Zobrazeno 1 - 10
of 480
pro vyhledávání: '"Ma, Xiongfeng"'
Quantum learning tasks often leverage randomly sampled quantum circuits to characterize unknown systems. An efficient approach known as "circuit reusing," where each circuit is executed multiple times, reduces the cost compared to implementing new ci
Externí odkaz:
http://arxiv.org/abs/2407.15582
Enhancing the performance of quantum key distribution is crucial, driving the exploration of various key distillation techniques to increase the key rate and tolerable error rate. It is imperative to develop a comprehensive framework to encapsulate a
Externí odkaz:
http://arxiv.org/abs/2404.14733
Quantum randomness relies heavily on the accurate characterization of the generator implementation, where the device imperfection or inaccurate characterization can lead to incorrect entropy estimation and practical bias, significantly affecting the
Externí odkaz:
http://arxiv.org/abs/2403.10023
Autor:
Zhu, Hao-Tao, Huang, Yizhi, Pan, Wen-Xin, Zhou, Chao-Wu, Tang, Jianjun, He, Hong, Cheng, Ming, Jin, Xiandu, Zou, Mi, Tang, Shibiao, Ma, Xiongfeng, Chen, Teng-Yun, Pan, Jian-Wei
Quantum key distribution is a cornerstone of quantum technology, offering information-theoretical secure keys for remote parties. With many quantum communication networks established globally, the mode-pairing protocol stands out for its efficacy ove
Externí odkaz:
http://arxiv.org/abs/2403.09339
Accurate and robust estimation of quantum process properties is crucial for quantum information processing and quantum many-body physics. Combining classical shadow tomography and randomized benchmarking, Helsen et al. introduced a method to estimate
Externí odkaz:
http://arxiv.org/abs/2312.09643
Quantum key distribution has emerged as a promising solution for constructing secure communication networks, offering information-theoretic security guaranteed by the principles of quantum mechanics. One of the most advanced quantum key distribution
Externí odkaz:
http://arxiv.org/abs/2309.17304
Group twirling is crucial in quantum information processing, particularly in randomized benchmarking and random compiling. While protocols based on Pauli twirling have been effectively crafted to transform arbitrary noise channels into Pauli channels
Externí odkaz:
http://arxiv.org/abs/2309.15651
Autor:
Wei, Fuchuan, Liu, Zhenhuan, Liu, Guoding, Han, Zizhao, Ma, Xiongfeng, Deng, Dong-Ling, Liu, Zhengwei
Quantum mechanics features a variety of distinct properties such as coherence and entanglement, which could be explored to showcase potential advantages over classical counterparts in information processing. In general, legitimate quantum operations
Externí odkaz:
http://arxiv.org/abs/2308.07956
Autor:
Zhang, Ting, Smith, Graeme, Smolin, John A., Liu, Lu, Peng, Xu-Jie, Zhao, Qi, Girolami, Davide, Ma, Xiongfeng, Yuan, Xiao, Lu, He
Publikováno v:
npj Quantum Inf 10, 60 (2024)
Entanglement and coherence are fundamental properties of quantum systems, promising to power near future quantum technologies, such as quantum computation, quantum communication and quantum metrology. Yet, their quantification, rather than mere detec
Externí odkaz:
http://arxiv.org/abs/2308.07068
Quantum computing devices have been rapidly developed in the past decade. Tremendous efforts have been devoted to finding quantum advantages for useful but classically intractable problems via current noisy quantum devices without error correction. I
Externí odkaz:
http://arxiv.org/abs/2306.02836