• Medientyp: Sonstige Veröffentlichung; E-Artikel
  • Titel: Properties and structure of magnetic alkali-borosilicate glasses prepared by induction melting
  • Beteiligte: Naberezhnov, A. [Verfasser:in]; Nacke, B. [Verfasser:in]; Nikanorov, A. [Verfasser:in]; Koroleva, E. [Verfasser:in]; Vanina, P. [Verfasser:in]; Alekseeva, O. [Verfasser:in]; Tomkovich, M. [Verfasser:in]; Andreeva, N. [Verfasser:in]
  • Erschienen: Bristol : Institute of Physics Publishing, 2018
  • Erschienen in: Journal of Physics: Conference Series 1134 (2018), Nr. 1
  • Ausgabe: published Version
  • Sprache: Englisch
  • DOI: https://doi.org/10.15488/4299; https://doi.org/10.1088/1742-6596/1134/1/012043
  • ISSN: 1742-6588
  • Schlagwörter: Ferroelectric phase transition temperatures ; Water solutions ; Dendrite-like structure ; Induction melting ; External magnetic field ; Magnetic properties ; Melting ; Magnetite nanoparticles ; Nanomagnetics ; Magnetite ; Borosilicate glass ; Iron oxides ; Ferroelectric materials ; Alkali borosilicate glass ; Porous matrixs ; Magnetostrictive properties ; Nanostructured materials
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  • Beschreibung: In this contribution we present the first results devoted to studies of structure, morphology and magnetic properties of magnetic alkali-borosilicate glasses prepared by induction melting. This procedure permits to fabricate a large amount of two-phase glasses with magnetic properties due to self-assembled magnetite (Fe3O4) nanoparticles and with branched dendrite-like structure of channels formed by a chemical unstable phase. After withdrawal of this phase we have obtained the porous matrices with two different average pore diameters: ∼6 nm and ∼60 nm. The empty pore spaces in these matrices were filled by ferroelectrics KH2PO4 from water solution. It is shown that application of external magnetic fields above B=1 T results in a linear growth of the ferroelectric phase transition temperature TC on 6 K at B=10 T due to magnetostrictive properties of porous matrices.
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  • Rechte-/Nutzungshinweise: Namensnennung (CC BY)