论文标题

扶手椅石墨烯Nanoribbons中双极的内在特性

Intrinsic Properties of Bipolarons in Armchair Graphene Nanoribbons

论文作者

Silva, Gesiel G., da Cunha, Wiliam F., Junior, Marcelo L. Pereira, Junior, Luiz F. Roncaratti, Junior, Luiz A. Ribeiro

论文摘要

我们在不同的电场和电子波偶联方案的影响下进行了有关扶手椅石墨烯纳米纤维(AGNRS)中双极动力学的研究。通过研究对电激发的反应,我们能够确定该准粒子在AGNR中的有效质量和终端速度。值得注意的是,较窄的Agnr中的双极运动与共轭聚合物中的双子龙一样快。我们的发现铺平了道路,以增强对石墨烯纳米纤维中电荷载体行为的理解。

We performed an investigation concerning bipolaron dynamics in armchair graphene nanoribbons (AGNRs) under the influence of different electric field and electron-phonon coupling regimes. By studying the response to the electric excitation, we were able to determine the effective mass and terminal velocity of this quasiparticle in AGNRs. Remarkably, bipolarons in narrower AGNRs move as fast as the ones in conjugated polymers. Our findings pave the way to enhance the understanding of the behavior of charge carriers in graphene nanoribbons.

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