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Theoretical studies of the adamantane-like [Ag24(trz)18]n nanocages with n = 0, +2, +4 and +6
Chemical Physics Letters ( IF 2.8 ) Pub Date : 2019-02-13 , DOI: 10.1016/j.cplett.2019.02.009
Juliana Cirino dos Santos , Osmair Vital de Oliveira , José Divino dos Santos

Quantum chemistry methods were used to study the [Ag24(trz)18]n nanocage (0, +2, +4 and +6) with intention of obtaining new nanocages. Except for [Ag24(trz)18]6+, the nanocages at triplet state present lowest energy than singlet state. The large energy gap (3.75 eV) implies the higher chemical stability of [Ag24(trz)18]4+ (triplet state) and [Ag24(trz)18]6+ (singlet state). The nanocages with oxidation state of 0 and +2 at triplet state can act as conductors with energy gap below 1 eV. The results herein show that the new nanoclusters predicted may be used as sensors, as conductors, to encapsulate chemical species and in chemical reactions.



中文翻译:

金刚烷样[Ag 24(trz)18 ] n纳米笼的理论研究,其中n = 0,+ 2,+ 4和+6

为了获得新的纳米笼,使用了量子化学方法来研究[Ag 24(trz)18 ] n纳米笼(0,+ 2,+ 4和+6)。除了[Ag 24(trz)18 ] 6+之外,三重态的纳米笼比单重态的能量最低。较大的能隙(3.75 eV)表示[Ag 24(trz)18 ] 4+(三重态)和[Ag 24(trz)18 ] 6+的化学稳定性更高(单一状态)。在三重态下氧化态为0和+2的纳米笼可以充当能隙低于1 eV的导体。本文的结果表明,预测的新的纳米簇可以用作传感器,导体,以封装化学物质并用于化学反应。

更新日期:2019-02-14
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