Ta-based 413 and 211 MAX phase solid solutions with Hf and Nb

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Ta-based 413 and 211 MAX phase solid solutions with Hf and Nb. / Griseri, Matteo; Tunca, Bensu; Huang, Shuigen; Dahlqvist, Martin; Rosen, Johanna; Lu, Jun; Persson, Per O. A.; Popescu, Lucia; Vleugels, Jozef; Lambrinou, Konstantza.

In: Journal of the European Ceramic Society, Vol. 40, No. 5, 40, 27.12.2019, p. 1829-1838.

Research output: Contribution to journalArticle

Harvard

Griseri, M, Tunca, B, Huang, S, Dahlqvist, M, Rosen, J, Lu, J, Persson, POA, Popescu, L, Vleugels, J & Lambrinou, K 2019, 'Ta-based 413 and 211 MAX phase solid solutions with Hf and Nb', Journal of the European Ceramic Society, vol. 40, no. 5, 40, pp. 1829-1838. https://doi.org/10.1016/j.jeurceramsoc.2019.12.052

APA

Griseri, M., Tunca, B., Huang, S., Dahlqvist, M., Rosen, J., Lu, J., ... Lambrinou, K. (2019). Ta-based 413 and 211 MAX phase solid solutions with Hf and Nb. Journal of the European Ceramic Society, 40(5), 1829-1838. [40]. https://doi.org/10.1016/j.jeurceramsoc.2019.12.052

Vancouver

Griseri M, Tunca B, Huang S, Dahlqvist M, Rosen J, Lu J et al. Ta-based 413 and 211 MAX phase solid solutions with Hf and Nb. Journal of the European Ceramic Society. 2019 Dec 27;40(5):1829-1838. 40. https://doi.org/10.1016/j.jeurceramsoc.2019.12.052

Author

Griseri, Matteo ; Tunca, Bensu ; Huang, Shuigen ; Dahlqvist, Martin ; Rosen, Johanna ; Lu, Jun ; Persson, Per O. A. ; Popescu, Lucia ; Vleugels, Jozef ; Lambrinou, Konstantza. / Ta-based 413 and 211 MAX phase solid solutions with Hf and Nb. In: Journal of the European Ceramic Society. 2019 ; Vol. 40, No. 5. pp. 1829-1838.

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@article{83063e33c6624fdfb34f700615a71f5b,
title = "Ta-based 413 and 211 MAX phase solid solutions with Hf and Nb",
abstract = "New bulk MAX phase-based ceramics were synthesized in the Ta–Hf–Al–C and Ta–Nb–Al–C systems. Specifically, (Ta1-x,Hfx)4AlC3 and (Ta1-x,Nbx)4AlC3 stoichiometries with x = 0.05, 0.1, 0.15, 0.2, 0.25 were targeted by reactive hot pressing of Ta2H, HfH2, NbH0.89, Al and C powder mixtures at 1550°C in vacuum. The produced ceramics were characterized in terms of phase composition and microstructure by X-ray diffraction, scanning electron microscopy, electron probe microanalysis and scanning transmission electron microscopy. The investigation confirmed the existence of such M-site solid solutions with low solute concentrations, as predicted by first-principles calculations. These calculations also predicted a linear trend in lattice parameter evolution with increasing Hf concentration, in agreement with the experimental results. In order to increase the low phase purity of the produced ceramics, Sn was added to form (Ta1-x,Hfx)4(Al0.5,Sn0.5)C3 and (Ta1-x,Nbx)4(Al0.5,Sn0.5)C3 double solid solutions, thus resulting in a higher content of the 413 MAX phase compounds in the produced ceramics.",
keywords = "MAX phases, Tantalum Hafnium, Niobium, Ta4AlC3",
author = "Matteo Griseri and Bensu Tunca and Shuigen Huang and Martin Dahlqvist and Johanna Rosen and Jun Lu and Persson, {Per O. A.} and Lucia Popescu and Jozef Vleugels and Konstantza Lambrinou",
note = "Score=10",
year = "2019",
month = "12",
day = "27",
doi = "10.1016/j.jeurceramsoc.2019.12.052",
language = "English",
volume = "40",
pages = "1829--1838",
journal = "Journal of the European Ceramic Society",
issn = "0955-2219",
publisher = "Elsevier",
number = "5",

}

RIS - Download

TY - JOUR

T1 - Ta-based 413 and 211 MAX phase solid solutions with Hf and Nb

AU - Griseri, Matteo

AU - Tunca, Bensu

AU - Huang, Shuigen

AU - Dahlqvist, Martin

AU - Rosen, Johanna

AU - Lu, Jun

AU - Persson, Per O. A.

AU - Popescu, Lucia

AU - Vleugels, Jozef

AU - Lambrinou, Konstantza

N1 - Score=10

PY - 2019/12/27

Y1 - 2019/12/27

N2 - New bulk MAX phase-based ceramics were synthesized in the Ta–Hf–Al–C and Ta–Nb–Al–C systems. Specifically, (Ta1-x,Hfx)4AlC3 and (Ta1-x,Nbx)4AlC3 stoichiometries with x = 0.05, 0.1, 0.15, 0.2, 0.25 were targeted by reactive hot pressing of Ta2H, HfH2, NbH0.89, Al and C powder mixtures at 1550°C in vacuum. The produced ceramics were characterized in terms of phase composition and microstructure by X-ray diffraction, scanning electron microscopy, electron probe microanalysis and scanning transmission electron microscopy. The investigation confirmed the existence of such M-site solid solutions with low solute concentrations, as predicted by first-principles calculations. These calculations also predicted a linear trend in lattice parameter evolution with increasing Hf concentration, in agreement with the experimental results. In order to increase the low phase purity of the produced ceramics, Sn was added to form (Ta1-x,Hfx)4(Al0.5,Sn0.5)C3 and (Ta1-x,Nbx)4(Al0.5,Sn0.5)C3 double solid solutions, thus resulting in a higher content of the 413 MAX phase compounds in the produced ceramics.

AB - New bulk MAX phase-based ceramics were synthesized in the Ta–Hf–Al–C and Ta–Nb–Al–C systems. Specifically, (Ta1-x,Hfx)4AlC3 and (Ta1-x,Nbx)4AlC3 stoichiometries with x = 0.05, 0.1, 0.15, 0.2, 0.25 were targeted by reactive hot pressing of Ta2H, HfH2, NbH0.89, Al and C powder mixtures at 1550°C in vacuum. The produced ceramics were characterized in terms of phase composition and microstructure by X-ray diffraction, scanning electron microscopy, electron probe microanalysis and scanning transmission electron microscopy. The investigation confirmed the existence of such M-site solid solutions with low solute concentrations, as predicted by first-principles calculations. These calculations also predicted a linear trend in lattice parameter evolution with increasing Hf concentration, in agreement with the experimental results. In order to increase the low phase purity of the produced ceramics, Sn was added to form (Ta1-x,Hfx)4(Al0.5,Sn0.5)C3 and (Ta1-x,Nbx)4(Al0.5,Sn0.5)C3 double solid solutions, thus resulting in a higher content of the 413 MAX phase compounds in the produced ceramics.

KW - MAX phases

KW - Tantalum Hafnium

KW - Niobium

KW - Ta4AlC3

UR - http://ecm.sckcen.be/OTCS/llisapi.dll/open/37124211

U2 - 10.1016/j.jeurceramsoc.2019.12.052

DO - 10.1016/j.jeurceramsoc.2019.12.052

M3 - Article

VL - 40

SP - 1829

EP - 1838

JO - Journal of the European Ceramic Society

JF - Journal of the European Ceramic Society

SN - 0955-2219

IS - 5

M1 - 40

ER -

ID: 5942537