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Structural, physical, and optical characterization of (Nd3+/Eu3+)-doped zinc-rich silica–borate glasses
Journal of Materials Science: Materials in Electronics ( IF 2.8 ) Pub Date : 2022-09-05 , DOI: 10.1007/s10854-022-08972-6
Sadiye Cetinkaya Colak , Gokhan Kilic

In this study, zinc–silica–borate glass structures doped with rare earth (RE) oxides Eu2O3 and Nd2O3 were synthesized with classical melting–quenching technique. 60ZnO–10SiO2–(30 – x)B2O3:xRE (x = 0, 0.5, 1, 1.5 mol%) composition was chosen as the structure. The doping effect of two different rare earth oxides (individually) at different ratios was investigated according to the structural, physical, and optical properties of the glass structure. Structural properties of the synthesized glasses were determined with Fourier transform infrared (FTIR) device, and densities (ρ) and molar volumes (Vm) of the glasses were measured with Archimedes method, and optical properties were determined with UV–Visible (UV–Vis-NIR) device. FTIR results show that BO3 units increased in all RE-doped glasses. While densities of the synthesized glasses varied between 3.755 and 3.941 g cm− 3, indirect bandgaps varied between 3.219 and 3.645 eV. The glass with the highest transmittance was the 1% Eu2O3-doped glass with a transmittance of 84%. While band edges shifted slightly toward short wavelengths in glasses doped with Nd2O3, they shifted to longer wavelengths in glasses doped with Eu2O3.



中文翻译:

(Nd3+/Eu3+) 掺杂的富锌硅硼酸盐玻璃的结构、物理和光学表征

在本研究中,采用经典的熔融-淬火技术合成了掺杂稀土 (RE) 氧化物 Eu 2 O 3和 Nd 2 O 3的锌-硅-硼酸盐玻璃结构。选择60ZnO–10SiO 2 –(30 – x )B 2 O 3 : x RE ( x  = 0, 0.5, 1, 1.5 mol%)组成作为结构。根据玻璃结构的结构、物理和光学性质,研究了两种不同稀土氧化物(单独)在不同比例下的掺杂效果。合成玻璃的结构特性用傅里叶变换红外 (FTIR) 装置测定,密度 (用阿基米德法测量玻璃的ρ )和摩尔体积( Vm ),用紫外-可见(UV-Vis-NIR)装置测定光学性质。FTIR结果表明,在所有掺RE的玻璃中,BO 3单元都增加了。虽然合成玻璃的密度在 3.755 和 3.941 g cm - 3之间变化,但间接带隙在 3.219 和 3.645 eV 之间变化。透光率最高的玻璃是1%Eu 2 O 3掺杂玻璃,透光率为84%。在掺有 Nd 2 O 3的玻璃中,带边缘略微向短波长移动,而在掺有 Eu 2 O的玻璃中,它们向更长的波长移动3 .

更新日期:2022-09-05
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