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quant-ph2023★ 13 cited
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…
quant-ph2022★ 9 cited
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…