发明名称 Mixed metal nitride and boride barrier layers
摘要 Mixed metal aluminum nitride and boride diffusion barriers and electrodes for integrated circuits, particularly for DRAM cell capacitors. Also provided are methods for CVD deposition of MxAlyNzBw alloy diffusion barriers, wherein M is Ti, Zr, Hf, V, Nb, Ta, Cr, Mo, or W; x is greater than zero; y is greater than or equal to zero; the sum of z and w is greater than zero; and wherein when y is zero, z and w are both greater than zero.
申请公布号 US2002163025(A1) 申请公布日期 2002.11.07
申请号 US20020185009 申请日期 2002.07.01
申请人 VAARTSTRA BRIAN A.;WESTMORELAND DONALD L. 发明人 VAARTSTRA BRIAN A.;WESTMORELAND DONALD L.
分类号 H01L21/02;H01L21/285;H01L21/60;H01L21/768;H01L21/8242;H01L23/485;H01L27/108;(IPC1-7):H01L29/76 主分类号 H01L21/02
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