本团队的研究方向，包括：

一、二维材料及其异质结的纳米光电性质；

二、纳米光电表征技术，包括：中红外纳米成像及光谱、纳米光电流技术等；

三、二维材料极化激元，包括石墨烯等离激元、声子极化激元、激子极化激元等。

科研成果包括：

Ni Zhang#, Weiwei Luo#, Lei Wang#, Jiang Fan, Wei Wu, Mengxin Ren, Xinzheng Zhang, Wei Cai*, and Jingjun Xu*, Strong in-plane scattering of acoustic graphene plasmons by surface atomic steps,  Nature Communications, 13, 983 (2022)

Weiwei Luo*, Alexey B. Kuzmenko, Jialin Qi, Ni Zhang, Wei Wu, Mengxin Ren, Xinzheng Zhang, Wei Cai*, and Jingjun Xu*, Nanoinfrared characterization of bilayer graphene conductivity under dual-gate tuning, Nano Letters, 21, 12, 5151 (2021)

Weiwei Luo, Margherita Boselli, Jean-Marie Poumirol, Ivan Ardizzone, Jérémie Teyssier, Dirk van der Marel, Stefa Gariglio, Jean-Marc Triscone, Alexey B. Kuzmenko*, High sensitivity variable-temperature infrared nanoscopy of conducting oxide, Nature Communications, 10, 2774 (2019)

Weiwei Luo, Wei Cai*, Yinxiao Xiang, Wei Wu, Bin Shi, Xiaojie Jiang, Ni Zhang, Mengxin Ren,  Xinzheng Zhang, and Jingjun Xu*. In-plane electrical connectivity and near-field concentration of isolated graphene resonators realized by ion beams, Advanced Materials, 29, 1701083 (2017)

Weiwei Luo, Wei Cai*, Wei Wu, Yinxiao Xiang, Mengxin Ren, Xinzheng Zhang, and Jingjun Xu*. Tailorable reflection of surface plasmons in defect engineered graphene, 2D Materials 3, 045001 (2016)