Low temperature in situ formation of cobalt in silicon nitride toward functional nitride nanocomposites †

Autor: Shotaro Tada, Haruna Takagi, Junya Iihama, Toru Asaka, Samuel Bernard, Yusuke Daiko, Rafael Kenji Nishihora, Yuji Iwamoto, Sawao Honda, Maira Debarba Mallmann, Ricardo Antonio Francisco Machado, Norifumi Asakuma

Publikováno v: Chemical Communications
Chemical Communications, Royal Society of Chemistry, 2021, 57 (16), pp.2057-2060. ⟨10.1039/d0cc07366k⟩

International audience; This work highlights the first demonstration of a low-temperature in situ formation of Co nanocrystallites embedded within an amorphous silicon nitride matrix through careful control of the chemistry behind material design usi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d4a44bf8f38598825e344850066bb3e0
https://hal-cnrs.archives-ouvertes.fr/hal-03157706/document

Highly active, robust and reusable micro-/mesoporous TiN/Si3N4 nanocomposite-based catalysts for clean energy: Understanding the key role of TiN nanoclusters and amorphous Si3N4 matrix in the performance of the catalyst system

Autor: Ricardo Antonio Francisco Machado, Masaaki Haneda, Abhijeet Lale, Shotaro Tada, Umit B. Demirci, Maira Debarba Mallmann, Samuel Bernard, Saim Özkar, Yuji Iwamoto, Ravi Kumar, Alina Bruma

Publikováno v: Applied Catalysis B: Environmental
Applied Catalysis B: Environmental, Elsevier, 2020, 272, pp.118975. ⟨10.1016/j.apcatb.2020.118975⟩

Herein, we developed a precursor approach toward the design of a titanium nitride (TiN)/silicon nitride (Si3N4) nanocomposite with an activated carbon monolith as a support matrix forming a highly micro-/mesoporous component to be used as a Pt suppor

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8094de222fa1dd78b426bc516dc9b8b2
https://hal-cnrs.archives-ouvertes.fr/hal-02615654/document

Polymer-Derived Ceramics with engineered mesoporosity: From design to application in catalysis

Autor: Samuel Bernard, Umit B. Demirci, Maira Debarba Mallmann, Ricardo Antonio Francisco Machado, Emanoelle Diz Acosta, André Vinícius Andrade Bezerra, Abhijeet Lale, Marion Schmidt

Publikováno v: Surface and Coatings Technology
Surface and Coatings Technology, Elsevier, 2018, 350, pp.569-586. ⟨10.1016/j.surfcoat.2018.07.061⟩

International audience; he scientific and technological challenges of energy-related fields are mainly associated with the emergence of new, advanced knowledge and fundamental understanding of materials. In the different categories of materials, cera

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9a21033f09c7eb4b4994e3d73dce12cb
https://hal.umontpellier.fr/hal-01885574