Zobrazeno 1 - 10
of 37
pro vyhledávání: '"Zhihe Dou"'
Publikováno v:
Journal of Materials Research and Technology, Vol 33, Iss , Pp 9344-9356 (2024)
The entrapment of argon bubbles and non-metallic inclusions under combined applications of electromagnetic braking (EMBr) and electromagnetic stirring (EMS) is receiving increasing attention in slab continuous casting. A Eulerian-Lagrangian model, in
Externí odkaz:
https://doaj.org/article/83a2d1884c624145b8e0e9be2ad1c9a0
Publikováno v:
Journal of Materials Research and Technology, Vol 32, Iss , Pp 4351-4364 (2024)
In this study, CuCr50 alloys were prepared by aluminum thermal reduction-high frequency refining process, and the properties were improved through hot forging and heat treatment. With increasing deformation, large Cr particles were spheroidized and r
Externí odkaz:
https://doaj.org/article/2bb95af8b1ab452e89df1a6ed5753d6a
Publikováno v:
Metals, Vol 13, Iss 11, p 1869 (2023)
A comprehensive understanding of the structural impact of composition is crucial in designing converter slag to optimize its rheological and surface properties during the smelting process. In this study, glassy CaO-SiO2-FexO samples with varying CaO/
Externí odkaz:
https://doaj.org/article/441d30209013431c86984a8f9f45e747
Publikováno v:
Nanotechnology Reviews, Vol 11, Iss 1, Pp 1237-1247 (2022)
A new process for preparing vanadium by direct reduction of V2O5 from the Mg–V2O5 self-propagating system is proposed in this article. The reaction behavior and path of V2O5 in the magnesiothermic reduction process were investigated using the XRD,
Externí odkaz:
https://doaj.org/article/726e33a01ae04c22bfba335aea86ded2
Publikováno v:
Journal of Materials Research and Technology, Vol 9, Iss 3, Pp 4379-4385 (2020)
Metal magnesium is mainly produced from the calcined dolomite by the vacuum silicothermic process. However, it requires a high energy input. An improved process was proposed in which the magnesium was produced from pre-prepared pellets. In this work,
Externí odkaz:
https://doaj.org/article/9b09301e692a424bbed75e5326c4b5d2
Publikováno v:
Green Processing and Synthesis, Vol 7, Iss 5, Pp 464-469 (2018)
A green process that uses the spray pyrolysis method to prepare activated alumina is proposed in this research. The effects of spray temperature, carrier gas pressure, and AlCl3 solution concentration are experimentally investigated using pure reagen
Externí odkaz:
https://doaj.org/article/ac4b318824764c26bd178387b216a105
Publikováno v:
Metals, Vol 10, Iss 11, p 1441 (2020)
The nucleation and condensation of Magnesium (Mg) vapor carried by argon gas (Ar) were examined. The condensation of Mg vapor at a heat source temperature of 1273–1473 K and Ar flow rate of 0.1–0.4 m3/h was analyzed. The result indicated that the
Externí odkaz:
https://doaj.org/article/ba91d5776d3b483bba2da57628e8e796
Publikováno v:
Metals, Vol 10, Iss 9, p 1259 (2020)
A novel method for preparing titanium powder by multi-stage reduction of TiO2 was proposed. Its core is the preparation of high-quality low-valent titanium oxide. In this paper, the effect mechanism of different sample preparation pressures on the pr
Externí odkaz:
https://doaj.org/article/47784ace928d4cdcbe7fe037445aa816
Publikováno v:
Metals, Vol 10, Iss 3, p 309 (2020)
A novel method to prepare low-oxygen and high-titanium ferroalloy by multistage and deep reduction was proposed in this study. Specifically, the raw materials, high titanium slag and iron concentrate are firstly reduced by insufficient Al powder to o
Externí odkaz:
https://doaj.org/article/9f62bc1d49a6440996482ec48cc42327
Publikováno v:
In Journal of Materials Research and Technology November-December 2023 27:508-521