15 Topological Dynamics of Spin Texture Based Metamaterials
433
Fig. 15.22 a Eigenfrequencies of the finite system with parameters d 1 = 2.08r and d 2 = 3.6r for
the parallelogram-shaped structure (see Fig. 15.3b). The spatial distribution of vortex gyrations for
the bulk (b), corner (c, d and f), and edge (e) states of five representative frequencies. Images are
taken from [137]
acute-angled corners (see Fig. 15.22c, d, f), where corner states 1 (type I), 2 (type
II), and 3 (type III) are denoted by red, magenta, and green balls, respectively. Two
degenerate edge modes are denoted by blue balls, in which only two vortices on each
433
Fig. 15.22 a Eigenfrequencies of the finite system with parameters d 1 = 2.08r and d 2 = 3.6r for
the parallelogram-shaped structure (see Fig. 15.3b). The spatial distribution of vortex gyrations for
the bulk (b), corner (c, d and f), and edge (e) states of five representative frequencies. Images are
taken from [137]
acute-angled corners (see Fig. 15.22c, d, f), where corner states 1 (type I), 2 (type
II), and 3 (type III) are denoted by red, magenta, and green balls, respectively. Two
degenerate edge modes are denoted by blue balls, in which only two vortices on each