Transmission estimation at the quantum Cramér-Rao bound with macroscopic quantum light [0.03%]
宏量子态光的克rame-rao界量子传输估计
Timothy S Woodworth,Carla Hermann-Avigliano,Kam Wai Clifford Chan et al.
Timothy S Woodworth et al.
The field of quantum metrology seeks to apply quantum techniques and/or resources to classical sensing approaches with the goal of enhancing the precision in the estimation of a parameter beyond what can be achieved with classical resources...
The deep space quantum link: prospective fundamental physics experiments using long-baseline quantum optics [0.03%]
深空量子链路：利用长基线量子光学进行基本物理实验的展望
Makan Mohageg,Luca Mazzarella,Charis Anastopoulos et al.
Makan Mohageg et al.
The National Aeronautics and Space Administration's Deep Space Quantum Link mission concept enables a unique set of science experiments by establishing robust quantum optical links across extremely long baselines. Potential mission configur...
Poompong Chaiwongkhot,Jiaqiang Zhong,Anqi Huang et al.
Poompong Chaiwongkhot et al.
We study potential security vulnerabilities of a single-photon detector based on superconducting transition-edge sensor. In one experiment, we show that an adversary could fake a photon number result at a certain wavelength by sending a lar...
Tunneling gravimetry [0.03%]
隧道重力测量学
Patrik Schach,Alexander Friedrich,Jason R Williams et al.
Patrik Schach et al.
We examine the prospects of utilizing matter-wave Fabry-Pérot interferometers for enhanced inertial sensing applications. Our study explores such tunneling-based sensors for the measurement of accelerations in two configurations: (a) a tra...
Khodakhast Bibak,Bruce M Kapron,Venkatesh Srinivasan
Khodakhast Bibak
Authentication plays a critical role in the security of quantum key distribution (QKD) protocols. We propose using Polynomial Hash and its variants for authentication of variable length messages in QKD protocols. Since universal hashing is ...
Engineering the microwave to infrared noise photon flux for superconducting quantum systems [0.03%]
工程构建用于超导量子系统的微波到红外噪声光子通量
Sergey Danilin,João Barbosa,Michael Farage et al.
Sergey Danilin et al.
Electromagnetic filtering is essential for the coherent control, operation and readout of superconducting quantum circuits at milliKelvin temperatures. The suppression of spurious modes around transition frequencies of a few GHz is well und...
Qualifying quantum approaches for hard industrial optimization problems. A case study in the field of smart-charging of electric vehicles [0.03%]
用于复杂工业优化问题的量子方法评估。以智能充电电动汽车领域为例研究
Constantin Dalyac,Loïc Henriet,Emmanuel Jeandel et al.
Constantin Dalyac et al.
In order to qualify quantum algorithms for industrial NP-Hard problems, comparing them to available polynomial approximate classical algorithms and not only to exact exponential ones is necessary. This is a great challenge as, in many cases...
Markku Räsänen,Henrikki Mäkynen,Mikko Möttönen et al.
Markku Räsänen et al.
Quantum computing holds the potential to deliver great economic prosperity to the European Union (EU). However, the creation of successful business in the field is challenging owing to the required extensive investments into postdoctoral-le...
Francesco Bova,Avi Goldfarb,Roger G Melko
Francesco Bova
Despite the scientific and engineering challenges facing the development of quantum computers, considerable progress is being made toward applying the technology to commercial applications. In this article, we discuss the solutions that som...
Robust quantum state engineering through coherent localization in biased-coin quantum walks [0.03%]
通过偏硬币量子行走中的相干局域化实现鲁棒的量子态工程学
Helena Majury,Joelle Boutari,Elizabeth O&#x;Sullivan et al.
Helena Majury et al.
We address the performance of a coin-biased quantum walk as a generator for non-classical position states of the walker. We exploit a phenomenon of coherent localization in the position space - resulting from the choice of small values of t...