Ping Jiang, Kang Xie, Zhenhai Wu. Negative refraction effect in two dimensional square and hexagonal photonic crystal. In International Conference on Electronic and Mechanical Engineering and Information Technology, EMEIT 2011, Harbin, Heilongjiang, China, 12-14 August, 2011. pages 4421-4424, IEEE, 2011. [doi]
Abstract is missing.