The Role of Sacrificial and/or Protective Layers to Improve the Sintering of Electroactive Ceramics: Application to Piezoelectric PZT-Printed Thick Films for MEMS

Autor: Hélène Debéda, Maria-Isabel Rua-Taborda, Onuma Santawitee, Simon Grall, Mario Maglione, U-Chan Chung, Catherine Elissalde

Publikováno v: Ceramics, Vol 3, Iss 4, Pp 453-475 (2020)

Piezoelectric thick films are of real interest for devices such as ceramic Micro-ElectroMechanical Systems (MEMS) because they bridge the gap between thin films and bulk ceramics. The basic design of MEMS includes electrodes, a functional material, a

Externí odkaz: https://doaj.org/article/a56152d6bc8f4e878cda995dfb139f9b

Comparing hydrothermal sintering and cold sintering process: Mechanisms, microstructure, kinetics and chemistry

Autor: Mert Y. Sengul, Catherine Elissalde, Jean Marc Thibaud, Adri C. T. van Duin, Dominique Denux, Kosuke Tsuji, Clive A. Randall, Thomas Hérisson de Beauvoir, Graziella Goglio, Sun Hwi Bang, Kenji Takashima, Arnaud Ndayishimiye

Publikováno v: Journal of the European Ceramic Society
Journal of the European Ceramic Society, Elsevier, 2020, 40 (4), pp.1312-1324. ⟨10.1016/j.jeurceramsoc.2019.11.049⟩

International audience; This study reports the sintering of zinc oxide (ZnO) through the comparison between the hydrothermal sintering (HS) and the cold sintering process (CSP) operating in closed and open conditions, respectively. Sintering was perf

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9b8545d24635354cd0c6ec433fb8ba0d
https://doi.org/10.1016/j.jeurceramsoc.2019.11.049

Flash Spark Plasma Sintering of 3YSZ: Modified Sintering Pathway and Impact on Grain Boundary Formation

Autor: Claude Estournès, Zakaria Ghomari, Fabrice Mauvy, Andréas Flaureau, Geoffroy Chevallier, Catherine Elissalde, Thomas Hérisson de Beauvoir, Alicia Weibel, Rachman Chaim

Publikováno v: Journal of the European Ceramic Society
Journal of the European Ceramic Society, Elsevier, 2021, 41 (15), pp.7762-7770. ⟨10.1016/j.jeurceramsoc.2021.08.013⟩

We demonstrate the possibility to prepare porous 3 mol.% yttria stabilized zirconia ceramics thanks to a recently developed method called Flash-SPS, allowing extremely fast densification in just a few seconds. This method allows to reach heating rate

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f0292419b2817a12e18850821928ca3d
https://doi.org/10.2139/ssrn.3797427

Key features in the development of unimorph Stainless Steel cantilever with screen‐printed PZT dedicated to energy harvesting applications

Autor: Catherine Elissalde, Mario Maglione, Hélène Debéda, Onuma Santawitee, Maria Isabel Rua Taborda, Armaghan Salehian, Egon Fernandes, U-Chan Chung

Publikováno v: International Journal of Applied Ceramic Technology
International Journal of Applied Ceramic Technology, Wiley, 2020, 17 (6), pp.2533-2544. ⟨10.1111/ijac.13588⟩

International audience; The design and processing of vibrational energy harvester based on screen-printed piezoelectric lead zirconate titanate (Pb(ZrxTi1-x)O3 (PZT)) are here described. Two different structures, a simple cantilever and a complex zig

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::61acb3a0b53e1819d76ed30c54815f1f
https://hal.archives-ouvertes.fr/hal-02898843/document

Specific core-shell approaches and related properties in nanostructured ferroelectric ceramics

Autor: F. Roulland, Bernard Nysten, Cyril Aymonier, Claude Estournès, Stéphane Mornet, Luc Piraux, Mario Maglione, Catherine Elissalde, Alla Artemenko, Jérôme Majimel, U-Chan Chung, Romain Berthelot, S. Basov

Publikováno v: Ferroelectrics
Ferroelectrics, Taylor & Francis: STM, Behavioural Science and Public Health Titles, 2018, 532 (1), pp.138-159. ⟨10.1080/00150193.2018.1499408⟩
Ferroelectrics, Vol. 532, no.1, p. 138-159 (2018)

International audience; Interfaces are a major issue when designing ferroelectric nanostructured materials with tailored properties. In a context of integration and multifunctionality in the field of electronics, several strategies have been develope

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3ddb7be148ac4d2ef00c8b686d106346
https://doi.org/10.1080/00150193.2018.1499408