从沙子到芯片：且看处理器是怎样炼成的-快科技-科技改变生活

从沙子到芯片：且看处理器是怎样炼成的

上方文Q
2009年07月09日 03:08
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晶体管就绪：至此，晶体管已经基本完成。在绝缘材(品红色)上蚀刻出三个孔洞，并填充铜，以便和其它晶体管互连。

电镀：在晶圆上电镀一层硫酸铜，将铜离子沉淀到晶体管上。铜离子会从正极(阳极)走向负极(阴极)。

铜层：电镀完成后，铜离子沉积在晶圆表面，形成一个薄薄的铜层。

第六阶段合影

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