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5258 papers in quant-ph · page 18
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Twirling protocol stabilizes MDI-QKD polarization without hardware
Hardware-Free Polarization Stabilization for Measurement-Device-Independent Quantum Key Distribution via Correlated Twirling
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Hidden variables need time-ordering of choices for consistency with free selection
Kochen-Specker nonlocal hidden variables must include time-ordering to allow for measurement independence of several agents
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Symplectic method reduces quantum models while preserving physics
Symplectic H2 Model Reduction for High-Dimensional Linear Quantum Systems
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Residual energy in quantum annealing depends only on speed
Box model of quantum annealing
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Tunneling adds refrigeration modes to measurement-powered quantum dot engines
Nonselective generalized measurements as a resource for quantum thermal machines in a double quantum dot
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Causal definition of decoherence selects histories without states
Decoherence without the state: A causal quantum Darwinist approach
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Two Bell states keep constant coherence while others oscillate
Analytic $C_{\ell_1}$ norm of Coherence Evolution for Bell States under a Two-Qubit Superconducting Hamiltonian
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Fuzzy sphere matrix model obeys chaos bound at all temperatures
Real-Time Quantum Dynamics on the Fuzzy Sphere: Chaos and Entanglement
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Monotonic concave functions bound multiplayer game decay under repetition
Multiplayer parallel repetition without dependency-breaking and anchoring variables: monotonic, concave amplification
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Lindblad dynamics converge with 1/N relative entropy bounds
Quantitative propagation of chaos for Lindblad dynamics
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Encoded repeater simulation yields 0.91-fidelity logical pairs at 2000 km
Realistic Simulation of Quantum Repeater with Encoding and Classical Error Correction
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Positrons bind most strongly near nitrogen in five-membered rings
Many-body theory predictions of positron binding energies in five-membered heterocycles involving N, O, S and NH substituents
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Collider scattering mapped to quantum circuits
A collider as a quantum computer
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Counterdiabatic terms raise QAOA ratios on constrained portfolios
Constrained Counterdiabatic Quantum Approximate Optimization Algorithm for Portfolio Optimization
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Quantum annealing evolves spins to solve optimization and study many-body dynamics
Quantum Annealing: Optimisation, Sampling, and Many-Body Dynamics
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Energy envelope controls complex zeros of survival amplitude
Tracing complex zeros of the quantum survival amplitude: How the energy distribution controls dynamical phase transitions
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Petz recovery fidelity plateaus with fragment size
Quantum Darwinism and the quality of Petz recovery
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Mid-circuit checks cut logical errors 54% in encoded quantum simulations
Mid-Circuit Measurements for Clifford Noise Reduction in Hamiltonian Simulations
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Mid-circuit checks cut quantum simulation errors by 54%
Mid-Circuit Measurements for Clifford Noise Reduction in Hamiltonian Simulations
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Two-qubit circuit encodes gluon splitting momentum and entanglement
Physics inspired quantum algorithm for QCD splitting functions
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Two-qubit circuit encodes gluon splitting and entanglement
Physics inspired quantum algorithm for QCD splitting functions
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Giant atom emits valley-polarized photons in tailored lattice
Giant-atom-enabled quantum optics with valley-polarized photons
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Exact link equates spin thermalization to linear-response spectra
The Kubo-Thermalization Correspondence
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ML parameters yield shortest circuit for any diagonal matrix
Machine Learning Approaches to Building Quantum Circuits for Sets of Matrices
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ML extracts shortest quantum circuit for any-size diagonal matrix
Machine Learning Approaches to Building Quantum Circuits for Sets of Matrices
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Tree networks turn matrix product states into log-depth quantum circuits
Practical Log-Depth Quantum State Preparation and Circuit Verification via Tree Tensor Network Compilation
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Pair potential generates entanglement in two-body Schrödinger-Newton model
Entanglement generation in a two-body Schr\"odinger--Newton model
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ZNE helps only past a finite-shot boundary
The finite-shot help-harm boundary of zero-noise extrapolation
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Single birefringent plate performs exact vector beam mapping
A Unified SU(2) Framework for Vector Beam Transformations and Complex Beam Shaping
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One d-plate realizes exact vector beam transformations when condition holds
A Unified SU(2) Framework for Vector Beam Transformations and Complex Beam Shaping
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Extra rows shrink degeneracy search space for quantum decoders
Affine Subcode Ensemble Decoding for Degeneracy-Aware Quantum Error Correction
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Extra check-matrix rows shrink degeneracy space in quantum decoding
Affine Subcode Ensemble Decoding for Degeneracy-Aware Quantum Error Correction
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Altermagnetic magnon bath adds nonlocal damping to LLG equation
Engineering a driven-dissipative bath of altermagnetic quantum magnons for controlling classical dynamics of spins hosting spin waves, domain walls, or skyrmions
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Quantum channels contract at rates bounded by chi-squared SDPI
Tight Contraction Rates for Primitive Channels under Quantum $f$-Divergences
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Criticality emerges at spinodal points of first-order quantum transitions
Criticality around the Spinodal Point of First-Order Quantum Phase Transitions
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Modified rhombus circuit achieves 500 μs relaxation away from frustration
Revisiting the multi-mode rhombus circuit as a biased-noise qubit
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Two-time statistics show memory beyond quantum regression theorem
Multitime memory beyond the quantum regression theorem in sequential measurement statistics
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Residual register signals early stop for quantum PDE solvers
A Residual-Based Quantum Linear System Algorithm with Dynamic Stopping and Applications to Elliptic PDEs
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Lie-algebraic method defines catability for relativistic states of any spin
Generalized Catability of Relativistic Quantum States Measurement in a Unified Lie-Algebraic Foldy-Wouthuysen (FW) Framework
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Expanded Hilbert space enables nonlinear QNNs on linear photonic chips
Photonic-Implemented Efficient Deep Quantum Neural Network via Virtual-Driven Hilbert Space Expansion
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Algebraic rings turn Yang-Mills equations into exact color waves and dyonic tubes
Systematic Extraction of Exact Yang-Mills Solutions via Algebraic Tensor Ring Decomposition
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Residual first harmonic sets cos(2φ) transmon lifetime limit
Coherence limitations of a Fourier-engineered $\cos(2\varphi)$ transmon qubit
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Neural-quantum transcoding resists extreme channel noise
End-to-End Neural and Quantum Transcoding for Compressed Latent Representation under Channel Noise
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Pulsed laser clears blocking defects in ion traps
Ablation Removal of Transport-Blocking Defects in Surface-Electrode Ion Traps
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Laser ablation clears ion-trap defects without venting
Ablation Removal of Transport-Blocking Defects in Surface-Electrode Ion Traps
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Two-tone qubit drive generates magnon entanglement in large YIG spheres
Macroscopic entanglement between two magnon modes via two-tone driving of a superconducting qubit
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Symmetry breaking tunes emission from coherent to Markovian in Lieb lattices
From flat to narrow bands: Engineering quantum emission in a one-dimensional Lieb lattice
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Reed-Muller unfolding yields local factories for 10^{-17} fidelity T states
Local distillation from Reed Muller codes unfolding
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Squeezing and memory restore precision in noisy frequency estimation
Beating noise in frequency estimation with squeezing and memory in continuous-variable systems
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Meromorphic functions govern coherent quantum state preparation
Meromorphic Quantum Computing