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- Keywords polyaluminum ferric chloride solution;nano-colloidal particle;blue shift of absorption edge;quantum size effect;surface effect;distorted octahedron; 聚合氯化铝铁;纳米级胶体颗粒;光吸收边蓝移;量子尺寸效应;表面效应;畸变八面体;
- blue shift of absorption edge 光吸收边蓝移
- The results showed that Franz Keldysh effect of ZnS thin films resulted from electroabsorption of band tail. The shift of absorption edge to long wavelength was due to increase of absorption of local states near band edge. 在电场作用下,ZnS薄膜的Franz-Keldysh效应主要发生在带尾附近,带尾的局域态吸收受电场的影响引起的增加导致光学吸收边的红移。
- DRS showed that there were obvious absorption edges around 400 nm for the two specimens and TiO2 nanotubes had an absorption edge blue shifted compared with the TiO2 film. 紫外可见漫反射吸收光谱表明两个样品在400nm左右都有明显的吸收带边,但TiO_2纳米管的吸收带边与TiO_2膜相比具有明显的蓝移;
- The electromagnetic coupling among the particles in the particle monolayer resulted in a blue shift of the SPR band. 同层内的银粒子相互间电磁偶合可导致银粒子偶极子等离子体共振蓝移;
- The effects of tunneling, quantum, blue shift of nanomaterials will be presented. 奈米材料的物性与化性,如穿隧效应、量子效应及蓝位移效应等;
- With In composition increasing, a red shift of absorption e dge and a broad Urbach tail in absorption spectra are observed. 我们发现随着In组分的增加 ,在光吸收谱上发现吸收边的红移和较宽的Urbach带尾 ;
- In addition, the PL intensity is monotonically increasing with the blue shift of PL wavelength due to the increasing density of small-size Si-ncs. 此外,由于小颗粒纳米硅的密度增加,光激发荧光强度会随着光激发荧光波长的蓝移而递增。
- The experimental result of anomalous violet-shift of absorption edge of LiNbO_2 crystal of the solidliquid congruent point composition is presented. 本文报道了固液同成分点组分的LiNbO_3晶体的本征吸收边的异常紫移的实验结果。
- In this paper, the Experimental result of anomalous violet-shift of absorption edge of congruently melt grown LiNbO3 at room temperature is presented . 本文报道了室温下;固液同成分点熔体中生长的LiNbO_3光学吸收边的异常紫移的实验结果.
- Random distribution of sagging structure on the surface of substrate is used to induce random screw axes of the chiral liquid crystal, which not only causes blue shift of Bragg reflection but also further stretches the reflection spectra. 基片表面的凹凸结构用于诱导液晶螺旋轴的斜向随机分布,以利用倾斜螺旋结构布拉格反射的蓝移现象,进一步展宽布拉格反射谱。
- Hemicyanine molecules formed H aggregates in LB films leading to blue shifts of the absorption and fluorescence bands with respect to those of monomeric hemicyanine in chloroform solutions. 吸收光谱和稳态荧光光谱峰位的蓝移说明LB膜中H聚集体的存在。
- Blue shift appears on the absorb edgea in the absorption spectrum and also on the exciton band edge emission peaks in the luminescence spectrum. 在光致发光谱中;不仅激子直接复合产生的带边发射产生了蓝移;而且陷阱态复合产生的宽带发射也发生了蓝移.
- The ultraviolet absorption edge of Sr 2TiSi 2O 8 is around 270nm. 反射光谱显示其紫外吸收边为 2 70nm左右。
- Blue Shift of Raman Peak of DBS/TiO_2 Nanoparticles 纳米颗粒DBS/TiO_2的拉曼光谱
- THE ANOMALOUS VIOLET-SHIFT OF ABSORPTION EDGE OF LiNbO3 CRYSTAL LiNbO_3晶体光学吸收边的异常紫移
- Attenuation of light is in the form of absorption. 光是以吸收的形式衰减。
- It determines the shift of sleep and wake. 这影响到我们睡眠和觉醒的更替。
- There is a shift of the midline to the left. 正中线向左偏移。
- In the UV-VIS absorption spectrum, the absorption peak of Q-band of PbPc &VOPc film shows an obvious red shift, while that of H2Pc &C60 and VOPc &C60 shows a blue shift. PbPc &VOPc复合膜的UV-VIS吸收谱发生了明显的红移; 而H_2Pc &C_(60)、VOPc &C_(60)复合膜的UV-VIS吸收谱则发生了蓝移。