Articles with "practical quantum" as a keyword



A Novel Practical Quantum Secure Direct Communication Protocol

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Published in 2021 at "International Journal of Theoretical Physics"

DOI: 10.1007/s10773-021-04741-z

Abstract: A novel practical quantum secure direct communication (QSDC) protocol is constructed by utilizing the evolution law of atom via cavity QED. It transmits the atoms from one communicant to the other communicant in a two-step… read more here.

Keywords: practical quantum; novel practical; direct communication; quantum ... See more keywords
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Practical quantum oblivious transfer with a single photon

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Published in 2019 at "Laser Physics"

DOI: 10.1088/1555-6611/aafd28

Abstract: Quantum oblivious transfer (QOT) is an essential cryptographic primitive. But unconditionally secure QOT is known to be impossible. Here we propose a practical QOT protocol, which is perfectly secure against dishonest sender without relying on… read more here.

Keywords: quantum oblivious; practical quantum; single photon; oblivious transfer ... See more keywords

Practical Quantum Advantage on Partially Fault-Tolerant Quantum Computer

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Published in 2024 at "Physical Review X"

DOI: 10.1103/physrevx.15.021057

Abstract: Achieving quantum speedups in practical tasks remains challenging for current noisy intermediate-scale quantum (NISQ) devices. These devices always encounter significant obstacles such as inevitable physical errors and the limited scalability of current near-term algorithms. Meanwhile,… read more here.

Keywords: tolerant quantum; partially fault; quantum advantage; practical quantum ... See more keywords

No Practical Quantum Broadcasting: Even Virtually.

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Published in 2025 at "Physical review letters"

DOI: 10.1103/z2pr-zbwl

Abstract: Quantum information cannot be broadcast-an intrinsic limitation imposed by quantum mechanics. However, recent advances in virtual operations offer new insights into the no-broadcasting theorem. Here, we focus on the practical utility and introduce sample efficiency… read more here.

Keywords: broadcasting; broadcasting even; even virtually; quantum broadcasting ... See more keywords

Practical quantum cryptography

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Published in 2017 at "JETP Letters"

DOI: 10.1134/s0021364017090077

Abstract: A quantum cryptography system based on a 4-basis protocol with geometrically uniform states is tested in a series of experiments. Quantum states of light transmitted through real fiber optic communication channels to a distance of… read more here.

Keywords: practical quantum; quantum; quantum cryptography;