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Naji, M. |
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Motta, Antonella |
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Aletan, Dirar |
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Mohamed, Tarek |
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Ertürk, Emre |
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Taccardi, Nicola |
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Kononenko, Denys |
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Petrov, R. H. | Madrid |
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Alshaaer, Mazen | Brussels |
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Bih, L. |
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Casati, R. |
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Muller, Hermance |
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Kočí, Jan | Prague |
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Šuljagić, Marija |
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Kalteremidou, Kalliopi-Artemi | Brussels |
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Azam, Siraj |
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Ospanova, Alyiya |
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Blanpain, Bart |
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Ali, M. A. |
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Popa, V. |
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Rančić, M. |
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Ollier, Nadège |
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Azevedo, Nuno Monteiro |
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Landes, Michael |
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Rignanese, Gian-Marco |
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Genevois, Cecile
Conditions Extrêmes et Matériaux Haute Température et Irradiation
in Cooperation with on an Cooperation-Score of 37%
Topics
Publications (12/12 displayed)
- 2023Towards new zero-thermal-expansion materials: Li-free quartz solid solutions stuffed with transition metal cationscitations
- 2023Silicon Oxynitride Coatings Are Very Promising for Inert and Durable Pharmaceutical Glass Vialscitations
- 2022Towards new zero-thermal-expansion materials: Li-free quartz solid solutions stuffed with transition metal cations
- 2022Highly transparent bismuth borotellurite glass-ceramics: Comprehension of crystallization mechanismscitations
- 2019Persistent energy transfer in ZGO:Cr3+,Yb3+: a new strategy to design nano glass-ceramics featuring deep red and near infrared persistent luminescencecitations
- 2015Transparency through Structural Disorder: A New Concept for Innovative Transparent Ceramicscitations
- 2015Structure of Arsenic Selenide Glasses Studied by NMR: Selenium Chain Length Distributions and the Flory Modelcitations
- 2014Long-lasting luminescent ZnGa2O4:Cr3+ transparent glass-ceramicscitations
- 2014Chromium enrichment on the habit plane of dislocation loops in ion-irradiated high-purity Fe-Cr alloyscitations
- 2013Characterisation of Cr, Si and P distribution at dislocations and grain-boundaries in neutron irradiated Fe–Cr model alloys of low puritycitations
- 2012Atomic scale observation of phase separation and formation of silicon clusters in Hf higk-κ silicatescitations
- 2011Effect of neutron-irradiation on the microstructure of a Fe–12at.%Cr alloycitations
Places of action
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article
Transparency through Structural Disorder: A New Concept for Innovative Transparent Ceramics
Abstract
Transparent polycrystalline ceramics present significant economical and functional advantages over single crystal materials for optical, communication, and laser technologies. To date, transparency in these ceramics is ensured either by an optical isotropy (i.e., cubic symmetry) or a nanometric crystallite size, and the main challenge remains to eliminate porosity through complex high pressure−high temperature synthesis. Here we introduce a new concept to achieve ultimate transparency reaching the theoretical limit. We use a controlled degree of chemical disorder in the structure to obtain optical isotropy at the micrometer length scale. This approach can be applied in the case of anisotropic structures and micrometer scale crystal size ceramics. We thus report Sr 1+x/2 Al 2+x Si 2−x O 8 (0 < x ≤ 0.4) readily scalable polycrystalline ceramics elaborated by full and congruent crystallization from glass. These materials reach 90% transmittance. This innovative method should drive the development of new highly transparent materials with technologically relevant applications.