(1)中国科学院先导专项；极限晶粒金属结构的模拟和表征；2023年开始。
(2)中国科学院先导专项；组织-工况-性能定量关联；2024年开始。
(3)中国科学院先导专项；索具用材料多尺度结构表征分析；2024年开始。
(4)国家自然科学基金委员会重大研究计划项目；纳米催化剂表界面三维结构和化学状态的原子分辨电子层析研究；2025年开始。

三维定量电子显微学方法的发展和研究；钛合金在循环载荷下的结构演化和疲劳性能的实验和机理研究；高温合金在使役条件下的结构演化及其对使役性能的作用机理。
详细信息可见：http://www.imr.cas.cn/yjtd/kuiduTeam

[1] S.H. Hao, T. Zheng, X.L. Wang, C.J. Chen, Z.M. Sun, H.C. Duan, Kui Du*, Direct atomic observation of discrete bond lengths and fractional quantized conductance in gold atomic chains, Journal of the American Chemical Society, 148 (2026) 3375.
[2] X.N. Zhao, K. Du*, H.L. Fu, Y.J. Wang, T. Zheng, C.S. Hong, X.Y. Li* and K. Lu, Revealing grain boundary plane and curvature of nanostructured metals in three-dimensional space with sub-nanometer resolution, Matter, 9 (2026) 102619.
[3] H.C. Duan, X.L. Wang, T. Zheng, Y.J. Song, K. Du*, Unique structures and properties of low-dimensional metallic materials fabricated by electron beam etching, Advanced Functional Materials, 35 (2025) 2412694.
[4] Z.W. Li, P. Zhao, W.Y. Zhang, G. Xie, H.C. Duan, P.L. Zeng, S.Y. Ma, J. Zhang, K. Du*, Atomic unveiling of segregation-induced grain boundary structural transition in intermetallic compound, Acta Materialia, 288 (2025) 120830.
[5] S.Y. He, B.B. Jiang*, N. Lu, C.J. Chen, J.P. Cui, Z.Y. Huang, S. Jin, H.Q. Ye, L. Lu, K. Du*, The toughening effect of twins on fracture in nanotwinned Cu duringcyclic loading, Acta Materialia, 278 (2024) 120232.
[6] C.J. Chen, K.P. Song, X.L. Wang, K. Du*, Phase transition to heptagonal-cluster-packed structure of gold nanoribbons, Journal of the American Chemical Society, 144 (2022) 1158.
[7] P. Zhao, G. Xie, C.J. Chen, X.L. Wang, P.L. Zeng, F. Wang, J. Zhang, K. Du*, Interplay of chemistry and deformation-induced defects on facilitating topologically-close-packed phase precipitation in nickel-base superalloys, Acta Materialia, 236 (2022) 118109.
[8] X.L. Wang, C.J. Chen, B.B. Jiang, H.C. Duan, K. Du*, Simple hexagonal structured gold with eight-coordination formed with ordered structural vacancies, Acta Materialia, 229 (2022) 117884.
[9] C.Y. Wang, H.C. Duan, C.J. Chen, P. Wu, D.Q. Qi, H.Q. Ye, H.J. Jin, H.L. Xin, K. Du*, Three-dimensional atomic structure of grain boundaries resolved by atomic- resolution electron tomography, Matter, 3 (2020) 1999.
[10] L. Qi, S.Y. He, C.J. Chen, B.B. Jiang, Y.L. Hao, H.Q. Ye, R. Yang, K. Du*, Diffusional-displacive transformation in a metastable beta titanium alloy and its strengthening effect, Acta Materialia, 195 (2020) 151.
[11] X.L. Wang, C.Y. Wang, C.J. Chen, H.C. Duan, K. Du*, Free-standing monatomic thick two-dimensional gold, Nano Letters, 19 (2019) 4560.
[12] C.Y. Wang, K. Du*, K.P. Song, X.L. Ye, L. Qi, S.Y. He, D.M. Tang, N. Lu, H.J. Jin, F. Li, H.Q. Ye, Size-dependent grain-boundary structure with improved conductive and mechanical stabilities in sub-10-nm gold crystals, Physical Review Letters, 120 (2018) 186102.
[13] N. Lu, K. Du*, L. Lu, H.Q. Ye, Transition of dislocation nucleation induced by local stress concentration in nanotwinned copper, Nature Communications, 6 (2015) 7648.
[14] S.J. Wang, H. Wang, K. Du*, W. Zhang, M.L. Sui, S.X. Mao, Deformation-induced structural transition in body-centred cubic molybdenum, Nature Communications, 5 (2014) 3433.

材料物理与化学┋材料与化工

7名研究生在学期间获得国家奖学金。
8名学生毕业后到美国布鲁克海文国家实验室、西北太平洋国家实验室、德克萨斯农工大学、凯斯西储大学、加州大学尔湾分校等国外科研机构和大学从事研究工作，其中5人回国后入选国家高层次引进人才计划。其他毕业生进入山东大学、东北大学、中国科学院等机构从事教学科研工作或者央企、华为、比亚迪等企业从事研发工作。

课题组主页：http://www.imr.cas.cn/yjtd/kuiduTeam