Assertion: solar panel's cell | /r/HasProperty | developed for space exploration
Facets:
value: originally
type: MANNER
Source sentences:
text: Multi-junction cells were originally developed for special applications such as satellites and space exploration, but are now used increasingly in terrestrial concentrator photovoltaics (CPV), an emerging technology that uses lenses and curved mirrors to concentrate sunlight onto small, highly efficient multi-junction solar cells.