Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Marcel J.M. Hermans"'
Autor:
Amin Ebrahimi, Mohammad Sattari, Aravind Babu, Arjun Sood, Gert-Willem R.B.E. Römer, Marcel J.M. Hermans
Publikováno v:
Journal of Materials Research and Technology, Vol 27, Iss , Pp 3955-3967 (2023)
Laser beam shaping offers remarkable possibilities to control and optimise process stability and tailor material properties and structure in laser-based welding and additive manufacturing. However, little is known about the influence of laser beam sh
Externí odkaz:
https://doaj.org/article/271510f16a774b4a991b0ae4a2f4270f
Autor:
Arjun Sood, Jim Schimmel, Marko Bosman, Constantinos Goulas, Vera Popovich, Marcel J.M. Hermans
Publikováno v:
Materials & Design, Vol 240, Iss , Pp 112837- (2024)
The binary Fe–Ni system offers alloys with notably low linear coefficients of thermal expansion (CTE), contingent upon their Ni content. In this respect twin-wire arc additive manufacturing (T-WAAM) presents the opportunity of in-situ alloying thro
Externí odkaz:
https://doaj.org/article/46f1c2b6ec034e3db74fb643407f31a2
Publikováno v:
Journal of Materials Research and Technology, Vol 26, Iss , Pp 1508-1526 (2023)
Additive manufacturing offers a significant potential for producing metallic parts with distinctly localised microstructures and mechanical properties, commonly known as functional grading. While functional grading is generally accomplished through c
Externí odkaz:
https://doaj.org/article/cceab041a9d049bea594f33792bac805
Autor:
Arjun Sood, Jim Schimmel, Vitoria M. Ferreira, Marko Bosman, Constantinos Goulas, Vera Popovich, Marcel J.M. Hermans
Publikováno v:
Journal of Materials Research and Technology, Vol 25, Iss , Pp 6183-6197 (2023)
Invar alloys exhibit low thermal expansion and are useful in applications requiring dimensional stability when subject to temperature changes. Conventional production of Invar faces certain challenges that can be offset by exploiting additive manufac
Externí odkaz:
https://doaj.org/article/a7e2c614d13e42bda88bdeecbea35869
Autor:
Amin Ebrahimi, Marcel J.M. Hermans
Publikováno v:
Journal of Advanced Joining Processes, Vol 8, Iss , Pp 100154- (2023)
Laser butt welding of thin metal sheets is a widely used fusion-based joining technique in industrial manufacturing. A comprehensive understanding of the complex transport phenomena during the welding process is essential for achieving high-quality w
Externí odkaz:
https://doaj.org/article/3ccbc8573734473d87e6c00947da86e6
Autor:
Zhaoying Ding, Johannes C. Brouwer, Cees Kwakernaak, Jia-Ning Zhu, Vera Popovich, Marcel J.M. Hermans, Willem G. Sloof
Publikováno v:
Materials & Design, Vol 225, Iss , Pp 111577- (2023)
To prevent premature triggering of the healing reaction in Mo-Si containing self-healing thermal barrier coating system, an oxygen impenetrable shell (α-Al2O3) around the sacrificial healing particles (MoSi2) is desired. Here an encapsulation method
Externí odkaz:
https://doaj.org/article/1f67d652caba4cf5925b94b267e9f59f
Autor:
Amin Ebrahimi, Mohammad Sattari, Scholte J.L. Bremer, Martin Luckabauer, Gert-willem R.B.E. Römer, Ian M. Richardson, Chris R. Kleijn, Marcel J.M. Hermans
Publikováno v:
Materials & Design, Vol 214, Iss , Pp 110385- (2022)
The absorptivity of a material is a major uncertainty in numerical simulations of laser welding and additive manufacturing, and its value is often calibrated through trial-and-error exercises. This adversely affects the capability of numerical simula
Externí odkaz:
https://doaj.org/article/78f4c43b8d4c4c6eb3851308b90ae846
Publikováno v:
Metals, Vol 9, Iss 6, p 673 (2019)
Wire and arc additive manufacturing (WAAM) is a 3D metal printing technique based on the arc welding process. WAAM is considered to be suitable to produce large-scale metallic components by combining high deposition rate and low cost. WAAM uses conve
Externí odkaz:
https://doaj.org/article/796b5b806c624d5b802158ee0af08757
Autor:
Zhaoying Ding, Johannes C. Brouwer, Jia-Ning Zhu, Vera Popovich, Marcel J.M. Hermans, Willem G. Sloof
Publikováno v:
Scripta Materialia. 234:115580
Boron containing MoSi2 is a promising material for applications at high temperature, but the oxidation mechanism is still unclear. In this work, the high temperature (1100 °C) oxidation of B doped MoSi2 in synthetic air has been investigated. A (bor
Autor:
Zhaoying Ding, Johannes C. Brouwer, Cees Kwakernaak, Marcel J.M. Hermans, Vera Popovich, Willem J. Quadakkers, Willem G. Sloof
Publikováno v:
Corrosion Science: the journal on environmental degradation of materials and its control, 211
Mo(AlxSi1-x)2 alloy with x in the range of 0.35–0.65 were prepared by a one-step spark plasma sintering. To study the exclusive formation of an α-Al2O3 scale, oxidation experiments were conducted in low and high oxygen partial pressure ambient at