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Spectroscopic studies on Er~(3+) ions incorporated bismuth borolead lithium glasses for solid state lasers and fiber amplifiers

机译:ER〜(3+)离子的光谱研究掺入固态激光器和纤维放大器的铋硼甲锂玻璃

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摘要

Erbium doped heavy metal oxide containing glasses have prominent applications in the field of photonics. In this paper, small concentrations of erbium oxide (Er2O3 = 0.5, 1.0, 1.5, 2.0 and 2.5 mol%) mixed bismuth borolead lithium glasses were developed by conventional melt-quenching technique. The extensive structural and optical properties of the glasses were investigated by means of X-ray diffraction (XRD), Fourier transform infrared spectroscopy (FTIR), Optical absorption (OA) and Photoluminescence spectroscopy (PL). The bonding parameters and the oscillator strengths (Foal and Fexp) were calculated by using absorption spectra. The J-O intensity parameters (Omega(2), Omega(4), and Omega(6)) of the present glasses have shown a trend Omega(2) Omega(2) Omega(4) which gives host glass has good quality and covalence nature and also the quality factor was observed to be less than one indicating the transitions of high intensities. The prepared glasses were excited under (480 nm), exhibited green luminescence at (527 nm) (H-2(1/12) - I-4(15/2)), 547 nm (S-4(3/2) - I-4(15/2)) and red luminescence at 656 nm (S-4(9/2) - I-4(15/2)). It is found that the luminescence properties increased with increase in Er3+ ion content up to 1.5 mol% and then decreases due to luminescence quenching. Radiation properties of present network glasses were evaluated and analyzed. The obtained experimental results indicate that the present glasses can be suitable for production of potential display devices, optical amplifiers and green lasers.
机译:掺杂掺铒重金属氧化物的玻璃在光子学领域具有突出的应用。本文通过常规熔体淬火技术开发了小氧化铒(ER2O3 = 0.5,1.0,1.0,1.5,2.0和2.5mol%)混合铋硼冰锂玻璃。通过X射线衍射(XRD),傅里叶变换红外光谱(FTIR),光学吸收(OA)和光致发光光谱(PL)来研究眼镜的广泛结构和光学性质。通过使用吸收光谱计算键合参数和振荡器强度(小马驹和FEXP)。本眼镜的Jo强度参数(Omega(2),Omega(4)和Omega(6))显示出趋势ω(2)> Omega(2)> Omega(4),其给予宿主玻璃具有良好的质量并且观察到的共价性质和质量因素少于一个表明高强度过渡的一个。在(480nm)下,在(480nm)下激发制备的眼镜,在(527nm)(H-2(1/12) - > I-4(15/2)),547nm(s-4(3/2) ) - > I-4(15/2))和656nm的红色发光(S-4(9/2) - > I-4(15/2))。发现发光性质随着ER3 +离子含量的增加而增加,高达1.5mol%,然后由于发光淬火而降低。评估并分析本网上眼镜的辐射性能。所获得的实验结果表明,本发明眼镜可以适用于生产潜在的显示装置,光放大器和绿色激光器。

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