量子限制效应是指微观粒子能量的量子化现象随着其空间运动限制尺寸不断减小而更加明显,由连续的能带变为分立的能级,特别是基态能级向上移动,发生蓝移。对固体中电子运动而言,空间尺寸达到纳米量级时,其量子效应变得明显,因而通常称此为低维结构或纳米结构。
本文报道了非晶氨化硅纳米粒子的制备及量子限制效应。
We report recent experimental evidence for the quantum confinement effect in 3C-SiC nanoparticles.
研究发现,随着量子限制效应的增强,受主跃迁能量会增加。
It is found that the transition energy of acceptors increases with the enhancement of quantum confinement.
由于量子限制效应的影响,所制得的片状纳米硅的拉曼光谱发生了红移。
Being influenced by the quantum effect, Raman spectrum of the sheet-shape nanometer silicon powder was found to be red shifted.
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