TY - Front. Phys. A1 - Qiang Wu, Qing-Quan Chen, Bin Zhang, Jing-Jun Xu T1 - Terahertz phonon polariton imaging Y1 - 2013-04-01 JF - Frontiers of Physics JO - Front. Phys. SP - 217 EP - 227 VL - 8 IS - 2 UR - https://journal.hep.com.cn/fop N1 - 10.1007/s11467-013-0302-3 ER -