Bioinspired nacre-like alumina with a bulk-metallic glass-forming alloy as a compliant phase

Publikationen: Beitrag in FachzeitschriftArtikelForschung(peer-reviewed)

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Bioinspired nacre-like alumina with a bulk-metallic glass-forming alloy as a compliant phase. / Wat, Amy; Lee, Je In; Ryu, Chae Woo; Gludovatz, Bernd; Kim, Jinyeon; Tomsia, Antoni P.; Ishikawa, Takehiko; Schmitz, Julianna; Meyer, Andreas; Alfreider, Markus; Kiener, Daniel; Park, Eun Soo; Ritchie, Robert O.

in: Nature Communications, Jahrgang 10.2019, Nr. 1, 961, 27.02.2019.

Publikationen: Beitrag in FachzeitschriftArtikelForschung(peer-reviewed)

Harvard

Wat, A, Lee, JI, Ryu, CW, Gludovatz, B, Kim, J, Tomsia, AP, Ishikawa, T, Schmitz, J, Meyer, A, Alfreider, M, Kiener, D, Park, ES & Ritchie, RO 2019, 'Bioinspired nacre-like alumina with a bulk-metallic glass-forming alloy as a compliant phase', Nature Communications, Jg. 10.2019, Nr. 1, 961. https://doi.org/10.1038/s41467-019-08753-6

APA

Wat, A., Lee, J. I., Ryu, C. W., Gludovatz, B., Kim, J., Tomsia, A. P., Ishikawa, T., Schmitz, J., Meyer, A., Alfreider, M., Kiener, D., Park, E. S., & Ritchie, R. O. (2019). Bioinspired nacre-like alumina with a bulk-metallic glass-forming alloy as a compliant phase. Nature Communications, 10.2019(1), [961]. https://doi.org/10.1038/s41467-019-08753-6

Vancouver

Author

Wat, Amy ; Lee, Je In ; Ryu, Chae Woo ; Gludovatz, Bernd ; Kim, Jinyeon ; Tomsia, Antoni P. ; Ishikawa, Takehiko ; Schmitz, Julianna ; Meyer, Andreas ; Alfreider, Markus ; Kiener, Daniel ; Park, Eun Soo ; Ritchie, Robert O. / Bioinspired nacre-like alumina with a bulk-metallic glass-forming alloy as a compliant phase. in: Nature Communications. 2019 ; Jahrgang 10.2019, Nr. 1.

Bibtex - Download

@article{74b092c527b24921ba88cc15dcce6206,
title = "Bioinspired nacre-like alumina with a bulk-metallic glass-forming alloy as a compliant phase",
abstract = "Bioinspired ceramics with micron-scale ceramic “bricks” bonded by a metallic “mortar” are projected to result in higher strength and toughness ceramics, but their processing is challenging as metals do not typically wet ceramics. To resolve this issue, we made alumina structures using rapid pressureless infiltration of a zirconium-based bulk-metallic glass mortar that reactively wets the surface of freeze-cast alumina preforms. The mechanical properties of the resulting Al2O3 with a glass-forming compliant-phase change with infiltrationtemperature and ceramic content, leading to a trade-off between flexural strength (varying from 89 to 800 MPa) and fracture toughness (varying from 4 to more than 9 MPa·m½). The high toughness levels are attributed to brick pull-out and crack deflection along the ceramic/metal interfaces. Since these mechanisms are enabled by interfacial failure rather than failure within the metallic mortar, the potential for optimizing these bioinspired materials for damage tolerance has still not been fully realized.",
author = "Amy Wat and Lee, {Je In} and Ryu, {Chae Woo} and Bernd Gludovatz and Jinyeon Kim and Tomsia, {Antoni P.} and Takehiko Ishikawa and Julianna Schmitz and Andreas Meyer and Markus Alfreider and Daniel Kiener and Park, {Eun Soo} and Ritchie, {Robert O.}",
year = "2019",
month = feb,
day = "27",
doi = "10.1038/s41467-019-08753-6",
language = "English",
volume = "10.2019",
journal = "Nature Communications",
issn = "2041-1723",
publisher = "Nature Publishing Group",
number = "1",

}

RIS (suitable for import to EndNote) - Download

TY - JOUR

T1 - Bioinspired nacre-like alumina with a bulk-metallic glass-forming alloy as a compliant phase

AU - Wat, Amy

AU - Lee, Je In

AU - Ryu, Chae Woo

AU - Gludovatz, Bernd

AU - Kim, Jinyeon

AU - Tomsia, Antoni P.

AU - Ishikawa, Takehiko

AU - Schmitz, Julianna

AU - Meyer, Andreas

AU - Alfreider, Markus

AU - Kiener, Daniel

AU - Park, Eun Soo

AU - Ritchie, Robert O.

PY - 2019/2/27

Y1 - 2019/2/27

N2 - Bioinspired ceramics with micron-scale ceramic “bricks” bonded by a metallic “mortar” are projected to result in higher strength and toughness ceramics, but their processing is challenging as metals do not typically wet ceramics. To resolve this issue, we made alumina structures using rapid pressureless infiltration of a zirconium-based bulk-metallic glass mortar that reactively wets the surface of freeze-cast alumina preforms. The mechanical properties of the resulting Al2O3 with a glass-forming compliant-phase change with infiltrationtemperature and ceramic content, leading to a trade-off between flexural strength (varying from 89 to 800 MPa) and fracture toughness (varying from 4 to more than 9 MPa·m½). The high toughness levels are attributed to brick pull-out and crack deflection along the ceramic/metal interfaces. Since these mechanisms are enabled by interfacial failure rather than failure within the metallic mortar, the potential for optimizing these bioinspired materials for damage tolerance has still not been fully realized.

AB - Bioinspired ceramics with micron-scale ceramic “bricks” bonded by a metallic “mortar” are projected to result in higher strength and toughness ceramics, but their processing is challenging as metals do not typically wet ceramics. To resolve this issue, we made alumina structures using rapid pressureless infiltration of a zirconium-based bulk-metallic glass mortar that reactively wets the surface of freeze-cast alumina preforms. The mechanical properties of the resulting Al2O3 with a glass-forming compliant-phase change with infiltrationtemperature and ceramic content, leading to a trade-off between flexural strength (varying from 89 to 800 MPa) and fracture toughness (varying from 4 to more than 9 MPa·m½). The high toughness levels are attributed to brick pull-out and crack deflection along the ceramic/metal interfaces. Since these mechanisms are enabled by interfacial failure rather than failure within the metallic mortar, the potential for optimizing these bioinspired materials for damage tolerance has still not been fully realized.

UR - http://www.scopus.com/inward/record.url?scp=85062283825&partnerID=8YFLogxK

U2 - 10.1038/s41467-019-08753-6

DO - 10.1038/s41467-019-08753-6

M3 - Article

VL - 10.2019

JO - Nature Communications

JF - Nature Communications

SN - 2041-1723

IS - 1

M1 - 961

ER -