Apparent color and Raman vibrational modes of the high-temperature superconductor Bi2Sr2CaCu2O 8+? exfoliated flakes - Figueruelo-Campanero, Ignacio; del Campo, Adolfo; Nieva, Gladys; Gonzalez, Elvira M; Serrano, Aida; Menghini, Mariela (2d Materials, 2024)