Acta Physica Sinica, Volume. 69, Issue 2, 028201-1(2020)
Fig. 1. Dispersion relations of coupled systems under different parameters: (a)
Fig. 2. Superlattice pattern and fourier spectrum under different wave number ratios: (a) Black eye pattern at 1∶2, , , , ; (b) white eye pattern at 1∶3, , , , ; (c) white eye pattern at 1∶4, , , , . . 不同波数比下的超点阵斑图及其傅里叶频谱图 (a) 1∶2下的黑眼斑图, , , , ; (b) 1∶3下的白眼斑图, , , , ; (c) 1∶4下的白眼斑图, , , , .
Fig. 3. Oscillatory super-hexagon pattern with wave number ratio of 1∶5,
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: (a) Dispersion curve; (b) time variation of
Fig. 4. Complex patterns and Fourier spectrum under different eigenvalues : (a) Honeycomb hexagon pattern , , , , ; (b) white-eye pattern , , , , ; (c) white-eye pattern , , , , ; (d) super-hexagon pattern , , , , ; (e) stripe pattern , , , , . . 不同本征值 下的复杂斑图及其傅里叶频谱图 (a) 蜂窝状六边形斑图 , , , , ; (b) 白眼斑图 , , , , ; (c) 白眼斑图 , , , , ; (d) 超六边形斑图 , , , , ; (e) 条纹斑图 , , , , . .
Fig. 5. Complex patterns and fourier spectrum under different eigenvalues : (a) White-eye pattern, , , , , ; (b) stripe-spot pattern, , , , , , . 不同本征值 下的复杂斑图及其傅里叶频谱图 (a) 白眼斑图, , , , , ; (b) 条纹点状斑图, , , , , ,
Fig. 6. Super-hexagon patterns with different coupling strength: (a) White-eye pattern, , , , , ; (b) white-eye pattern, , , , , ; (c) new super-hexagon pattern, , , , , ; (d) new white-eye pattern, , , , , . 不同耦合强度下的超六边形斑图 (a) 白眼斑图, , , , , ; (b) 白眼斑图, , , , , ; (c) 新型超六边形斑图, , , , , ; (d) 新白眼斑图, , , , ,
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Fu-Cheng Liu, Ya-Hui Liu, Zhi-Xiang Zhou, Xue Guo, Meng-Fei Dong.
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Received: Sep. 6, 2019
Accepted: --
Published Online: Nov. 9, 2020
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