TY - Front. Phys. A1 - Meng-Yin Zhou, Lin Xu, Lu-Chan Zhang, Jiang Wu, Yan-Bo Li, Huan-Yang Chen T1 - Perfect invisibility concentrator with simplified material parameters Y1 - 2018-10-19 JF - Frontiers of Physics JO - Front. Phys. SP - 134101 EP - VL - 13 IS - 5 UR - https://journal.hep.com.cn/fop N1 - 10.1007/s11467-018-0764-4 ER -