Variational Estimation of Optimal Signal States for Quantum Channels by Leonardo Oleynik, Junaid Ur Rehman, Hayder Al-Hraishawi, Symeon Chatzinotas

“…This article explores the performance of quantum communication systems in the presence of noise and focuses on finding the optimal encoding for maximizing the classical communication rate, approaching the classical capacity in some scenarios. …”
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High-Dimensional Quantum Key Distribution by a Spin-Orbit Microlaser by Yichi Zhang, Haoqi Zhao, Tianwei Wu, Zihe Gao, Li Ge, Liang Feng

“…The demonstrated long-term system stability showcases the practical potential of the microlaser quantum transmitter, providing a critical step towards compact, high-information-capacity quantum communication networks.…”
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Time-bin entangled Bell state generation and tomography on thin-film lithium niobate by Giovanni Finco, Filippo Miserocchi, Andreas Maeder, Jost Kellner, Alessandra Sabatti, Robert J. Chapman, Rachel Grange

“…Abstract Optical quantum communication technologies are making the prospect of unconditionally secure and efficient information transfer a reality. …”
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Blind signature scheme based on entangled quantum by Jian-wu LIANG, Xiao-hui WANG, Ying GUO, Zi CHENG

“…The measurements of new entangled particles complete signature and verification and realize the quantum communication, blind signature and verification. …”
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INNOVATIVE MECHANISMS FOR IMPLEMENTING STATE ECONOMIC POLICY FOR POST-WAR RECONSTRUCTION OF UKRAINE: QUANTUM TRANSFORMATIONS AS A DRIVER OF DEVELOPMENT by Oleksiy Shkuratov, Liudmila Antonova, Roman Dzyuba

“…The second quantum revolution involves the introduction of quantum computers, quantum cryptography and quantum communication, capable of accelerating the development of new materials, optimizing logistics chains and increasing the level of data security. …”
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Overview of quantum key distribution metropolitan optical networking technology by Hua WANG, Yongli ZHAO

“…Quantum key distribution is a basic implementation technology of quantum communication,which provides a secure key distribution method.With the maturity and development of point-to-point quantum key distribution technology,multi-point to multi-point quantum key distribution networking has become a trend of development in the future.How to construct a multi-point to multi-point quantum key distribution network is currently urgent problem.The architecture of QKD-MON was proposed,the key problems and corresponding strategies in QKD-MON were discussed,the applications of QKD-MON in various scenes were studied,and finally the future development direction and challenges were discussed.The QKD network architecture proposed can efficiently implement QKD between multiple points and provide key resources for the customer flexibly.…”
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Discrimination of three symmetric states by Lan-lan Li, Wen-hai Zhang, Ke Zhang, Cheng-yu Fan

“…The quantum state discrimination problem is ubiquitous in quantum information and serves as the foundation for many quantum communication schemes proposed so far. This paper investigates the optimal discrimination of three symmetric quantum states with equal prior probabilities. …”
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Exploration of teaching method incorporating ideological elements for the cutting-edge technology of cyberspace security by Aiqun HU, Guyue LI, Linning PENG, Tao LI

“…The teaching method was explored incorporating ideological elements for the advanced technology of cyberspace security.The teaching content of this course is constituted of six aspects,i.e.,quantum communication,public key infrastructure,physical layer security,blockchain,trusted computing and privacy protection.Apart from teaching the related technologies,the remarkable achievements and efforts of Chinese scientists were shown and the future work was indicated.Students are grouped to do literature research,expand their knowledge,exchange the learning experience and explore the law of scientific research in these new aspects.Students can not only absorb the knowledge of cutting-edge technology,but also learn the method and spirit to address scientific problems.A useful reference for education and teaching method of course ideological for graduate students was provided.…”
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Influence of thunderstorm cloud on the performance of satellite-to-ground quantum link and parameters simulation by Min NIE, Li SHI, Guang YANG, Chang-xing PEI

“…In order to investigate the effect of thunderstorm cloud on the performance of satellite-to-ground quantum link,according to the extinction cross section and the number concentration distribution function of the charged particle in the thunderstorm cloud,the relationships among the particle concentration,charge density and link attenuation of charged particles in atmosphere were established.The relationship between the atmospheric concentration of charged particles,the charge density on the average channel capacity,channel fidelity,channel survival function and bit error rate of quantum key distribution system were put out.The simulation results show that the thunderstorm cloud has a significant effect on the performance of the satellite-to-ground quantum link.So in order to improve the reliability of satellite-ground quantum communication,the system parameters should be adjusted according to the forecast of the thunderstorm cloud.…”
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Challenges and innovative solutions of space-ground integrated network security by LI Jinhui, HUANG Chengbin, WANG Jinhua, LIU Yang

“…By leveraging the unconditional security of quantum communication and the advantages of post-quantum cryptographic algorithms, end-to-end secure communication protection for the space-ground integrated network was provided. …”
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Quantum Contextual Hypergraphs, Operators, Inequalities, and Applications in Higher Dimensions by Mladen Pavičić

“…Additionally, we investigate several promising applications of hypergraphs in quantum communication and quantum computation, paving the way for future breakthroughs in the field.…”
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Lighting the way forward: The bright future of photonic integrated circuits by M.A. Butt, B. Janaszek, R. Piramidowicz

“…With potential applications in 5G, data centres, quantum communication, and AI, integrated optics is crucial for future communication technologies. …”
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Lower bounds for quantum-inspired classical algorithms via communication complexity by Nikhil S. Mande, Changpeng Shao

“…As a generalisation, we extend our method to study lower bounds analysis of quantum query algorithms for matrix-related problems using quantum communication complexity. Some applications are given.…”
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Electric power communication network service importance evaluation method for quantum key application by Guochun LI, Suxiang ZHANG, Wei DENG, Zhuozhi YU, Yefeng ZHANG, Yukun ZHU

“…A relative importance matrix based on the transmission performance indicators of each service was built under the background of quantum communication, so as to obtain the importance of the power communication network business, and to carry out subsequent quantum key application strategy research.…”
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Streaming quantum state purification by Andrew M. Childs, Honghao Fu, Debbie Leung, Zhi Li, Maris Ozols, Vedang Vyas

“…This basic task has applications to quantum communication over noisy channels and quantum computation with imperfect devices, but has only been studied previously for the case of qubits. …”
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Highly sensitive and efficient 1550 nm photodetector for room temperature operation by Rituraj, Zhi Gang Yu, R. M. E. B. Kandegedara, Shanhui Fan, Srini Krishnamurthy

“…Photonic quantum technologies such as effective quantum communication require room temperature (RT) operating single- or few-photon sensors with high external quantum efficiency (EQE) at 1550 nm wavelength. …”
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Security of differential phase shift QKD from relativistic principles by Martin Sandfuchs, Marcus Haberland, V. Vilasini, Ramona Wolf

“…Our results have broad implications for the development of secure and reliable quantum communication technologies, as they shed light on the range of applicability of state-of-the-art security proof techniques.…”
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Nuclear Spins in a Solid Exceeding 10-Hour Coherence Times for Ultra-Long-Term Quantum Storage by Fudong Wang, Miaomiao Ren, Weiye Sun, Mucheng Guo, Matthew J. Sellars, Rose L. Ahlefeldt, John G. Bartholomew, Juan Yao, Shuping Liu, Manjin Zhong

“…Long-term quantum storage for quantum communication applications will require optically accessible states with coherence times exceeding the desired storage time. …”
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Optical driving, spin initialization and readout of single SiV− centers in a Fabry-Perot resonator by Gregor Bayer, Robert Berghaus, Selene Sachero, Andrea B. Filipovski, Lukas Antoniuk, Niklas Lettner, Richard Waltrich, Marco Klotz, Patrick Maier, Viatcheslav Agafonov, Alexander Kubanek

“…Abstract Large-scale quantum communication networks require quantum repeaters due to the signal attenuation in optical fibers. …”
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Enhanced Lightweight Quantum Key Distribution Protocol for Improved Efficiency and Security by Ashutosh Bhatia, Sainath Bitragunta, Kamlesh Tiwari

“…The proposed optimizations enhance post-processing efficiency and scalability, enabling practical deployment in bandwidth-limited environments like IoT networks, secure financial systems, and defense communications, thereby supporting broader adoption of quantum communication systems.…”
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