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7274 papers in quant-ph · page 103

  1. quant-ph 2026-04-03 reviewed
    Nested geometric identities suppress quantum gate errors to fourth order

    Universal Robust Quantum Gates via Doubly Geometric Control

    Hai Xu +7

  2. quant-ph 2026-04-03 reviewed
    Quantum circuits solve portfolio PDE with 80x fewer parameters

    Learning PDEs for Portfolio Optimization with Quantum Physics-Informed Neural Networks

    Letao Wang +3

  3. quant-ph 2026-04-03 reviewed
    Flux qubit generates magnon squeezed states above 8 dB

    Generation of magnonic squeezed state and its superposition in a hybrid qubit-magnon system

    Gang Liu +3

  4. quant-ph 2026-04-03 reviewed
    Poisson summation unifies paths for quantum matrix function simulation

    A Unified Poisson Summation Framework for Generalized Quantum Matrix Transformations

    Chao Wang +4

  5. quant-ph 2026-04-03 reviewed
    Pure quantum processes share a single perspective-neutral core object

    Frame perspectives for process matrices: from coordinate parametrization to spacetime representation

    Luca Apadula +2

  6. cond-mat.str-el 2026-04-03 reviewed
    Lattice gauging of four-symmetry anomaly yields higher symmetries

    Type-IV 't Hooft Anomalies on the Lattice: Emergent Higher-Categorical Symmetries and Applications to LSM Systems

    Tsubasa Oishi +1

  7. quant-ph 2026-04-03 reviewed
    Continuous-time limit removes Trotter errors from stochastic evolution

    Continuous-time evolution via probabilistic angle interpolation and its applications

    Tomoya Hayata +1

  8. quant-ph 2026-04-03 reviewed
    Transmon qubit maps charge parity at 99.37% fidelity

    Characterizing charge-parity detection based on an offset-charge-tunable transmon qubit via randomized benchmarking

    Yao-Yao Jiang +13

  9. quant-ph 2026-04-03 reviewed
    QAC0 computes Parity exactly when it has high Fourier mass

    Parity $\notin$ QAC0 $\iff$ QAC0 is Fourier-Concentrated

    Lucas Gretta +2

  10. hep-th 2026-04-03 reviewed
    De Sitter QED2 develops pseudo-critical line that sets irreversibility front

    Quantum Information Dynamics of QED$_2$ in Expanding de Sitter Universe

    Kazuki Ikeda +1

  11. quant-ph 2026-04-03 reviewed
    Framework models non-Markovian multi-emitter dynamics past single excitation

    Computational framework for non-Markovian multi-emitter dynamics beyond the single-excitation limit

    Hyunwoo Choi +2

  12. quant-ph 2026-04-03 reviewed
    Polaron transform extends quantum master equations to strong coupling

    Polaron Transformed Canonically Consistent Quantum Master Equation

    Juzar Thingna +2

  13. quant-ph 2026-04-03 reviewed
    Liouville equation quantization supplies nonadiabatic control to any quantum state

    From Liouville equation to universal quantum control: A study of generating ultra highly squeezed states

    Zhu-yao Jin +2

  14. cond-mat.str-el 2026-04-02 reviewed
    Mean-field fermion method simulates spin dynamics at polynomial cost

    Fermionic mean-field dynamics for spin systems beyond free fermions

    Rishab Dutta +3

  15. cond-mat.str-el 2026-04-02 reviewed
    Fermionic mean-field tracks spin dynamics at polynomial cost

    Fermionic mean-field dynamics for spin systems beyond free fermions

    Rishab Dutta +3

  16. quant-ph 2026-04-02 reviewed
    RFOX keeps spectral gap flat across disorder in quantum optimization

    RFOX (Rotated-Field Oscillatory eXchange) quantum algorithm: Towards Parameter-Free Quantum Optimizers

    Brian Garc\'ia Sarmina +2

  17. quant-ph 2026-04-02 reviewed
    RFOX quantum optimizer cuts Trotter steps by up to 10x for Ising problems

    RFOX (Rotated-Field Oscillatory eXchange) quantum algorithm: Towards Parameter-Free Quantum Optimizers

    Brian Garc\'ia Sarmina +2

  18. quant-ph 2026-04-02 reviewed
    ACSE solver yields accurate molecular electron correlation

    Open-source implementation of the anti-Hermitian contracted Schr\"odinger equation for electronic ground and excited states

    Daniel Gibney +2

  19. quant-ph 2026-04-02 reviewed
    Givens rotations build qubit graphs with perfect state transfer

    Engineering Perfect State Transfer Graphs via Givens Transformations

    Pablo Serra +2

  20. quant-ph 2026-04-02 reviewed
    Quantum algorithm reduces inner-product cost to O(log N) with QRAM and adaptive Hadamard

    AQ-Stacker: An Adaptive Quantum Matrix Multiplication Algorithm with Scaling via Parallel Hadamard Stacking

    Wladimir Silva

  21. quant-ph 2026-04-02 reviewed
    Hybrid Lindblad equations converge to thermal states

    Hybrid quantum-classical dynamics with stationary thermal states

    Adri\'an A. Budini

  22. quant-ph 2026-04-02 reviewed
    Some quantum states keep fixed Schmidt number under any unitary

    Absolute Schmidt number: characterization, detection and resource-theoretic quantification

    Bivas Mallick +3

  23. quant-ph 2026-04-02 reviewed
    Localized protocols purify entanglement in network regions using fewer resources

    Localized Entanglement Purification

    Katerina Stloukalova +3

  24. quant-ph 2026-04-02 reviewed
    Spectrum alone bounds maximum negativity and Schmidt number

    Bounding the entanglement of a state from its spectrum

    Jofre Abellanet-Vidal +3

  25. quant-ph 2026-04-02 reviewed
    OTOCs certify thermalization for almost all pure states at finite times

    Provable quantum thermalization without statistical averages

    Amit Vikram

  26. quant-ph 2026-04-02 reviewed
    Pre-computation sets penalization weights for QUBO solvers with guarantees

    Scalable Determination of Penalization Weights for Constrained Optimizations on Approximate Solvers

    Edoardo Alessandroni +7

  27. quant-ph 2026-04-02 reviewed
    ECDLP quantum solver drops to 1333 qubits for 256-bit curves

    Space-Efficient Quantum Algorithm for Elliptic Curve Discrete Logarithms with Resource Estimation

    Han Luo +4

  28. quant-ph 2026-04-02 reviewed
    One Z correction restores any graph state after phase quantum walk

    The Phase Quantum Walk: A Unified Framework for Graph State Distribution in Quantum Networks

    Soumyojyoti Dutta

  29. quant-ph 2026-04-02 reviewed
    Phase quantum walk distributes any graph state with one local correction

    The Phase Quantum Walk: A Unified Framework for Graph State Distribution in Quantum Networks

    Soumyojyoti Dutta

  30. gr-qc 2026-04-02 reviewed
    Hawking radiation turns negativity into a volume law

    Emergence of volume-law scaling for entanglement negativity from the Hawking radiation of analogue black holes

    S. Mahesh Chandran +1

  31. quant-ph 2026-04-02 reviewed
    Noisy quantum neural networks approximate functions with explicit error bounds

    Quantitative Universal Approximation for Noisy Quantum Neural Networks

    Lukas Gonon +2

  32. quant-ph 2026-04-02 reviewed
    Noisy quantum neural networks approximate any function with error bounds

    Quantitative Universal Approximation for Noisy Quantum Neural Networks

    Lukas Gonon +2

  33. math.NA 2026-04-02 reviewed
    Lie algebra matrix spans equivariant invariant functions

    Efficient construction of Lie group-equivariant and permutation-invariant spaces

    Elo\"ise Barthelemy +3

  34. quant-ph 2026-04-02 reviewed
    Medoid overlaps and correlation groups classify data

    Quantum-Inspired Geometric Classification with Correlation Group Structures and VQC Decision Modeling

    Nishikanta Mohanty +3

  35. quant-ph 2026-04-02 reviewed
    Photon-phonon conversion made nonreciprocal without symmetry breaking

    Phase-enhanced nonreciprocal photon-phonon conversion via coupled optomechanical cavities

    Divya Mishra +1

  36. quant-ph 2026-04-02 reviewed
    Tensor networks shrink images for quantum refinement in federated diagnosis

    Quantum-Enhanced Processing with Tensor-Network Frontends for Privacy-Aware Federated Medical Diagnosis

    Hiroshi Yamauchi +3

  37. cs.AI 2026-04-01 reviewed
    8B LLM learns to flag impossible optimization cases

    Infeasibility Aware Large Language Models for Combinatorial Optimization

    Yakun Wang +5

  38. hep-th 2026-04-01 reviewed
    Lévy SYK solved exactly at large N for tunable chaos

    Solving L\'{e}vy Sachdev-Ye-Kitaev Model

    Budhaditya Bhattacharjee +3

  39. quant-ph 2026-04-01 reviewed
    Shallow circuits learn any trivial-phase mixed state from measurements

    Learning and Generating Mixed States Prepared by Shallow Channel Circuits

    Fangjun Hu +7

  40. quant-ph 2026-04-01 reviewed
    Shallow circuits learn any trivial-phase mixed state from measurements

    Learning and Generating Mixed States Prepared by Shallow Channel Circuits

    Fangjun Hu +7

  41. math.QA 2026-04-01 reviewed
    Poincaré T-matrix contracts to Galilei for quantum frames

    Universal $T$-matrices for quantum Poincar\'e groups: contractions and quantum reference frames

    Angel Ballesteros +2

  42. quant-ph 2026-04-01 reviewed
    SBQA improves optimization on sparse rugged problems

    Simulated Bifurcation Quantum Annealing

    Jakub Paw{\l}owski +4

  43. quant-ph 2026-04-01 reviewed
    Geometry sets correlated error rates in qLDPC extraction

    Geometry-induced correlated noise in qLDPC syndrome extraction

    Angelo Di Bella

  44. quant-ph 2026-04-01 reviewed
    Twisted multinomials factor into site-wise q-binomials

    A Factorization Identity for Twisted Multinomial Coefficients with Application to Pilot States in Hamiltonian Decoded Quantum Interferometry

    Pawel Wocjan

  45. quant-ph 2026-04-01 reviewed
    Edge weights fix entanglement in graph quantum states

    Properties of multi-qubit variational quantum states representing weighted graphs and their computing with quantum programming

    Kh. P. Gnatenko +1

  46. quant-ph 2026-04-01 reviewed
    Quantum annealing trains VAEs with Boltzmann priors faster

    Multi-Mode Quantum Annealing for Generative Representation Learning with Boltzmann Priors

    Gilhan Kim +1

  47. quant-ph 2026-04-01 reviewed
    Vibrations create intensity resonances in few-emitter lasers

    Vibrationally Induced Resonances in Lasing

    Kai M\"uller +2

  48. cond-mat.stat-mech 2026-04-01 reviewed
    Dual constraints block all quantum info exchange at PXP junction

    Tunable information insulation induced by constraint mismatch

    Akshay Panda +1

  49. quant-ph 2026-04-01 reviewed
    No quantum advantage for QAOA yields better classical paint shop algorithm

    No quantum advantage implies improved bounds and classical algorithms for the binary paint shop problem

    Mark Goh +2

  50. quant-ph 2026-04-01 reviewed
    Resolvent hierarchy closes self-energy equations for correlated quantum systems

    Resolvent-Based Self-Consistent Framework with Hierarchical Correlation Expansion for Strongly Correlated Many-Body Systems

    Zhi-qiang Huang +1