郭尔佳

简介


特聘研究员,博士生导师。2007年本科毕业于中央民族大学光学系。2012年于中国科学院物理研究所获光学博士学位。2012年至2018年先后在德国马普微结构物理研究所/莱布尼茨固体材料研究所、美因茨大学和美国橡树岭国家实验室从事博士后研究。2018年9月加入中国科学院物理研究所。曾获得国家海外高层次人才引进青年项目(2020)、中国科学院引进国外人才计划项目(2020获择优支持)、北京市科技新星计划(2019)、中国物理学会中子散射专业委员会优秀青年奖(2019)、中国科学院朱李月华优秀博士生奖(2012)、美国橡树岭国家实验室突出贡献奖(连续三年,2018,2017和2016)等。2020年担任科技部重点研发计划(青年项目)首席科学家。


主要研究方向


低维量子材料的精准构筑、表征和器件;

极化中子反射技术表征低维磁性材料;

新型低维量子材料的探索


过去的主要工作及获得的成果


主要研究内容是低维量子材料的精准构筑、新奇物性的多场调控以及新型功能器件设计。通过研究界面微结构、对称约束、电荷掺杂、轨道重构、应变等序参量对量子界面物性的调控,理解界面多种自由度之间相互作用的物理机理,设计界面物性调控的多功能器件原型并提出优化性能的方案,为后摩尔时代的新型运算和存储器件提供材料和物理基础。近年来在Science Adv.(1)、Phys. Rev. Lett.(3)、Phys. Rev. X(1)、Nat. Commun.(4)、Adv. Mater.(5)、Nano Lett.(4)等期刊上发表论文100余篇。发表文章总引用1500余次,H因子22。授权1项,新申请4项国家发明专利。曾受邀担任美国陶瓷学会电子材料大会的分会主席,多次在美国物理学会三月会议(APS March Meeting 2018 & 2020)、美国材料学会春季会议(MRS Spring Meeting 2017 & 2020),美国陶瓷学会(ACrS EAM 2017 & 2018)和美国磁学和磁性材料(MMM 2020)等重要国际会议上作特邀报告。担任Scientific Reports编委,同时为Phys. Rev. Lett.、Nat. Commun.、Adv. Mater.、Phys. Rev. Series、Appl. Phys. Lett. 等杂志的审稿人。


代表性论文及专利


S. Lin, Q. Zhang, X. Sang, J. Zhao, S. Cheng, A. Huon, Q. Jin, S. Chen, S. Chen, W. Cui, H. Guo, M .He, C. Ge, C. Wang, J. Wang, M. R. Fitzsimmons, L. Gu, T. Zhu, K. -J. Jin,*, and E. J. Guo*

"Dimensional control of octahedral tilt in SrRuO3 via infinite-layered oxides,"

Nano Letters 21(7), 3146-3154 (2021). 



Q. Zhang, A. Gao, F. Meng, Q. Jin, S. Lin, X. Wang, D. Xiao, C. Wang, K.-J. Jin, D. Su, E. J. Guo*, and L. Gu*

"Near-room temperature feromagnetic insulating state in highly distorted LaCoO2.5 with CoO5 square pyramids,"

Nature Communications 12, 1853 (2021).



Q. Jin, H. Cheng, Z. Wang, Q. Zhang, S. Lin, M. A. Roldan, J. Zhao, J.-O. Wang, S. Chen, M. He, C. Ge, C. Wang, H.-B. Lu, H. Guo, L. Gu, X. Tong, T. Zhu, S. Wang, H. Yang, K.-J. Jin,* and E. J. Guo*

"Strain-mediated high conductivity in ultrathin antiferromagnetic metallic nitrides,"

Advanced Materials 33, 2005920 (2021).



S. Li,† Q. Zhang,† S. Lin,† X. Sang, R. F. Need, M. A. Roldan, W. Cui, Z. Hu, Q. Jin, S. Chen, J. Zhao, J. -O. Wang, J. Wang, M. He, C. Ge, C. Wang, H. -B. Lu, Z. Wu, H. Guo, X. Tong, T. Zhu, B. Kirby, L. Gu, K. J. Jin,* and E. J. Guo*

"Strong Ferromagnetism Achieved via Breathing Lattices in Atomically Thin Cobaltites," 

Advanced Materials, 33, 2001324 (2021).



Q. Jin, Z. Wang, Q. H. Zhang, J. Zhao, H. Cheng, S. Lin, S. Chen, S. Chen, H. Guo, M. He, C. Ge, C. Wang, J. O. Wang, L. Gu, S. Wang, H. X. Yang*, K.-J. Jin*, and E. J. Guo*

"Structural twining induced insulating phase in CrN (111) films," 

Physical Review Materials 5, 023604 (2021).



S. Lin, Q. Zhang, M. A. Roldan, S. Das, T, Chalton, M. R. Fitzsimmons, Q. Jin, S. Li, Z. Wu, S. Chen, H. Guo, X. Tong, M. He, C. Ge, C. Wang, L. Gu, K.-J. Jin*, and E. J. Guo*

"Switching magnetic anisotropy of SrRuO3 by capping layer induced octahedral distortion," 

Physical Review Applied 13, 034033 (2020).



S. Li, J. Wang, Q. Zhang, M. A. Roldan, L. Shan, Q. Jin, S. Chen, Z. Wu, C. Wang, C. Ge, M. He, H. Guo, L. Gu, K.-J. Jin,* and E. J. Guo*

"Maximization of ferromagnetism in LaCoO3 films by competing symmetry," 

Physical Review Materials 3, 114409 (2019).



E. J. Guo,* R. Desautels, D. Lee, M. Roldan, Z. Liao, T. Charlton, H. Ambaye, J. Molaison, R. Boehler, D. Keavney,  A. Herklotz, T. Z. Ward, H. N. Lee, and M. R. Fitzsimmons,*

"Exploiting symmetry-mismatch to control magnetism in a ferroelastic heterostructure,"

Physical Review Letters 122, 187202 (2019).



E. J. Guo, R. Desautels, D. Keavney, M. A. Roldan, B. J. Kirby, D. Lee, Z. Liao, T. Charlton, A. Herklotz, T. Z. Ward, M. R. Fitzsimmons, and H. N. Lee,*

“Nanoscale ferroelastic twins formed in strained LaCoO3 films”,

Science Advances, 5, eaav5050 (2019).



D. Lee, X. Gao, L. Sun, Y. Jee, J. Poplawsky, T. O. Farmer, L. Fan, E. J. Guo, Q. Lu, W. T. Heller, D. Haskel, M. R. Fitzsimmons, M. F. Chisholm, K. Huang, B. Yildiz, and H. N. Lee

"Colossal oxygen vacancy formation at a fluorite-bixbyite interface," 

Nature Communications 11, 1371 (2020).



F. Jin, M.Gu, E. J. Guo, J. Zhu, K. Zhang, Z. Zhang, L. Qu, L. Xu, D. Lan, Z. Guo, B. Chen, G. Gao, F. Chen, M. Tian, J. M. Rondinelli, C. Ma, and W. Wu

"Engineering ground states via tunable uniaxial strain in manganite films on orthorhombic substrates,"

Nano Letters 20, 1131-1140 (2020).



A. Herklotz, S. F. Rus, N. Balke Wisinger, C. Rouleau, E. J. Guo, Amanda Huon, S. KC, R. Roth, X. Yang, C. Vaswani, J. Wang, P. P. Orth, M. S. Scheurer and T. Z. Ward*

“Controlling morphotropic phases by strain doping,”

Nano Letters 19 (2), 1033–1038 (2019).



Z. Liao, E. Skoropata, J. W. Freeland, E. J. Guo, R. Desautels, X. Gao, C. Sohn, T. Zou, T. Chalton, T. Zac Ward, M. R. Fitzsimmons, and H. N. Lee,*

“Large orbital polarization in nickelate-cuprate heterostructures by dimensional control of oxygen coordination”,

Nature Communications 10, 598 (2019).



-----2018.10 回到物理所以前------



E. J. Guo, M. Roldan, T. Charlton, Z. Liao, Q. Zheng, H. Ambaye, A. Herklotz, Z. Gai, T. Zac Ward, H. N. Lee, and M. R. Fitzsimmons*

Removal of Magnetic Dead Layer by Geometric Design,

Advanced Functional Materials 28, 1800922 (2018).



E. J. Guo, Y. Liu, C. Sohn, R. D. Desautels, A. Herklotz, Z. Liao, J. Nichols, J. W. Freeland, M. R. Fitzsimmons, and H. N. Lee*

"
Oxygen Diode Formed in Nickelate Heterostructures by Chemical Potential Mismatch,

Advanced Materials 
30, 1705904 (2018).




E. J. Guo, J. Petrie, M. Roldan, Q. Li, R. R. Desautals, T. Chalton, A. Herklotz, J. Nichols, J. van Lierop, J. W. Freeland, S. V. Kalinin, H. N. Lee, and M. R. Fitzsimmons*

"Spatially resolved large magnetization in ultrathin BiFeO3,"

Advanced Materials 29, 1700790 (2017).



J. Cramer, E. J. Guo, S. Geprägs, A. Kehlberger, M. Kläui, und S. T. B. Goennenwein,*

"
Magnon mode selective spin transport in compensated ferrimagnets,"

Nano Letters 17 (6), 3334–3340 (2017).



A. Herklotz, E. J. Guo, A. T. Wong, T. Meyer, S. Dai, H. N. Lee, T. Zac Ward, and M. R. Fitzsimmons,*

"
Reversible control of interfacial magnetism through ion liquid assisted polarization switching,"

Nano Letters 17 (3) 1665 (2017).




J. Nichols, X. Gao, S. Lee, T. L. Meyer, J. W. Freeland, V. Lauter, D. Yi, J. Liu, D. Haskel, J. R. Petrie, E. J. Guo, A. Herklotz, D. Lee, T. Z. Ward, G. Eres, M. R. Fitzsimmons, and H. N. Lee*

"
Emerging magnetism and anomalous Hall effect in iridate-manganite heterostructures,"

Nature Communications 7, 12721, (2016).



E. J. Guo, J. Cramer, A. Kehlberger, C. A. Ferguson, D. A. MacLaren, G. Jakob, and M. Klaeui*


"Influence of thickness and interface on the spin Seebeck effect in YIG thin films,"

Physical Review X 6(3), 031012 (2016).



S. Geprägs, A. Kehlberger, E. J. Guo, F. Della Coletta, Z. Qiu, T. Schulz, C. Mix, S. Meyer, A. Kamra, M. Althammer, H. Huebl, G. Jakob, Y. Ohnuma, H. Adachi, J. Barker, S. Maekawa, G. Bauer, E.Saitoh, R. Gross, S. Goennenwein, and M. Kläui*

"
Origin of the spin Seebeck effect in compensated ferrimagnets,"

Nature Communications 7, 10452 (2016).




E. J. Guo,* R. Roth, A. Herklotz, D. Hesse, and K. Dörr*

"
Ferroelectric 180o domain wall motion controlled by biaxial strain,"

Advanced Materials 27, 1615-1618 (2015).



A. Kehlberger, U. Ritzmann, E. J. Guo,
D. Hinzke, G. Jakob, M. C. Onbasli, D. H. Kim, C. A. Ross, M. B. Junfleisch, B, Hillebrands, U. Nowak, and M. Klaeui

"Length scale of spin Seebeck effect,"

Physical Review Letters 115, 096602 (2015).


目前的研究课题及展望


低维过渡金属氧(氮)化物薄膜界面物理性质的表征、调控以及多功能器件设计。目前主持科技部重点研发计划(青年项目)、中组部海外高层次人才引进青年项目、中国科学院引进国外人才计划项目、国家自然科学基金面上项目、北京市自然科学基金面上项目、北京市科技新星计划项目以及中科院物理所I类人才启动经费等。


培养研究生情况


一名研究生获得北京市优秀毕业生;

一名研究生获得中科院物理所特优奖;

一名研究生获得中科院物理所所长优秀奖;

每年拟招收硕博连读研究生1-2名,欢迎具有物理或材料专业背景的考生联系报考;

拟招收博士后1名,薪酬按照物理所岗位博士后标准;

多年来,与国外多所著名科研机构和学校建立了良好的关系,在读学生将有机会出国学习交流和访问。


其他联系方式


ejguo@iphy.ac.cn



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