谢丹，bat365官网登录入口副研究员，博士生导师。2001年博士毕业于电子科技大学微电子与固体电子学院，2001-2003年在清华大学材料系做博士后研究。2003年至今，在清华大学微电子所（现为bat365官网登录入口），从事教学科研工作。主要从事新型微纳电子关键材料、器件与系统研究工作。近年来，先后参加和承担国家重点研发计划、国家自然科学基金重点和面上项目、863计划、科技部国际合作项目、重大专项以及企事业单位委托项目等科研项目的研究工作。在二维薄膜材料的生长与表征、高性能器件的设计与制备、柔性化微纳电子器件的功能实现等方面具有丰富的研究经验，并取得了研究成果，已在Nature Nanotechnology、Nature communications、Advanced Materials、Advanced Functional Materials以及ACS Nano等国内外学术期刊及会议上发表SCI论文200余篇，获得国家发明专利20余项。曾获得“霍英东教育基金会高等院校青年教师资助”，教育部“新世纪优秀人才支持计划”，清华大学“学术新人奖”。

目前主要研究方向为新型微纳米电子材料与器件，具体包括：

1、基于二维材料的新型电子器件：利用二维材料（如石墨烯、硫化钼以及黑磷等）构建高迁移率、高开关比场效应晶体管器件，设计开发逻辑器件与电路，并提出器件柔性化关键技术；

2、基于二维材料及其复合结构的高性能光电器件：利用二维材料独特的光电特性实现高性能太阳能电池、光电探测器以及新型神经形态光电器件，揭示二维材料复合体系中光、电耦合新机制；

3、基于新型纳米复合结构的敏感器件：利用二维材料优异的物理、化学特性，研制基于二维材料及其复合结构的气体传感器、化学及生物传感器，阐明二维材料的敏感机制，探索其在柔性、可穿戴传感器领域的应用前景。

4、基于新型钙钛矿材料的X射线探测技术：研究大面积高质量新型钙钛矿单晶及薄膜材料的生长机理及制备方法，并探索将其应用于医疗成像及深空探测领域。

承担教学任务：本科生课程：《微纳电子材料器件分析技术》

研究生课程：《新型有机电子器件》

部分代表性成果：

[1] Xiangshun Geng, Yu-Ang Chen, Yuan-Yuan Li, Jun Ren, Guan-Hua Dun, Ken Qin, Zhu Lin, Jiali Peng, He Tian*, Yi Yang*, Dan Xie*, and Tian-Ling Ren*, Lead-Free Halide Perovskites for Direct X-Ray Detectors, Advance Science, 2023, 2300256.

[2] Xiangshun Geng, Peigen Zhang, Jun Ren, Guan-Hua Dun, Yuanyuan Li, Jialun Jin, Chaolun Wang, Xing Wu, Dan Xie*, He Tian*, Yi Yang*, Tian-Ling Ren*, Directly integrated mixed-dimensional van der Waals graphene/perovskite heterojunction for fast photodetection, InfoMat, 2022, 4, e12347.

[3] Huaipeng Wang, Zhifang Liu, Yilin Sun*, Xiaofan Ping, Jianlong Xu, Yingtao Ding, Haowen Hu, Dan Xie*, and Tianling Ren*, Anisotropic Electrical Properties of Aligned PtSe₂ Nanoribbon Arrays Grown by A Pre-Patterned Selective Selenization Process, Nano Research, 2022, 15, 4668-4676.

[4] Yilin Sun, Mingjie Li, Yingtao Ding*, Huaipeng Wang, Han Wang, Zhiming Chen, Dan Xie*, Programmable van-der-Waals heterostructure enabled optoelectronic synaptic floating-gate transistors with ultra-low energy consumption, InfoMat, 2022, 4, e12317.

[5] Yilin Sun, Yingtao Ding, Dan Xie*, Mixed-Dimensional Van der Waals Heterostructures Enabled Optoelectronic Synaptic Devices for Neuromorphic Applications, Advanced Functional Materials, 2021, 2105625.

[6] Mingxu Song, Yilin Sun*, Zhifang Liu, Bo Wei, Huaipeng Wang, Jiahui Yuan, Yabo Chen, Xiaokuo Yang*, Dan Xie*, Threshold voltage control of carbon nanotube-based synaptic transistors via chemical doping for plasticity modulation and symmetry improvement, Carbon, 2021, 184, 295-302.

[7] Yilin Sun, Yuxuan Lin, Ahmad Zubair, Dan Xie*, Tomas Palacios*, WSe₂/graphene heterojunction synaptic phototransistor with both electrically and optically tunable plasticity, 2D Materials, 2021, 8, 035034

[8] Yilin Sun, Yingtao Ding, Dan Xie*, et al., Optogenetics-Inspired Neuromorphic Optoelectronic Synaptic Transistors with Optically Modulated Plasticity, Advanced Optical Materials, 2021, 2002232.

[9] Zhifang Liu, Yilin Sun, Huaqiang Cao^*, Dan Xie^*, Wei Li, Jiaou Wang, Anthony K. Cheetham^*, Unzipping of black phosphorus to form zigzag-phosphorene nanobelts, Nature Communications, 2020, 11: 2917.

[10] Yilin Sun, Liu Qian, Dan Xie^*, et al.,Photoelectric Synaptic Plasticity Realized by 2D Perovskite, Advanced Functional Materials, 2019, 29: 1902538-1902538.

[11] Pengfei Yang, Zhepeng Zhang, Mengxing Sun, Feng Lin, Ting Cheng, Jianping Shi, Chunyu Xie, Yuping Shi, Shaolong Jiang, Yahuan Huan, Porun Liu, Feng Ding, Chunyang Xiong, Dan Xie^*, Yanfeng Zhang^*, Thickness Tunable Wedding-Cake-like MoS₂ Flakes for High-Performance Optoelectronics, ACS Nano, 2019, 3: 3649-3658.

[12] Weiwei Li, Ruosong Chen, Wenzhi Qi, Li Cai^*, Yilin Sun, Mengxing Sun, Chuang Li, Xiaokuo Yang, Lan Xiang, Dan Xie^*, Tianling Ren, Reduced Graphene Oxide/Mesoporous ZnO NSs Hybrid Fibers for Flexible, Stretchable, Twisted, and Wearable NO₂ E‑Textile Gas Sensor, ACS Sensors, 2019, 4: 2809-2818.

[13] Weiwei Li, Jiahui Guo, Li Cai^*,Wenzhi Qi, Yilin Sun, Jianlong Xu, Mengxing Sun, Hongwei Zhu, Lan Xiang, Dan Xie^*, Tianling Ren, UV light irradiation enhanced gas sensor selectivity of NO₂ and SO₂ using rGO functionalized with hollow SnO_2, Sensors and Actuators B: Chemical, 2019, 290: 443-452.

[14] Liu Qian, Yi-Lin Sun, Ming-Mao Wu, Chun Li, Dan Xie^*, Li-Ming Ding^*, Gao-Quan Shi^*, A lead-free two-dimensional perovskite for a high-performance flexible photoconductor and a light-stimulated synaptic device, Nanoscale, 2018, 10: 6837-6843.

[15] Mengxing Sun, Qiyi Fang, Zhepeng Zhang, Dan Xie^*, et al., All-inorganic perovskite nanowires–ingazno heterojunction for high-performance ultraviolet–visible photodetectors. ACS applied materials & interfaces, 2018, 10: 7231-7238.

[16] Mengxing Sun, Qiyi Fang, Dan Xie^*, et al., Heterostructured graphene quantum dot/WSe₂/Si photodetector with suppressed dark current and improved detectivity, Nano Research, 2018, 11: 3233-3243.

[17] Weiwei Li, Changjiu Teng, Yilin Sun, Li Cai*, Jianlong Xu, Mengxing Sun, Lan Xiang, Dan Xie*, Tianling Ren, Sprayed, Scalable, Wearable, and Portable NO₂ Sensor Array Using Fully Flexible AgNPs-All-Carbon Nanostructures, ACS applied materials & interfaces, 2018, 10: 34485-34493.

[18] Liu Qian, Yilin Sun, Mingmao Wu, Dan Xie^*, Liming Ding^*, Gaoquan Shi^*, A Solution-Processed High-Performance Phototransistor based on a Perovskite Composite with Chemically Modified Graphenes, Advanced Materials, 2017, 29: 1606175.

[19] Zhixin Li, Dan Xie^*, Ruixuan Dai, et al., High-performance heterogeneous complementary inverters based on n-channel MoS₂ and p-channel SWCNT transistors, Nano Research, 2017, 10: 276-283.

[20] Shan Chen, Changjiu Teng, Miao Zhang, Yingru Li, Dan Xie^*, Gaoquan Shi^*, A Flexible UV-Vis-NIR Photodetector based on a Perovskite/Conjugated-Polymer Composite, Advanced Materials, 2016, 28: 5969.