Reducing Decoding Latency in Quantum Error Correction by Early Starting ClusteringIn quantum error correction, fast low-latency decoding is essential for fault-tolerant quantum computation, as delays in processing syndrome data can lead to the backlog problem. Existing decoders,…Tommaso Peduzzi, Lukas Bödeker, Markus Müller et al.·Sep 14, 2026SaveLearn
Information Erasure and Quantum Imprint in Quantum Measurement and First-Order SPAM Error SeparationWe introduce information erasure and quantum imprint as two properties that classify quantum instruments. Information erasure is the property that an appropriate postselection can render the…Taiga Suzuki, Yuki Ito, Masayuki Ohzeki·Sep 14, 2026SaveLearn
Bell-inequality violation in light transmitted through disordered emitter ensemblesWe show that light transmitted through a disordered ensemble of weakly coupled two-level emitters can violate a Bell inequality in a continuous-wave Franson-type measurement. The Bell signal is…Ruolin Guan, Vineesha Srivastava, Kasper J. Kusmierek et al.·Sep 14, 2026SaveLearn
Engineering dissipation and control pulses for high-fidelity fault-tolerance quantum computingCat-state qubits, a prominent class of bosonic encodings, offer a promising pathway toward hardware-efficient fault-tolerant quantum computing. In this manuscript, we propose an optimally robust…Shao-Wei Xu, Zhe-Yuan Zhang, Yi-Tong Shi et al.·Sep 14, 2026SaveLearn
Electromagnetic Selection Rules and Coherent Manipulation of Quantum Skyrmion via Surface Acoustic Wave PhononsSkyrmions are competitive candidates for information-storage units and have great prospect in quantum information processing. We here study coherent control of a quantum skyrmion via surface acoustic…Geng Li, Yu-Yuan Chen, Yu-xi Liu·Sep 14, 2026SaveLearn
Noise robust self testing from genuine local operation shared randomness multipartite nonlocality TestsViolation of the N-partite inequality introduced in Phys. Rev. Lett. 129, 150401 (2022) for genuine multipartite nonlocality under local operations and shared randomness (LOSR) rules out all…Som Kanjilal·Sep 14, 2026SaveLearn
Exact quantum circuits for a Heisenberg triangle with Dzyaloshinskii-Moriya interactionWe construct exact quantum circuits for a three-spin Heisenberg triangle with Dzyaloshinskii-Moriya (DM) interaction. A change of basis reduces pure DM evolution with arbitrary couplings to two…Andrey Zhukov·Sep 14, 2026SaveLearn
Object Detection Using Quantum Transfer LearningObject detection requires the joint learning of semantic identity and continuous spatial geometry. Existing quantum transfer learning approaches have focused mainly on classification tasks and do not…Mohammad Bahrami, Morteza Rafiee, Mohsen Norouzi·Sep 14, 2026SaveLearn
Improving precision scaling via backaction-evading continuous measurement in a driven-dissipative Kerr parametric oscillatorDissipative phase transitions in the driven-dissipative Kerr parametric oscillator offer a promising route for realizing criticality-enhanced quantum sensing based on continuous measurements.…Cheng Zhang, Xinhui Cui, Jiaying Pan et al.·Sep 14, 2026SaveLearn
Universality from Quadratic Angular-Momentum Operations: Exact Dynamical Lie Algebras and the Role of the Casimir ObstructionUniversality relies on combining operators with different algebraic properties, which depend on the physical structure of the Hilbert space encoding the information. Systems of identical symmetric…Tim Heib, Pérola Milman·Sep 14, 2026SaveLearn
Klein Tunneling of Dirac Fermions through Electromagnetic BarriersThe Lorentz covariance of relativistic Dirac equations serves as a fundamental principle underlying the laws of electromagnetism across different inertial frames. Exploiting the covariance, we obtain…Lingang Zhang, Hua Chen·Sep 14, 2026SaveLearn
Variational Real-Time Dynamics on Reduced Operator ManifoldsAccurate real-time simulation of correlated quantum systems remains challenging for both classical methods and near-term quantum hardware. We introduce operator-projected variational quantum…Aeishah Ameera Anuar, PV Sriluckshmy, Riccardo Rossi et al.·Sep 14, 2026SaveLearn
Feature-Adaptive Fusion in Hybrid Quantum-Classical Neural Networks for Robust Biomedical Image ClassificationHybrid quantum-classical neural networks provide a promising approach for incorporating quantum circuits into machine learning in the noisy intermediate-scale quantum regime. However, existing hybrid…Yan-Yan Hou, Jian Li, Chongqiang Ye et al.·Sep 14, 2026SaveLearn
Comment on J.Qin et al., Unconditional and Robust Quantum Metrological Advantage beyond N00N States, PRL 130, 070801 (2023) and J.A. H. Nielsen et.al., Deterministic Quantum Phase Estimation beyond N00N States. PRL 130, 123603 (2023)The papers by Qin et al. [1] and Nielsen et al. [2] report an unconditional quantum metrological advantage based on squeezed-vacuum phase sensing. The principal evidence for this claim is the Quantum…Zdenek Hradil, Jaroslav Rehacek·Sep 14, 2026SaveLearn
A train--prune--readout--rewrite workflow for interpretable quantum learningAI for Science aims not only to predict complex physical systems from data, but also to extract mathematical structure and physically testable representations from learned models. Here, a…Siran Zhang, Shuming Cheng, Xiang Li et al.·Sep 14, 2026SaveLearn
Biorthogonal Time-Dependent Variational Principle for Non-Hermitian SystemsWe develop a biorthogonal time-dependent variational principle for real-time dynamics of non-Hermitian quantum many-body systems. Independent left and right matrix-product states obey coupled…Younes Javanmard, Sina Kazemian·Sep 14, 2026SaveLearn
Fermionic quantum error correction is never freeFermionic platforms offer compelling architectures for quantum computing, ranging from topologically protected Majorana-based qubits to fermionic cold atoms. To achieve scalability, however, they…Yifan Tang, Ingo Roth, Philippe Faist et al.·Sep 14, 2026SaveLearn
Scaling up multi-mode entanglement generated by mode swappingEntanglement between two local multi-photon multi-mode systems can be generated by swapping a pair of modes between the two local multi-mode systems. In this presentation, we consider possible…Yuki Kodama, Holger F. Hofmann·Sep 14, 2026SaveLearn
Failure of the Asymptotic Equipartition Property for Quantum ChannelsWe establish two results on the asymptotic equipartition property (AEP) for quantum channels. First, the AEP formulated using smoothing over completely positive trace-preserving maps fails in…Gilad Gour·Sep 14, 2026SaveLearn
Correlation and Branching Mechanisms in the Quantum-to-Classical Transition of Interacting SystemsWe analyze the quantum-to-classical transition of interacting systems from the viewpoint of reduced dynamical closure. Bohmian trajectories are used as a diagnostic of the probability flow generated…Bingyu Cui·Sep 14, 2026SaveLearn
Exact Breit-Rabi formulae for the nitrogen-vacancy center in diamondThe hyperfine structure that the nitrogen-vacancy (NV) center in diamond has with its nitrogen nucleus is of immense importance for quantum sensing and quantum computing. Current methods of…Alex Tritt, Lincoln D. Turner, Michael S. J. Barson·Sep 14, 2026SaveLearn
Universal Defect Statistics in Reverse QuenchesWe derive an extension of the generalized Kibble-Zurek mechanism (KZM), which provides a stochastic approach to defect formation, to reverse quench protocols. While the universal scaling behavior of…Eduard J. Braun, Daniel Rubin, Margaux Cartier et al.·Sep 14, 2026SaveLearn
Entanglement free Metrology Exploiting Multimode Hong Ou Mandel Sensor AdvantageThe Hong-Ou-Mandel (HOM) interference in the multimode frequency domain has been widely used in precision metrology, benefiting from robustness against dispersion and phase noise, as well as a large…Qian Li, Jianning Han·Sep 14, 2026SaveLearn
The Ergotropy of Quantum Batteries under Unruh EffectWe study the effects of uniform acceleration on the ergotropy of quantum batteries modeled as Unruh-DeWitt detectors, in both bipartite and tripartite setups. In the bipartite system, we…Yiding Wang, Shengyan Ma, Xiaofen Huang et al.·Sep 14, 2026SaveLearn
Quantum Geometry in Hyperbolic Band TheoryHyperbolic band theory (HBT) has recently unveiled a wealth of exotic physical phenomena in negatively curved spaces. Concurrently, the quantum metric has emerged as a fundamental tensor governing…Ahmed Adel Mahmoud, Riccardo Sorbello, Ronny Thomale et al.·Sep 14, 2026SaveLearn