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High surface area of carbonaceous Cr2GaC composite microspheres synthesized by sol-gel chemistry

Sinclair, Jordan ; Siebert, Jan Paul ; Flores, Matt ; Ciota, David ; Seo, Dong-Kyun ; Birkel, Christina S. (2024)
High surface area of carbonaceous Cr2GaC composite microspheres synthesized by sol-gel chemistry.
In: New Journal of Chemistry, 48 (24)
doi: 10.1039/D4NJ02038C
Artikel, Bibliographie

Kurzbeschreibung (Abstract)

MAX phases are widely renowned for incorporating metallic and ceramic properties into a single compound but lack high degrees of porosity. Using a sol–gel chemistry technique, known as a polymer type II complex method, more flexibility of the shape, morphology, microstructure, and porosity is achieved while simultaneously synthesizing the MAX phase. This sol–gel chemistry technique demonstrates a signficant departure from traditional solid state synthetic methods. Temperature profiles in this study allowed insights into the influence of furnace and microwave heating on the resulting products. The carbonaceous Cr2GaC spheres were identified to exhibit type IV isotherm behavior and a hysteresis type of H2(a). Micropore surface areas ranged from 220–416 m2 g−1 and the maximum BET specific surface area was 616 m2 g−1.

Typ des Eintrags: Artikel
Erschienen: 2024
Autor(en): Sinclair, Jordan ; Siebert, Jan Paul ; Flores, Matt ; Ciota, David ; Seo, Dong-Kyun ; Birkel, Christina S.
Art des Eintrags: Bibliographie
Titel: High surface area of carbonaceous Cr2GaC composite microspheres synthesized by sol-gel chemistry
Sprache: Englisch
Publikationsjahr: 2024
Verlag: Royal Society of Chemistry
Titel der Zeitschrift, Zeitung oder Schriftenreihe: New Journal of Chemistry
Jahrgang/Volume einer Zeitschrift: 48
(Heft-)Nummer: 24
DOI: 10.1039/D4NJ02038C
URL / URN: http://pubs.rsc.org/en/Content/ArticleLanding/2024/NJ/D4NJ02...
Kurzbeschreibung (Abstract):

MAX phases are widely renowned for incorporating metallic and ceramic properties into a single compound but lack high degrees of porosity. Using a sol–gel chemistry technique, known as a polymer type II complex method, more flexibility of the shape, morphology, microstructure, and porosity is achieved while simultaneously synthesizing the MAX phase. This sol–gel chemistry technique demonstrates a signficant departure from traditional solid state synthetic methods. Temperature profiles in this study allowed insights into the influence of furnace and microwave heating on the resulting products. The carbonaceous Cr2GaC spheres were identified to exhibit type IV isotherm behavior and a hysteresis type of H2(a). Micropore surface areas ranged from 220–416 m2 g−1 and the maximum BET specific surface area was 616 m2 g−1.

Fachbereich(e)/-gebiet(e): 11 Fachbereich Material- und Geowissenschaften
11 Fachbereich Material- und Geowissenschaften > Materialwissenschaft
11 Fachbereich Material- und Geowissenschaften > Materialwissenschaft > Fachgebiet Theorie magnetischer Materialien
07 Fachbereich Chemie
07 Fachbereich Chemie > Eduard Zintl-Institut > Fachgebiet Anorganische Chemie
07 Fachbereich Chemie > Eduard Zintl-Institut
Hinterlegungsdatum: 19 Jun 2024 05:42
Letzte Änderung: 19 Jun 2024 09:56
PPN: 519245334
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