124 citations · 598 across the 16 of their papers we have counts for
17 papers
A powered full quantum eigensolver for energy band structures
Bozhi Wang, Jingwei Wen, Jiawei Wu +4
There has been an increasing research focus on quantum algorithms for condensed matter systems recently, particularly on calculating energy band structures. Here, we propose a quan…
Experimental simulation of quantum superchannels
Hang Li, Kai Wang, Shijie Wei +5
Simulating quantum physical processes has been one of the major motivations for quantum information science. Quantum channels, which are completely positive and trace preserving pr…
Single-Photon-Memory Measurement-Device-Independent Quantum Secure Direct Communication -- Part I: Its Fundamentals and Evolution
Xiang-Jie Li, Dong Pan, Gui-Lu Long +1
Quantum secure direct communication (QSDC) has attracted a lot of attention, which exploits deep-rooted quantum physical principles to guarantee unconditional security of communica…
Near-Term Quantum Computing Techniques: Variational Quantum Algorithms, Error Mitigation, Circuit Compilation, Benchmarking and Classical Simulation
He-Liang Huang, Xiao-Yue Xu, Chu Guo +5
Quantum computing is a game-changing technology for global academia, research centers and industries including computational science, mathematics, finance, pharmaceutical, material…
Factoring integers with sublinear resources on a superconducting quantum processor
Bao Yan, Ziqi Tan, Shijie Wei +21
Shor's algorithm has seriously challenged information security based on public key cryptosystems. However, to break the widely used RSA-2048 scheme, one needs millions of physical…
Single-photon-memory measurement-device-independent quantum secure direct communication
Xiang-Jie Li, Dong Pan, Gui-Lu Long +1
Quantum secure direct communication (QSDC) uses the quantum channel to transmit information reliably and securely. In order to eliminate the security loopholes resulting from pract…
A Probabilistic Imaginary Time Evolution Algorithm Based on Non-unitary Quantum Circuit
Hao-Nan Xie, Shi-Jie Wei, Fan Yang +4
Imaginary time evolution is a powerful tool applied in quantum physics, while existing classical algorithms for simulating imaginary time evolution suffer high computational comple…
A Variational Quantum Attack for AES-like Symmetric Cryptography
ZeGuo Wang, ShiJie Wei, Gui-Lu Long +1
We propose a variational quantum attack algorithm (VQAA) for classical AES-like symmetric cryptography, as exemplified the simplified-data encryption standard (S-DES). In the VQAA,…
Global Correlation and Local Information Flows in Controllable Non-Markovian Open Quantum Dynamics
Xin-Yu Chen, Na-Na Zhang, Wan-Ting He +5
In a fully-controllable experiment platform for studying non-Markovian open quantum dynamics, we show that the non-Markovianity could be investigated from the global and local aspe…
An Evolutionary Pathway for the Quantum Internet Relying on Secure Classical Repeaters
Gui-Lu Long, Dong Pan, Yu-Bo Sheng +3
Until quantum repeaters become mature, quantum networks remain restricted either to limited areas of directly connected nodes or to nodes connected to a common node. We circumvent…
Dual-Frequency Quantum Phase Estimation Mitigates the Spectral Leakage of Quantum Algorithms
Yifeng Xiong, Soon Xin Ng, Gui-Lu Long +1
Quantum phase estimation is an important component in diverse quantum algorithms. However, it suffers from spectral leakage, when the reciprocal of the record length is not an inte…
Quantum secure direct communication with private dense coding using general preshared quantum state
Jiawei Wu, Gui-Lu Long, Masahito Hayashi
We study quantum secure direct communication by using a general preshared quantum state and a generalization of dense coding. In this scenario, Alice is allowed to apply a unitary…
Maximum Relative Entropy of Coherence for Quantum Channels
Zhi-Xiang Jin, Long-Mei Yang, Shao-Ming Fei +4
Based on the resource theory for quantifying the coherence of quantum channels, we introduce a new coherence quantifier for quantum channels via maximum relative entropy. We prove…
Experimental free-space quantum secure direct communication and its security analysis
Dong Pan, Zaisheng Lin, Jiawei Wu +4
We report an experimental implementation of free-space quantum secure direct communication based on single photons. The quantum communication scheme uses phase encoding, and the as…
Digital spiral object identification using random light
Zhe Yang, Omar S. Magana-Loaiza, Mohammad Mirhosseini +6
Photons that are entangled or correlated in orbital angular momentum have been extensively used for remote sensing, object identification and imaging. It has recently been demonstr…
Experimental quantum secure direct communication with single photons
Jianyong Hu, Bo Yu, Mingyong Jing +4
Quantum communication holds promise for absolutely security in secret message transmission. Quantum secure direct communication is an important mode of the quantum communication in…
No-relationship between impossibility of faster-than-light quantum communication and distinction of ensembles with the same density matrix
Chuan Wang, Gui Lu Long, Yang Sun
It has been claimed in the literature that impossibility of faster-than-light quantum communication has an origin of indistinguishability of ensembles with the same density matrix.…