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First-principles calculations of mechanical, electronic and optical properties of a new imidooxonitridophosphate
Chemical Physics ( IF 2.3 ) Pub Date : 2020-07-08 , DOI: 10.1016/j.chemphys.2020.110917
M. Debbichi , F. Alresheedi

Using first-principles calculations we have investigated the stability, mechanical, electronic structure, and optical properties of the newly synthesized imidooxonitridophosphate (AlP6O(NH)2N9). We found that this compound is dynamically stable and it satisfies the Born criteria for mechanical stability. The mechanical properties are evaluated by Voigt-Reuss-Hill approximation and according to Poisson’s and Pugh’s ratios, the AlP6O(NH)2N9 can be classified as a brittle material. In addition, we found that the calculated PBE electronic band structure revealed that the AlP6O(NH)2N9 is a semiconductor with an indirect band gap of 1.46 eV. Also, the investigated optical properties of the AlP6O(NH)2N9 demonstrates an anisotropic optical behavior for a photon energy less than 25 eV. All these properties make it a good candidate as a luminescent sensor.



中文翻译:

新型亚氨基氧杂三磷酸盐的机械,电子和光学性质的第一性原理计算

使用第一性原理计算,我们研究了新合成的亚氨基氧杂三磷酸盐(AlP 6 O(NH)2 N 9)的稳定性,机械,电子结构和光学性质。我们发现该化合物是动态稳定的,并且满足机械稳定性的Born标准。通过Voigt-Reuss-Hill近似评估机械性能,并根据泊松比和普格比,将AlP 6 O(NH)2 N 9归类为脆性材料。此外,我们发现计算得出的PBE电子能带结构表明AlP 6 O(NH)2 N 9是具有1.46 eV间接带隙的半导体。而且,研究的AlP 6 O(NH)2 N 9的光学性质表明,对于光子能量小于25 eV的各向异性光学行为。所有这些特性使其成为发光传感器的理想选择。

更新日期:2020-07-13
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