silicon wafers three types -empty grey wafer,purple wafer with sio film and gold wafes with microchips

background basic capacity chips circuit circuits close computer crystalline detail development devices disc electrical electronics fabrication factory fine future graphic group high industrial industry integrated isolated macro manufacturing material micro microchip microchips microelectronic nanoelectornics photolithography photovoltaics polycrystalline polysilicon printed production round science semiconductor silicon slice substrate technology wafer wafers white