研究方向,論文專著,
1999年獲得北京大學物理系學士學位，2004年獲得中國科學院物理研究所博士學位。2005至2006年在美國哈佛大學物理系從事博士後研究。2006至2012年先後在美國田納西大學物理系任研究助理教授及研究副教授。現為中國科學技術大學合肥微尺度物質科學國家實驗室教授，博士生導師。
主要從事低維納米結構和新型功能性材料的生長機理及其物理化學特性的理論研究。通過利用第一性原理計算電子結構計算、分子動力學模擬、蒙特卡羅模擬等多尺度模擬計算方法，從原子尺度上研究材料的結構穩定性和生長機理，以及如何通過控制材料生長的動力學過程獲得具有某種特性的結構或材料，進而利用第一性原理電子結構計算研究材料的諸如電子輸運、磁性、光學、電子結構的拓撲性、表面催化等物理化學性質，並力圖從理論上設計具有實際套用價值的新型功能性材料或結構，重點主要集中在與清潔能源、自旋電子學及其它與未來微電子學相關的領域。
研究方向
1、表面物理/低維材料/納米材料
2、能源材料/自旋電子學
3、理論計算模擬/第一性原理計算
論文專著
1)Electrical tuning of valley magnetic moment through symmetry control in bilayer MoS2 - Nature Physics - 2013 - 9, 149
2)Tuning the electronic and chemical properties of monolayer MoS2 adsorbed on transition metal substrates - Nano Letters - 2013 - 13, 509
3)Suppression of Grain Boundaries in Graphene Growth on Superstructured Mn-Cu(111) Surface - Physical Review Letters - 2012 - 109, 265507
4)Tailoring magnetic doping in the topological insulator Bi2Se3. - Physical Review Letters - 2012 - 109, 266405
5)Interface engineering of quantum Hall effects in digital transition-metal oxide heterostructures - Nature Communications - 2011 - 2, 596
6)Topological insulators as substrates for enhanced CO oxidation catalysis by Au films - Physical Review Letters - 2011 - 107, 056804
7)Formation of graphene p-n supperlattices on Pb quantum wedged islands - ACS Nano - 2011 - 5, 3707
8)Terminating surface electromigration at the source - Physical Review Letters - 2011 - 106, 156404
9)Half-heusler compounds as a new class of three-dimensional topological insulators - Physical Review Letters - 2010 - 105, 096404
10)Contrasting behavior of carbon nucleation in the initial stages of graphene epitaxial growth on stepped metal surfaces - Physical Review Letters - 2010 - 104, 186101
11)Band gap narrowing of titanium oxide semiconductors by noncompensated anion-cation codoping for enhanced visible-light photoactivity. - Physical Review Letters - 2009 - 103, 226401
12)Electronic nature of step-edge barriers against adatom descent on transition-metal surfaces. - Physical Review Letters - 2008 - 101, 216101
13)Dopant-assisted concentration enhancement of substitutional Mn in Group-IV semiconductors - Physical Review Letters - 2008 - 100, 027205
14)The nature of contact between Pd leads and semiconducting carbon nanotubes - Nano Letters - 2006 - 6, 1415
15)Initial stages of Ti growth on diamond (100) surfaces: from single adatom diffusion to quantum wire formation - Physical Review Letters - 2005 - 94, 086101
16)Superconductivity modulated by quantum size effects - Science - 2004 - 306, 1915
17)Contrasting growth modes of Mn on Ge(100) and Ge(111) surfaces: subfactant action versus intermixing - Physical Review Letters - 2004 - 93, 126102
18)Adatom ascending at step edges and faceting on fcc metal (110) surfaces - Physical Review Letters - 2004 - 92, 106102
19)Nanocrystal formation and faceting instability in Al(110) homoepitaxy: true upward adatom diffusion at step edges and island corners - Physical Review Letters - 2003 - 91, 016102
