Zobrazeno 1 - 10
of 67
pro vyhledávání: '"Yunhu Zhang"'
Publikováno v:
Journal of Materials Research and Technology, Vol 27, Iss , Pp 6548-6557 (2023)
High-content interstitial carbon addition has been proven to regulate the dislocation behavior in high-entropy alloys (HEAs) during deformation, thereby overcoming the strength-ductility trade-off, but its exact mechanism is still unclear. In this wo
Externí odkaz:
https://doaj.org/article/286a1c77884d4ca5934dcdf625c31208
Publikováno v:
Separations, Vol 11, Iss 6, p 176 (2024)
High-purity copper is essential for fabricating advanced microelectronic devices, particularly integrated circuit interconnects. As the industry increasingly emphasizes scalable and efficient purification methods, this study investigates the multi-ph
Externí odkaz:
https://doaj.org/article/4c30e969f85b4c00adb4011d57152844
Publikováno v:
Journal of Materials Research and Technology, Vol 23, Iss , Pp 6075-6089 (2023)
In this work, Fe–20Mn–9Al–3Cr-xC (wt.%, x = 0.8–1.4) steels were designed to investigate the microstructure, mechanical properties and strain hardening behavior of Cr-containing Triplex low-density steel with different C content. Due to the p
Externí odkaz:
https://doaj.org/article/eb9ddb4fc403443293397c392ec1a317
Publikováno v:
Materials & Design, Vol 225, Iss , Pp 111571- (2023)
High-entropy alloys (HEAs) have become an interesting research area for the novel alloying design paradigm. Interstitial carbon has usually been introduced to enhance mechanical properties of HEAs. To achieve addition of high carbon, this work design
Externí odkaz:
https://doaj.org/article/9c51ae55eca94c859ee7ac357e0d9ab5
Publikováno v:
Materials & Design, Vol 186, Iss , Pp - (2020)
The effects of Cr addition on microstructures, mechanical properties and deformation behavior of near-rapidly solidified low-density Fe-20Mn-9Al-1.2C (wt. %) steel strips were investigated. It was found that Cr addition increased the volume fraction
Externí odkaz:
https://doaj.org/article/3d96dc1bb5f64ffebdbb876bf2e6ad86
Publikováno v:
Materials Research, Vol 18, Iss suppl 1, Pp 10-19 (2015)
In this paper we investigated the microstructure and phase transition of atomized Fe-(1.3, 7.9, 11.7 wt.%) Mn alloy powders. The results show that the main phases of Fe-1.3Mn, Fe-7.9Mn and Fe-11.7Mn powders are ferrite, α’-martensite+austenite, α
Externí odkaz:
https://doaj.org/article/3e6a8aaa6f1245cea6f407f33863130b
Publikováno v:
Metals, Vol 9, Iss 1, p 25 (2018)
The linear contraction and hot tearing behavior of 9Cr3Co3W heat-resistant steel during solidification were studied by combining in-situ casting experiments and the corresponding numerical simulations. The linear contraction, stress and temperature o
Externí odkaz:
https://doaj.org/article/44aaa2f11f5443c799e8731007366c2a
Publikováno v:
Metals, Vol 6, Iss 11, p 271 (2016)
The investigation of a columnar to equiaxed transition (CET) and grain refinement is of high commercial importance for the improvement of the solidification structure of metal castings. The crystal rain from the free surface is frequently generated t
Externí odkaz:
https://doaj.org/article/4f0243704e334a679b64d178b3a926c7
Autor:
Yunhu Zhang, Xiangru Cheng, Honggang Zhong, Zhishuai Xu, Lijuan Li, Yongyong Gong, Xincheng Miao, Changjiang Song, Qijie Zhai
Publikováno v:
Metals, Vol 6, Iss 7, p 170 (2016)
It is high of commercial importance to generate the grain refinement in alloys during solidification by means of electromagnetic fields. Two typical patterns of electromagnetic fields, pulsed electric currents (ECP) and traveling magnetic field (TMF)
Externí odkaz:
https://doaj.org/article/93b376c49ec44bf886ad7dfefabdbb25
Autor:
Qianlong, Li, Qi, Feng, Heqin, Wang, Yunhai, Kang, Conghe, Zhang, Ming, Du, Yunhu, Zhang, Hui, Wang, Jinjie, Chen, Bin, Han, Yu, Fang, Ahong, Wang
Publikováno v:
In Rice Science November 2023 30(6):552-566