Introduction to Sol-Gel Processing

l - Short history 1 1. 2 - Sols, gels and gelation 2 1. 3 - Outline of sol-gel processing 4 1. 4 - Recent developments 6 1. 5 - Advantages and limitations of sol-gel processing 6 1. 6 - Organization of the book 8 1. 7 - References 8 2 *THE CHEMISTRY OF PRECURSORS SOLUTIONS 11 2. 1 - Introduction 11 2. 2 - Solvents 12 2.