar cells, which have been touted as the industry’s gold standard in terms of efficiency for over a decade, are relatively cheap to manufacture, but they are not very efficient at converting sunlight into electricity.