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7435 papers in quant-ph · page 127
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Polynomial samples verify samplable distributions against adversaries
Cryptographic Conditions for Efficient Testing of Distributions and Quantum States
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One extra qubit upgrades classical codes to fix quantum errors
Correcting quantum errors using a classical code and one additional qubit
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Lindbladians mix Gibbs states in polylog time
Rapid Mixing of Quantum Gibbs Samplers for Weakly-Interacting Quantum Systems
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Super-resolution holds for partially coherent source separation
Super-resolution of partially coherent bosonic sources
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Counterdiabatic drive speeds up symmetric CZ gates on neutral atoms
Symmetric $C_Z$ gate for ultracold neutral atoms based on counterdiabatic driving at Rydberg excitation
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Quantum queries estimate CVaR subgradients in O(1/ε)
Quantum Subgradient Estimation for Conditional Value-at-Risk Optimization
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All generalized EoP gaps vanish exactly for 2-producible pure states
Generalized Entanglement of Purification Criteria for 2-Producible States in Multipartite Systems
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Integrable spin chains host long-lived discrete time crystals
Integrable Floquet Time Crystals in One Dimension
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Squeezed Fock superpositions correct loss and dephasing beyond break-even
Quantum Error Correction with Superpositions of Squeezed Fock States
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Forward amplitude fixes leading qubit entanglement in scattering
Qubit entanglement from forward scattering
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Entanglement asymmetry flags topological order in 2D
Higher-form entanglement asymmetry and topological order
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Distillation protocols fix noise leaks in blind quantum verification
Plugging Leaks in Fault-Tolerant Quantum Computation and Verification
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Extended precision cuts large Max-Cut solve times
A Hardware Accelerator for the Goemans-Williamson Algorithm
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Time-crystal transition sharpens field sensing in LMG model
Quantum sensing with discrete time crystals in the Lipkin-Meshkov-Glick Model
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Eigenvalues bound congestion for any graph-to-tree embedding
Congestion bounds via Laplacian eigenvalues and their application to tensor networks with arbitrary geometry
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Dual-valued phase shifter cuts local minima in linear optics
Mitigating the barren plateau problem in linear optics
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Blockade restriction creates blockaded ferromagnetism and long-range scars
Kinetically constrained cavity QED: from blockaded ferromagnetism to long-range quantum scars
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Quantum annealing speeds up 1D Hubbard ground-state search
Quantum speed-up for solving the one-dimensional Hubbard model using quantum annealing
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Analytic formula reveals polynomial scaling of heralding probability with n
Maximum heralding probabilities of nonclassical-state generation from a two-mode Gaussian state via photon-counting measurements
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Constant speed schedule cuts adiabatic time scaling to O(L/Δ)
The Constant Geometric Speed Schedule for Adiabatic State Preparation
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Formalism answers quantum 'what if' detector questions
Counterfactual quantum measurements
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Toric orbits match quantum measurement classes in small-radix logics
Visualizing the state space and transformations of higher order quantum logics via toric geometry
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Emergent Hamiltonians turn evolved entanglement into stable eigenstates
From Bell Products to Greenberger-Horne-Zeilinger states: Quantum Memories via emergent Hamiltonians
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Polytopes projected to 30-gons yield 15-fold KS parity proofs
Triacontagonal proofs of the Bell-Kochen-Specker theorem
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EP pairs form hypersphere-like Yang monopole in NH system
A hypersphere-like non-Abelian Yang monopole and its topological characterization
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Triangular aperture reads sign of twisted beam OAM
Diffraction by Circular and Triangular Apertures as a Diagnostic Tool of Twisted Matter Waves
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Graph state fidelity equals classical partition function
Phase Transitions and Noise Robustness of Quantum Graph States
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Jaynes-Cummings reservoirs show stronger nonlinear than linear memory
Quantum reservoir computing in Jaynes-Cummings models: Nonlinear memory and time-series prediction
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Low-complexity Pauli spectra enable efficient unitary learning
Efficient Learning of Structured Quantum Circuits via Pauli Dimensionality and Sparsity
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LLMs solve under 6% of frontier physics research challenges
Probing the Critical Point (CritPt) of AI Reasoning: a Frontier Physics Research Benchmark
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Unitaries cannot reach perfect anti-correlation in survival probabilities
Fundamental limits to contrast reversal of survival probability correlations
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Kerr sign flip creates nonreciprocal superradiant phase transition
Nonreciprocal superradiant quantum phase transition induced by the magnon Kerr effect
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Stoquastic Hamiltonians stay BPP-hard even with guiding states
The Guided Local Hamiltonian Problem for Stoquastic Hamiltonians
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2-local qubit Hamiltonians with succinct states are MA-complete
On the Complexity of the Succinct State Local Hamiltonian Problem
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New gate sets shrink encoders for prime-dimensional quantum codes
Encoder Circuit Optimization for Non-Binary Quantum Error Correction Codes in Prime Dimensions: An Algorithmic Framework
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Nonlinear step shifts noise for Heisenberg-limited metrology
Noise-Resilient Quantum Metrology
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Chaotic systems acquire linear phase winding in operator wavefunctions
Krylov Winding and Emergent Coherence in Operator Growth Dynamics
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Error detection works in quantum simulations without post-selection
Error detection without post-selection in adaptive quantum circuits
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Donor clusters enable scalable silicon spin qubits
Scalable Spin Qubit Architecture with Donor-Cluster Arrays in Silicon
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Disturbance statistics bound quantum measurement information
An operator-based bound on information and disturbance in quantum measurements
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Ancilla atoms read circular Rydberg qubits without destroying them
Non-destructive optical read-out and manipulation of circular Rydberg atoms
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Most likely trajectory reveals entanglement transition in bosons
Measurement-induced phase transition in interacting bosons from most likely quantum trajectory
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Decoherence keeps degeneracy dimension in Kitaev mixed states
Strong-to-weak spontaneous symmetry breaking of higher-form non-invertible symmetries in Kitaev's quantum double model
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Benchmarks quantify boson sampling noise
Evaluating noises of fast-simulated boson sampling with statistical benchmark methods
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Infinite non-local integrals constructed for deformed W-algebras
Non-local integrals of motion for deformed $W$-algebras of types $g=A_l, D_l, E_{6,7,8}$
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SYK behavior appears inside each metastable state of a quantum glass
Sachdev-Ye-Kitaev Model in a Quantum Glassy Landscape
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Quantum walks become universal photonic processors via hybrid encoding
Resource-efficient universal photonic processor based on time-multiplexed hybrid architectures
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QRE susceptibility diverges at quantum critical points
Metric response of relative entropy: A universal indicator of quantum criticality
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Entangled ion qubits boost megahertz gravitational wave signals by N squared
Probing high-frequency gravitational waves with entangled vibrational qubits in linear Paul traps
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Atom sensing coherent field amplitude yields QFI bounded by 4
Quantum sensing of a quantum field