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Parameters of the effective Hamiltonian extracted by fitting the experimental data
| Structure | μ (THz) | β (m2 s−1) | v (106 ms−1) | γr (THz) | γ0 (THz) | C (Spin Chern number) |
|---|---|---|---|---|---|---|
| Shrunken, a/R = 3.15 | −5.22 | −1.00 | 4.76 | 1.83 | 1.03 | 0 |
| Expanded, a/R = 2.85 | 5.22 | −1.96 | 7.31 | 0.437 | 1.06 | 1 |
