论文标题

电子转移和自旋轨道耦合:在存在核摩擦的情况下,浆果力效应进出平衡的强度如何?

Electron Transfer and Spin-Orbit Coupling: How Strong are Berry Force Effects In and Out of Equilibrium in the Presence of Nuclear Friction?

论文作者

Chandran, Suraj, Wu, Yanze, Teh, Hung-Hsuan, Waldeck, David H., Subotnik, Joseph E.

论文摘要

我们研究了一个自旋 - 玻色子启发的电子传递模型,其中绝热耦合由位置依赖相(IWX)给出。我们考虑平衡和非平衡初始条件。我们表明,对于此模型,所有平衡结果都完全不变W(无限顺序)。但是,非平衡结果确实取决于W的符号,这表明即使在存在核摩擦的情况下,光诱导的电子传递动力学也会受到浆果力的有意义的影响。此外,每当有自旋轨道耦合时,都会出现电子自旋极化(至少要持续一段时间)。

We investigate a spin-boson inspired model of electron transfer, where the diabatic coupling is given by a position-dependent phase, exp(iWx). We consider both equilibrium and nonequilibrium initial conditions. We show that, for this model, all equilibrium results are completely invariant to the sign of W(to infinite order). However, the nonequilibrium results do depend on the sign of W, suggesting that photo-induced electron transfer dynamics are meaningfully affected by Berry forces even in the presence of nuclear friction; furthermore, whenever there is spin-orbit coupling, electronic spin polarization can emerge (at least for some time).

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