量子限域效应

纳米ZnO的量子限域效应和激光散射特性研究

Quantum confinement effect and laser scattering characteristic of ZnO nano-particles

CdS纳米棒呈现出明显的量子限域效应，并具有较大的斯托克位移现象。

Obvious quantum confinement effect and large Stokes shift are observed from the CdS NRs .

由于量子限域效应使ГLO减少较多。

Γ LO is reduced greatly due to the quantum confinement effect .

因Mo与纳米管间的耦合及量子限域效应，吸收边红移。

The coupling effect and quantum limiting effect between Mo and nanotube lead to red shift of absorption edge .

表面光伏特性研究显示ZnFe2O4纳米晶具有明显的表面界面效应和量子限域效应，有一定的捕获电子能力。

SPS results indicated that the ZnFe_2O_4 nanocrystallines show obvious surface-interface and quantum confined effect with a certain capability of capturing the electron .

由于量子限域效应和纤蛇纹石引起的介电限域效应的综合影响，CdS和ZnS量子点的光吸收分别出现不同程度的蓝移和红移现象。

Due to the quantum confinement effect and the dielectric confinement effect which caused by large difference between permittivity of the semiconductor quantum-dots and chrysotile , a certain extent red shift and blue shift were appeared in assembled CdS and ZnS quantum-dots .

随着生长温度的变化UVE峰位蓝移与晶粒尺寸不同引起的量子限域效应相关。

For the samples grown at different temperatures , shift of UV emission peaks is attributed to the effect of the quantum confinement due to different crystal grain sizes .

测得Y2O3：Eu3+纳米晶和体材料的5D0→7F2发射峰的变温线宽，通过内应力和量子限域效应对其不同进行了解释。

We obtain the linewidth of 5D 0 → 7F 2 emission spectra of Y 2O 3 : Eu 3 + at different temperature , and explain the difference between the nanocrystals and the bulk . using the internal stress and quantum confinement effect .

非晶化与量子限域效应

Amorphization of metal nanoparticles and the quantum confinement effect

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。

The UV-visible absorption and photoluminescence spectra show the quantum confinement effect clearly .

量子限域效应是导致这种结果的主要原因。

Quantum confinement is responsible for this result .

量子限域效应对二氧化锡纳米微粒激子特性的影响

Effects of Quantum Confinement Effect on the Properties of Exciton in SnO_2 Nanometer Particles

经计算颗粒的理论值与其自由激子半径相当，说明吸收边的移动起因于量子限域效应。

The shift of the absorption edge is attributed to the quantum size effect .

吸收光谱吸收边明显的蓝移现象证明了较强的量子限域效应。

The blue-shift of the absorption edge indicates a significant quantum confinement effect in the glass .

硅纳米晶体的电子光学性质受到量子限域效应和表面化学的影响。

Quantum confinement and surface chemistry significantly affects the electronic structures and optical properties of Si NCs .

将影响超晶格中带隙宽度的量子限域效应引入到超晶格的硬度计算当中，导出了描述超晶格硬度的半经验模型。

By introducing the quantum confinement effect into the hardness calculation of superlattice , we derive an empirical model describing the superlattice hardness .

由于其量子限域效应、高比表面积及其在光学和催化等领域的应用前景，金属纳米粒子引起了研究人员的广泛兴趣。

Due to their quantum confinement effect and high surface area , metal nanoparticles have been attracting increasing interests in terms of potential applications in optical and catalysis .

影响该系统玻璃三阶非线性光学性能的几个主要因素为热效应、量子限域效应和三阶非线性光吸收效应。

The important factors affecting for the third-order nonlinear optical properties of the glasses are mainly quantum confinement effects , thermal effects , the third-order nonlinear optical absorption effect , and so on .

同时，由于碳纳米管在一维纳米空间的量子限域效应，具有纳米结构填充的碳纳米管复合材料，不仅能优化碳纳米管本身的一些性能，而且能对填充的纳米结构的性能进行调变。

Moreover , because of the quantum confinement effect , the nanostructure-filled CNTs composites not only optimize the properties of CNTs , but also modulate the properties of the filling materials ( nanostructures ) .

本文借助新型保护层材料和量子限域效应，有效地减缓了硅材料的钝化，使得硅材料在水溶液中也能发挥高效的光电转换作用。

The aim of this research is to make use of novel materials as protective layer and quantum confinement effect to slow down the passivation of silicon materials effectively , by which can make silicon materials display high photoconversion efficiency .

当微粒尺寸减小至激子的玻尔半径时，由于晶界改变了电子分布状态，相应的电子能态从连续的能带变为分立的能级结构，使带隙变宽，表现出量子限域效应。

When the size of the nanocrystals decreases to the exciton Bohr radius , the energy level becomes discrete from the continuum , and the energy gap increases as the crystal boundary significantly modifies electron distribution , showing a quantum confinement effect .

胶状单分散硫化物半导体经常表现出明显的量子限域效应和尺寸形貌依赖特性，从而体现出不同于其体相材料的光学、电学、磁学、力学和压电性质。

Colloidal monodisperse semiconductor sulfides often exhibit some novel optical , electronic , magnetic , mechanical , and piezoelectricity properties which cannot be obtained in their bulk counterparts due to the obvious quantum confinement effect and size - and / or shape-dependent properties .

硅纳米线阵列具有独特的微结构及量子限域效应，因而呈现出优异的光学及电学性能，近来被广泛应用于太阳能电池、生物传感器、场发射器件及锂离子电池中。

Due to the microstructure and quantum confinement , Silicon nanowire arrays have received intensive interests in recent years for their unique electrical and optical properties and potential for device application as solar cell , biosensors , field emission device and lithium-ion battery .

而随负偏压进一步增加，由于量子限域Stark效应消失，其吸收与色散特性则与单量子阱最低激子态相类似。

However , the absorption and the dispersion behaviors become the same as those of the lowest excitonic state in a single quantum well structure as the negative-bias voltage further increases due to the disappearance of quantum-confined Stark effect .

在硅基半导体中埋置的硅量子点因量子限域效应而具有光致发光的性能，是一种实现硅基光电集成很有前途的材料。

Photoluminescence can be obtained from silicon based on the compound films with silicon quantum dots embedded due to quantum confinement effect .

量子点由于自身存在量子限域效应，因而具有既不同于体相材料又有别于一般分子的光电性质，从而一直受到广大科技工作者的关注。

Quantum dots indicates different optic and electronic properties from the other molecular because of its quantum confinement effect . And recently , it has been a focus to the scientist .

半导体量子点以其独特的量子尺寸效应、表面效应、量子限域效应和宏观量子隧道效应，展现出不同于宏观体相材料的物理和化学性质。

Semiconductor quantum dots with unique quantum size effect , surface effect quantum confinement effect and macro quantum tunnel effect , show physical and chemical properties different from the macroscopic bulk materials .

钠硼硅玻璃的吸收光谱也随着这些量子点的引入产生了明显的红移，说明存在着较强的量子限域效应。

Meanwhile , the absorption spectrum of the sodium borosilicate glasses appeared and shifted toward red light because of these quantum dots , indicated that the significant quantum confinement effect might have occured in the glasses .