Table 1 Positions of the phonons’ absorption peaks (in cm −1 ) in the ε 2 ( ν ) of studied Ge-Sb-Te alloys
From: Influence of the local structure in phase-change materials on their dielectric permittivity
Peak | Ge 2 Sb 2 Te 5 | Ge 3 Sb 2 Te 6 |
|---|---|---|
Amorphous | ||
A | 115 | 116 |
B | 149 | 150 |
C | 217 | 216 |
Crystalline | ||
D | 69 | 74 |
E | 89 | 91 |
F | 135 | 133 |