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. 2022 Jan 27;22(3):1001. doi: 10.3390/s22031001

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Dispersion diagram of the unit cell for various values of A₂, B₂ and θ₂ when d = p/4. Transformation from double-periodic to single-unit cells for various values of (a) A₂, (b) B₂ and (c) θ₂.

Dispersion diagram of the unit cell for various values of A₂, B₂ and θ₂ when d = p/4. Transformation from double-periodic to single-unit cells for various values of (a) A₂, (b) B₂ and (c) θ₂.