Journal ArticleDOI
Effect of Bi2O3 on electron paramagnetic resonance, optical transmission and conductivity in vanadyl-doped Bi2O3·K2O·B2O3 glasses
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TLDR
In this article, the spin Hamiltonian parameters, dipolar hyperfine coupling parameter and Fermi contact interaction interaction interaction parameter have been calculated for VO2+ glasses with composition xBi2O3·(30−x)K2O·70B 2O3 doped with 2 mol% of V2O5 have been prepared over the range 0≤x≤15 (in mol%).About:
This article is published in Materials Chemistry and Physics.The article was published on 2004-05-15. It has received 19 citations till now. The article focuses on the topics: Fermi contact interaction & Electron paramagnetic resonance.read more
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Structural influence of mixed transition metal ions on lithium bismuth borate glasses
TL;DR: In this paper, the compositional properties of bismuth borate glass with mixed transition metal oxides have been investigated for their physical properties using DSC/TG thermo-graphs, structural properties using IR absorption spectra in the mid-IR range and optical properties using UV-Vis-NIR spectroscopy.
Journal ArticleDOI
The effect of V2O5 on alkaline earth zinc borate glasses studied by EPR and optical absorption
TL;DR: In this paper, electron paramagnetic resonance (EPR) and optical absorption techniques were studied by means of electron spin-Hamiltonian parameters ( g and A ), bonding parameters ( α 2 and β 2 ∗ 2 ) and Fermi contact interaction parameter K have been calculated.
Journal ArticleDOI
Soft-Chemical Synthetic Nonstoichiometric Bi2O2.33 Nanoflower: A New Room-Temperature Ferromagnetic Semiconductor
TL;DR: In this article, a nonstoichiometric bismuth oxide should be the diluted magnetic semiconductors (DMSs), and XPS measurements showed that the room-temperature ferromagnetism might be derived from the presence of Bi2+ in the structure.
Journal ArticleDOI
Spectroscopic investigations of Cu2+ in Li2O-Na2O-B2O3-Bi2O3 glasses
TL;DR: In this paper, the electron paramagnetic resonance (EPR) spectra of pure and copper doped glasses with composition, X-band at room temperature, have been prepared over the range 0 ≤ ≥ 40 ≤ ≤ 40.
Journal ArticleDOI
Structural investigations on 20MO-xBi2O3-(80-x)B2O3 (M = Ca, Sr and Ba; x = 15 and 55) glasses
S.R. Rejisha,N. Santha +1 more
TL;DR: Alkaline earth bismuth borate glasses with molar formula 20MO-xBi 2 O 3 -(80-x)B 2 O3 (M = Ca, Sr and Ba; x = 15 and 55) were prepared by melt-quench method and X-ray diffraction patterns and scanning electron micrographs confirmed the amorphous nature of the samples.
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Journal Article
Ionic conductivity in glass
TL;DR: In this paper, les conducteurs a ion rapide, les mecanismes de la conductivite ionique, leffet de l'ion mobile mixte and les effets de relaxation.
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Electron spin resonance in glasses
TL;DR: A review of electron spin resonance (ESR) studies in glasses can be found in this paper, where transition-group ions, radiation-induced defect centers, ferromagnetic precipitates, and photo-induced centers are discussed.
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ESR Studies and the Electronic Structure of Vanadyl Ion Complexes
Daniel Kivelson,Sai‐Kwing Lee +1 more