Zobrazeno 1 - 10
of 8 441
pro vyhledávání: '"Laves phase"'
Publikováno v:
Успехи физики металлов, Vol 25, Iss 3, Pp 520-544 (2024)
The alloys of the Ti–Zr–Mn system based on the C14-type Laves phase are considered as ones of the most promising materials for safe storage and transportation of hydrogen. These alloys have appropriate parameters for activating the processes of a
Externí odkaz:
https://doaj.org/article/273611b8d3b34dba970b3921e90f5491
Publikováno v:
Alloys, Vol 3, Iss 3, Pp 190-231 (2024)
Abstract: The refractory complex concentrated alloy (RCCA) 5Al–5Cr–5Ge–1Hf–6Mo–33Nb–19Si–20Ti–5Sn–1W (at.%) was studied in the as-cast and heat-treated conditions. The partitioning of solutes in the as-cast and heat-treated microstr
Externí odkaz:
https://doaj.org/article/1182e5014c5840428079a7751d2993b4
Publikováno v:
Journal of Materials Research and Technology, Vol 32, Iss , Pp 152-164 (2024)
The evolution of tensile properties and microstructure in three 9% Cr martensitic rotor steel with varying contents of W and Mo elements is investigated after aging at 630 °C for different durations, with a primary focus on the characteristics of ma
Externí odkaz:
https://doaj.org/article/7cd6125eaafb49d1ae0586f1c1ddacbd
Autor:
Ebrahim Mansouri, Pär Olsson
Publikováno v:
Materials Research Letters, Vol 12, Iss 7, Pp 477-483 (2024)
We here use density functional theory and the creation-relaxation algorithm to investigate the appearance of polymorphism in α-Fe, driven by irradiation-induced microstructural changes. Local constriction leads to magnetic instability and provides e
Externí odkaz:
https://doaj.org/article/2ab42c0520a545cd9ba3324cf7f8b0b9
Autor:
Markus Felten, Veronika Chaineux, Siyuan Zhang, Ali Tehranchi, Tilmann Hickel, Christina Scheu, Joshua Spille, Marta Lipińska-Chwałek, Joachim Mayer, Benjamin Berkels, Marcus Hans, Imke Greving, Silja Flenner, Sandra Sefa, Daniela Zander
Publikováno v:
Journal of Magnesium and Alloys, Vol 12, Iss 6, Pp 2447-2461 (2024)
The electrochemical corrosion mechanisms of Mg alloys were extensively studied in previous investigations of different chemical compositions, modified surface states and various electrolyte conditions. However, recent research focused on the active s
Externí odkaz:
https://doaj.org/article/b8a809dfae5246fca3d560b53acb7ce1
Publikováno v:
Teshugang, Vol 45, Iss 3, Pp 96-104 (2024)
The service performance of welded parts is directly impacted by the microstructure of the Inconel 718 welded joint； however， there is a lack of comprehensive research on the impact of the Mn element on the microstructure and perfor⁃ mance of th
Externí odkaz:
https://doaj.org/article/afee7d297c844479bc97cdd2a6916f91
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 8563-8575 (2024)
Laser cladding is a promising surface modification and repair technology for fabricating Inconel 718 parts. However, laser cladding may produce coarse grains and brittle Laves phase, leading to a significant decrease in performance. The application o
Externí odkaz:
https://doaj.org/article/094661eba54e4bacbadcea8c50a117fb
Autor:
Chundong Wang, Jie Pan, Zhi Yang, Jiwei Lin, Ping Cao, Cheng Su, Cong Li, Meiyi Yao, Xueshan Xiao
Publikováno v:
Journal of Materials Research and Technology, Vol 29, Iss , Pp 5681-5692 (2024)
The effect of yttrium on the 475 °C brittleness and microstructure stability of Fe–13Cr–6Al–2Mo-0.5Nb-0.15Zr alloy after long-term aging at 475 °C has been investigated. At the early stage of aging, the nanoscale metastable transition phase p
Externí odkaz:
https://doaj.org/article/7d1a6452ee314b049a1efae3278ea051
Autor:
Mohammad Zohourmesgar, Reza Shoja Razavi, Mohammad Reza Dehnavi, Mohammad Reza Sheykholeslami, Mehrdad Khandaei
Publikováno v:
Ultrasonics Sonochemistry, Vol 111, Iss , Pp 107124- (2024)
Laser direct deposition (LDD) is widely used to repair and manufacture high-value industrial components. However, it faces various defects, such as porosity, cracks, non-uniform microstructure, lack of fusion, keyhole phenomenon, element segregation,
Externí odkaz:
https://doaj.org/article/f2d361f2821d4837860813413507df7f
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