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Updated: May 15, 2025

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矩阵平面化导致塑料Cu2Se/SnSe复合材料的高热电性能

Pan Ying1, Qingyang Jian1, Yaru Gong1

  • 1School of Materials Science and Engineering, Nanjing University of Science and Technology, Nanjing, 210094, China.

Nature communications
|April 8, 2025
PubMed
概括

研究人员开发了稳定的热电复合材料,提高了性能和可塑性. 一种新的策略改善了载体的移动性和降低了导热性,实现了3.3.3的高功率 (ZT).

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San Francisco's Golden Gate Bridge is exposed to temperatures ranging from -15 °C to 40 °C. At its coldest, the main span of the bridge is 1275 m long. Assuming that the bridge is made entirely of steel, what is the change in its length between these temperatures?
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When a structural member undergoes plastic deformation due to bending, it is crucial to understand the position of the neutral axis and the stress distribution. This member, characterized by a single plane of symmetry, exhibits a uniform stress distribution, with negative stress above the neutral axis and positive stress below. Notably, the neutral axis does not align with the centroid of the cross-section. This misalignment is typical in cases where the cross-section is not rectangular or...
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