High-pressure structure and elastic properties of tantalum single crystal: First principles investigation
Gu Jian-Bing1, Wang Chen-Ju1, †, , Zhang Wang-Xi1, Sun Bin1, Liu Guo-Qun1, Liu Dan-Dan2, Yang Xiang-Dong3
       

Phonon dispersion curves of the bcc phase of the Ta single crystal respectively at 450 GPa and 500 GPa.