2. Principles of centrifuge modeling

2.1 What's centrifuge

2.2 Purpose of centrifuge modeling

2.2.1 Dependency of soil behavior on stress level and stress history

2.2.2 Advantages and Limitations

2.2.3 Geotechnical centrifuge in education

2.2.4 Possibility of geotechnical centrifuge studies

2.3 History and state-of-the-art of geotechnical centrifuge facilities

2.3.1 Overall history of geotechnical centrifuges

2.3.2 Early centrifuges in the world

2.3.3 Number of papers related to centrifuge model in each year

2.3.4 Centrifuge machines operating in the world

2.3.5 Huge centrifuges in the world