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发明名称
半导体元件之制造方法
摘要
一种半导体元件之制造方法,其系利用超临界流体,如二氧化碳(CO2),来清洁形成于含矽介电材料层中之开口,并移除用以制作开口之蚀刻制程中所产生之有机聚合残余物。上述之开口可为接触窗开口、介层窗开口或其他开口,且开口之剖面面积可小于0.2微米平方或0.1微米平方。于利用超临界流体进行清洁后,利用原子层化学气相沉积制程来形成薄阻障层于开口中。形成导电材料层于阻障层上,藉以提供超大型积体电路(VLSI)元件具增进之接触电阻的接触结构。
申请公布号
TW200627534
申请公布日期
2006.08.01
申请号
TW095102925
申请日期
2006.01.25
申请人
台湾积体电路制造股份有限公司
发明人
鲁定中;曾鸿辉;章勋明
分类号
H01L21/30;H01L21/768
主分类号
H01L21/30
代理机构
代理人
蔡坤财
主权项
地址
新竹市新竹科学工业园区力行六路8号
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