Scaling up the cold sintering process of ceramics

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Scaling up the cold sintering process of ceramics. / Jabr, Abdullah; Jones, Haley N.; Argüelles, Andrea P. et al.
in: Journal of the European Ceramic Society, Jahrgang 43, Nr. 12, 30.05.2023, S. 5319-5329.

Publikationen: Beitrag in FachzeitschriftArtikelForschung(peer-reviewed)

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Jabr A, Jones HN, Argüelles AP, Trolier-McKinstry S, Randall CA, Bermejo Moratinos R. Scaling up the cold sintering process of ceramics. Journal of the European Ceramic Society. 2023 Mai 30;43(12):5319-5329. doi: https://doi.org/10.1016/j.jeurceramsoc.2023.04.061

Author

Jabr, Abdullah ; Jones, Haley N. ; Argüelles, Andrea P. et al. / Scaling up the cold sintering process of ceramics. in: Journal of the European Ceramic Society. 2023 ; Jahrgang 43, Nr. 12. S. 5319-5329.

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@article{5595f89adea34a3192a23f5330f6d9a4,
title = "Scaling up the cold sintering process of ceramics",
abstract = "The cold sintering process (CSP) densifies ceramics below 300 °C by utilizing a transient phase and applied pressure. Although CSP has been employed for densifying a variety of functional systems, their structural integrity does not always reach that of conventionally sintered parts. On the example of ZnO, this study aims to eliminate processing-induced defects that compromise the strength of cold sintered materials. Ultrasonic evaluation was employed for nondestructive detection of flaws prior to mechanical testing. Load transfer misalignments and fast heating rates were found as major sources of defects, impairing the mechanical strength. Based on these findings, multiple disc-shaped samples (13 mm diameter and ∼1.3 mm thickness) were cold sintered simultaneously using precisely aligned punches and slow heating rates. The obtained homogeneous densification, high relative density (>97%) and relatively high strength (∼120 MPa), i.e. two times superior to previously reported values, demonstrates the feasibility of scaling up the CSP towards industrial implementation.",
author = "Abdullah Jabr and Jones, {Haley N.} and Arg{\"u}elles, {Andrea P.} and S. Trolier-McKinstry and Randall, {Clive A.} and {Bermejo Moratinos}, Raul",
note = "Publisher Copyright: {\textcopyright} 2023 The Authors",
year = "2023",
month = may,
day = "30",
doi = "https://doi.org/10.1016/j.jeurceramsoc.2023.04.061",
language = "English",
volume = "43",
pages = "5319--5329",
journal = "Journal of the European Ceramic Society",
issn = "0955-2219",
publisher = "Elsevier",
number = "12",

}

RIS (suitable for import to EndNote) - Download

TY - JOUR

T1 - Scaling up the cold sintering process of ceramics

AU - Jabr, Abdullah

AU - Jones, Haley N.

AU - Argüelles, Andrea P.

AU - Trolier-McKinstry, S.

AU - Randall, Clive A.

AU - Bermejo Moratinos, Raul

N1 - Publisher Copyright: © 2023 The Authors

PY - 2023/5/30

Y1 - 2023/5/30

N2 - The cold sintering process (CSP) densifies ceramics below 300 °C by utilizing a transient phase and applied pressure. Although CSP has been employed for densifying a variety of functional systems, their structural integrity does not always reach that of conventionally sintered parts. On the example of ZnO, this study aims to eliminate processing-induced defects that compromise the strength of cold sintered materials. Ultrasonic evaluation was employed for nondestructive detection of flaws prior to mechanical testing. Load transfer misalignments and fast heating rates were found as major sources of defects, impairing the mechanical strength. Based on these findings, multiple disc-shaped samples (13 mm diameter and ∼1.3 mm thickness) were cold sintered simultaneously using precisely aligned punches and slow heating rates. The obtained homogeneous densification, high relative density (>97%) and relatively high strength (∼120 MPa), i.e. two times superior to previously reported values, demonstrates the feasibility of scaling up the CSP towards industrial implementation.

AB - The cold sintering process (CSP) densifies ceramics below 300 °C by utilizing a transient phase and applied pressure. Although CSP has been employed for densifying a variety of functional systems, their structural integrity does not always reach that of conventionally sintered parts. On the example of ZnO, this study aims to eliminate processing-induced defects that compromise the strength of cold sintered materials. Ultrasonic evaluation was employed for nondestructive detection of flaws prior to mechanical testing. Load transfer misalignments and fast heating rates were found as major sources of defects, impairing the mechanical strength. Based on these findings, multiple disc-shaped samples (13 mm diameter and ∼1.3 mm thickness) were cold sintered simultaneously using precisely aligned punches and slow heating rates. The obtained homogeneous densification, high relative density (>97%) and relatively high strength (∼120 MPa), i.e. two times superior to previously reported values, demonstrates the feasibility of scaling up the CSP towards industrial implementation.

UR - http://www.scopus.com/inward/record.url?scp=85158868069&partnerID=8YFLogxK

U2 - https://doi.org/10.1016/j.jeurceramsoc.2023.04.061

DO - https://doi.org/10.1016/j.jeurceramsoc.2023.04.061

M3 - Article

VL - 43

SP - 5319

EP - 5329

JO - Journal of the European Ceramic Society

JF - Journal of the European Ceramic Society

SN - 0955-2219

IS - 12

ER -