fig2

Figure 2. Phase distribution map of Ge-Sb-Sn SLL thin films. (A) GSSn-1 after annealed at 423 K for 1 h; (B) GSSn-1 after annealed at 573 K for 1 h; (C) GSSn-2 after annealed at 423 K for 1 h; (D) GSSn-2 after annealed at 573 K for 1 h.