INDEX
Every paper Pith has read and judged, in one searchable index.
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quant-ph arXiv submitted 2026-08-03Rydberg arrays sense fields near Heisenberg scaling
Shi-Qiang Qiao +4 · “Reinforcement-Learned Electric-Field Sensing with Asymmetrically Blockaded Rydberg Arrays”
2608.01832 -
quant-ph arXiv submitted 2026-08-03Two relaxation speeds expose and fix hidden quantum hardware errors
Francesco Campaioli +4 · “Validation and calibration of quantum hardware through the many-body quantum Mpemba effect”
2608.01788 -
quant-ph arXiv submitted 2026-08-03Fidelity to a known rank-r state needs ~r²/ε² copies
Gye Jin Lee +1 · “The Sample Complexity of Fidelity Estimation to a Known Rank-$r$ Reference State Is $\widetilde{\Theta}(r^2/\varepsilon^2)$”
2608.01770 -
nucl-th arXiv submitted 2026-08-03Parameter-free quantum solvers match nuclear spectra
Durgesh Pandey +3 · “Quantum Simulation of Nuclear Shell Model Using GCM-Based Methods on NISQ Devices”
2608.01769 -
quant-ph arXiv submitted 2026-08-03Two spatial modes beat direct imaging in noisy source detection
Jian-Qiang Liu +3 · “Noise-robust discrimination of incoherent point sources with spatial-mode demultiplexing”
2608.01765 -
quant-ph arXiv submitted 2026-08-0316-APSK ring optimization extends CV-QKD reach by 15 percent
Seonguk Kim +1 · “Ring Optimized M-APSK Modulation for Discrete Modulated CV-QKD”
2608.01723 -
cond-mat.quant-gas arXiv submitted 2026-08-03Even moiré ratios broaden a flat band under loss
Enhong Cheng +3 · “Fate of moir\'e flat bands for a weakly repulsive Bose-Einstein condensate in one-dimensional $\mathcal{PT}$-symmetric bichromatic optical lattices”
2608.01680 -
cond-mat.quant-gas arXiv submitted 2026-08-03Flat band fate hinges on moire-ratio parity
Enhong Cheng +3 · “Fate of moir\'e flat bands for a weakly repulsive Bose-Einstein condensate in one-dimensional $\mathcal{PT}$-symmetric bichromatic optical lattices”
2608.01680 -
quant-ph arXiv submitted 2026-08-03Loss regime, not loss size, sets the best Bell-state scheme
Kevin J. Randles +2 · “Limits of heralded photonic Bell-state generation in the presence of loss”
2608.01549 -
quant-ph arXiv submitted 2026-08-02Bloch oscillations filter photon numbers: 80% two
Sean Crowe +3 · “Non-Hermitian photon number filtering using N00N state Bloch oscillations”
2608.01484 -
quant-ph arXiv submitted 2026-08-02Off-diagonal order sets when kinetic correlation activates
Naoki Negishi · “Spatial-Order Hierarchy of Time-Dependent Exchange-Correlation Potential”
2608.01483 -
quant-ph arXiv submitted 2026-08-02Stripping away surface adsorbates slashes NV spin coherence 3-5x
Zhiyang Yuan +7 · “Surface adsorbates suppress low-frequency noise for shallow nitrogen-vacancy centers”
2608.01478 -
quant-ph arXiv submitted 2026-08-02Cube tilings yield unextendible quantum bases of sizes 13-23
Zicheng Han +3 · “Automated Construction and Verification of Unextendible Product Bases”
2608.01438 -
math.FA arXiv submitted 2026-08-02Noncommutative BH constant settled: exponential
Joseph Slote · “Dense Hamiltonians at the Parseval Limit: The Noncommutative BH Constant is Exponential and the Quantum FEI Conjecture is False”
2608.01424 -
quant-ph arXiv submitted 2026-08-02Quantum layers help only in structured regimes
L\'eo Monbroussou +6 · “Hybrid Quantum Neural Networks: Theory, Implementations, and Applications”
2608.01194 -
quant-ph arXiv submitted 2026-08-02Noisy quantum sampler plus repair yields polynomial-time guarantee
Chinonso Onah +1 · “Polynomial Time Quantum Approximation Schemes for Constrained Optimisation”
2608.01121 -
quant-ph arXiv submitted 2026-08-02A sampling bias turns noisy QAOA into a guaranteed polynomial solver
Chinonso Onah +1 · “Polynomial Time Quantum Approximation Schemes for Constrained Optimisation”
2608.01121 -
quant-ph arXiv submitted 2026-08-02Seven-qudit entanglement exists for every d≥3
Fei Shi +3 · “Complete Existence Classification of Seven-Partite Absolutely Maximally Entangled States”
2608.01011 -
quant-ph arXiv submitted 2026-08-02Quantum heat equals the shortfall from optimal energy teleportation
Hiroaki Matsueda · “On Identification of Heat and Work in Quantum Many-Body Systems with Local Operations and Classical Communication”
2608.00993 -
quant-ph arXiv submitted 2026-08-02Amplifier heat cuts cryogenic qubit capacity in half
Shaswot Shresthamali +6 · “Revisiting Thermal Scalability for Large-Scale Superconducting Quantum Systems”
2608.00990 -
cs.CR arXiv submitted 2026-08-02Noise handshakes run classical
Nadeem Ahmed +2 · “NoisePQC++: A Unified NIST-Compliant PQC and Hybrid-PQC Implementation of the Noise Protocol”
2608.00954 -
quant-ph arXiv submitted 2026-08-02Quantum cloning game defies strong parallel repetition
Eli Coe Naig +1 · “Parallel Repetition in the Two-Player Quantum Cloning Game”
2608.00930 -
quant-ph arXiv submitted 2026-08-02SU(1,1) interferometers offer no current edge in spacetime-noise sensing
B. Sharmila · “Estimating spacetime fluctuation strength in SU(1,1) and SU(2) interferometers”
2608.00907 -
quant-ph arXiv submitted 2026-08-01Rejected GKP syndromes still count in the new decoder
Seid Koudia +1 · “Measurement-Based Loss Tolerance in Graph-GKP Codes through Syndrome-Resolved Pauli-Frame Decoding”
2608.00830 -
quant-ph arXiv submitted 2026-08-01Rescale a tight measurement and get an orthocentric simplex
Piotr Bereza +2 · “From minimal informationally complete measurements to orthocentric simplices and back again”
2608.00809 -
quant-ph arXiv submitted 2026-08-01New basis cuts phi-4 simulation cost from quartic to linear
Gaetan Bardy +2 · “Coordinate space representation for quantum simulation of scalar field theory”
2608.00670 -
quant-ph arXiv submitted 2026-08-01Twisting a surface rewrites two-body spectra to quartic criticality
Abdullah Guvendi +1 · “Curvature as a control field in helicoidal two-body systems”
2608.02659 -
quant-ph arXiv submitted 2026-08-01Geometry alone reshapes two-body spectrum into quartic critical states
Abdullah Guvendi +1 · “Curvature as a control field in helicoidal two-body systems”
2608.02659 -
quant-ph arXiv submitted 2026-08-01Quantum pump work statistics become exact with ideal clocks
Yang Peng · “Work Statistics of Autonomous Quantum Energy Pumps”
2608.00638 -
math-ph arXiv submitted 2026-08-01Variable conductivity makes Robin Aharonov-Bohm a true limit
Cesar R. de Oliveira · “Remarks on Regular Approximations to the Robin Aharonov-Bohm Hamiltonian”
2608.00637 -
cond-mat.mes-hall arXiv submitted 2026-08-01Non-collinear spins make Rashba wires spin filters
Luciano Jacopo D'Onofrio +3 · “Spin selectivity induced by non-collinear spins in Rashba wires”
2608.00599 -
quant-ph arXiv submitted 2026-08-01Molecules quit saturating like two-level systems under strong drive
Hugo Levy-Falk +4 · “Breakdown of the optical saturation regime in molecular single-photon emitters”
2608.00596 -
nlin.PS arXiv submitted 2026-08-01Duck window width = exp(-instanton action / 2ω)
Artem Alexandrov · “Duck hunting with quantum mechanics”
2608.00579 -
quant-ph arXiv submitted 2026-08-01Nine-vector adaptive solver reaches chemical accuracy on H4
Ginanjar Utama +1 · “Adaptive operator-generated subspaces for effective many-body Hamiltonians”
2608.00560 -
quant-ph arXiv submitted 2026-08-01Nagaoka bound sets tightest precision limit for redshifted photons
Wei Ye +8 · “Multiparameter quantum estimation in a photon system induced by gravitational redshift”
2608.00550 -
nucl-th arXiv submitted 2026-08-01Sampler tames 624-dimensional nuclear states with 10x less error
Lin-Jing Jiang +5 · “Schr\"{o}dinger Generator for High-Dimensional Integration and Sampling on Quantum Many-Body States”
2608.00529 -
quant-ph arXiv submitted 2026-08-01Platoon routing cuts simulated fleet energy 18.5 percent
Talha Azfar +1 · “Cooperative Platoon Routing and Dispatching via Edge-Assisted Hybrid Quantum Optimization”
2608.00524 -
physics.optics arXiv submitted 2026-08-01380-GHz electrical tuning aligns SiC nanocavities
San Lam Ng +6 · “Electrically Reconfigurable Silicon Carbide Nanophotonic Cavities on Thin-Film Lithium Niobate”
2608.00372 -
quant-ph arXiv submitted 2026-08-01Objective records exist only in a finite two-edge window
Jie Gu · “Hamiltonian Thresholds for Objective Records”
2608.00365 -
quant-ph arXiv submitted 2026-07-31One PDE governs every phase-space view of dissipative emitters
Edgar Guardiola-Navarrete +2 · “Phase-Space Methods for Many-Body Quantum Optics”
2608.00341 -
cs.CC arXiv submitted 2026-07-31Two cut problems reach their exact hardness limits
Steven Heilman · “Sharp Hardness for MAX-3-CUT and Quantum MAX-CUT”
2608.00333 -
quant-ph arXiv submitted 2026-07-31Superpolynomial copies needed for any quantum low-degree test
Omar Alrabiah +3 · “No low-degree tests for quantum states”
2608.00265 -
quant-ph arXiv submitted 2026-07-31Secular approximation erases drive power
Lu\'isa T. Tude +3 · “Dissipation in Periodically Driven Quantum Systems: Partial Secularization and Thermodynamic Consistency”
2608.00225 -
quant-ph arXiv submitted 2026-07-31Disorder boosts quantum search reliability but slows it down
Sabyasachi Chakraborty +3 · “Marked vertex search on disordered graphs with Rosenzweig-Porter phases”
2608.00224 -
quant-ph arXiv submitted 2026-07-31Compiling circuits hits a 2D Ising phase transition
Andrea De Girolamo +4 · “Phase transitions in quantum-circuit compilation”
2608.00189 -
quant-ph arXiv submitted 2026-07-31Repetition code stretches quantum-sensing time past the 1/p barrier
Lorcan O. Conlon +5 · “Fault-Tolerant Heisenberg-Limited Quantum Sensing”
2608.00171 -
hep-lat arXiv submitted 2026-07-31Gauss-law codes now correct arbitrary t-qubit errors
Neel S. Modi +4 · “Arbitrary-Distance Quantum Error Correction with Gauss's Law for $\mathbb Z_2$ Lattice Gauge Theory”
2608.00165 -
quant-ph arXiv submitted 2026-07-31One photon per cycle: first topological photon pump observed
Qianao Yue +6 · “Realization of a Quantum Topological Photon Pump”
2608.00162 -
cond-mat.dis-nn arXiv submitted 2026-07-31A spin-chain model yields a many-body mobility edge
Yi-Ting Tu +2 · “An asymptotically solvable model of many-body critical phases: mobility edges, scars, and inverted scars”
2608.00157 -
quant-ph arXiv submitted 2026-07-31Decoder closes 87% of the gap to optimal GHZ preparation
Misha Yutushui +2 · “Optimal Decoding for Measurement-Based GHZ State Preparation: The Maximum-Utility Decoder”
2608.00160