The effect of ionic composition on acoustic phonon speeds in hybrid perovskites from Brillouin spectroscopy and density functional theory (Journal of Materials Chemistry C, 2018)

(untitled) - Kabakova, I; Azuri, I; Chen, Z; Nayak, P; Snaith, H; Kronik, L; Paterson, C; Bakulin, A; Egger, D