<abstract xmlns="http://www.w3.org/1999/xhtml"> We have investigated the samples of thermally treated oxyfluoride glass ceramics 50SiO2-25LiO2-20YF3-3ErF3-2YbF2 by means of electron paramagnetic resonance (EPR) techniques. After irradiation of the samples with X-rays, in the EPR spectra a hyperfine structure characteristic of F-centres could be observed in different fluoride crystals. The structure of F-centre in the oxyfluoride glass ceramics containing LiYF4 crystallites is discussed.</abstract>

We have investigated the samples of thermally treated oxyfluoride glass ceramics 50SiO2-25LiO2-20YF3-3ErF3-2YbF2 by means of electron paramagnetic resonance (EPR) techniques. After irradiation of the samples with X-rays, in the EPR spectra a hyperfine structure characteristic of F-centres could be observed in different fluoride crystals. The structure of F-centre in the oxyfluoride glass ceramics containing LiYF4 crystallites is discussed.

Epr Hyperfine Structure Of Radiation Defect In Oxyfluoride Glass Ceramics/  Radiācijas Defekta Epr Hipersīkstruktūra Oksifluorīdu Stikla Keramikā

Institute of Solid State Physics, University of Latvia, 8 Kengaraga Str., Riga, LV-1063, LATVIA

Institute of Solid State Physics, University of Latvia, 8 Kengaraga Str., Riga, LV-1063, LATVIA|Faculty of Physics and Mathematics, University of Latvia, 8 Zellu Str., Riga, LV-1010, LATVIA

Latvian Journal of Physics and Technical Sciences

We have investigated the samples of thermally treated oxyfluoride glass ceramics 50SiO2-25LiO2-20YF3-3ErF3-2YbF2 by means of electron paramagnetic resonance...

Epr Hyperfine Structure Of Radiation Defect In Oxyfluoride Glass Ceramics/ Radiācijas Defekta Epr Hipersīkstruktūra Oksifluorīdu Stikla Keramikā

Publié en ligne: 01 févr. 2013

Pages: 55 - 59

DOI: https://doi.org/10.2478/v10047-012-0035-z

Mots clés
electron paramagnetic resonance, defects, glass ceramics

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