P213 BN: a novel large-cell boron nitride polymorph

Qing-Yang Fan(樊庆扬),Nan Wu(吴楠),Shuai-Ming Chen(陈帅铭),Li Jiang(江莉),Wei Zhang(张伟),Xin-Hai Yu(于新海),Si-Ning Yun(云斯宁)

Table 2. Elastic constants Cij (GPa), elastic moduli B, G, E (GPa) and Poisson's ratio v of P213 BN, Pm-3n BN, m-BN, c-BN, HCBN-1 and HCBN-2.

C11 C12 C13 C22 C23 C33 C44 C55 C66 B G E v P213 BN 144 64 42 91 41 107 0.300 Pm-3n BNa 700 85 209 290 244 572 0.171 m-BNb 803 53 108 837 102 804 375 307 254 329 328 739 0.142 c-BNc 779 165 446 370 384 856 0.120 c-BNd 820 190 480 400 HCBN-1e 244 177 84 512 42 33 188 HCBN-2e 144 131 52 424 28 68 131