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5258 papers in quant-ph · page 1

  1. quant-ph 2026-05-22 reviewed
    Finite-field quotient conditions generate regular CSS LDPC bases

    A Two-Branch Finite-Field Construction for Regular CSS LDPC Bases

    Koki Okada +1

  2. cond-mat.quant-gas 2026-05-22 reviewed
    Three time crystals distinguished via cavity readout

    Time crystals in cavity-BEC systems

    Jayson G. Cosme +1

  3. hep-th 2026-05-22 reviewed
    Near-extremal black holes stop decohering quantum superpositions

    Not all black holes decohere quantum superpositions

    Anna Biggs +1

  4. quant-ph 2026-05-22 reviewed
    Growth quenches localize in Krylov space when |ν| > 2α

    Quantum Quenches that Resemble Operator Growth

    Xiangyu Cao

  5. quant-ph 2026-05-22 reviewed
    Interference protects coherent subspaces inside chaotic spin chains

    Coherent dynamics in chaotic spin chains via interference-protected subspaces

    Aron Kerschbaumer +2

  6. quant-ph 2026-05-22 reviewed
    Quantum group turns spin probabilities into non-commuting operators

    Indefinite probabilities in quantum spacetime: A deepening of unpredictability

    Vittorio D'Esposito +2

  7. math-ph 2026-05-22 reviewed
    TB model captures intensity but not phase in modulated PT waveguides

    Exact versus tight-binding models in longitudinally modulated $\mathcal{PT}$-symmetric coupled waveguides

    Alonso Contreras-Astorga +1

  8. quant-ph 2026-05-22 reviewed
    Convex mixes of non-Markovian Weyl maps can yield Markovian ones

    Convexity and non-Markovianity of Weyl Maps

    Wen Xu +1

  9. quant-ph 2026-05-22 reviewed
    Julia package delivers exact symbolic Haar integrals

    IntegrateUnitary.jl: A Julia package for symbolic integration over Haar measures

    {\L}ukasz Pawela +1

  10. hep-th 2026-05-22 reviewed
    Negativity cores characterize entanglement in 1+1D scalar field

    The negativity core of a 1+1D massless scalar quantum field

    Jason Pye +2

  11. quant-ph 2026-05-22 reviewed
    Swap test handles noise that looks like the signal in quantum sensing

    Complementing Quantum Error Correction in Quantum Metrology via Swap Test

    Xiaodie Lin +2

  12. quant-ph 2026-05-22 reviewed
    Heuristics cut depth of commuting quantum rotations 10-20%

    Optimizing Parallel Execution of Commuting Pauli Product Rotations

    Sayam Sethi +2

  13. math-ph 2026-05-22 reviewed
    Floquet-Magnus expansion works for unbounded Hamiltonians

    The Floquet-Magnus expansion of unbounded operators

    Daniel Burgarth +3

  14. quant-ph 2026-05-22 reviewed
    Noise plus recovery expands configurations in quantum CI for N2

    Noise and Configuration Recovery Impact on Quantum Selected Configuration Interaction

    Nonia Vaquero-Sabater +5

  15. hep-th 2026-05-22 reviewed
    Twirled perfect tensors bound complexity by Python's Lunch value

    Twirled Perfect Tensor Networks: Computationally covariant holographic tensor networks

    Gurbir Arora +5

  16. quant-ph 2026-05-22 reviewed
    Entangled photons detect hidden 0.7 eV coherence in molecules

    Quantum Ghost Spectroscopy Reveals Hidden Electronic Coherence in Molecular Aggregates

    Mingran Zhang +3

  17. quant-ph 2026-05-22 reviewed
    Localization length scales as Δ to the minus one over walk dimension

    Atom-Photon Bound States in Fractal Photonic Lattices: Localization Length and Anomalous Diffusion

    Florian B\"onsel +2

  18. quant-ph 2026-05-22 reviewed
    Peripheral eigenvalues enable lossless info transfer across any-length quantum chains

    Information transfer along the causal lightcone of a brickwork quantum circuit

    Shivansh Singh +1

  19. quant-ph 2026-05-22 reviewed
    OPA heralding yields large squeezed cat states

    Multiphoton heralding generates large-amplitude squeezed Schr\"odinger cat states and parity-selective Fock superpositions from squeezed vacuum via an OPA

    Yusuf Turek +2

  20. quant-ph 2026-05-22 reviewed
    Complex magnetic fields create discrete non-Hermitian Landau levels

    Non-Hermitian Landau Levels

    Anton Montag +1

  21. quant-ph 2026-05-22 reviewed
    Quenches below criticality add log corrections to entanglement entropy

    Entanglement entropy across the dynamical phase transition in the quantum $\mathcal{O}(N)$ model

    Frederick del Pozo +3

  22. quant-ph 2026-05-22 reviewed
    Observational entropy diagnoses quantum chaos and critical points

    Probing Chaos and Criticality with Observational Entropy and Finite-Resolution Measurements

    J. Bharathi Kannan +2

  23. quant-ph 2026-05-22 reviewed
    Spectral splits track entanglement maxima and magic minima in neutrinos

    Quantum resource redistribution drives spectral splits in dense neutrino gases

    Michael Hite +1

  24. quant-ph 2026-05-22 reviewed
    QMSD with VPS yields lowest QBER in turbulent underwater CV-QKD

    CV-QKD over Turbulence Channels with Virtual Photon Subtraction and Quantum Multiple-Symbol Detection for Underwater Quantum Communications

    Nour Rizk +3

  25. quant-ph 2026-05-22 reviewed
    Closed-form QBER and SKR derived for underwater BBM92

    Non-Maximally Entangled States for Quantum Key Distribution in Underwater Channels: BBM92 Protocol via Kraus Operators

    Nour Rizk +2

  26. quant-ph 2026-05-22 reviewed
    Protocol yields universal conditions for multi-flux AB caging

    Multi-flux Aharonov-Bohm caging with tunable couplings

    Le-Chuan Wang +3

  27. quant-ph 2026-05-22 reviewed
    Tight bounds derived for quantum measurement trade-offs

    Minimal Trade-off and Optimal Measurement for Multiparameter Quantum Estimation

    Lingna Wang +2

  28. quant-ph 2026-05-22 reviewed
    Bayesian window updates recover dynamic magnetic fields at 7e-7 T error

    Sequential Spatiotemporal Magnetic-Field Reconstruction via Quantum Hamiltonian Learning with NV-Center Spin-1 Hamiltonians

    Hiroshi Yamauchi +2

  29. quant-ph 2026-05-22 reviewed
    Entanglement preserved over arbitrary distances only with correctable subspace

    Asymptotic Limits of Entanglement Distribution

    Piotr Masajada +2

  30. quant-ph 2026-05-22 reviewed
    Quantum sampling algorithm needs just one ancilla qubit

    Ancilla-Efficient QSAMPLE Preparation for Reversible Markov Chains

    Nicholas Zhao

  31. cond-mat.mes-hall 2026-05-22 reviewed
    Shift vector equals intrinsic dipole of one correlated state

    Generalized Shift Vector as the Intrinsic Dipole of Many-Body Correlated Electronic States

    Jiaming Hu +6

  32. quant-ph 2026-05-22 reviewed
    Rabi model mapping shows instanton symmetry restoration

    Quantum Simulation of Energy Bifurcation and Z_2-Symmetry Restoration in Macroscopic Quantum Tunneling

    Masao Hirokawa

  33. cs.LG 2026-05-22 reviewed
    Quantum circuits in UNet boost wind downscaling metrics

    Hybrid Quantum-Classical Corrective Diffusion Modeling for Meteorological Downscaling

    Rui Wang +5

  34. quant-ph 2026-05-22 reviewed
    Defect inside coupler couples coherently to two distant qubits

    Non-Local and Non-Markovian Effects of a Microscopic Two-Level Defect in Superconducting Quantum Circuits

    Yang Gao +14

  35. quant-ph 2026-05-22 reviewed
    Order-two Carleman truncation reaches fluid steady states

    Lowest order Carleman linearization for low Reynolds long-term behaviour of fluid flow simulations

    Luca Cappelli +1

  36. quant-ph 2026-05-22 reviewed
    Surrogate pre-training and distillation cut ma-QAOA quantum cost by 94.5%

    SAFE ma-QAOA: Surrogate-Assisted and Fine-Tuning Enhanced Multi-Angle QAOA with Parameter Distillation

    Hyunwoo Kim +1

  37. cond-mat.mes-hall 2026-05-22 reviewed
    Selective orbital pinning yields rectifiers with ratios above 1000

    Selective Fermi-Level Pinning: A Design Strategy for Giant Rectification in Molecular Junctions

    Junnan Guo +5

  38. quant-ph 2026-05-22 reviewed
    Channel-first compiler cuts gates up to 99% for open-system simulation

    A Compilation Framework for Quantum Simulation of Non-unitary Dynamics

    Qifan Huang +3

  39. cs.CC 2026-05-22 reviewed
    Approximate degree polynomially bounded by non-deterministic degrees for monotone and read

    On the Approximate Non-Deterministic Degree of Total Boolean Functions

    Samruddhi Pednekar +1

  40. quant-ph 2026-05-22 reviewed
    Luminescence spectrum encodes electron-photon spatial entanglement

    Electron-Photon Spatial Entanglement in Coherent Cathodoluminescence

    Tatsuro Yuge +3

  41. cs.CV 2026-05-22 reviewed
    Hybrid quantum models raise blood cell F1 scores by up to 3.7%

    Enhancing Blood Cells Classification using Hybrid Quantum Neural Networks

    Guilherme Cruz +4

  42. quant-ph 2026-05-22 reviewed
    Dicke model viscosity persists at T=0 from bath virtual excitations

    Quantum viscosity mechanism of the dissipative dynamics in the Dicke model expressed via Lindblad equation of motion

    M.E.S.Beck +2

  43. quant-ph 2026-05-22 reviewed
    Generative circuits recover full degenerate ground spaces

    Local-Observable-Guided Generative Quantum Circuits for Degenerate Ground Spaces

    Yiying Chen +5

  44. quant-ph 2026-05-22 reviewed
    Bosonic circuit model forecasts quantum photon statistics in polariton waveguides

    Modeling the Quantum Photon Statistics in Hybrid Light-Matter Integrated Circuits

    Mathias Van Regemortel +5

  45. quant-ph 2026-05-22 reviewed
    Two tighter quantum speed limits derived for non-Hermitian systems

    A General Quantum Speed Limit for Non-Hermitian Systems

    Zhanxi Wang +2

  46. quant-ph 2026-05-22 reviewed
    Measurement histories interfere to entangle qubits

    Interference of local-measurement histories

    Parveen Kumar +2

  47. quant-ph 2026-05-22 reviewed
    Two postulates recover full quantum theory

    Two Operational Principles Single Out Quantum Theory

    Kenji Nakahira

  48. quant-ph 2026-05-22 reviewed
    Rydberg receivers beat conventional only in sparse networks

    Coverage Analysis of Rydberg Atom Quantum Receiver Arrays: A Stochastic Geometry Approach

    Dongnan Xia +5

  49. quant-ph 2026-05-22 reviewed
    Lattice modes required for accurate H and D tunneling in niobium

    Transition-state lattice modes and the breakdown of adiabatic tunneling for hydrogen and deuterium in bcc Nb

    P. Graham Pritchard +1

  50. quant-ph 2026-05-22 reviewed
    Stronger initial entanglement can die faster than weaker entanglement

    Anomalous Decay of Quantum Resources: The Entanglement Sudden Death Mpemba Effect

    Zhilong Liu +2