Zobrazeno 1 - 10
of 669
pro vyhledávání: '"pinning effect"'
Publikováno v:
Journal of Advanced Ceramics, Vol 13, Iss 1, Pp 124-134 (2024)
SiCf/SiBCZr composites were prepared by polymer precursor impregnation and pyrolysis process with near stoichiometric ratio SiC fiber preform as reinforcement phase and SiBCZr multiphase ceramic precursor as impregnating reagent. The results highligh
Externí odkaz:
https://doaj.org/article/f87d3277402041b593f120ebbb5e6279
Publikováno v:
Journal of Materials Research and Technology, Vol 28, Iss , Pp 2602-2611 (2024)
Creep strength and toughness synergistic strengthening mechanism of Inconel625/BNi-2 brazed joint is investigated based on the post-brazing solid solution heat treatment (PSSHT). The heat treatment temperature of 1150 °C is adopted. The results show
Externí odkaz:
https://doaj.org/article/4ea90430aca443d99049a4048d633d0d
Publikováno v:
Journal of Materials Research and Technology, Vol 27, Iss , Pp 4264-4277 (2023)
In this study, the isothermal compression experiments of Mg-Gd-Y-Zn-Zr alloy at 450 °C and 0.01 s−1 under different strains were carried out to investigate the microstructure evolution and the formation mechanism of the heterogeneous microstructur
Externí odkaz:
https://doaj.org/article/6270b164ad9d4fc2a212038552e18cde
Autor:
Wei Fu, Hejie Yang, Tianshu Li, Jiapeng Sun, Shengwu Guo, Daqing Fang, Weichao Qin, Xiangdong Ding, Yimin Gao, Jun Sun
Publikováno v:
Journal of Magnesium and Alloys, Vol 11, Iss 9, Pp 3214-3230 (2023)
Enhancing corrosion resistance of Mg-Zn alloys with high strength and low cost was critical for broadening their large-scale practical applications. Here we prepared solutionized, peak- and over-aged ZK60 alloys with and without microalloying Ca (0.2
Externí odkaz:
https://doaj.org/article/4662274c1e3d49c88a527e12ac8f1d6e
Publikováno v:
Results in Engineering, Vol 21, Iss , Pp 101733- (2024)
To explore the microphysical mechanism of metal magnetic memory testing (MMMT) technique, the effect of compressive stress on the domain structure in 45# steel specimen and the pinning effect of stress-induced defects on domain walls (DWs) were inves
Externí odkaz:
https://doaj.org/article/9d90b037334047239b516e671cebf8f4
Autor:
Chunmeng Dong, Dong Jiang, Yanlong Fu, Desheng Wang, Qinqin Wang, Lijun Weng, Ming Hu, Xiaoming Gao, Jiayi Sun
Publikováno v:
Friction, Vol 12, Iss 1, Pp 52-63 (2023)
Abstract To date, MoS2 can only be achieved at microscale. Edge pinning effect caused by structure defects is the most obvious barrier to expand the size of structural superlubricity to macroscale. Herein, we plan to pin edge planes of MoS2 with nano
Externí odkaz:
https://doaj.org/article/35b47e1f97684ca6a5829181d1c87510
Publikováno v:
Nanomaterials, Vol 14, Iss 10, p 869 (2024)
Nanocrystalline carbonyl iron (CI) particles are promising microwave absorbents at elevated temperature, whereas their excessive grain boundary energy leads to the growth of nanograins and a deterioration in permeability. In this work, we report a st
Externí odkaz:
https://doaj.org/article/f245cdcbc125410697b05651c0d74152
Publikováno v:
Nihon Kikai Gakkai ronbunshu, Vol 89, Iss 923, Pp 22-00319-22-00319 (2023)
A magnetic non-destructive inspection method based on measurement of the magnetic flux leakage near the material surface has been studied for carbon steel pipes used in various plants. However, in actual plants, stress fluctuations caused by changes
Externí odkaz:
https://doaj.org/article/591fe50cb0fd4408863aaf809d92808b
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Akademický článek
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