研究概述

主要从事二维材料物理化学研究，致力于发展“后摩尔时代”二维电子材料与器件，创制出性能超越硅基的铋基二维材料与晶体管器件，揭示了新奇量子霍尔效应及表界面调控行为，实现了晶圆级二维电子材料规模化制备及装备研制，部分产品已应用，推动了物理化学与材料科学、电子信息等学科交叉融合发展。主要研究方向如下：二维材料的表界面生长与调控；二维电子器件技术；三维异质集成技术；二维功能薄膜与应用（电镜载网、分离膜、传感器等）。

Research Overview

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晶圆级二维材料的设计与智能制造

Design and Intelligent Manufacturing of Wafer-Scale Two-Dimensional Materials

基于团队前期开发的高迁移率铋基二维半导体Bi2O2Se（Nature Nanotech. 2017）、超平整氮化硼介电层（Nature Mater. 2024）及电子级石墨烯单晶晶圆（Sci. Bull. 2019）等制备技术，发展晶圆级二维材料的智能化制造方法与装备，实现在工业衬底上新型二维电子材料的可控、批量制备，为后摩尔时代新器件及应用开发奠定材料基础。

Based on the high mobility bismuth based two-dimensional semiconductor Bi₂O₂Se (Nature Nanotech. 2017), ultra flat boron nitride dielectric layer (Nature Mater. 2024), and electronic grade graphene single crystal round (Sci. Bull. 2019) developed by the team in the early stage, intelligent manufacturing methods and equipment for wafer level two-dimensional materials are developed to achieve controllable and batch preparation of new two-dimensional electronic materials on industrial substrates, laying a material foundation for the development of new devices and applications in the post Moore era.

代表性出版物

Representative publications

Jinxiong Wu#, Hongtao Yuan#, Mengmeng Meng, Cheng Chen, Yan Sun, Zhuoyu Chen, Wenhui Dang, Congwei Tan, Yujing Liu, Jianbo Yin, Yubing Zhou, Shaoyun Huang, H. Q. Xu, Yi Cui, Harold Y. Hwang, Zhongfan Liu, Yulin Chen, Binghai Yan, Hailin Peng*. High electron mobility and quantum oscillations in non-encapsulated ultrathin semiconducting Bi₂O₂Se. Nature Nanotechnology 2017, 12, 530–534.
Yani Wang#, Chao Zhao#, Xin Gao#, Liming Zheng#, Jun Qian, Xiaoyin Gao, Jiade Li, Junchuan Tang, Congwei Tan, Jiahao Wang, Xuetao Zhu, Jiandong Guo, Zhongfan Liu, Feng Ding*, Hailin Peng*. Ultraflat single-crystal hexagonal boron nitride for wafer-scale integration of a 2D-compatible high-κ metal gate. Nature Materials 2024, 23, 1495.
Bing Deng, Zhaowei Xin, Ruiwen Xue, Shishu Zhang, Xiaozhi Xu, Jing Gao, Jilin Tang, Yue Qi, Yani Wang, Yan Zhao, Luzhao Sun, Huihui Wang, Kaihui Liu, Mark H. Rummeli, Lu-Tao Weng, Zhengtang Luo, Lianming Tong, Xinyu Zhang, Changsheng Xie, Zhongfan Liu*, Hailin Peng*. Scalable and ultrafast epitaxial growth of single-crystal graphene wafers for electrically tunable liquid-crystal microlens arrays. Science Bulletin 2019, 64, 659–668.

表界面结构与物性精确探测与调控

Precise Detection and Regulation of Surface/Interface Structures and Physical Properties

依托团队在低维材料表界面结构物性表征、量子调控与拓扑电子/声子探测（Nature Mater. 2010； Nature Chem. 2012； Nature Nanotech. 2024； PRL 2023—2026）方面的研究积累，开发表界面结构、电子与声子等的新型探测方法，开展多物理场（力、电、光、热等）下低维材料表界面原子结构的原位动态表征，研究表界面结构与物性的构效关系以及新奇量子效应，实现表界面电子结构调控与异质界面热管理。

基于前期发展的石墨烯电镜载网技术及冷冻电镜成像基础（Adv. Mater. 2017; Nature Methods 2023；Nature Commun. 2025），拟攻克冷冻电镜载网中蛋白大分子、光刻胶聚合物的界面取向吸附及电子辐照稳定性等难题，解析小蛋白和光刻胶分子的高分辨三维结构及界面行为，并推动新型冷冻电镜载网的国产化替代。

Based on the research accumulation of the team in the characterization of physical properties, quantum control, and topological electron/phonon detection of low dimensional material surface and interface structures (Nature Mater. 2010; Nature Chem. 2012; Nature Nanotech. 2024; PRL 2023-2026), new detection methods for surface and interface structures, electrons, and phonons will be developed. In situ dynamic characterization of atomic structures at low dimensional material surface and interface under multiple physical fields (force, electricity, light, heat, etc.) will be carried out to study the structure-activity relationship between surface and interface structures and physical properties, as well as novel quantum effects, to achieve surface and interface electronic structure control and heterogeneous interface thermal management.

Based on the advanced graphene electron microscopy network technology and cryo electron microscopy imaging foundation (Adv. Mater. 2017; Nature Methods 2023; Nature Commun. 2025), we aim to overcome the challenges of interface orientation adsorption and electron irradiation stability of protein macromolecules and photoresist polymers in cryo electron microscopy networks, analyze the high-resolution three-dimensional structure and interface behavior of small proteins and photoresist molecules, and promote the localization and replacement of new cryo electron microscopy networks.

代表性出版物

Representative publications

Hailin Peng†, Keji Lai†, Desheng Kong, Stefan Meister, Yulin Chen, Xiao-Liang Qi, Shou-Cheng Zhang, Zhi-Xun Shen, Yi Cui*. Aharonov-Bohm Interference in Topological Insulator Nanoribbons. Nature Materials 2010, 9(3), 225–229.
Hailin Peng*, Wenhui Dang, Jie Cao, Yulin Chen, Di Wu, Wenshan Zheng, Hui Li, Zhi-Xun Shen, Zhongfan Liu. Topological insulator nanostructures for near-infrared transparent flexible electrodes. Nature Chemistry 2012, 4, 281–286.
Jingyue Wang#, Junwei Huang#, Daniel Kaplan#, Xuehan Zhou#, Congwei Tan#, Jing Zhang, Gangjian Jin, Xuzhong Cong, Yongchao Zhu, Xiaoyin Gao, Yan Liang, Huakun Zuo, Zengwei Zhu, Ruixue Zhu, Ady Stern, Hongtao Liu, Peng Gao, Binghai Yan*, Hongtao Yuan*, Hailin Peng*. Even-integer quantum Hall effect in an oxide caused by a hidden Rashba effect. Nature Nanotech. 2024, 19, 1452–1459.
Jiade Li#, Jiangxu Li#, Jilin Tang#, Zhiyu Tao, Siwei Xue, Jiaxi Liu, Hailin Peng*, Xing-Qiu Chen*, Jiandong Guo*, Xuetao Zhu*. Direct Observation of Topological Phonons in Graphene. Phys. Rev. Lett. 2023, 131, 116602.
Jiade Li#, Jilin Tang#, Zhiyu Tao, Ruochen Shi, Xin Gao, Siwei Xue, Xiaoyin Gao, Weiyu Sun, Guangyao Miao, Zhibin Su, Xiongfei Shi, Shiqi Hu, Ruilin Mao, Xiaowen Zhang, Peiyi He, Weihua Wang, Peng Gao, Hailin Peng*, Chao Lian*, Jiandong Guo*, Xuetao Zhu*. Nonadiabatic Renormalization of the Phonon Dispersion in Monolayer and Bilayer Graphene. Phy. Rev. Lett. 2025, 135, 026204.
Qijia Xu#, Jingyue Wang#, Junwei Huang#, Yufei Zhao#, Weiyu Sun, Xuzhong Cong, Huakun Zuo, Zengwei Zhu, Congwei Tan, Hongtao Liu, Binghai Yan*, Hongtao Yuan*, Hailin Peng*. Field-Effect-Tunable Even-Odd Transition of Quantum Hall States in a Rashba System. Phy. Rev. Lett. 2025, 135, 246302.
Jianfei Xiao#, Yiwen Ma#, Congwei Tan#, *, Kui Zhao, Yunteng Shi, Bingbing Tong, Peiling Li, Ziwei Dou, Xiaohui Song, Guangtong Liu, Jie Shen, Zhaozheng Lyu, Li Lu*, Hailin Peng*, and Fanming Qu*. Quantized conductance in a CVD-grown nanoribbon with hidden Rashba effect. Phys. Rev. Lett. 2026, 136, 046302.

三维异质集成器件的构筑与调控

Fabrication and Modulation of Three-Dimensional Heterogeneous Integrated Devices

利用团队在铋基二维半导体与高κ栅介质集成（Nature Mater. 2023；Nature Electron. 2020；Nature Electron. 2022）及其高性能二维鳍式晶体管、二维环栅晶体管（Nature 2023；Naure Mater. 2025）等方面的技术积累，发展晶圆级三维异质集成方法，融合多种低维功能材料（存储、计算、热管理、隔离层等），实现高能效三维异质集成器件的构筑与性能调控。

Utilizing the team's technological accumulation in the integration of bismuth based two-dimensional semiconductors with high kappa gate dielectrics (Nature Mater. 2023; Nature Electron. 2020; Nature Electron. 2022) and their high-performance two-dimensional fin transistors and two-dimensional ring gate transistors (Nature 2023; Naure Material. 2025), we will develop wafer level three-dimensional heterogeneous integration methods, integrate various low dimensional functional materials (storage, computing, thermal management, isolation layers, etc.), and achieve the construction and performance control of high-efficiency three-dimensional heterogeneous integrated devices.

代表性出版物

Representative publications

Congcong Zhang#, Teng Tu#, Jingyue Wang#, Yongchao Zhu#, Congwei Tan, Liang Chen, Mei Wu, Ruixue Zhu, Yizhou Liu, Huixia Fu, Jia Yu, Yichi Zhang, Xuzhong Cong, Xuehan Zhou, Jiaji Zhao, Tianran Li, Zhimin Liao, Xiaosong Wu, Keji Lai, Binghai Yan, Peng Gao, Qianqian Huang, Hai Xu, Huiping Hu, Hongtao Liu, Jianbo Yin#, Hailin Peng*.Single-crystalline van der Waals layered dielectric with high dielectric constant. Nature Materials 2023, 22, 832.
Yichi Zhang, Jia Yu, Ruixue Zhu, Mengdi Wang, Congwei Tan, Teng Tu, Xuehan Zhou, Congcong Zhang, Mengshi Yu, Xiaoyin Gao, Yufei Wang, Hongtao Liu, Peng Gao, Keji Lai, Hailin Peng*. A single-crystalline native dielectric for two-dimensional semiconductors with an equivalent oxide thickness below 0.5 nm. Nature Electronics 2022, 5, 643.
Tianran Li#, Teng Tu#, Yuanwei Sun, Huixia Fu, Jia Yu, Lei Xing, Ziang Wang, Huimin Wang, Rundong Jia, Jinxiong Wu, Congwei Tan, Yan Liang, Yichi Zhang, Congcong Zhang, Yumin Dai, Chenguang Qiu, Ming Li, Ru Huang, Liying Jiao, Keji Lai, Binghai Yan, Peng Gao, Hailin Peng*. A native oxide high-κ gate dielectric for two-dimensional electronics. Nature Electronics 2020, 3, 473.
Congwei Tan#, Mengshi Yu#, Junchuan Tang#, Xiaoyin Gao#, Yuling Yin, Yichi Zhang, Jingyue Wang, Xinyu Gao, Congcong Zhang, Xuehan Zhou, Liming Zheng, Hongtao Liu, Kaili Jiang, Feng Ding, Hailin Peng*. 2D fin field-effect transistors integrated with epitaxial high-k gate oxide. Nature 2023, 616, 66.
Junchuan Tang#, Jianfeng Jiang#, Xiaoyin Gao#, Xin Gao#, Chenxi Zhang, Mengdi Wang, Chengyuan Xue, Zhongrui Li, Yulin Yin, Congwei Tan*, Feng Ding, Chenguang Qiu*, Lian-Mao Peng, Hailin Peng*. Low-power 2D gate-all-around logics via epitaxial monolithic 3D integration. Nature Materials 2025, 24, 519.

高能效二维存算一体芯片与系统

Energy-Efficient 2D Compute-in-Memory Chips and Systems

立足最新发现的铋基二维铁电氧化物及其超低电压、高耐久二维铁电晶体管技术（Science 2026），探索和发现适用于存算一体架构的高能效新材料体系，突破低维存算一体材料的可控制备与界面调控方法，设计并开发面向边缘智能的低维存算一体芯片与系统，并探索其性能极限与能效边界。

Based on the latest discovery of bismuth based two-dimensional ferroelectric oxides and their ultra-low voltage, high durability two-dimensional ferroelectric transistor technology (Science 2026), we explore and discover high-energy efficient new material systems suitable for storage and computing integrated architectures, break through the controllable preparation and interface tuning methods of low dimensional storage and computing integrated materials, design and develop low dimensional storage and computing integrated chips and systems for edge intelligence, and explore their performance limits and energy efficiency boundaries.

代表性出版物

Representative publications

Qinci Wu#, Zhongrui Li#, Bingchen Han#†, Weiyu Sun#, Qinyun Liu#, Chengyuan Xue#, Hyeonhu Bae, Mengdi Wang, Boyang Fu, Jun Qian, Yongchao Zhu, Yu Sun, Tingkai Feng, Xin Gao, Xuzhong Cong, Wanqing Liu, Yunan Gao, Binghai Yan, Congwei Tan, Hongtao Liu*, Hailin Peng*. Wafer-scale ultrathin and uniform van der Waals ferroelectric oxide. Science 2026, 391, eadz1655