Stress Driven Instability on Helium Solid Surface

                 Introduction                    Apparatus                    Publications

1. Introduction

2. Phenomena related to stress-driven instability: (1) Giant's Causeway in Northern Ireland , (2)Drying starch, (3) nano-structures by self-organization

3. Intuitive picture of stress-driven instability,  quantitative basis,  small stress below critical stress,  Why use solid He-4?

4. Apparatus

5. Results  (1) seed formation and growth,  (2)applying stress to solid,  (3)apply strain, u < uc,  (4)apply strain, u > uc

6. Simulation

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