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柱状磁光颗粒的局域表面等离激元共振为二维磁光光子晶体的手征性边缘模的生成提供了重要的机制. 但目前对此类颗粒的局域表面等离激元共振效应的研究局限于长波长近似下的结果, 且缺乏对发生共振时的远场与近场特征的深入了解. 本文从散射理论出发, 计算并分析了柱状磁光颗粒发生局域表面等离激元共振的条件与特殊的场特征, 并讨论了颗粒尺寸对共振峰的影响. 计算结果解释了实验中观察到的二维磁光光子晶体的共振带隙与在长波长近似下得到的局域表面等离激元共振频率的明显偏移, 并展示了颗粒在较大尺寸下形成的高阶共振峰, 这可能有助于利用共振效应在磁光光子晶体中实现多模的手征边缘态.
[1] Inoue M, Fujii T 1997 J. Appl. Phys. 81 5659
[2] Temnov V V, Armelles G, Woggon U, Guzatov D, Cebollada A, Garcia-Martin A, Garcia-Martin J M, Thomay T, Leitenstorfer A, Bratschitsch R 2010 Nat. Photo. 4 107
[3] Liang H, Liu H, Zhang Q, Fu S F, Zhou S, Wang X Z 2015 Chin. Phys. B 24 067807
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[6] Poo Y, Wu R, Lin Z, Yang Y, Chan C T 2009 Phys. Rev. Lett. 106 093903
[7] Fang K, Yu Z, Fan S 2011 Phys. Rev. B 84 075477
[8] Skirlo S A, Lu L, Soljacic M 2014 Phys. Rev. Lett. 113 113904
[9] Liu S Y, Lu W L, Lin Z F, Chui S T 2011 Phys. Rev. B 84 045425
[10] Lian J, Fu J X, Gan L, Li Z Y 2012 Phys. Rev. B 85 125108
[11] Poo Y, Wu R, Liu S, Yang Y, Lin Z, Chui S T 2012 Appl. Phys. Lett. 101 081912
[12] Chui S T, Liu S, Lin Z 2013 Phys. Rev. B 88 031201
[13] Chui S T, Lin Z 2014 Chin. Phys. B 23 117802
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[16] Zou W B, Zhou J, Jin L, Zhang H P 2012 Acta Phys. Sin. 61 097805 (in Chinese) [邹伟博, 周骏, 金理, 张昊鹏 2012 物理学报 61 097805]
[17] Zhu H, Yan Z D, Zhan P, Wang Z L 2013 Acta Phys. Sin. 62 178104 (in Chinese) [朱华, 颜振东, 詹鹏, 王振林 2013 物理学报 62 178104]
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[1] Inoue M, Fujii T 1997 J. Appl. Phys. 81 5659
[2] Temnov V V, Armelles G, Woggon U, Guzatov D, Cebollada A, Garcia-Martin A, Garcia-Martin J M, Thomay T, Leitenstorfer A, Bratschitsch R 2010 Nat. Photo. 4 107
[3] Liang H, Liu H, Zhang Q, Fu S F, Zhou S, Wang X Z 2015 Chin. Phys. B 24 067807
[4] Haldane F D M, Raghu S 2008 Phys. Rev. Lett. 100 013904
[5] Wang Z, Chong Y D, Joannopoulos J D, Soljacic M 2009 Nature 461 772
[6] Poo Y, Wu R, Lin Z, Yang Y, Chan C T 2009 Phys. Rev. Lett. 106 093903
[7] Fang K, Yu Z, Fan S 2011 Phys. Rev. B 84 075477
[8] Skirlo S A, Lu L, Soljacic M 2014 Phys. Rev. Lett. 113 113904
[9] Liu S Y, Lu W L, Lin Z F, Chui S T 2011 Phys. Rev. B 84 045425
[10] Lian J, Fu J X, Gan L, Li Z Y 2012 Phys. Rev. B 85 125108
[11] Poo Y, Wu R, Liu S, Yang Y, Lin Z, Chui S T 2012 Appl. Phys. Lett. 101 081912
[12] Chui S T, Liu S, Lin Z 2013 Phys. Rev. B 88 031201
[13] Chui S T, Lin Z 2014 Chin. Phys. B 23 117802
[14] Fan X, Zheng W, Singh D J 2014 Light: Sci. Appl. 3 e179
[15] Cong C, Wu D J, Liu X J 2012 Acta Phys. Sin. 61 047802 (in Chinese) [丛超, 吴大建, 刘晓峻 2012 物理学报 61 047802]
[16] Zou W B, Zhou J, Jin L, Zhang H P 2012 Acta Phys. Sin. 61 097805 (in Chinese) [邹伟博, 周骏, 金理, 张昊鹏 2012 物理学报 61 097805]
[17] Zhu H, Yan Z D, Zhan P, Wang Z L 2013 Acta Phys. Sin. 62 178104 (in Chinese) [朱华, 颜振东, 詹鹏, 王振林 2013 物理学报 62 178104]
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