TY - Front. Phys. A1 - NIU Yue-ping, QIAN Jun, FENG Xun-li, GONG Shang-qing T1 - Enhancement of Kerr nonlinearity and its application to entangled state discrimination Y1 - 2007-12-05 JF - Frontiers of Physics JO - Front. Phys. SP - 403 EP - 409 VL - 2 IS - 4 UR - https://journal.hep.com.cn/fop N1 - 10.1007/s11467-007-0051-2 ER -