1. Introduction
2. Basics of Interactions Between Flat Surfaces
3. Influence of Particles, Surface Steps, and Cavities
4. Surface Preparation and Room-Temperature Wafer Bonding
5. Thermal Treatment of Bonded Wafer Pairs
6. Thinning Procedures
7. Electrical Properties of Bonding Interfaces
8. Stresses in Bonded Wafers
9. Bonding of Dissimilar Materials
10. Bonding of Structured Wafers
11. Mainstream Applications
12. Emerging and Future Applications.