1. 毕业设计（论文）的内容和要求

（1）设计可实现偏振选择的穿孔金属膜；该结构是单层的金属片组成；金属片上打上互相垂直的矩形孔阵列，即：每个单胞里有两个完全相同的矩形孔，且两个矩形孔相互垂直； （2）波长的范围为近红外波段：800-2000nm的波长范围； （3）要求入射光里包含两种相互垂直的偏振；而透射光在不同的波长范围内分别允许不同偏振的光通过，从而实现对于偏振的选择； （4）透射光具有较高的透射率。

2. 参考文献

[1] V. M. Shalaev, ”Optical negative-index metamaterials,” Nat. Photonics 1, 41#8211;48 (2007). [2] X. Zhang and Z. Liu, ”Superlenses to overcome the diffraction limit,” Nat. Mater. 7, 435#8211;441 (2008). [3] N. I. Landy, S. Sajuyigbe, J. J. Mock, D. R. Smith, andW. J. Padilla, ”Perfect metamaterial absorber,” Phys. Rev.Lett. 100, 207402 (2008). [4] N. Liu, M. Mesch, T. Weiss, M. Hentschel, and H. Giessen, ”Infrared perfect absorber and its application as plasmonic sensor,” Nano Lett. 10, 2342#8211;2348 (2010). [5] J. Hao, Y. Yuan, L. Ran, T. Jiang, J. A. Kong, C. T. Chan, and L. Zhou, ”Manipulating electromagnetic wave polarizations by anisotropic metamaterials,” Phys. Rev. Lett. 99, 063908 (2007). [6] V. A. Fedotov, P. L. Mladyonov, S. L. Prosvirnin, A. V. Rogacheva, Y. Chen, and N. I. Zheludev, ”Asymmetric propagation of electromagnetic waves through a planar chiral structure,” Phys. Rev. Lett. 97, 167401 (2006). [7] R. Singh, E. Plum, C. Menzel, C. Rockstuhl, A. K. Azad, R. A. Cheville, F. Lederer, W. Zhang, and N. I.Zheludev, ”Terahertz metamaterial with asymmetric transmission,” Phys. Rev. B 80, 153104 (2009). [8] C. Menzel, C. Helgert, C. Rockstuhl, E. B. Kley, A. T#168;unnermann, T. Pertsch, and F. Lederer, ”Asymmetric transmission of linearly polarized light at optical metamaterials,” Phys. Rev. Lett. 104, 253902 (2010). [9] M. Kang, J. Chen, H. X. Cui, Y. Li, and H. T. Wang, ”Asymmetric transmission for linearly polarized electromagnetic radiation,” Opt. Express 19, 8347#8211;8356 (2011). [10] M. Mutlu, A. E. Akosman, A. E. Serebryannikov, and E. Ozbay, ”Diodelike asymmetric transmission of linearly polarized waves using magnetoelectric coupling and electromagnetic wave tunneling,” Phys. Rev. Lett. 108,213905 (2012). [11] C. Huang, Y. Feng, J. Zhao, Z. Wang, and T. Jiang, ”Asymmetric electromagnetic wave transmission of linear polarization via polarization conversion through chiral metamaterial structures,” Phys. Rev. B 85, 195131 (2012). [12] J. H. Shi, X. C. Liu, S. W. Yu, T. T. Lv, Z. Zhu, H. F. Ma, and T. J. Cui, ”Dual-band asymmetric transmission of linear polarization in bilayered chiral metamaterial,” Appl. Phys. Lett. 102, 191905 (2013). [13] Y. Ye and S. He, ”90#9702; polarization rotator using a bilayered chiral metamaterial with giant optical activity,” Appl.Phys. Lett. 96, 203501 (2010). [14] M. Mutlu and E. Ozbay, ”A transparent 90#9702; polarization rotator by combining chirality and electromagnetic wave tunneling,” Appl. Phys. Lett. 100, 051909 (2012). [15] K. Song, Y. H. Liu, Q. H. Fu, X. P. Zhao, C. R. Luo, and W. R. Zhu, ”90#9702; polarization rotator with rotation angle independent of substrate permittivity and incident angles using a composite chiral metamaterial,” Opt. Express 21, 7439#8211;7446 (2013). [16] J. K. Gansel, M. Thiel, M. S. Rill, M. Decker, K. Bade, V. Saile, G. V. Freymann, S. Linden, and M. Wegener,”Gold helix photonic metamaterial as broadband circular polarizer,” Science 325, 1513#8211;1515 (2009). [17] M. Mutlu, A. E. Akosman, A. E. Serebryannikov, and E. Ozbay, ”Asymmetric chiral metamaterial circular polarizer based on four U-shaped split ring resonators,” Opt. Lett. 36, 1653#8211;1655 (2011). [18] Y. Ye, X. Li, F. Zhuang, and S. W. Chang, ”Homogeneous circular polarizers using a bilayered chiral metamaterial,”Appl. Phys. Lett. 99, 031111 (2011). [19] Y. Zhao, M. A. Belkin, and A. Al`u, ”Twisted optical metamaterials for planarized ultrathin broadband circular polarizers,” Nat. Commun. 3, 870 (2012). [20] J. H. Shi, H. F. Ma, W. X. Jiang, and T. J. Cui, ”Multiband stereometamaterial-based polarization spectral filter,”Phys. Rev. B 86, 035103 (2012). [21] X. Ma, C. Huang, M. Pu, C. Hu, Q. Feng, and X. Luo, ”Multi-band circular polarizer using planar spiral metamaterial structure,” Opt. Express 20, 16050#8211;16058 (2012). [22] H. X. Xu, G. M. Wang, M. Q. Qi, T. Cai, and T. J. Cui, ”Compact dual-band circular polarizer using twisted Hilbert-shaped chiral metamaterial,” Opt. Express 21, 24912#8211;24921 (2013). [23] V. M. Shalaev, W. Cai, U. K. Chettiar, H. K. Yuan, A. K. Sarychev, V. P. Drachev, and A. V. Kildishev, ”Negative index of refraction in optical metamaterials,” Opt. Lett. 30, 3356#8211;3358 (2005). [24] J. B. Pendry, D. Schurig, and D. R. Smith, ”Controlling electromagnetic fields,” Science 312, 1780#8211;1782 (2006). [25] S. Zhang, F. Liu, T. Zentgraf, and J. Li, ”Interference-induced asymmetric transmission through a monolayer of anisotropic chiral metamaterials,” Phys. Rev. A 88, 023823 (2013).

3. 毕业设计（论文）进程安排

（1）12月20日前，完成文献查阅； （2）1月5日前，完成开题报告； （3）1月12日前，完成外文翻译； （4）3月10前，完成CST软件的操作的学习； （5）4月15日前，完成数值模拟工作； （6）5月10日前，完成绘图工作； （7）6月1日前，完成毕业论文的写作工作；