Acta Optica Sinica, Volume. 20, Issue 4, 543(2000)
Phase Shifting Mask for 0.35 μm Contact Holes
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[in Chinese], [in Chinese], [in Chinese], [in Chinese], [in Chinese], [in Chinese]. Phase Shifting Mask for 0.35 μm Contact Holes[J]. Acta Optica Sinica, 2000, 20(4): 543