与中物院合作，在GaAs工艺上设计了一种新型人工表面等离激元（SSPP）波导，并应用于毫米波片上滤波器。已被IEEE Photonics Technology Letters录用。

Kai-Da Xu, Ying-Jiang Guo, Qian Yang, Yong-Liang Zhang, Xianjing Deng, Anxue Zhang, and Qiang Chen, “On-chip GaAs-based spoof surface plasmon polaritons at millimeter-wave regime,” IEEE Photonics Technology Letters, 2021. DOI: 10.1109/LPT.2021.3054962