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)
Figure 2. Phonon spectra of P213 BN (a) and related enthalpies of P213 BN and boron nitride polymorphs (b).