Assertion: melanin's structure | /r/ObjectUse | used as semiconductor
Facets:
value: in electrically qualified devices
type: OTHER
value: in other nanotechnological applications
type: LOCATION
Source sentences:
text: Uniform flat melanin films can be obtained with dopamine or other similar precursors by spray deposition, and these thin films show a stacked planar structure with interesting electronic and optical properties  to be used as semiconductors in electrically qualified devices and other nanotechnological applications .