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Morphologically and compositionally controlled Cs2SbBr6 by Bi and Ag substitution

Frebel, Alexander ; Yoon, Songhak ; Neguse, Samuel Meles ; Jöckel, Dennis Michael ; Widenmeyer, Marc ; Ebbinghaus, Stefan G. ; Balke‐Grünewald, Benjamin ; Weidenkaff, Anke (2024)
Morphologically and compositionally controlled Cs2SbBr6 by Bi and Ag substitution.
In: Crystal Research and Technology, 59 (10)
doi: 10.1002/crat.202400055
Artikel, Bibliographie

Kurzbeschreibung (Abstract)

Morphology‐controlled Cs 2 SbBr 6 crystals are synthesized by Bi‐ and Ag‐substitution of the precursor solution. X‐ray diffraction (XRD) together with Raman spectroscopy confirms the lattice tilting and symmetry changes with the dominant appearance of higher index facets by Bi substitution. Ag substitution does not induce crystal symmetry changes in the Cs 2 BBr 6 (B = Sb or Bi) phase, but results in highly defective structures hindering the formation of a smooth surface during the crystal growth. Successful substitution of Bi and limited substitution of Ag into Cs 2 SbBr 6 is also confirmed by energy dispersive X‐ray spectroscopy (EDX). This research provides design principles and practical examples of how to control the morphology of Cs 2 SbBr 6 crystals with structural defects and multiphase formation.

Typ des Eintrags: Artikel
Erschienen: 2024
Autor(en): Frebel, Alexander ; Yoon, Songhak ; Neguse, Samuel Meles ; Jöckel, Dennis Michael ; Widenmeyer, Marc ; Ebbinghaus, Stefan G. ; Balke‐Grünewald, Benjamin ; Weidenkaff, Anke
Art des Eintrags: Bibliographie
Titel: Morphologically and compositionally controlled Cs2SbBr6 by Bi and Ag substitution
Sprache: Englisch
Publikationsjahr: Oktober 2024
Ort: Weinheim
Verlag: Wiley VCH
Titel der Zeitschrift, Zeitung oder Schriftenreihe: Crystal Research and Technology
Jahrgang/Volume einer Zeitschrift: 59
(Heft-)Nummer: 10
DOI: 10.1002/crat.202400055
Kurzbeschreibung (Abstract):

Morphology‐controlled Cs 2 SbBr 6 crystals are synthesized by Bi‐ and Ag‐substitution of the precursor solution. X‐ray diffraction (XRD) together with Raman spectroscopy confirms the lattice tilting and symmetry changes with the dominant appearance of higher index facets by Bi substitution. Ag substitution does not induce crystal symmetry changes in the Cs 2 BBr 6 (B = Sb or Bi) phase, but results in highly defective structures hindering the formation of a smooth surface during the crystal growth. Successful substitution of Bi and limited substitution of Ag into Cs 2 SbBr 6 is also confirmed by energy dispersive X‐ray spectroscopy (EDX). This research provides design principles and practical examples of how to control the morphology of Cs 2 SbBr 6 crystals with structural defects and multiphase formation.

ID-Nummer: Artikel-ID: 2400055
Fachbereich(e)/-gebiet(e): 11 Fachbereich Material- und Geowissenschaften
11 Fachbereich Material- und Geowissenschaften > Materialwissenschaft
11 Fachbereich Material- und Geowissenschaften > Materialwissenschaft > Werkstofftechnik und Ressourcenmanagement
Hinterlegungsdatum: 05 Nov 2024 06:22
Letzte Änderung: 05 Nov 2024 13:16
PPN: 523186606
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