Vacuum ultraviolet (VUV) surface treatment process for flip chip and 3-D interconnectionsK. SakumaN. Nagaiet al.2009ECTC 2009
Effects of vacuum ultraviolet surface treatment on the bonding interconnections for flip chip and 3-D integrationKatsuyuki SakumaJun Mizunoet al.2010IEEE Transactions on Electronics Packaging Manufacturing
Simplified 20-μm pitch vertical interconnection process for 3D chip stackingKatsuyuki SakumaNoriyasu Nagaiet al.2009IEEJ Transactions on Electrical and Electronic Engineering