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任梦昕，博士生导师，天津市青年拔尖人才，天津市青年科技优秀人才，天津市 131 创新型人才，南开大学百名青年学术带头人。长期从事纳微尺度下弱光非线性效应及光调控应用的研究。曾获王大珩光学奖、饶毓泰基础光学奖、2012中国光学重要成果奖。在NatureCommun.,Adv. Mater.,Nano Lett.,Light: Sci. & Appl.等期刊上发表论文50余篇，授权专利15项，编撰中/英文专著2章节，多次受邀于国际学术会议进行邀请报告。承担多项国家级项目。
个人主页：https://physics.nankai.edu.cn/rmx/main.htm
主持及参与的项目包括：
• 国家重点研发计划青年项目
• 国家重点研发计划子课题
• 国家重大研究计划培育项目
• 国家重大研究计划重点项目
• 国家自然科学基金面上项目
• 南开大学百名青年学科带头人培养计划
• 国家自然科学基金青年基金项目 (结题)
• 教育部博士点基金新教师类 (结题)
• 中国博士后科学基金面上资助—一等资助 (结题)
• 自然科学基金中英合作与交流项目 (结题)
[2] Shengchao Gong, Yilin Meng, Chenxiong Wang, Yiran Chen, Xiangqian Meng, Wei Wu, Wei Cai, Mengxin Ren*, Jingjun Xu*, Full-Stokes polarimetry based on rotating metasurfaces. Appl. Phys. Lett., 120, 051110 (2022).
[3] Ni Zhang#, Weiwei Luo#, Lei Wang#, Jiang Fan, Wei Wu, Mengxin Ren, Xinzheng Zhang, Wei Cai*, Jingjun Xu*,Strong in-plane scattering of acoustic graphene plasmons by surface atomic steps. Nat. Commun., 13, 983 (2022).
[4] Xiaojie Jiang, Weiwei Luo*, Ni Zhang, Jiang Fan, Lei Wang, Yinxiao Xiang, Yao Lu, Zenghong Ma, Mengxin Ren, Xinzheng Zhang, Wei Cai*, Jingjun Xu*, In-plane reflection phase engineering of graphene plasmons realized by electronic boundary design at the nanoscale. AIP Adv., 12, 015108 (2022).
[5] Junjun Ma, Fei Xie, Weijin Chen, Jiaxin Chen, Wei Wu, Wei Liu, Yuntian Chen, Wei Cai, Mengxin Ren*, Jingjun Xu*. Nonlinear lithium niobate metasurfaces for second harmonic generation. Laser Photonics Rev., 15, 2000521 (2021).
[6] Jinchao Liu#, Di Zhang#, Dianqiang Yu, Mengxin Ren*, Jingjun Xu*. Machine learning powered ellipsometry. Light: Sci. & Appl., 10, 55 (2021).
[7] Jiaxin Chen#, Lishuan Wang#, Wei Wu, Wei Cai, Huasong Liu*, Mengxin Ren*, Jingjun Xu*. Topologically enhanced circular dichroism from metasurfaces. Phys. Rev. Appl., 16(3), L031001 (2021).
[8] 高博锋，任梦昕*，郑大怀，兀伟，蔡卫，孙军，孔勇发*，许京军*。铌酸锂的耄耋之路：历史与若干进展。人工晶体学报，50, 1183 (2021).
[9] Shengchao Gong, Mengxin Ren*, Wei Wu, Wei Cai, And Jingjun Xu*. Optically addressed spatial light modulator based on nonlinear metasurface. Photonics Res., 9, 610 (2021).
[10] Bofeng Gao, Mengxin Ren*, Wei Wu, Wei Cai, JingJun Xu*. Electro-optic lithium niobate metasurfaces. Sci. China-Phys. Mech. Astron., 64, 240362 (2021).
[11] Weiwei Luo*, Alexey B. Kuzmenko, Jialin Qi, Ni Zhang, Wei Wu, Mengxin Ren, Xinzheng Zhang, Wei Cai*, Jingjun Xu*. Nanoinfrared characterization of bilayer graphene conductivity under dual-gate tuning. Nano Lett., 21, 5151 (2021).
[12] Xiaomin Zhao#, Chenglin Du#, Rong Leng#, Li Li, Weiwei Luo, Wei Wu, Yinxiao Xiang, Mengxin Ren, Xinzheng Zhang, Wei Cai*, Jingjun Xu*. Linewidth narrowing of aluminum breathing plasmon resonances in Bragg grating decorated nanodisks. Nanoscale Adv., 3, 4286-4291 (2021).
[13] Jiayi Wang, Yang Liu, Donghao Yang, Zhichan Hu, Xinzheng Zhang*, Shiqi Xia, Daohong Song, Mengxin Ren, Shaohua Gao, Ride Wang*, Zhigang Chen*, and Jingjun Xu, Tunable terahertz topological edge and corner states in designer surface plasmon crystals, Opt. Express 29, 19531-19539 (2021).
[14] Fei Xie, Mengxin Ren*, Wei Wu, Dianqiang Yu, Wei Cai, Jingjun Xu*. Phase-transition optical activity in chiral metamaterials. Phys. Rev. Lett., 125, 237401 (2020).
[15] Mengxin Ren*, Wei Cai*, Jingjun Xu*. Tailorable dynamics in nonlinear optical metasurfaces. Adv. Mater., 32, 1806317 (2020).
[16] Junjun Ma#, Jiaxin Chen#, Mengxin Ren*, Wei Wu, Wei Cai*, Jingjun Xu*. Second harmonic generation and its nonlinear depolarization from lithium niobate thin films. Opt. Lett., 45, 145 (2020).
[17] Yang Liu, Xiaodan Xu, Donghao Yang, Xinzheng Zhang*, Mengxin Ren, Nan Gong, Wei Cai*, Faheem Hassan, Zhimao Zhu, Irena Drevenšek-Olenik, Romano A. Rupp, and Jingjun Xu*. Multifunctional and tunable trigate graphene metamaterial with “Lakes of Wada” topology. Opt. Express, 28, 24772-24788 (2020).
[18] Li Li, Daping Zhao, Jiang Fan, Rong Huang, Wei Wu*, Mengxin Ren*, Xinzheng Zhang, Wei Cai*, Jingjun Xu. Unveiling breathing plasmon modes in aluminum metal–insulator–metal cavities by cathodoluminescence. J. Opt., 22, 035003 (2020).
[19] Li Li, Lei Wang, Chenglin Du, Zhongyuan Guan, Yinxiao Xiang, Wei Wu, Mengxin Ren, Xinzheng Zhang, Aiwei Tang, Wei Cai*, Jingjun Xu*. Ultrastrong coupling of CdZnS/ZnS quantum dots to bonding breathing plasmons of aluminum metal–insulator–metal nanocavities in near-ultraviolet spectrum. Nanoscale, 12, 3112 (2020).
[20] Fei Xie#, Wei Wu#, Mengxin Ren*, Wei Cai, Jingjun Xu*. Lattice collective interaction engineered optical activity in metamaterials. Adv. Opt. Mater., 8, 1901435 (2020).
[21] Bofeng Gao, Mengxin Ren*, Wei Wu, Hui Hu, Wei Cai, Jingjun Xu*. Lithium niobate metasurfaces. Laser Photonics Rev., 13, 1800312 (2019).
[22] Xiaodan Xu, Cong Wang, Yang Liu, Xiaofeng Wang, Nan Gong, Zhimao Zhu, Bin Shi,* Mengxin Ren*, Wei Cai, Romano A. Rupp, Xinzheng Zhang*, Jingjun Xu. A graphene P–N junction induced by single-gate control of dielectric structures. J. Mater. Chem. C, 7, 8796 (2019).
[23] Junfang Xie, Di Zhang, Xiaoqing Yan, Mengxin Ren, Xin Zhao, Fang Liu, Ruoxuan Sun, Xiaokuan Li, Zhi Li, Shuqi Chen, Zhibo Liu, Jian-guo Tian. Optical properties of chemical vapor deposition-grown PtSe2 characterized by spectroscopic ellipsometry, 2D Mater., 6, 035011 (2019).
[24] Yinxiao Xiang, Sergiu Amarie, Wei Cai*, Weiwei Luo, Wei Wu, Mengxin Ren, Xinzheng Zhang, Jingjun Xu*. Real-space mapping of mid-infrared near-field of Yagi-Uda antenna in the emission mode. Opt. Express, 27, 5884 (2019).
[25] Ni Zhang, Xiaojie Jiang, Jiang Fan, Weiwei Luo, Yinxiao Xiang, Wei Wu, Mengxin Ren*, Xinzheng Zhang, Wei Cai*, Jingjun Xu*. Experimental observed plasmon near-field response in isolated suspended graphene resonators. Nanotechnology, 30, 505201 (2019).
[26] Di Zhang, Mengxin Ren*, Wei Wu, Ninghui Gao, Xuanyi Yu, Wei Cai*, Xinzheng Zhang, Jingjun Xu*. Nanoscale beam splitters based on gradient metasurfaces. Opt. Lett., 43, 267~270 (2018).
[27] Xiaojie Jiang, Wei Cai*, Weiwei Luo, Yinxiao Xiang, Ni Zhang, Mengxin Ren*, Xinzheng Zhang, Jingjun Xu*. Near-field imaging of graphene triangles patterned by helium ion lithography. Nanotechnology, 29, 385205 (2018).
[28] Ninghui Gao#, Di Zhang#, Mengxin Ren*, Wei Wu, Wei Cai*, Xinzheng Zhang, Jingjun Xu*. Ultra-dispersive anomalous diffraction from Pancharatnam- Berry metasurfaces. Appl. Phys. Lett., 113, 113103 (2018).
[29] Shanshan Yang, Yudan Su, Ying Xu, Qiong Wu, Yuanbo Zhang, Markus B. Raschke, Mengxin Ren, Yan Chen, Jianlu Wang, Wanlin Guo, Y. Ron Shen, Chuanshan Tian*. Mechanism of electric power generation from ionic droplet motion on polymer supported graphene. J. Am. Chem. Soc., 140, 13746~13752 (2018).
[30] Li Li, Wei Cai*, Chenglin Du, Zhongyuan Guan, Yinxiao Xiang, Zenghong Ma, Wei Wu, Mengxin Ren, Xinzheng Zhang, Aiwei Tang, Jingjun Xu*, Cathodoluminescence nanoscopy of open single-crystal aluminum plasmonic nanocavities. Nanoscale, 10, 22357~22361 (2018).
[31] Chenglin Du, Wei Cai,* Wei Wu, Li Li, Yinxiao Xiang, Mengxin Ren, Xinzheng Zhang, Jingjun Xu*. Evolution and coupling of plasmonic modes in single-crystal aluminum nanoridge antennas. ACS Photon., 5, 2983~2989 (2018).
[32] Yiheng Yin, Yanxiong Niu, Mengxin Ren, Wei Wu, Weisheng Zhao, Jiang Nan, Zhenyi Zheng, Yue Zhang, Ming Ding. Strain sensing based on a microbottle resonator with cleaned-up spectrum. Opt. Lett., 43, 4715~4718 (2018).
[33] Xiaodan Xu, Bin Shi*, Xinzheng Zhang*, Yang Liu, Wei Cai, Mengxin Ren, Xiaojie Jiang, Romano Rupp, Qiang Wu, Jingjun Xu*. Laser direct writing of graphene nanostructures beyond the diffraction limit by graphene oxidation. Opt. Express, 26, 20726~20734 (2018).
[34] Lingxiao Chen, Youying Rong, Mengxin Ren, Wei Wu, Mengyao Qin, Chengda Pan, Qiang Ma, Shikang Liu, Botao Wu,*, E. Wu,*, Jingjun Xu, Heping Zeng. Selective polarization modification of upconversion luminescence of NaYF4:Yb3+,Er3+ nanoparticles by plasmonic nanoantenna arrays. J. Phys. Chem. C, 122, 15666~15672 (2018).
[35] Mengxin Ren*, Wei Wu, Wei Cai, Biao Pi, Xinzheng Zhang, Jingjun Xu*. Reconfigurable metasurfaces that enable light polarization control by light. Light: Sci. & Appl., 6, e16254 (2017).
[36] Zenghong Ma, Wei Cai*, Yinxiao Xiang, Mengxin Ren*, Xinzheng Zhang, Jingjun Xu*. Dynamic spontaneous emission control of an optical emitter coupled to plasmons in strained graphene, Opt. Express, 25, 23070~23081 (2017).
[37] Zenghong Ma, Wei Cai*, Lei Wang, Yinxiao Xiang, Mengxin Ren*, Xinzheng Zhang, Jingjun Xu*. Unidirectional excitation of graphene plasmons in Au-graphene composite structures by a linearly polarized light beam, Opt. Express, 25, 4680~4687 (2017).
[38] Chenglin Du, Wei Cai*, Wei Wu, Yinxiao Xiang, Lei Wang, Mengxin Ren, Xinzheng Zhang, Jingjun Xu*. Unveiling quasi-dark surface plasmon modes in Au nanoring cavities by cathodoluminescence, Sci. Rep., 7, 1402 (2017).
[39] Weiwei Luo, Wei Cai*, Yinxiao Xiang, Wei Wu, Bin Shi, Xiaojie Jiang, Ni Zhang, Mengxin Ren, Xinzheng Zhang, Jingjun Xu*. In-plane electrical connectivity and near-field concentration of isolated graphene resonators realized by ion beams. Adv. Mater., 29, 1701083 (2017).
[40] Zenghong Ma, Wei Cai*, Lei Wang, Chenlin Du, Weiwei Luo, Linyu Niu, Shuqing Xue, Mengxin Ren*, Xinzheng Zhang, Jingjun Xu*. Nonlocal immunized mid-infrared magnetic hot spots in graphene junctions. Plasmonics, 11, 1481~1486 (2016).
[41] Weiwei Luo, Wei Cai*, Wei Wu, Yinxiao Xiang, Mengxin Ren, Xinzheng Zhang, Jingjun Xu*. Tailorable reflection of surface plasmons in defect engineered graphene, 2D Mater., 3, 045001-1~045001-7 (2016).
[42] Bin Shi, Wei Cai, Xinzheng Zhang*, Yinxiao Xiang, Yu Zhan, Juan Geng, Mengxin Ren, Jingjun Xu*. Tunable band-stop filters for graphene plasmons based on periodically modulated graphene, Sci. Rep., 6, 26796-1~26796-7 (2016).
[43] Junku Liu*, Qunqing Li*, Mo Chen, Mengxin Ren, Lihui Zhang, Lin Xiao, Kaili Jiang, Shoushan Fan. Dielectric-like behavior of graphene in au plasmon resonator. Nanoscale Res. Lett., 11, 541 (2016).
[44] Weiwei Luo, Wei Cai*, Yinxiao Xiang, Lei Wang, Mengxin Ren*, Xinzheng Zhang, Jingjun Xu*. Flexible modulation of plasmon-induced transparency in a strongly coupled graphene grating-sheet system, Opt. Express, 24, 5784~5793 (2016).
[45] Wei Wu, Mengxin Ren*, Biao Pi, Wei Cai*, Jingjun Xu*. Displacement sensor based on plasmonic slot metamaterials. Appl. Phys. Lett., 108, 073106-1~073106-4 (2016).
[46] Mengxin Ren, Mo Chen, Wei Wu, Lihui Zhang, Junku Liu, Biao Pi, Xinzheng Zhang, Qunqing Li*, Shoushan Fan*, Jingjun Xu*. Linearly polarized light emission from quantum dots with plasmonic nanoantenna arrays. Nano Lett., 15, 2951 (2015).
[47] Wei Wu, Mengxin Ren*, Biao Pi, Wei Cai*, Jingjun Xu*. Scaffold metamaterial and its application as strain sensor. Appl. Phys. Lett., 107, 091104-1~091104-3 (2015).
[48] Yu-e Wu, Mengxin Ren*, Zhenhua Wang, Wenhua Li, Qiang Wu, Sanming Yi, Xinzheng Zhang*, Jingjun Xu. Optical nonlinear dynamics in ZnS from femtosecond laser pulses, AIP Advances, 4, 057107-1~057107-7 (2014).
[49] Chongpei Pan, Mengxin Ren*, Qunqing Li*, Shoushan Fan, Jingjun Xu*. Broadband asymmetric transmission of optical waves from spiral plasmonic metamaterials. Appl. Phys. Lett., 104, 121112-1~121112-3 (2014).
[50] Mengxin Ren, Chongpei Pan, Qunqing Li*, Wei Cai, Xinzheng Zhang*, Qiang Wu, Shoushan Fan*, Jingjun Xu*. Isotropic spiral plasmonic metamaterial for sensing large refractive index change. Opt. Lett., 38, 3133-6 (2013).
[51] Junku Liu, Qunqing Li*, Mengxin Ren, Lihui Zhang, Mo Chen, Shoushan Fan. Graphene as discharge layer for electron beam lithography on insulating substrate. Appl. Phys. Lett., 103, 113107 (2013).
[52] 任梦昕，许京军*。表面等离子体激元增强非线性的原理及应用。激光与光电子学进展, 50, 080002 (2013).
[53] Mengxin Ren, Eric Plum*, Jingjun Xu, Nikolay I. Zheludev*. Giant nonlinear optical activity in a plasmonic metamaterial. Nat. Commu., 3, 833 (2012).
[54] Mengxin Ren, Baohua Jia, Jun-Yu Ou, Eric Plum*, Jianfa Zhang, Kevin F. MacDonald, Andrey E. Nikolaenko, Jingjun Xu, Min Gu, Nikolay I. Zheludev*. Nanostructured plasmonic medium for terahertz bandwidth all-optical switching. Adv. Mater., 23, 5540~4 (2011).
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