Zobrazeno 1 - 10
of 139
pro vyhledávání: '"Sergio Scudino"'
Autor:
Pei Wang, Yang Lei, Jun-Fang Qi, Si-Jie Yu, Rossitza Setchi, Ming-Wei Wu, Jürgen Eckert, Hai-Chao Li, Sergio Scudino
Publikováno v:
Materials, Vol 14, Iss 22, p 7048 (2021)
In this study, the wear behavior of a heat-treatable Al-7Si-0.5Mg-0.5Cu alloy fabricated by selective laser melting was investigated systematically. Compared with the commercial homogenized AA2024 alloy, the fine secondary phase of the SLM Al-Cu-Mg-S
Externí odkaz:
https://doaj.org/article/dd775257709f462dbc545d0503f21c02
Publikováno v:
Journal of Manufacturing and Materials Processing, Vol 5, Iss 1, p 23 (2021)
The critical cooling rate necessary for glass formation via melt solidification poses inherent constraints on sample size using conventional casting techniques. This drawback can be overcome by pressure-assisted sintering of metallic glass powders at
Externí odkaz:
https://doaj.org/article/757b3864685f45afa850f13be30bbeb8
Publikováno v:
Metals, Vol 11, Iss 3, p 461 (2021)
The phase and microstructure formation as well as mechanical properties of the rapidly solidified Mg67Ag33 (at. %) alloy were investigated. Owing to kinetic constraints effective during rapid cooling, the formation of equilibrium phases is suppressed
Externí odkaz:
https://doaj.org/article/443878156ee348c7ba1ad59db788851b
Publikováno v:
Materials, Vol 13, Iss 17, p 3803 (2020)
The constraint in sample size imposed by the critical cooling rate necessary for glass formation using conventional casting techniques is possibly the most critical limitation for the extensive use of bulk metallic glasses (BMGs) in structural applic
Externí odkaz:
https://doaj.org/article/f4e0fd1596aa4363be82a3b6ebd595ba
Autor:
Özge Balcı, Konda Gokuldoss Prashanth, Sergio Scudino, Duygu Ağaoğulları, İsmail Duman, M. Lütfi Öveçoğlu, Volker Uhlenwinkel, Jürgen Eckert
Publikováno v:
Metals, Vol 5, Iss 2, Pp 669-685 (2015)
Al matrix composites reinforced with 40 vol% Fe50.1Co35.1Nb7.7B4.3Si2.8 glassy particles have been produced by powder metallurgy, and their microstructure and mechanical properties have been investigated in detail. Different processing routes (hot pr
Externí odkaz:
https://doaj.org/article/595f5cf28ae5492383ae4a614ee70131
Autor:
Pan Ma, Konda G. Prashanth, Sergio Scudino, Yandong Jia, Hongwei Wang, Chunming Zou, Zunjie Wei, Jürgen Eckert
Publikováno v:
Metals, Vol 4, Iss 1, Pp 28-36 (2014)
The microstructure and mechanical properties of Al-20Si produced by selective laser melting (SLM) are investigated for different heat treatment conditions. As a result of the high cooling rate during processing, the as-built SLM material displays a m
Externí odkaz:
https://doaj.org/article/aa63ff3fd74c49e7858bb9993dcb67bf
Autor:
Ksenia Zhuravleva, Matthias Bönisch, Konda Gokuldoss Prashanth, Ute Hempel, Arne Helth, Thomas Gemming, Mariana Calin, Sergio Scudino, Ludwig Schultz, Jürgen Eckert, Annett Gebert
Publikováno v:
Materials, Vol 6, Iss 12, Pp 5700-5712 (2013)
We used selective laser melting (SLM) and hot pressing of mechanically-alloyed β-type Ti–40Nb powder to fabricate macroporous bulk specimens (solid cylinders). The total porosity, compressive strength, and compressive elastic modulus of the SLM-fa
Externí odkaz:
https://doaj.org/article/c62b295df79f480fb685d606cdb1f9e6
Autor:
Anil Kumar Chaubey, Sergio Scudino, Mohsen Samadi Khoshkhoo, Konda G. Prashanth, Nilay Krishna Mukhopadhyay, Barada Kanta Mishra, Jürgen Eckert
Publikováno v:
Metals, Vol 3, Iss 1, Pp 58-68 (2013)
Nanocrystalline Mg-7.4%Al powder was prepared by mechanical alloying using a high-energy mill. The evolution of the various phases and their microstructure, including size and morphology of the powder particles in the course of milling and during sub
Externí odkaz:
https://doaj.org/article/3967d30992ec4da4927067f42449c995
Publikováno v:
Metals, Vol 2, Iss 2, Pp 79-94 (2012)
Brass-matrix composites reinforced with 40 and 60 vol.% of Ni59Zr20Ti16Si2Sn3 glassy particles were produced by powder metallurgy. The crystallization behavior and the temperature dependence of the viscosity of the glass reinforcement were studied in
Externí odkaz:
https://doaj.org/article/9a947672ca544b2b8177efd80afd674d
Autor:
Jürgen Eckert, Gavin Vaughan, Mihai Stoica, Mohsen Samadi Khoshkhoo, Kumar B. Surreddi, Konda G. Prashanth, Sergio Scudino
Publikováno v:
Materials, Vol 5, Iss 1, Pp 1-11 (2011)
Thermal stability, structure and mechanical properties of the multi-component Zr58.5Ti8.2Cu14.2Ni11.4Al7.7 bulk metallic glass have been studied in detail. The glassy material displays good thermal stability against crystallization and a fairly large
Externí odkaz:
https://doaj.org/article/4ffc0a20cddf4bb1a823ef00263f8d62