Zobrazeno 1 - 10
of 1 639
pro vyhledávání: '"Serration"'
Autor:
Taeho Lee, Chetan Singh, You Sub Kim, Dong-Hyun Lee, Jun Hyun Han, Jun-Yun Kang, Soo Yeol Lee
Publikováno v:
Journal of Materials Research and Technology, Vol 33, Iss , Pp 2580-2592 (2024)
This study investigates the strain rate-dependent deformation behavior of cost-effective twinning-induced plasticity (TWIP) steel, Fe–26Mn-0.4C, at 15 K and reveals intriguing insights into its mechanical properties. The serration type changes from
Externí odkaz:
https://doaj.org/article/20eb06d1579e44e994da9d9d48e80908
Publikováno v:
Materials, Vol 17, Iss 18, p 4486 (2024)
Ti-based bulk metallic glass composites (BMGMCs) containing an in situ formed metastable β phase normally exhibit enhanced plasticity attributed to induced phase transformation or twinning. However, the underlying deformation micromechanism remains
Externí odkaz:
https://doaj.org/article/ba55951b8b3f4cb3b67d4cf713e2e391
Publikováno v:
Journal of Materials Research and Technology, Vol 25, Iss , Pp 7203-7218 (2023)
Alumina-forming austenite (AFA) steels have emerged as promising candidate materials for ultra-supercritical units because of their excellent high-temperature performance. Dynamic strain aging (DSA) can increase the strength, but at the expense of pl
Externí odkaz:
https://doaj.org/article/c1a509207ca545e1a087498440fec3f5
Publikováno v:
Journal of Materials Research and Technology, Vol 24, Iss , Pp 3826-3838 (2023)
In the present study, the mechanisms of types B and C serrations in the tensile curves of C-bearing high Mn steel were investigated. Many tensile tests were performed at various temperatures (313–573 K) with two different initial strain rates (ε˙
Externí odkaz:
https://doaj.org/article/57a98eece14f44bba0ffb6b6221e0eb9
Autor:
Peng Chen, Tianning Li, Xiangrui Yin, Yang Tang, Ge Liu, Shuibo Wang, Bensheng Huang, Zhiqing zhang
Publikováno v:
Journal of Materials Research and Technology, Vol 24, Iss , Pp 1991-2006 (2023)
The precipitate evolution of friction stir welding (FSW) 2195-O Al–Li alloy was analyzed by back scattered electron (BSE), X-ray diffraction (XRD), differential scanning calorimetry (DSC) and transmission electron microscopy (TEM). Efforts were mad
Externí odkaz:
https://doaj.org/article/8daddfcc445f47d1a8e3f9d8ea0a2bbb
Publikováno v:
Biomimetics, Vol 9, Iss 4, p 229 (2024)
Here, the single-target parameterization of alternatives to leading-edge noise is carried out using analytical models based on the Wiener–Hopf technique. Four leading-edge serration profiles with different frequencies, amplitudes, and phases are im
Externí odkaz:
https://doaj.org/article/0043789f9cd843ec9b6993d6d3ac987c
Publikováno v:
Aerospace, Vol 11, Iss 2, p 148 (2024)
Suppressing shock-induced flow separation has been a long-standing problem in the design of supersonic vehicles. To reduce the structural and design complexity of control devices, a passive control technique based on micro-serrations is proposed and
Externí odkaz:
https://doaj.org/article/69f6473a09994670a4005d7ca5eeae8a
Publikováno v:
Journal of Materials Research and Technology, Vol 21, Iss , Pp 1461-1478 (2022)
High-entropy alloys (HEAs) fabricated by powder metallurgy are considered to exhibit extremely-great potential application values in the field for high-speed impact deformation due to their uniform microstructures and compositions. The mechanical beh
Externí odkaz:
https://doaj.org/article/d8d5d16a53e845f2b115b46384538ec5
Publikováno v:
Metals, Vol 13, Iss 11, p 1885 (2023)
The high-temperature properties of new alloys need to be investigated to guide the hot working process. The temperature sensitivity of various microstructures of Fe45Mn15Cr15Ni25 and Fe35Mn15Cr15Ni25Al10 cobalt-free high-entropy alloys was investigat
Externí odkaz:
https://doaj.org/article/a735eb990b414bc3887be4d75ac5b9c4
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