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在职教师

张青

研究员、博士生导师

电子邮箱:q_zhang@pku.edu.cn

主页地址:http://www2.coe.pku.edu.cn/faculty/zhangqing/Home.html


教育和工作经历:

2016.04至今,特聘研究员,博导,北京大学

2011.01-2016.04,博士后,新加坡南洋理工大学物理与应用物理

2005.09-2011.01,博士,清华大学物理系

2001.09-2005.07,学士,中国科学技术大学 材料科学与工程系


教学:

《材料物理导论》(本科生) 承担学时 48学时/年

《现代光谱技术与应用》(研究生)承担学时48学时/年


科研方向:

半导体微纳光学与光谱学;

半导体微纳光子功能器件(如微纳激光器);

表面等离激元学;


科研成果:

近年主要从事低维半导体材料、光谱物理与微纳光子功能器件的研究工作,在半导体激子物理、光子-激子强相互作用、微纳激光等领域取得了多项原创性科研成果。包括:1)发现钙钛矿半导体纳米线在室温下存在光子‒激子强相互作用,实现了77K以上连续光泵浦的纳米线绿色激光;2)发展了一种基于贵金属‒绝缘‒半导体混合纳腔的光场调控机制,将钙钛矿半导体在绿光波段的拉比劈裂能提升至564meV;3)揭示了准二维钙钛矿半导体受激辐射的主要损耗通道为双激子俄歇复合和激子‒声子散射。迄今在Nature Photonics, NatureCommunications, Advanced Materials, Nano Letters, Physical Review Letters等期刊发表SCI收录论文100余篇。曾入选海外高层次青年人才,获得中国化学会纳米化学专业委员会纳米化学新锐奖,《纳米研究》青年创新奖。现担任中国材料研究学会青年工作委员会青年理事和《半导体学报》青年编委,曾任《Photonic Research》、《中国激光》、《Science China: Materials.》等期刊客座编辑。


奖励与荣誉:

2020年《Nano Research》青年创新奖

2018年第三届中国化学会纳米化学新锐奖


代表性论文:

1.M. L. Li, Q. Y. Shang, C. Li, S. Li, Y. Liang, W. J. Yu, C. C. Wu, L. Y. Zhao, Y. G. Zhong, W. N. Du, X. X. Wu, Z. L. Jia, Y. Gao, H. Chen, X. F. Liu, S. J. Guo, Q. Liao, G. C. Xing, L. X. Xiao and Q. Zhang*, "High Optical Gain of Solution-Processed Mixed-Cation CsPbBr3 Thin Films towards Enhanced Amplified Spontaneous Emission", Adv.Funct.Mater.DOI: 10.1002/adfm.202102210

2.Q. Zhang*, Q. Y. Shang, R. Su, T. Do, and Q. H. Xiong*, "Halide Perovskite Semiconductor Lasers: Materials, Cavity Design, and Low Threshold", Nano Lett.21, 1903-1914(2021).

3.1.Y. Liang, C. Li, Y-Z. Huang, and Q. Zhang*, "Plasmonic Nanolasers in On-Chip Light Sources: Prospects and Challenges", ACS Nano14,14375-14390(2020). (Invited Review).

4.Q. Y. Shang,M. L.Li, L. Y.Zhao,D. W.Chen, S.Zhang, S. L.Chen, P.Gao, C.Shen, J.Xing, G. C.Xing, B.Shen, X.f.Liu, andQ.Zhang*,Role of the Exciton–Polariton in a Continuous-Wave Optically Pumped CsPbBr3 Perovskite Laser,Nano Lett.20, 6636-6643 (2020).

5.Q. Y. Shang, C. Li, S. Zhang, Y. Liang, Z. Liu,Q. Zhang*,"Enhanced Optical Absorption and Slowed Light of Reduced-Dimensional CsPbBr3Nanowire Crystal by Exciton–Polariton", Nano Lett.20, 2, 1023-1032(2020).

6.Y. Liang, Q. Y. Shang, Q. Wei, L. Y. Zhao, Z. Liu, J. Shi, Y. G. Zhong, J. Chen, Y. Gao, M. L. Li, X. F. Liu, G. C. Xing*Q. Zhang*, "Lasing from Mechanically Exfoliated 2D Homologous Ruddlesden–Popper Perovskite Engineered by Inorganic Layer Thickness"Adv. Mater.1903030 (2019)

7.L. Y. Zhao,Y.Gao, M.Su,Q. Y.Shang, Z.Liu, Q.Li, Q.Wei, M. L.Li, L.Fu, Y. G.Zhong, J.Shi, J.Chen, Y.Zhao, X. H.Qiu,X. F.Liu, N.Tang, G. C.Xing, X.N.Wang, B.Shen, Q.Zhang*," Vapor-Phase Incommensurate Heteroepitaxy of Oriented Single Crystal CsPbBr3 on GaN: Toward Integrated Optoelectronic Applications", ACS Nano13,10085-10094(2019).

8.Y. Gao, L. Y. Zhao, Q. Y. Shang, Y. G. Zhong, Z. Liu, J. Chen, Z. P. Zhang, J. Shi, W. N. Du, Y. F. Zhang, S. L. Chen, P. Gao, X. F. Liu*, X. N. Wang*and Q. Zhang*,"Ultrathin CsPbX3 Nanowire Arrays with Strong Emission Anisotropy", Adv. Mater.30, 1801805(2018)

9.Q. Y. Shang, S. Zhang, Z. Liu, J. Chen, P. F. Yang, C. Li, W. Li, Y. F. Zhang, Q. H. Xiong,*X. F. Liu*and Q. Zhang*,"Surface Plasmon Enhanced Strong Exciton−Photon Coupling in Hybrid Inorganic−Organic Perovskite Nanowires", Nano Lett.18, 3335-3343 (2018),

10.L. Y. Zhao, Q. Y. Shang, Y. Gao, J. Shi, Z. Liu, J. Chen, Y. Mi, P. F. Yang, Z. P. Zhang, W.N. Du, M. Hong, Y. Liang, J. Y. Xie, X. Y. Hu, B. Peng, J. C. Leng, X. F. Liu, Y. Zhao*, Y. F. Zhang*and Q. Zhang*,"High-Temperature Continuous-Wave Pumped Lasing from Large-Area Monolayer Semiconductors Grown by Chemical Vapor Deposition", ACS Nano12, 9390–9396 (2018).

11.Q. Zhang, X. F. Liu, M. I. B. Utama, G. X. Xing, T. C. Sum, Q. H. Xiong*,"Phonon-Assisted Anti-StokesLasing in ZnTe Nanoribbons", Adv.Mater.28, 276-283 (2016).

12.Q. Zhang, S. T. Ha, X. F. Liu, T. C. Sum*, Q. H. Xiong*,"Room-Temperature Near-Infrared High-Q Perovskite Whispering-Gallery Planar Nanolasers", Nano Lett.14,5995-6001 (2014).

13.J. Zhang*Q. Zhang, X.Z. Wang, L. C. Kwek and Q.H. Xiong*, "Resolved-Sideband RamanCooling of anOpticalPhonon inSemiconductorMaterials", Nature Photon.10, 600-605 (2016).

14.Q. Zhang, G. Y. Li, X. F. Liu, F. Qian, Y. Li, T. C. Sum, C. M. Lieber, Q. H. Xiong*, "A Room-temperature Low-threshold Ultra-violet Plasmonic Nanolaser", Nature Commun. 5, 4935 (2014).

15.Q. Zhang,  X.F. Liu, M. I. B. Utama, J. Zhang, M.de la Mata, J. Arbiol, Y.H. Lu, T. C. Sum*, Q. H.Xiong*,"Highly Enhanced Exciton Recombination Rate by Strong Electron–Phonon Coupling in Single ZnTe Nanobelt", Nano Lett.12, 6420-6427 (2012).

16.Q. Zhang, X. Y. Shan, X. Feng, C. X. Wang, Q. Q. Wang*, J. F. Jia*, Q. K. Xue."Modulating Fabry-Perot Oscillation andQvalue of CdS Nanowire by a Single Ag Nanoparticle", Nano Lett.11, 4270-4274 (2011).