论文标题

通过超导量子台,通过可扩展和路由的网络体系结构进行完美状态转移的开关方法

A switching approach for perfect state transfer over a scalable and routing enabled network architecture with superconducting qubits

论文作者

Singh, Siddhant

论文摘要

我们为完美的状态转移(PST)提出了一个超立方体开关架构,我们证明在任何尺寸的任何给定的超立方体中都可以找到诱导的HyperCube,以便可以在原始HyperCube的任何两个给定的顶点之间执行PST。然后,我们将此切换方案概括为任意数量的Qubits,在任何两个顶点之间,PST的此路由功能也可以。结果表明,这是具有路由功能的量子计算的最佳且可扩展的体系结构。这允许可扩展的Qubits网络。我们证明了使用具有可调耦合的超导式转移矩矩形量子台可以实验实现的切换方案。我们还提出了一个PST辅助量子计算模型,在该模型中,我们显示了使用PST与常规资源昂贵量子交换门的计算优势。此外,我们介绍了图表的电晕产品下的签名图的数值研究,几乎没有建立PST的示例,而与现有的文献相比,在Corona产品下对PST进行了调用。我们还报告了违反单位性的玻色症哈密顿官的Qudit州转移研究中存在错误的错误。

We propose a hypercube switching architecture for the perfect state transfer (PST) where we prove that it is always possible to find an induced hypercube in any given hypercube of any dimension such that PST can be performed between any two given vertices of the original hypercube. We then generalise this switching scheme over arbitrary number of qubits where also this routing feature of PST between any two vertices is possible. It is shown that this is optimal and scalable architecture for quantum computing with the feature of routing. This allows for a scalable and growing network of qubits. We demonstrate this switching scheme to be experimentally realizable using superconducting transmon qubits with tunable couplings. We also propose a PST assisted quantum computing model where we show the computational advantage of using PST against the conventional resource expensive quantum swap gates. In addition, we present the numerical study of signed graphs under Corona product of graphs and show few examples where PST is established, in contrast to pre-existing results in the literature for disproof of PST under Corona product. We also report an error in pre-existing research for qudit state transfer over Bosonic Hamiltonian where unitarity is violated.

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