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Every paper Pith has read. Search by title, abstract, or pith.
5258 papers in quant-ph · page 1
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Finite-field quotient conditions generate regular CSS LDPC bases
A Two-Branch Finite-Field Construction for Regular CSS LDPC Bases
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Three time crystals distinguished via cavity readout
Time crystals in cavity-BEC systems
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Near-extremal black holes stop decohering quantum superpositions
Not all black holes decohere quantum superpositions
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Growth quenches localize in Krylov space when |ν| > 2α
Quantum Quenches that Resemble Operator Growth
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Interference protects coherent subspaces inside chaotic spin chains
Coherent dynamics in chaotic spin chains via interference-protected subspaces
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Quantum group turns spin probabilities into non-commuting operators
Indefinite probabilities in quantum spacetime: A deepening of unpredictability
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TB model captures intensity but not phase in modulated PT waveguides
Exact versus tight-binding models in longitudinally modulated $\mathcal{PT}$-symmetric coupled waveguides
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Convex mixes of non-Markovian Weyl maps can yield Markovian ones
Convexity and non-Markovianity of Weyl Maps
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Julia package delivers exact symbolic Haar integrals
IntegrateUnitary.jl: A Julia package for symbolic integration over Haar measures
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Negativity cores characterize entanglement in 1+1D scalar field
The negativity core of a 1+1D massless scalar quantum field
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Swap test handles noise that looks like the signal in quantum sensing
Complementing Quantum Error Correction in Quantum Metrology via Swap Test
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Heuristics cut depth of commuting quantum rotations 10-20%
Optimizing Parallel Execution of Commuting Pauli Product Rotations
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Floquet-Magnus expansion works for unbounded Hamiltonians
The Floquet-Magnus expansion of unbounded operators
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Noise plus recovery expands configurations in quantum CI for N2
Noise and Configuration Recovery Impact on Quantum Selected Configuration Interaction
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Twirled perfect tensors bound complexity by Python's Lunch value
Twirled Perfect Tensor Networks: Computationally covariant holographic tensor networks
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Entangled photons detect hidden 0.7 eV coherence in molecules
Quantum Ghost Spectroscopy Reveals Hidden Electronic Coherence in Molecular Aggregates
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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
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Peripheral eigenvalues enable lossless info transfer across any-length quantum chains
Information transfer along the causal lightcone of a brickwork quantum circuit
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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
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Complex magnetic fields create discrete non-Hermitian Landau levels
Non-Hermitian Landau Levels
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Quenches below criticality add log corrections to entanglement entropy
Entanglement entropy across the dynamical phase transition in the quantum $\mathcal{O}(N)$ model
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Observational entropy diagnoses quantum chaos and critical points
Probing Chaos and Criticality with Observational Entropy and Finite-Resolution Measurements
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Spectral splits track entanglement maxima and magic minima in neutrinos
Quantum resource redistribution drives spectral splits in dense neutrino gases
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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
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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
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Protocol yields universal conditions for multi-flux AB caging
Multi-flux Aharonov-Bohm caging with tunable couplings
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Tight bounds derived for quantum measurement trade-offs
Minimal Trade-off and Optimal Measurement for Multiparameter Quantum Estimation
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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
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Entanglement preserved over arbitrary distances only with correctable subspace
Asymptotic Limits of Entanglement Distribution
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Quantum sampling algorithm needs just one ancilla qubit
Ancilla-Efficient QSAMPLE Preparation for Reversible Markov Chains
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Shift vector equals intrinsic dipole of one correlated state
Generalized Shift Vector as the Intrinsic Dipole of Many-Body Correlated Electronic States
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Rabi model mapping shows instanton symmetry restoration
Quantum Simulation of Energy Bifurcation and Z_2-Symmetry Restoration in Macroscopic Quantum Tunneling
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Quantum circuits in UNet boost wind downscaling metrics
Hybrid Quantum-Classical Corrective Diffusion Modeling for Meteorological Downscaling
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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
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Order-two Carleman truncation reaches fluid steady states
Lowest order Carleman linearization for low Reynolds long-term behaviour of fluid flow simulations
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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
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Selective orbital pinning yields rectifiers with ratios above 1000
Selective Fermi-Level Pinning: A Design Strategy for Giant Rectification in Molecular Junctions
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Channel-first compiler cuts gates up to 99% for open-system simulation
A Compilation Framework for Quantum Simulation of Non-unitary Dynamics
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Approximate degree polynomially bounded by non-deterministic degrees for monotone and read
On the Approximate Non-Deterministic Degree of Total Boolean Functions
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Luminescence spectrum encodes electron-photon spatial entanglement
Electron-Photon Spatial Entanglement in Coherent Cathodoluminescence
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Hybrid quantum models raise blood cell F1 scores by up to 3.7%
Enhancing Blood Cells Classification using Hybrid Quantum Neural Networks
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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
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Generative circuits recover full degenerate ground spaces
Local-Observable-Guided Generative Quantum Circuits for Degenerate Ground Spaces
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Bosonic circuit model forecasts quantum photon statistics in polariton waveguides
Modeling the Quantum Photon Statistics in Hybrid Light-Matter Integrated Circuits
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Two tighter quantum speed limits derived for non-Hermitian systems
A General Quantum Speed Limit for Non-Hermitian Systems
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Measurement histories interfere to entangle qubits
Interference of local-measurement histories
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Two postulates recover full quantum theory
Two Operational Principles Single Out Quantum Theory
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Rydberg receivers beat conventional only in sparse networks
Coverage Analysis of Rydberg Atom Quantum Receiver Arrays: A Stochastic Geometry Approach
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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
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Stronger initial entanglement can die faster than weaker entanglement
Anomalous Decay of Quantum Resources: The Entanglement Sudden Death Mpemba Effect