Assertion: photonic integrated circuit | /r/HasProperty | fabricated with a wafer-scale technology
Facets:
value: on substrates
type: LOCATION
value: usually
type: OTHER
Source sentences:
text: Photonic integrated circuits are usually fabricated with a wafer-scale technology (involving lithography) on substrates (often called chips) of silicon, silica, or a nonlinear crystal material such as lithium niobate (LiNbO 3 ).