论文标题

使用窄带和通过带序列的三态相干控制

Three-state coherent control using narrowband and passband sequences

论文作者

Zhang, Cheng, Shen, Li-Tuo, Song, Jie, Xia, Yan, Shi, Zhi-Cheng

论文摘要

在这项工作中,我们通过涉及三态系统中所有状态的动力学,为窄带和通带复合脉冲序列提出了全面的设计。该设计非常通用,因为所有脉冲参数都可以自由使用来修改错误项的系数。两种调制技术(强度和相位调制)用于以所需的激发曲线实现任意种群转移,而系统将最小的泄漏量保持在第三个状态。此外,当旋转波近似没有严格的合理性时,当前序列能够忍受不准确的波形,引起误差和工作良好。因此,这项工作提供了多功能的适应性,以在窄带和PassBand序列中塑造各种激发曲线。

In this work, we propose a comprehensive design for narrowband and passband composite pulse sequences by involving the dynamics of all states in the three-state system. The design is quite universal as all pulse parameters can be freely employed to modify the coefficients of error terms. Two modulation techniques, the strength and phase modulations, are used to achieve arbitrary population transfer with a desired excitation profile, while the system keeps minimal leakage to the third state. Furthermore, the current sequences are capable of tolerating inaccurate waveforms, detunings errors, and work well when rotating wave approximation is not strictly justified. Therefore, this work provides versatile adaptability for shaping various excitation profiles in both narrowband and passband sequences.

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