蓝移,就是最大吸收波长向短波长方向移动。蓝移(或紫移,hypsochromic shift or blue shift)吸收峰向短波长移动。
The calculation results show that coordinated water can cause blue shift in absorption spectrum and change intraligand charge transfer into inteligand charge transfer when S0-S1.
计算结果表明:配位水使体系最大吸收光谱蓝移,同时S0→S1跃迁时,跃迁方式由配体内电荷转移改变为配体间电荷转移。
参考来源 - 吡啶基咪唑类金属有机配合物的稳定性及光谱性质的理论研究The effects of fluorescence spectrum show that blue-shift occurs at fluorescence peak. This means that the sizes of particles become fine.
3) 荧光光谱分析结果表明:当陈化温度较低,即在30℃时,荧光峰出现了蓝移现象,说明晶粒尺寸发生细化。
参考来源 - 反相微乳液法制备壳聚糖It was discovered that with the increase of the current density, anodizing time and the reduction of HF concentration, the peaks of PL shows the blue shift.
实验发现,随着电流密度的增大,时间的延长和电解液浓度的降低,多孔硅发光峰位会有蓝移。
参考来源 - 硅基发光材料的制备、性能和机理研究The higher energy peak remained stable with the temperature change. However the intensity of the lower energy peak was enhanced and the peak position had a blue-shift with the rise of temperature.
对于荧光双峰的多孔硅样品,研究了荧光峰随温度变化的性质,随着温度的升高,荧光高能峰基本上不发生变化,而荧光低能峰随着温度的升高其强度逐渐增强,峰位发生明显的蓝移。
参考来源 - 多孔硅的发光机制与光学三阶非线性研究·2,447,543篇论文数据,部分数据来源于NoteExpress
探讨了发射波长蓝移的原因。
随着腐蚀时间的延长,多孔硅的发光峰位也发生蓝移。
With erosion time extending, luminescence peak will also have a blue-shift.
我们用纳米材料的量子效应和表面效应对蓝移现象进行了解释。
We gave a rational explanation for this phenomenon by using quantum effect and surface effect of nanostructured materials.
应用推荐