Table 2.
Raman phonon modes observed at room temperature for bilayer and multilayer PtSe2 thin films with their corresponding assignments.
| Layer type | ω1 /Eg (cm−1) | ω2/A1g (cm−1) | ω3/LO (cm−1) |
|---|---|---|---|
| Bilayer | 179 | 207 | 235 |
| Multilayer | 178 | 207 | 232 |
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