We report recent experimental evidence for the quantum confinement effect in 3C-SiC nanoparticles.
本文报道了非晶氨化硅纳米粒子的制备及量子限制效应。
It is found that the transition energy of acceptors increases with the enhancement of quantum confinement.
研究发现,随着量子限制效应的增强,受主跃迁能量会增加。
Due to quantum confinement effect, band gap of semiconductor nanocrystals (NCs) is dependent on the particle size.
由于量子限域效应,半导体纳米晶的能带宽随粒子大小而改变。
The optical direct bandgap taking blue shift can be explain by quantum confinement effect effective mass approximate method.
针对其光学直接禁带宽度发生蓝移,使用量子限域和有效质量近似方法得到了解释。
Most of theoretical researches studied the quantum confinement effect on the luminescence of porous Si and Si nanocrystallites.
大部分理论计算研究的是量子限制对多孔硅和纳米硅晶发光的效应。
Comparing the photoluminescence spectra of different samples, our results agree with the quantum confinement-luminescence center model.
比较不同样品的光致发光谱,实验结果符合量子限制-发光中心模型。
Secondly, phonon transport in thermoelectric materials will be discussed, where strong interface scattering and quantum confinement effect have been observed.
其次,对热电材料的声子输运问题进行研究,观察到了强的界面散射和量子限制效应。
Compared to silicon material, porous silicon has obvious characteristic of visible photoluminescence, and its principle can be explained by quantum confinement model.
多孔硅与硅材料相比,有明显的可见光致发光特性,其原理可用量子限制模型给予解释。
The UV-visible absorption and photoluminescence spectra show the quantum confinement effect clearly. The time-resolved photoluminescence spectra have also been examined.
紫外可见吸收光谱和光致发光荧光光谱清楚的显示出量子限域效应,同时也研究了量子点的时间分辨荧光光谱。
This experimental finding is in good agreement with the result of calculation of electronic structure. The evidence strongly supports the model of quantum confinement effect.
这一发现恰与理论计算结果一致,从实验上支持了多孔硅的量子限域模型。
The experimental result shows that the PL peak position does not blue shift much as the prediction from the quantum confinement model with the porosity of porous silicon increasing.
发现光致发光峰位随多孔度增加而蓝移的数值远小于量子限制模型预期的结果。
The energy shifts due to the strain and quantum confinement are calculated on the basis of deformation potential theory and Bastard's method, showing good agreement with the experimental results.
理论上分析计算了由应变和量子限制效应引起的自由激子的峰位移动,理论和实验符合很好。
Instead of adding a new property to the dark particles, it exploits the inherent tendency of any quantum particle to resist confinement.
它不在暗粒子身上添加新的性质,反而剔除任何量子粒子与生俱来的特性,以减少限制。
The polarization dependent optical confinement factor of waveguide structure with mixed strained layer multi quantum well has been discussed in this paper.
本文从理论上对混合应变量子阱结构(既有张应变量子阱又有压应变量子阱)的光学限制因子进行了讨论。
The Vibration frequency and the mean number of phonon of the strong coupling polaron in parabolic quantum wires will strongly increase with decreasing the effective confinement length.
强耦合极化子的振动频率和声子平均数随有效受限长度的减小而迅速增大。
The relation of these quantities with the effective confinement length of the quantum dot, and the electron-phonon coupling strength is discussed.
而强耦合极化子的振动频率随量子点的有效受限长度的减小而迅速增加。
The numerical results show that the energy levels of electron are sensitively dependent on the radius of the quantum ring and a minimum exists on account of the parabolic confinement potential.
数值计算结果显示,电子能级敏感地依赖于量子环半径,能级存在极小值,这是由于限制势采用抛物势的结果。
They are functions of the confinement strength and the thickness of the quantum dots and the strength of the magnetic field.
它们都是量子点局域强度,量子点厚度以及磁场强度的函数。
Semiconductor nanocrystals have unique optical and electrical properties, due to quantum size effect and dielectric confinement effect.
半导体纳米晶由于量子尺寸效应和介电限域效应使它们具有独特的光致发光性能。
The ground state energy, the vibrational frequency and the mean number of optical phonons are expressed as a function of the confinement strength of quantum wire and the Coulomb bound potential.
计算了抛物量子线中强耦合束缚极化子的基态能量、振动频率和声子平均数。讨论了这些量对库仑束缚势和约束强度的依赖关系。
The effects of the confinement on bipolarons are different in quantum wells, quantum wires or quantum dots.
在量子点中,适当的约束势有利于双极化子的形成。
The effects of the confinement on bipolarons are different in quantum wells, quantum wires or quantum dots.
在量子点中,适当的约束势有利于双极化子的形成。
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