Reductions of latticespacing and force constants between atoms induce modifications in the band structures of solids and thus in electronic properties and optical properties.
晶格常数和原子间力常数的改变影响了相邻电子轨道的重合程度，引发电子能级和光学性质的变化。
2
Through microscopic analysis of XRD and infrared spectra, when calcium ion is replaced by lithium ion, the latticespacing of bentonite and the water molecule number in the structure decrease.
经xrd和红外光谱的微观分析，当锂离子置换钙离子后，膨润土的晶格间距减小，结构中的水分子减少。
3
In this paper, a method of lattice transformation is introduced to demonstrate the relational expression between Miller indices and interplanar spacing in base-centered monoclinic lattice.