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21 天
掺Tm3+的TeO2-Bi2O3-ZnO玻璃的结构、热学和光谱性质
本研究系统分析了Tm3?掺杂TeO?-ZnO-Bi?O?玻璃的密度、热学和光谱特性,发现其具有低多声子弛豫率(~132 s?1)和较窄OH?含量(1.7×101? ions/cm3)。发射谱在1.85 μm处呈现217 nm宽的发射带,且通过交叉弛豫机制实现激光增益优化。计算表明0.55 mol% Tm3?掺杂浓度时激光增益 ...
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