论文标题

多个电磁诱导的透明度,而没有对照场的原子阵列中的透明度耦合到波导

Multiple electromagnetically induced transparency without a control field in an atomic array coupled to a waveguide

论文作者

Jia, W. Z., Cai, Q. Y.

论文摘要

我们研究了包含原子阵列的波导量子电动力学(WQED)系统中的多个电磁诱导的透明度(EIT)。通过分析系统的有效哈密顿量,我们发现,就单个兴奋的集体状态而言,可以将适当设计的$ n $ atom阵列映射到驱动的($ n+1 $) - 可以产生多个EIT型现象的驱动($ n+1 $)。在单光子扇区和单光子限制之外,讨论了原子阵列WQED系统的相应散射光谱。这种类型的EIT方案中最重要的羽毛是无控制场,当不可用时,这可能提供另一种方法来在WQED系统中产生类似EIT的现象。我们的论文中给出的结果可能为未来在多个EIT进行的实验提供了良好的指导,而无需在WQED系统中没有控制场。

We investigate multiple electromagnetically induced transparency (EIT) in a waveguide quantum electrodynamics (wQED) system containing an atom array. By analyzing the effective Hamiltonian of the system, we find that in terms of the single-excitation collective states, a properly designed $N$-atom array can be mapped into a driven ($N+1$)-level system that can produce multiple EIT-type phenomenon. The corresponding scattering spectra of the atom-array wQED system are discussed both in the single-photon sector and beyond the single-photon limit. The most significant feather of this type of EIT scheme is control-field-free, which may provide an alternative way to produce EIT-like phenomenon in wQED system when external control fields are not available. The results given in our paper may provide good guidance for future experiments on multiple EIT without a control field in wQED system.

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