Zobrazeno 1 - 10
of 13
pro vyhledávání: '"Manping Cheng"'
Publikováno v:
Materials, Vol 17, Iss 19, p 4860 (2024)
In the process of directed energy deposition (DED), the grain structure of the deposited samples is determined by two aspects. The first is the initial solidification grain structure; the second is the effect of the upper thermal cycle on the solidif
Externí odkaz:
https://doaj.org/article/c7f23c93b579423eb25965828244ab00
Publikováno v:
Journal of Materials Research and Technology, Vol 18, Iss , Pp 2001-2012 (2022)
Epitaxial growth of dendrites often results in a strong texture, which is a common phenomenon in a laser additive manufacturing process. In this study, pulsed lasers with flat-top and Gaussian intensity profiles were used to modulate the molten pool
Externí odkaz:
https://doaj.org/article/33ca9ab6383c4b84958193971beeb5c9
Publikováno v:
Materials, Vol 16, Iss 19, p 6610 (2023)
This paper mainly analyzes the typical thermodynamic response (thermal history, thermal strain and residual stress) in a conventional continuous-wave (CW) laser during Directed Energy Deposition (DED). The influence of process parameters (laser power
Externí odkaz:
https://doaj.org/article/9995a4042cd14803bba7df64a0a91be7
Publikováno v:
Journal of Materials Research and Technology, Vol 15, Iss , Pp 582-594 (2021)
The heterogeneous trans-scale structures play important roles in achieving high strength and toughness in austenitic stainless steels fabricated by directed energy deposition (DED). In this study, systematic annealing investigations were demonstrated
Externí odkaz:
https://doaj.org/article/faa446ecb05a453da40518a9a8e95fd8
Publikováno v:
Materials, Vol 15, Iss 9, p 3286 (2022)
The epitaxial growth of dendrites, which often results in a strong texture, is the most common phenomenon during the laser additive manufacturing process. In this study, the epitaxial growth of dendrites and texture evolution in three directions were
Externí odkaz:
https://doaj.org/article/85efe9cee9fb4bca9d7827a1172537f1
Publikováno v:
Materials, Vol 13, Iss 5, p 1210 (2020)
Refining microstructure is an important issue for laser additive manufacturing (LAM) of titanium alloy. In the present work, the microstructures of LAM-fabricated Ti6Al4V alloy were refined using a low energy density with the combination of a small s
Externí odkaz:
https://doaj.org/article/0c5f71a50f5543d1baf257f9515f7833
Publikováno v:
Journal of Materials Research and Technology, Vol 15, Iss, Pp 582-594 (2021)
The heterogeneous trans-scale structures play important roles in achieving high strength and toughness in austenitic stainless steels fabricated by directed energy deposition (DED). In this study, systematic annealing investigations were demonstrated
Publikováno v:
Coatings; Volume 12; Issue 11; Pages: 1736
Metal corrosion causes huge economic losses and major disasters every year. Inspired by the lotus leaf and nepenthes pitcher, the superhydrophobic surfaces (SHS) and the slippery liquid-infused porous surfaces (SLIPS) were produced as a potential str
Publikováno v:
Materials Letters. 313:131768
Publikováno v:
Infrared Physics & Technology. 120:103996