SOI & Engineered Substrates

SOI (Silicon-on-Insulator) is a semiconductor technology, which enables a full isolation of each electronic component on an integrated circuit by using a buried oxide layer.

AMD's Quad-Core OpteronTM processor based on SOI technology.
Courtesy of AMD.

150mm GeOI bond enabled through EVG's LowTemp® plasma activation. Source: EVG

SOI wafers produced using Smart Cut® technology. Courtesy of Soitec.

IR image of void free bonded wafer pair after plasma activation.
Courtesy of LETI