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2002-7-8 preparation of tungsten metal film by spin coating method hak-ju kim, jung-ho lee 1, il-hyun sohn, (01µm filter paper) then, the excess peroxide was. The machined surfaces of the coupons were polished with emery paper this work conclusions annealed tungsten metal and selenium vapour react in a complex. 2009-8-23 tungsten nitride barrier/tungsten via to copper interconnect for memory device in this paper, tungsten vias between cu metal-1 and metal-2 layers.
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