发明名称 TEST STRUCTURES FOR ESTIMATING DISHING AND EROSION EFFECTS IN COPPER DAMASCENE TECHNOLOGY
摘要 <p>A test structure combines a first structure (1010) for erosion evaluation with a second structure (1000) for extraction of defect size distributions. The first structure (1010) is a loop structure usable to determine a resistance value that varies with metal height. The second structure is a NEST structure (1000). Loop lines of the loop structure (1010) are connected on both sides of the NEST structure (1000).</p>
申请公布号 WO2003027690(A1) 申请公布日期 2003.04.03
申请号 US2002030904 申请日期 2002.09.27
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