A comparative study of LQU and LQFI in general qubit-qutrit axially symmetric states by M. A. Yurischev, Saeed Haddadi, Mehrdad Ghominejad

“…New features are observed in their behavior that are important for quantum information processing. Specifically, cascades of sudden changes in the behavior of LQU and LQFI are found with a smooth change in temperature or interaction parameters. …”
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Entanglement wedge reconstruction using the Petz map by Chi-Fang Chen, Geoffrey Penington, Grant Salton

“…Moreover, the error in the reconstruction will always be non-perturbatively small. From a quantum information perspective, we prove a general theorem extending the use of the Petz map as a general-purpose recovery channel to subsystem and operator algebra quantum error correction.…”
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Fermionic steering in multi-event horizon spacetime by Shu-Min Wu, Jin-Xuan Li, Yu-Xuan Wang, Si-Han Shang, Jianbo Lu

“…These conclusions are helpful to guide the task of processing relativistic quantum information for quantum steering in SdS spacetime.…”
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Generation of Massively Entangled Bright States of Light during Harmonic Generation in Resonant Media by Sili Yi, Nikolai D. Klimkin, Graham Gardiner Brown, Olga Smirnova, Serguei Patchkovskii, Ihar Babushkin, Misha Ivanov

“…Our analysis opens remarkable opportunities at the interface of attosecond physics and quantum optics, with implications for quantum information science.…”
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Security of differential phase shift QKD from relativistic principles by Martin Sandfuchs, Marcus Haberland, V. Vilasini, Ramona Wolf

“…The proof combines techniques from quantum information theory, quantum optics, and relativity. …”
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Thermoelectric properties of a quantum dot attached to normal metal and topological superconductor by Piotr Trocha, Thibaut Jonckheere, Jérôme Rech, Thierry Martin

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Integrated photonic programmable random matrix generator with minimal active components by Kevin Zelaya, Mostafa Honari-Latifpour, Mohammad-Ali Miri

“…In manipulating classical light, random operations are utilized for random projections and dimensionality reduction, which are important for analog signal processing, computing, and imaging. In quantum information processing, random unitary operations are essential to boson sampling algorithms for multiphoton states in linear photonic circuits. …”
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Second quantum revolution: The progressive design of an approach to value its cultural and conceptual scope by S. Satanassi, O. Levrini

“…[This paper is part of the Focused Collection in Investigating and Improving Quantum Education through Research.] Quantum information science and technology is a growing field. …”
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Trade-off relations between two-qubit coherence and intrinsic concurrence for Heisenberg XYZ states induced by intrinsic decoherence model by Fahad Aljuaydi

“…It is found that the stationary quantum information resources generated by intrinsic decoherence depend on the spin–spin, spin–orbit interactions as well as on the applied external inhomogeneous magnetic field in the x-direction.…”
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Dynamical suppression of many-body non-Hermitian skin effect in anyonic systems by Yi Qin, Ching Hua Lee, Linhu Li

“…The spreading of quantum information in this system shows even more exotic phenomena, where NHSE affects only the information dynamics for a thermal ensemble, but not that for a single initial state. …”
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QCA: Quantum Computational Approach for Internet of Things with 5G Connectivity by Shitharth Selvarajan, Hariprasath Manoharan, Adil O. Khadidos, Alaa O. Khadidos

“…Hence, in the proposed method, quantum information processing protocols and quantum algorithms are integrated where data transmissions are maximized. …”
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Triplet-ground-state nonalternant nanographene with high stability and long spin lifetimes by Weixiang Zhou, Yiyang Fei, Yu-Shuang Zhang, Xiaohe Miao, Shang-Da Jiang, Junzhi Liu

“…Abstract High-spin carbon-based polyradicals exhibit significant potential for applications in quantum information storage and sensing; however, their practical application is hampered by limited structural diversity and chemical instability. …”
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Quantum Key Distribution Applicability to Smart Grid Cybersecurity Systems by Warren Grice, Mohammed Olama, Annabelle Lee, Philip G. Evans

“…However, with the increasing number of sophisticated attacks as well as the increasing computational power, the security of the “classical” cryptographic algorithms is threatened. Quantum information science offers solutions to this problem, specifically quantum key distribution (QKD), which provides a means for the generation and secure distribution of symmetric cryptographic keys. …”
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Entangling Schrödinger’s cat states by bridging discrete- and continuous-variable encoding by Daisuke Hoshi, Toshiaki Nagase, Sangil Kwon, Daisuke Iyama, Takahiko Kamiya, Shiori Fujii, Hiroto Mukai, Shahnawaz Ahmed, Anton Frisk Kockum, Shohei Watabe, Fumiki Yoshihara, Jaw-Shen Tsai

“…Abstract In quantum information processing, two primary research directions have emerged: one based on discrete variables (DV) and the other on the structure of quantum states in a continuous-variable (CV) space. …”
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Neutron Interferometry at the National Institute of Standards and Technology by D. A. Pushin, M. G. Huber, M. Arif, C. B. Shahi, J. Nsofini, C. J. Wood, D. Sarenac, D. G. Cory

“…With recent advances in quantum information processing especially quantum error correction (QEC) codes we were able to demonstrate a neutron interferometer that is insensitive to vibrational noise. …”
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Deterministic multi-phonon entanglement between two mechanical resonators on separate substrates by Ming-Han Chou, Hong Qiao, Haoxiong Yan, Gustav Andersson, Christopher R. Conner, Joel Grebel, Yash J. Joshi, Jacob M. Miller, Rhys G. Povey, Xuntao Wu, Andrew N. Cleland

“…Abstract Mechanical systems have emerged as a compelling platform for applications in quantum information, leveraging advances in the control of phonons, the quanta of mechanical vibrations. …”
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Intervalence plasmons in boron-doped diamond by Souvik Bhattacharya, Jonathan Boyd, Sven Reichardt, Valentin Allard, Amir Hossein Talebi, Nicolò Maccaferri, Olga Shenderova, Aude L. Lereu, Ludger Wirtz, Giuseppe Strangi, R. Mohan Sankaran

“…These results suggest a new mechanism for inducing plasmon-like behavior in doped semiconductors, and the possibility of attaining such properties in diamond, a key emerging material for quantum information technologies.…”
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Unravelling the nonlinear generation of designer vortices with dielectric metasurfaces by Laure Coudrat, Guillaume Boulliard, Jean-Michel Gérard, Aristide Lemaître, Aloyse Degiron, Giuseppe Leo

“…In the nonlinear domain, of strategic importance for the future of classical and quantum information, to date orbital angular momentum has only been created in qualitative ways, without discussing discrepancies between design and experimental results. …”
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Feasibility and parameter optimization of ground-to-satellite uplink continuous-variable quantum key distribution by Jin Cheng, Yujie Chen, Ao Liu, Xin Sun, Junjie Guo, Bohan Yang, Peng Yin, Wenbo Liu, Lanjian Chen, Chen Dong

“…Driven by the necessitates of wide-area quantum secure communication networks, ground-to-satellite quantum key distribution (QKD) has been highlighted in the field of quantum information. Continuous variable QKD (CV-QKD) shows the advantages of a high secure key rate generation and compatibility in the fiber channel, but the communication range is limited by low attenuation tolerance. …”
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Large‐Area Bright Emission of Plasmon‐Coupled Dark Excitons at Room Temperature by Hyun Jeong, Hyeong Chan Suh, Ga Hyun Cho, Huitae Joo, Yeonjeong Koo, Hayoung Ko, Ki Kang Kim, Youngbum Kim, Jeongyong Kim, Kyoung‐Duck Park, Mun Seok Jeong

“…Abstract Brightening dark excitons in transition metal dichalcogenide monolayers (MLs) can provide large‐area ultrathin devices for applications in quantum information science and optoelectronics. For practical applications of dark excitons, a robust and bright emission over a wide area at room temperature is desirable; however, no reliable approach has been demonstrated thus far. …”
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