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电子工程专辑
27 天
化学机械平坦化(CMP)工艺
20世纪90年代初期,光刻对平坦度日益迫切的要求,催生了化学机械平坦化(CMP)工艺,它开始被用于后端(BEOL)金属连线层间介质的平整,当时还是一个不被看好的丑小鸭。然而随着时光的流逝,丑小鸭却越来越显现出她独特的魅力。 20世纪90年代中期 ...
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