1. Fusion of silicon wafers;Brock;IBM Tech. Discl. Bull.,1977
2. Silicon-on-insulator (SOI) by bonding and etch-back;Lasky;IEDM Tech. Digest Int. Electron Devices Meet., Washington, DC, U.S.A.,1985
3. Simple wafer fusion builds better power chips;Electronics,1985
4. A newly developed silicon to silicon direct adhesion method;Shimbo,1986