MEMS-Based in situ electron-microscopy investigation of rapid solidification and heat treatment on eutectic Al-Cu

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MEMS-Based in situ electron-microscopy investigation of rapid solidification and heat treatment on eutectic Al-Cu. / Dumitraschkewitz, Phillip; Tunes, Matheus; Quick, Cameron R. et al.
in: Acta Materialia, Jahrgang 239.2022, Nr. 15 October, 118225, 15.10.2022.

Publikationen: Beitrag in FachzeitschriftArtikelForschung(peer-reviewed)

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@article{3878ae2a851845bf976844d061d1b9c8,
title = "MEMS-Based in situ electron-microscopy investigation of rapid solidification and heat treatment on eutectic Al-Cu",
abstract = "The solidification behavior of a eutectic AlCu specimen is investigated via in situ scanning transmission electron microscope (STEM) experiments. Solidification conditions are varied by imposing various cooling conditions via a micro-electro-mechanical system (MEMS) based membrane. The methodology allows the use of material processed by a melting and casting route close to industrial metallurgically fabricated ma- terial for in situ STEM solidification studies. Different rapid solidification morphologies could be obtained solely on a single specimen by the demonstrated strategy. Additional post-solidification heat treatments are investigated in terms of observation of spheroidization of lamellas during annealing at elevated tem- peratures.",
author = "Phillip Dumitraschkewitz and Matheus Tunes and Quick, {Cameron R.} and {Santa Rosa Coradini}, Diego and Thomas Kremmer and Parthiban Ramasamy and Peter Uggowitzer and Stefan Pogatscher",
note = "Publisher Copyright: {\textcopyright} 2022 The Author(s)",
year = "2022",
month = oct,
day = "15",
doi = "10.1016/j.actamat.2022.118225",
language = "English",
volume = "239.2022",
journal = "Acta Materialia",
issn = "1359-6454",
publisher = "Elsevier",
number = "15 October",

}

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TY - JOUR

T1 - MEMS-Based in situ electron-microscopy investigation of rapid solidification and heat treatment on eutectic Al-Cu

AU - Dumitraschkewitz, Phillip

AU - Tunes, Matheus

AU - Quick, Cameron R.

AU - Santa Rosa Coradini, Diego

AU - Kremmer, Thomas

AU - Ramasamy, Parthiban

AU - Uggowitzer, Peter

AU - Pogatscher, Stefan

N1 - Publisher Copyright: © 2022 The Author(s)

PY - 2022/10/15

Y1 - 2022/10/15

N2 - The solidification behavior of a eutectic AlCu specimen is investigated via in situ scanning transmission electron microscope (STEM) experiments. Solidification conditions are varied by imposing various cooling conditions via a micro-electro-mechanical system (MEMS) based membrane. The methodology allows the use of material processed by a melting and casting route close to industrial metallurgically fabricated ma- terial for in situ STEM solidification studies. Different rapid solidification morphologies could be obtained solely on a single specimen by the demonstrated strategy. Additional post-solidification heat treatments are investigated in terms of observation of spheroidization of lamellas during annealing at elevated tem- peratures.

AB - The solidification behavior of a eutectic AlCu specimen is investigated via in situ scanning transmission electron microscope (STEM) experiments. Solidification conditions are varied by imposing various cooling conditions via a micro-electro-mechanical system (MEMS) based membrane. The methodology allows the use of material processed by a melting and casting route close to industrial metallurgically fabricated ma- terial for in situ STEM solidification studies. Different rapid solidification morphologies could be obtained solely on a single specimen by the demonstrated strategy. Additional post-solidification heat treatments are investigated in terms of observation of spheroidization of lamellas during annealing at elevated tem- peratures.

UR - http://www.scopus.com/inward/record.url?scp=85135848053&partnerID=8YFLogxK

U2 - 10.1016/j.actamat.2022.118225

DO - 10.1016/j.actamat.2022.118225

M3 - Article

VL - 239.2022

JO - Acta Materialia

JF - Acta Materialia

SN - 1359-6454

IS - 15 October

M1 - 118225

ER -