Mechanically exfoliated low-layered [Ca${}_2$CoO${}_3$]${}_{0.62}$[CoO${}_2$]: A single-crystalline p-type transparent conducting oxide

Reiji Okada, Hiroto Isomura, Yoshiki J. Sato +3

Transparent conducting oxides (TCOs) are essential components of optoelectronic devices and various materials have been explored for highly efficient TCOs having a combination of h…