Zobrazeno 1 - 10
of 128
pro vyhledávání: '"Mingjun Peng"'
Publikováno v:
Journal of Materials Research and Technology, Vol 31, Iss , Pp 908-926 (2024)
Mg–Pb-9.2Al-0.8B alloy faces a significant strength-toughness balance problem in applications. To address this challenge, severe plastic deformation was applied to the alloy by combining traditional extrusion with multi-pass equal channel angular p
Externí odkaz:
https://doaj.org/article/40b0e660fe7f46659f2f1b480dec56d4
Publikováno v:
Journal of Materials Research and Technology, Vol 26, Iss , Pp 9139-9156 (2023)
Hot compression tests in the temperature range of 493-653 K and strain rates of 0.01-10.00 s−1 were used to evaluate the hot deformation behavior of 60Mg-30Pb-9.2Al-0.8B alloy. In order to optimize the hot working parameters, the Arrhenius constitu
Externí odkaz:
https://doaj.org/article/472ff9bdf0da43ff9d8ec195c8515e26
Publikováno v:
Journal of Materials Research and Technology, Vol 25, Iss , Pp 1882-1897 (2023)
In this work, TA2 pure titanium was treated by borocarburizing (BC), boriding first and then carburizing (B + C), and carburizing first and then boriding (C + B), and morphology and wear and corrosion properties of these layers were investigated. The
Externí odkaz:
https://doaj.org/article/55d14a5c54d448ada6ab48a60a0dab29
Publikováno v:
Journal of Materials Research and Technology, Vol 24, Iss , Pp 6048-6064 (2023)
Effect of grain refinement on corrosion behavior of Mg–Pb-9.2Al-0.8B alloy by equal-channel angular pressing (ECAP). By measuring open circuit potential (OCP) and electrochemical impedance spectroscopy (EIS), the corrosion behavior of as-cast and E
Externí odkaz:
https://doaj.org/article/91f131e08e8f4709a8dc5e657ae4b461
Publikováno v:
Journal of Materials Research and Technology, Vol 23, Iss , Pp 4032-4043 (2023)
The boride layer was prepared on the surface of Ti–5Al–2.5Sn alloy by powder-pack borided at 975–1075 °C for 20 h with a temperature interval of 25 °C, and surface morphology, phase composition, microstructure, hardness, and wear properties o
Externí odkaz:
https://doaj.org/article/07be897919e94daa821be81246e31ae7
Publikováno v:
International Journal of Digital Earth, Vol 15, Iss 1, Pp 2376-2399 (2022)
Semantic segmentation for remote sensing images faces challenges of unbalanced category weight, rich context causing difficulties of recognition, blurred boundaries of multi-scale objects, and so on. To address these problems, we propose a new model
Externí odkaz:
https://doaj.org/article/f68005344059495dad7b9783d358f102
Publikováno v:
International Journal of Digital Earth, Vol 17, Iss 1 (2024)
ABSTRACTFine-scale population estimation (FPE) is crucial for urban management. After training, the bottom-up FPE models can be applied independently of census data. However, given the lack of real fine-scale population data, the existing bottom-up m
Externí odkaz:
https://doaj.org/article/bd1e6e39dfc041aaae53c071f37466ea
Publikováno v:
Entropy, Vol 25, Iss 10, p 1444 (2023)
The rapid development of information technology has made the amount of information in massive texts far exceed human intuitive cognition, and dependency parsing can effectively deal with information overload. In the background of domain specializatio
Externí odkaz:
https://doaj.org/article/dfd7376ad7e146088c4ee53fcc6d761a
Publikováno v:
Metals, Vol 13, Iss 9, p 1589 (2023)
In order to explore the influence of rare earth element Y on the electrical contact properties of Pt–Ir alloys, Pt–10Ir–Y and Pt–25Ir–Y were prepared via arc melting combined with thermal processing, and electrical contact experiments were
Externí odkaz:
https://doaj.org/article/ebf2f4467f2b4ece854170d82aea7dcf
Publikováno v:
Materials & Design, Vol 225, Iss , Pp 111478- (2023)
As one of the important ways to improve surface properties of Ti alloys, the boride layer prepared by the pack boriding is closely related to the growth and morphology of TiB whiskers in the boride layer, whereas the growth and morphology of TiB whis
Externí odkaz:
https://doaj.org/article/66323e53b3fd4307a19c89ca86a48fbf