Electronic Structure and Vibrational Stability of Copper-substituted Lead Apatite (LK-99)

J. Cabezas-Escares, N. F. Barrera, R. H. Lavroff +3

Two recent preprints in the physics archive (arXiv) have called attention as they claim experimental evidence that a Cu-substituted apatite material (dubbed LK-99) exhibits superco…