Institure of Disposal Technology and Geomechanics,Technical University of Clausthal,Erzstrasse 20,38678 Clausthal-Zellerfeld,Germany;
Key Laboratory of Rock and Soil Mechanics,Institute of Rock and Soil Mechanics,The Chinese Academy of Sciences,Wuhan 430071 China;
new ideas and methods; toxic and radioactive waste; safety analysis; salt mine;