The edge plasma, D. Reiter; wall effects on particle recycling in tokamaks, J.K. Ehrenberg; physical sputtering and radiation-enhanced sublimation, W. Eckstein and V. Philipps; chemical erosion, E. Vietzke and A.A. Haasz; electron emission from solids, J. Schou; control of plasma-surface interactions by thin films, J. Winter; interaction of pellets with hot plasmas, K.H. Finken and W.O. Hofer; thermal stability, J. Linke and H. Bolt; radiation damage in metallic structural materials, H. Ullmaier and H. Trinkaus; radiation damage in carbon materials, T.D. Burchell.