journal articles

I currently have 5 peer reviewed publications, 2 of which I am the 1st author and all of which I am the 1st student author.

• WU LT, ZHANG XZ, MING KANG, et al. Broken phase of parity-time symmetry enables efficient superluminal pulse transmission [J]. OPTICS EXPRESS, 2024, 32(24): 42489-99.[DOI] [PDF]
• WU LT, ZHANG XZ, GUO TJ, et al. Superluminality in parity-time symmetric Bragg gratings [J]. PHYSICA SCRIPTA, 2024, 99(8): 085544.[DOI] [PDF]
• ZHANG XZ, WU LT, LUO RZ, et al. Higher-order exceptional points using lossfree negative-index materials [J]. PHYSICA SCRIPTA, 2023, 98(9): 095511.[DOI] [PDF]
• WU LT, ZHANG XZ, LUO RZ, et al. Non-Hermitian guided modes and exceptional points using loss-free negative-index materials [J]. OPTICS EXPRESS, 2023, 31(9): 14109-18.[DOI] [PDF]
• ZHANG XZ, LUO RZ, CHEN J. Revisit the Poynting vector in PT-symmetric coupled waveguides [J]. OPTICS EXPRESS, 2022, 30(21): 38753-63.[DOI] [PDF]