Assertion: semiconductor's impurity | /r/CapableOf | reduce their resistivity
Facets:
value: to about 2 ohmcentimeters
type: OTHER
value: at room temperature
type: LOCATION
Source sentences:
text: As used in semiconductor devices, however, these materials contain carefully controlled amounts of certain impurities which reduce their resistivity to about 2 ohmcentimeters at room temperature ( this resistivity decreases rapidly as the temperature rises ).