基金the German Science Foundation(DFG),Bonn,Germany,for their continuous support in the field of high-pressure materials chemistrythe DFG for founding a new priority research program entitled"Synthesis,In situ Characterization and Quantum Mechanical Modeling of Earth Materials,0xides,Carbides and Nitrides at Extremely High Pressures and Temperatures"(DFG-SPP 1236)+1 种基金the DFG for financial support(contracts Kr 1805/5-1 and Kr 1805/9-1)grants from the Forschungszentrum Julich and from the Center for Computation and Communication at Aachen.