Figure 14.

(a) Top view of CrI₃ monolayer with gray and purple spheres representing Cr and I atoms. Adapted with permission from ref (5). Copyright 2017 Springer Nature. (b, c) Lateral view of bulk CrI₃ in the monoclinic (b) and rhombohedral (c) phase. (d, e) Polarization resolved Raman spectra for bulk CrI₃ taken at 5 K (d) and 280 K (e). (f, g) Polarization resolved Raman spectra for thin layer CrI₃ taken at 5 K (f) and 280 K (g). Panels (b–g) adapted with permission under a Creative Commons CC BY license from ref (224). Copyright 2019 IOP Publishing.