刘磊

博士、特聘研究员


材料科学与工程系特聘研究员
中组部“青年千人计划”入选者


联系电话:
电子邮箱:leiliu1@pku.edu.cn
个人主页:



教育研究经历:


2017.08 – 至今      特聘研究员,博士生导师,工学院材料科学与工程系
2015.06 – 2017.08    博士后,美国西北大学物理和天文系 合作导师:Dr. Nathanial Stern
2012.03 – 2015.05    博士后,美国田纳西大学诺克斯维尔分校 合作导师:Dr. Gong Gu
2006.09 – 2012.07    理学博士 中国科学院物理研究所 导师:王恩哥 院士
2002.09 – 2006.06    理学学士 武汉大学物理科学与技术学院

 

研究方向:


低维材料物理与新型光电功能器件

1)二维材料异质外延结构的可控制备及物性研究
2)二维晶体的新型光电功能器件: 手性分辨的光电探测器件、发光晶体管
3)离子栅微纳电子学研究及传感器件
 

研究成果:


致力于从原子尺度级别出发设计、构建基于低维材料的新型纳米结构,包括可控生长及机理研究,原子分辨尺度上的结构和特性表征,以及新型光电功能器件的研制。相关工作发表在Science、 Nat. Commun.、PNAS、Adv. Mater.、ACS Nano、Nano Lett.等国际重要学术期刊上。多项工作被媒体报道和期刊高亮评论(NPGAsia Materials、Science  Daily、the Engineer、Phys.org等)。

 

代表性论文:


1.    Lei Liu, Jewook Park, David A. Siegel, Kevin F. McCarty, Kendal W. Clark, Wan Deng, Leonardo Basile, Juan Carlos Idrobo, An-Ping Li, and Gong Gu, “Heteroepitaxial Growth of Two-Dimensional Hexagonal Boron Nitride Templated by Graphene Edges”, Science 343, 163 (2014).
2.    Lei Liu, David A. Siegel, Wei Chen, Peizhi Liu, Junjie Guo, Gerd Duscher, Chong Zhao, Hao Wang, Wenlong Wang, Xuedong Bai, Kevin F. McCarty, Zhenyu Zhang, and Gong Gu, “An Unusual Role of Epilayer-Substrate Interactions in Determining Orientational Relations in van der Waals Epitaxy”, Proc. Natl. Acad. Sci. U.S.A. 111, 16670 (2014).
3.    Jewook Park, Jaekwang Lee, Lei Liu, Kendal Clark, Corentin Durand, Changwon Park, Bobby Sumpter, Arthur Baddorf, Ali Mohsin, Mina Yoon, Gong Gu, and An-Ping Li, “Spatially Resolved One-Dimensional Boundary States in Graphene-Hexagonal Boron Nitride Planar Heterostructures”, Nat. Commun. 5, 5403 (2014).
4.    Ali Mohsin, Lei Liu, Peizhi Liu, Wan Deng, Ilia N Ivanov, Guoliang Li, Ondrej E Dyck, Gerd Duscher, John R Dunlap, Kai Xiao, and Gong Gu, “Synthesis of millimeter-size hexagon-shaped graphene single crystals on resolidified copper”, ACS Nano 7, 8924 (2013).
5.    Lei Liu, Yingli Zhang, Wenlong Wang, Changzhi Gu, Xuedong Bai, and Enge Wang, “Nanosphere lithography for the fabrication of ultranarrow graphene nanoribbons and on-chip bandgap tuning of graphene” Adv. Mater. 23, 1246 (2011) (Highlighted in NPG Asia Materials with the title of “Graphene: Ribbons from spheres”)
6.    Lei Liu, Donglin Xie, Muhong Wu, Xiaoxia Yang, Zhi Xu, Wenlong Wang, Xuedong Bai, and Enge Wang, “Controlled oxidative functionalization of monolayer graphene by water-vapor plasma etching” Carbon 50, 3039 (2012).
7.    Xiaoxia Yang, Lei Liu, Muhong Wu, Wenlong Wang, Xuedong Bai, and Enge Wang, “Wet-chemistry-assisted nanotube-substitution reaction for high-efficiency and bulk-quantity synthesis of Boron- and Nitrogen-codoped single-walled carbon nanotubes” J. Am. Chem. Soc. 133, 13216 (2011).
8.    Wangyang Fu, Shengyong Qin, Lei Liu, Tae-Hwan Kim, Sondra Hellstrom, Wenlong Wang, Wenjie Liang, Xuedong Bai, An-Ping Li, and Enge Wang, “Ferroelectric gated electrical transport in CdS nanotetrapods” Nano Lett. 11, 1913 (2011).
9.    Zhi Xu, Yoshio Bando, Lei Liu, Wenlong Wang, Xuedong Bai, and Dmitri Golberg, “Electrical conductivity, chemistry, and bonding alternations under graphene oxide to graphene transition as revealed by in situ TEM” ACS Nano 5, 4401 (2011).
10.    Chuanxu Ma, Jewook Park, Lei Liu, Yong-Sung Kim, Mina Yoon, Arthur P Baddorf, Gong Gu, An-Ping Li, “Interplay between intercalated oxygen superstructures and monolayer h-BN on Cu (100)” Phys. Rev. B 94, 064106 (2016).
11.    Hao Wang, Chong Zhao, Lei Liu, Zhi Xu, Jiake Wei, Wenlong Wang, Xuedong Bai, Enge Wang, “Towards the controlled CVD growth of graphitic B–C–N atomic layer films: The key role of B–C delivery molecular precursor” Nano Research 9, 1221 (2016).
12.    Xin Zhang, Daniele Stradi, Lei Liu, Hong Luo, Mads Brandbyge, Gong Gu, “Tunneling spectra of graphene on copper unraveled” Phys. Chem. Chem. Phys. 18, 17081 (2016).
13.    Ali Mohsin, Nicholas G Cross, Lei Liu, Peizhi Liu, Gerd Duscher, Gong Gu, “Experimentally determined edge orientation of triangular crystals of hexagonal boron nitride” Phys. Status Solidi B 10.1002/pssb.201700069 (2017).