摘要 |
The present invention concerns a crucible (1) for the production of crystalline semiconducting material ingots, such as silicon, said crucible comprising peripheral side walls (1b) and a floor (1a) at least a portion of said floor being coated with a top layer (2), characterized in that, said top layer (2) has a thickness, delta, of at least 500 mum and in that, at a deformation temperature below 1400 °C said top layer is plastically or viscously deformable. |