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Updated: Jun 10, 2026

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酸盐还原纳米催化剂的多模式表征,具有周期性应变分布

Yiyuan Tao1, Xingyu Zheng1, Shi Huang1

  • 1Department of Materials Science and Engineering, Westlake University, Hangzhou, China.

Nature communications
|March 11, 2026
PubMed
概括

应变工程是电催化剂的关键,但成像大型工业催化剂是困难的. 本研究介绍了一种4D-STEM方法,用于高分辨率的应变映射,揭示工业催化剂中的结构-属性联系.

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相关概念视频

Three-Dimensional Analysis of Strain01:29

Three-Dimensional Analysis of Strain

Three-dimensional strain analysis is crucial for understanding how materials deform under stress, particularly in elastic, homogeneous materials. This method employs principal stress axes to simplify complex stress states into more understandable forms. Subjected to stress, a small cubic element within a material either expands or contracts along these axes, transforming into a rectangular parallelepiped. This transformation effectively illustrates the material's deformation. The principal...