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  1. No Access

    Article

    The effect of radiation on the structure and ligand field of borate glasses containing Cr ions

    A glass system of composition [(50-x) B2O3-25ZnO-25Na2O-xCr2O3], where (x = 0.0, 0.1, 0.3, 0.5 mol.%) was synthesized applying traditional melt quenching technique. The amorphous nature of the samples was proved ...

    A. I. Ismail, A. Samir, F. Ahmad, L. I. Soliman… in Optical and Quantum Electronics (2021)

  2. No Access

    Article

    Ligand field and spectroscopic investigations of cobalt doped erbium–zinc borate glasses

    The glasses of the composition [xCoO–(29.5 − x)Na2O–55B2O3–15ZnO–0.5Er2O3] (where x = 0, 0.3, 0.5, 1 and 3 mol%) have been prepared using melt quenching technique. The recorded UV/VIS/NIR absorption spectra have ...

    M. Farouk, F. Ahmad, A. Samir in Optical and Quantum Electronics (2019)

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    Article

    Characterization of borate glasses doped with copper oxide for optical application

    Borate glasses having the formula x CuO–(50 − x)B2O3–30Na2O–20ZnO where x = 0, 0.2, 0.5, 1, 4 and 7 mol% were investigated. The samples were prepared using the conventional melt-quenching technique. Physical prop...

    A. Samir, Moukhtar A. Hassan, A. Abokhadra… in Optical and Quantum Electronics (2019)