Physical Properties of Group 14 in $P6_{2}$22 Phase: First-Principles Calculations *

Ying-Bo Zhao,Wei Zhang,Qing-Yang Fan

Table 6 The minimum thermal conductivities ($\kappa$$_{\rm min}$ in W/cmK) in all directions and in different primary directions of C$_{3}$, Si$_{3}$, and Ge$_{3}$ in P6$_{2}$22 phase at 300 K.