Zobrazeno 1 - 10
of 251
pro vyhledávání: '"Norbert Schell"'
Autor:
Diego de Araujo Santana, Benjamin Ellyson, Amy Clarke, Kester Clarke, Norbert Schell, Michael Kaufman, Claudio Shyinti Kiminami, Francisco Gil Coury
Publikováno v:
Materials & Design, Vol 244, Iss , Pp 113173- (2024)
This work proposes a methodology for designing high-strength precipitation-hardened high entropy alloys (HEAs) with an FCC matrix and L12 precipitates. High-throughput solidification calculations were conducted using the CALPHAD method, evaluating 11
Externí odkaz:
https://doaj.org/article/c9a4bc22bafb4056a9f72f462c975966
Autor:
Jiajia Shen, Yeon Taek Choi, Rita Gonçalves, Norbert Schell, Jin Yang, Zhi Zeng, Ana Catarina Baptista, Hyoung Seop Kim, J.P. Oliveira
Publikováno v:
Materials & Design, Vol 242, Iss , Pp 112996- (2024)
Weldability plays a crucial role in the journey of high entropy alloys towards their engineering applications. In this study, gas metal arc welding was performed to join an as-rolled CoCrFeMnNi high entropy alloy using Monel 400 as the filler wire. T
Externí odkaz:
https://doaj.org/article/ff015cdd326b4073bc248a44f6a8f3fb
Autor:
Francisco Werley Cipriano Farias, Valdemar Rebelo Duarte, João da Cruz Payão Filho, Norbert Schell, Emad Maawad, Mélanie Bordas-Czaplicki, Fabio Machado Alves da Fonseca, Jonathan Cormier, Telmo Jorge Gomes dos Santos, João Pedro Oliveira
Publikováno v:
Materials Research Letters, Vol 12, Iss 2, Pp 97-107 (2024)
This study evaluated the effect of dedicated heat treatments (1050°C, 1100°C, 1142°C, and 1185°C/2 h + double-aging) on the uniaxial tensile properties at elevated temperature (650°C) of Inconel® 718 fabricated via arc plasma directed energy de
Externí odkaz:
https://doaj.org/article/46367006ba5a4a9382a9c9a1dd36f736
Autor:
Gerardo Garcés, Judit Medina, Pablo Pérez, Rafael Barea, Hyunkyu Lim, Shae K. Kim, Emad Maawad, Norbert Schell, Paloma Adeva
Publikováno v:
Metals, Vol 14, Iss 5, p 530 (2024)
A suitable heat treatment in the Mg97Gd2Zn1 (at.%) alloy in the as-cast condition results, after extrusion at high temperature, in a two-phase lamellar microstructure consisting of magnesium grains with thin lamellar shape precipitates and long fiber
Externí odkaz:
https://doaj.org/article/2b55c83e29864fb0988f3e9a4d8a5d8f
Autor:
Yuling Xu, Yuanding Huang, Yuye Wang, Weiming Gan, Shiwei Wang, Emad Maawad, Norbert Schell, Norbert Hort
Publikováno v:
Journal of Magnesium and Alloys, Vol 11, Iss 2, Pp 607-613 (2023)
In this study, the texture evolutions of two Mg materials during tension are explored. In-situ X-ray synchrotron and Visco-Plastic Self-Consistent (VPSC) modeling are employed to investigate the different deformation modes between pure Mg and Mg–15
Externí odkaz:
https://doaj.org/article/583ea1d2f405483a8cbc9ca983d92bbe
Autor:
Tiago A. Rodrigues, Francisco Werley Cipriano Farias, Kaiping Zhang, A. Shamsolhodaei, Jiajia Shen, N. Zhou, Norbert Schell, Jan Capek, E. Polatidis, Telmo G. Santos, J.P. Oliveira
Publikováno v:
Journal of Materials Research and Technology, Vol 21, Iss , Pp 237-251 (2022)
In this work, a 316L stainless steel to Inconel 625 functionally graded material (FGM) was built using different deposition strategies (named as direct and smooth-type interfaces) by Twin-Wire and Arc Additive Manufacturing (T-WAAM). This combination
Externí odkaz:
https://doaj.org/article/91baca1227cc4eab97fe469a3c742947
Autor:
Joachim Gussone, Marcus Willi Rackel, Silvana Tumminello, Pere Barriobero-Vila, Frederic Kreps, Klemens Kelm, Andreas Stark, Norbert Schell, Florian Pyczak, Jan Haubrich, Guillermo Requena
Publikováno v:
Materials & Design, Vol 232, Iss , Pp 112154- (2023)
We compare microstructure formation during laser powder bed fusion (LPBF) of a Ti-22Al-25Nb alloy applying low and high pre-heating build plate temperatures. Fast cooling rates during low-temperature LPBF lead to metastable weakly ordered β phase, i
Externí odkaz:
https://doaj.org/article/d721c2c942cc42e38b4bd51c9e67b460
Autor:
Igor O. Felice, Jiajia Shen, André F.C. Barragan, Isaque A.B. Moura, Binqiang Li, Binbin Wang, Hesamodin Khodaverdi, Maryam Mohri, Norbert Schell, Elyas Ghafoori, Telmo G. Santos, J.P. Oliveira
Publikováno v:
Materials & Design, Vol 231, Iss , Pp 112004- (2023)
Shape memory alloys (SMA) are a class of smart materials with inherent shape memory and superelastic characteristics. Unlike other SMAs, iron-based SMAs (Fe-SMA) offer cost-effectiveness, weldability, and robust mechanical strength for the constructi
Externí odkaz:
https://doaj.org/article/c443f70658854344bfd4879076e7df56
Autor:
Emanuel Alejandro Benatti, Natalia Soledad De Vincentis, Nowfal Al-Hamdany, Norbert Schell, Heinz-Günter Brokmeier, Martina Avalos, Raúl Eduardo Bolmaro
Publikováno v:
Journal of Synchrotron Radiation, Vol 29, Iss 3, Pp 732-748 (2022)
Debye–Scherrer patterns, obtained from X-ray diffraction experiments using synchrotron light in transmission geometry, were analysed to construct generalized pole figures, and further used as input for an orientation distribution function inversion
Externí odkaz:
https://doaj.org/article/ed743c5f0bbf43059536336c7ed33243
Effects of Heat Input on Weld Microstructure and Properties in Keyhole TIG Welding of Invar 36 Alloy
Autor:
Hongbing Liu, Shanhui Lv, Yang Xuan, João Pedro Oliveira, Norbert Schell, Jiajia Shen, Jingyu Deng, Yuhua Wang, Jin Yang
Publikováno v:
Materials, Vol 16, Iss 10, p 3692 (2023)
The Invar alloy is widely used for aircraft wing mould manufacturing. In this work, keyhole-tungsten inert gas (K-TIG) butt welding was used to join 10 mm thick Invar 36 alloy plates. The effect of heat input on the microstructure, morphology and mec
Externí odkaz:
https://doaj.org/article/53ba0ef0f1074398bf09af6ab0611466