论文标题

完美的刺激拉曼绝热通道,有限的时间脉冲

Perfect stimulated Raman adiabatic passage with imperfect finite-time pulses

论文作者

Dogra, Shruti, Paraoanu, Gheorghe Sorin

论文摘要

我们提出了两个高斯脉冲驱动器的量身定制的序列,可在刺激的拉曼绝热通道(Stirap)中实现完美的种群转移。我们对Stokes和Pump脉冲的最佳截断和相对位置进行了理论分析。此外,我们获得给定脉冲宽度的协议的功率和持续时间。重要的是,达到预期值所需的协议持续时间仅取决于对不忠的对数。在驱动器的最佳截断并参考最快转移点的情况下,我们获得了新的绝热标准,这非常简单有效。

We present a well-tailored sequence of two Gaussian-pulsed drives that achieves perfect population transfer in STImulated Raman Adiabatic Passage (STIRAP). We give a theoretical analysis of the optimal truncation and relative placement of the Stokes and pump pulses. Further, we obtain the power and the duration of the protocol for a given pulse width. Importantly, the duration of the protocol required to attain a desired value of fidelity depends only logarithmically on the infidelity. Subject to optimal truncation of the drives and with reference to the point of fastest transfer, we obtain a new adiabaticity criteria, which is remarkably simple and effective.

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