Study of Ge-Sb-Te Superlattice Structure Based on Topological Descriptors

Figure 2

Visual behavior of (a) ev-degree Zagreb index (), ve-degree first Zagreb index (), first Zagreb index (), and second Zagreb index (); (b) ev-degree Randic index (), atom bond connectivity (), and geometric arithmetic () index; and (c) ve-degree Randic (), Harmonic (), and sum connectivity index.

(a)

(b)

(c)