Superior mechanical and thermal properties than diamond: Diamond/lonsdaleite biphasic structure

Bo Yang, Xianghe Peng, Yinbo Zhao, Deqiang Yin, Tao Fu, Cheng Huang

Table 2 Comparison of peak shear stress component (σzx) under uniaxial and biaxial stress states.

Systems σzz =0 GPa σzz = σzx tan68° GPa σzx = 200 GPa Diamond-easy 89.9 95.5 100.0 Diamond-hard 134..3 145.9 200.7 Lonsdaleite 106.9 160.1 200.2 4L + D 130.0 141.8 200.0