Time-resolved certification of frequency-bin entanglement over multi-mode channels [0.03%]
基于时间分辨率的频隙纠缠在多模式通道中的认证
Stéphane Vinet,Marco Clementi,Marcello Bacchi et al.
Stéphane Vinet et al.
Frequency-bin entangled photons can be efficiently produced on-chip which offers a scalable, robust and low-footprint platform for quantum communication, particularly well-suited for resource-constrained settings such as mobile or satellite...
Exponential quantum advantages in learning quantum observables from classical data [0.03%]
从经典数据中学习量子可观测量的指数型量子优势
Riccardo Molteni,Casper Gyurik,Vedran Dunjko
Riccardo Molteni
Quantum computers are believed to bring computational advantages in simulating quantum many-body systems. However, recent works have shown that classical machine learning algorithms are able to predict numerous properties of quantum systems...
The origins of noise in the Zeeman splitting of spin qubits in natural-silicon devices [0.03%]
自然硅器件中自旋量子比特塞曼能级分裂的噪声来源研究
Juan S Rojas-Arias,Yohei Kojima,Kenta Takeda et al.
Juan S Rojas-Arias et al.
We measure and analyze noise-induced energy-fluctuations of spin qubits defined in quantum dots made of isotopically natural silicon. Combining Ramsey, time-correlation of single-shot measurements, and CPMG experiments, we cover the qubit n...
Engineering protected cavity-QED interactions through pulsed dynamical decoupling [0.03%]
利用脉冲动力学去耦实现工程保护的腔量子电动力学相互作用
I Arrazola,P Bertet,Y Chu et al.
I Arrazola et al.
We study a generic cavity QED setup under conditions where the coupling between the two-level systems and a single bosonic mode is significantly degraded by low-frequency noise. To overcome this problem, we identify pulsed dynamical decoupl...
Lorenzo Peri,Alberto Gomez-Saiz,Christopher J B Ford et al.
Lorenzo Peri et al.
Scalable solid-state quantum computers will require integration with analog and digital electronics. Efficiently simulating the quantum-classical electronic interface is hence of paramount importance. Here, we present Verilog-A compact mode...
Consensus-based qubit configuration optimization for variational algorithms on neutral atom quantum systems [0.03%]
基于共识的变分算法中性原子量子系统量子位配置优化
Robert J P T de Keijzer,Luke Y Visser,Oliver Tse et al.
Robert J P T de Keijzer et al.
We report an algorithm that is able to tailor qubit interactions for individual variational quantum algorithm problems. The algorithm leverages the unique ability of a neutral atom tweezer platform to realize arbitrary qubit position config...
Thomas R Scruby,Kae Nemoto,Zhenyu Cai
Thomas R Scruby
We show how looped pipeline architectures-which use short-range shuttling of physical qubits to achieve bounded non-local connectivity-can efficiently implement the fault-tolerant non-Clifford gate between 2D surface codes described in (Sci...
Coexistence of entanglement-based quantum channels with DWDM classical channels over hollow core fibre in a four node quantum communication network [0.03%]
基于纠缠的量子通道与密集波分复用经典通道在空芯光纤四节点量子通信网络中的共存性研究
Marcus J Clark,Obada Alia,Sima Bahrani et al.
Marcus J Clark et al.
We experimentally demonstrate the coexistence of three entanglement-based quantum channels with carrier-grade classical optical channels over 11.5 km hollow core nested antiresonant nodeless fibre, in a four user quantum network. A transmis...
Variational quantum generative modeling by sampling expectation values of tunable observables [0.03%]
通过采样可调观测值的期望值进行变分量子生成模型构建
Kevin Shen,Andrii Kurkin,Adrián Pérez-Salinas et al.
Kevin Shen et al.
Expectation Value Samplers (EVSs) are quantum generative models that can learn high-dimensional continuous distributions by measuring the expectation values of parameterized quantum circuits. However, these models can demand impractical qua...
Fiber-coupled broadband quantum memory for polarization-encoded photonic qubits [0.03%]
用于编码光子量子比特的保偏宽带量子存储器
Sandra Cheng,Carson Evans,Todd Pittman
Sandra Cheng
Various near-term quantum networking applications will benefit from low-loss, fiber-coupled photonic quantum memory devices with high efficiencies. We demonstrate a fiber-coupled loop-and-switch quantum memory platform with a pass-through e...