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Every paper Pith has read. Search by title, abstract, or pith.
5258 papers in quant-ph · page 28
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Zero-error state reset requires infinite geometric complexity
Geometric complexity in thermodynamics
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Wavelets quantify quantum fractals without scaling assumptions
Wavelet-based multiresolution analysis of quantum fractals in confined dynamics
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Optimal Hamiltonian learning works without short-time control
Heisenberg-limited Hamiltonian learning without short-time control
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Parallel quantum processors cut optimization time by up to 4x
Towards High Performance Quantum Computing (HPQ): Parallelisation of the Hamiltonian Auto Decomposition Optimisation Framework (HADOF)
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Nilpotents collapse hypergeometric functions to polynomials
Hypergeometric Functions of Nilpotent Operators: Functional Collapse and Structural Depth at Exceptional Points
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Entanglement distance tracks 4-cycles and neighbor overlaps in tripartite graphs
Entanglement of multi-qubit quantum graph states and studies structural properties of tripartite graphs with quantum programming
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Compressed sensing cuts GHZ fidelity checks to sparse samples
Compressed Sensing for Efficient Fidelity Estimation of GHZ States
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Girth-8 quantum LDPC code records zero failures in 299M trials
High-Girth Regular Quantum LDPC Codes from Square-Base Hypergraph Products via CPM Lifts
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Grover search solves densest k-subgraph quadratically faster
Explicit Quantum Search Algorithm for the Densest k-Subgraph Problem
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Detector counts over 9000 photons beating Poisson noise by 4 dB
Macroscopic photon counting beating the Poisson noise limit
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Full thermalization outruns deep thermalization at higher orders
Timescales for Deep and Full Thermalization
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Wavefront twister sorts OAM modes into separate annuli
OAM-mode sorting with a wavefront twister
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Small InGaN dots emit single photons at room temperature
Size-Limited Room Temperature Single-Photon Emission from Sidewall-Treated Fractional Dimension InGaN Quantum Dots: Determined by Density-of-States-Corrected Ultrafast Carrier Dynamics and Improved Signal-to-Noise Ratio
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Simple flux drive yields 99.92% iSWAP fidelity at zero flux
Parametrically Driven iSWAP Gate Using a Capacitively Shunted Double-Transmon Coupler at the Zero-Flux Sweet Spot
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Active magnon-polaritons show chaos at microwatt powers
Observation of attractor transitions in active magnon-polaritons under microwatt drives
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Closed-form qubit transfer model speeds multi-core design
An Analytical Approach to Design Space Exploration for Cavity-Mediated Quantum State Transfer in Multi-core Architectures
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Shallow learned circuit outperforms noisy deep circuit for spin chains
Effective Noise Mitigation via Quantum Circuit Learning in Quantum Simulation of Integrable Spin Chains
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Th-229 ions can locate nuclear isomer transition in one month
Hyperfine-resolved laser excitation and detection of nuclear isomer in trapped $^{229}$Th$^{3+}$ ions
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Residual correlations raise short-time magnetometry SNR beyond steady state
Quantum Magnetometry with Orientation beyond Steady-State Limits in Cavity-Magnon Systems
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Spectral moments stay fixed despite skin-effect boundary changes
Observation of Universal Spectral Moments and the Dynamic Dispersive-to-Proliferative Transition
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Intensity moments detect entanglement in Gaussian states
Experimental detection of entanglement in multimode Gaussian states from high-order intensity correlation moments
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Protocol creates first magnonic GKP states in crystals
Magnonic Gottesman-Kitaev-Preskill states
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Extended Nikiforov-Uvarov method fails to yield polynomial solutions
Pauli equation in spaces of constant curvature and extended Nikiforov-Uvarov method
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Classical thermal light shows antibunching via projections
Observation antibunching with classical light in a linear interferometer
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Exact LCU fidelity identity gives closed-form beta threshold for PUBO
Finite Imaginary-Time Evolution for Polynomial Unconstrained Binary Optimization
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Tracing out the bath breaks Galilean boost covariance
Galilean boost invariance does not survive the trace: symmetry breaking in open quantum systems
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Constant-depth circuits deliver exponential speedup for Simon's problem
Demonstration of Exponential Quantum Speedup with Constant-Depth Compiled Circuits for Simon's Problem
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Nonadiabatic RG yields nested fiber bundle quantum geometry
Nonadiabatic Renormalization Group for Strongly Coupled Multiscale Quantum Systems
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Layered gauging builds higher-dimensional topological orders from symmetries
Constructing Bulk Topological Orders via Layered Gauging
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Fixed measurement readout must obey Born rule under three constraints
Fixed-PVM Born Rule Uniqueness from Fisher Non-Expansion and Operational Calibration
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Gaussian mixtures map open quantum dynamics to classical phase-space paths
Semiclassical Ehrenfest paths in open quantum systems
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Thermal source drives 19.48 Mbps keys in passive quantum access network
High-key-rate Fully-Passive Quantum Access Network with Thermal Source
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Generative model produces shallow circuits for 3-SAT
Q3SAT-GPT: A Generative Model for Discovering Quantum Circuits for the 3-SAT Problem
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Free-space CVQKD hits 10.34 Mbps secret key rate
High-Rate Free-Space Continuous-Variable QKD with Self-Referenced Passive State Preparation
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Self-referenced pilots deliver 10.34 Mbps free-space CVQKD key rate
High-Rate Free-Space Continuous-Variable QKD with Self-Referenced Passive State Preparation
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Permutation codes hide sender in quantum secret sharing
Quantum Anonymous Secret Sharing with Permutation Invariant Codes
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ML density-matrix model cuts SCF iterations 49-81%
Towards Accelerated SCF Workflows with Equivariant Density-Matrix Learning and Analytic Refinement
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Cylindrical bits reproduce some quantum Ising measurement statistics classically
Cylindrical Matter: A beyond-quantum many-body system for efficient classical simulation of quantum pure-Ising like systems
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Bonding describes molecular stability without causing it
The Great Chicken-and-Egg of Chemistry: Bonding vs. Stability Revisited
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Nuclear spin pair shows universal relaxation ratio fixed by dipolar coupling
Multirate characterization of relaxation mechanisms for two nonequivalent nuclear spins 1/2 in a liquid using maximally entangled pseudo-pure quantum states
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Parameters switch nanoscaled friction between stick-slip and other regimes
Tuning of quantum nanoscaled friction within the Prandtl-Tomlinson model
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Graph method benchmarks crosstalk per gate on any quantum layout
CrossBench: Generalized Crosstalk Benchmark Generation for Quantum Computers
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Quantum states achieve coordination impossible for classical local models
Quantum Coordination without Conditioning under Restricted Information
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Quantum states coordinate without conditioning on shared variables
Quantum Coordination without Conditioning under Restricted Information
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Transformer picks near-optimal Trotter orderings for bigger systems
Structure-Aware Transformers for Learning Near-Optimal Trotter Orderings with System-Size Generalization in 1D Heisenberg Hamiltonians
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Localized couplings impose light-cone on entanglement spread
Light-Cone Structure of Propagation of Entanglement
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QAOA finds attack subgroups classical search overlooks
Formulating Subgroup Discovery as a Quantum Optimization Problem for Network Security
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Tunable cost function boosts fidelity in quantum tomography
Parametrized Variational Quantum Tomography
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Shadow tomography extracts spin correlations from collider data
Optimised Inference of Quantum Phenomena in High-Energy Collider Experiments
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Born rule derived from algebraic boundary bottleneck
Derivation of the Born Rule and Operational Quantum Formalism in the Accessibility Framework through Boundary Reduction