Large Scale Entanglement Structure Detection in 100-Qubit Systems via Local Joint MeasurementsIdentifying the entanglement structure of a many-body quantum state, namely how its constituents partition into unentangled blocks, is a central task in quantum information science, yet conventional…Rui Li, Yuhang Wang, Chunxiao Du et al.·Aug 20, 2026SaveLearn
Architecture and Compilation Co-Design for High-Rate Quantum Product Codes on Neutral Atom ArraysAchieving fault-tolerant quantum computing at a practical scale demands quantum error correction (QEC) codes with high encoding rates. Quantum low-density parity-check (qLDPC) codes emerge as a…Adrian Liu, Wan-Hsuan Lin, Daniel Bochen Tan et al.·Aug 20, 2026SaveLearn
Proper Learning of Shallow All-to-All Quantum CircuitsThis work considers a variation on the problem of learning shallow quantum circuits. Given query access to the circuit, as well as knowledge of its gate layout, we consider the task of learning the…Steven Kordonowy, Jacob Watkins·Aug 20, 2026SaveLearn
The ebbs and flows of quantum learning and sensingWhat is the relation between subsystem quantum complexity and the emergence of computationally useful structure? We address this by studying a family of minimally tunable postvariational quantum…Matias Karjula, Teemu Ojanen, Tapio Ala-Nissila et al.·Aug 20, 2026SaveLearn
A Zoology of Quantum Turing PatternsWe explore quantum Turing pattern zoology, where the same Lindblad equation supports a morphology atlas of stripes, spots, holes, labyrinths, and defects. The stable stripe species provides a…Kazuki Ikeda·Aug 20, 2026SaveLearn
Vacuum viscosity and relativistic inertia: Motion of a massive object with charged internal degrees of freedom interacting with a classical fieldOur present investigation into a rather rudimentary problem is motivated by two classes of problems studied since the 70's, cosmological particle creation and its more accessible analog, the…Jen-Tsung Hsiang, Bei-Lok Hu·Aug 20, 2026SaveLearn
Reinforcement Learning to Harness Approximation Errors for Long-Time Quantum SimulationAccurate digital quantum simulation at long times is limited by the accumulation of errors inherent to approximate simulation. Here we introduce RL-Trotter, a reinforcement-learning framework that…Yu-Bo Shi, Markus Heyl, Roderich Moessner et al.·Aug 20, 2026SaveLearn
Boltzmann counting in Hilbert spaceWe introduce a geometric entropy for quantum preparations, defined as the logarithm of the Hilbert-space volume of pure states compatible with a given set of constraints. This construction extends…Raúl O. Vallejos, Isadora Veeren, Frederico Brito et al.·Aug 20, 2026SaveLearn
Preparation of Large Fock States in Resonators with High ProbabilityLarge Fock states are important resources for bosonic quantum information and quantum-enhanced metrology, but preparing them with high probability at large excitation numbers remains challenging, as…Lucas R. S. Santos, Ciro M. Diniz, Daniel Z. Rossatto et al.·Aug 20, 2026SaveLearn
SAKE: Spectral Autodiff Kernel Expansion for Geometric Liouvillian Transport. A Differential-Geometric Framework for Response Transport in Quantum Dynamical SystemsWe introduce the Spectral Autodiff Kernel Expansion (SAKE), a differentiable computational framework for transporting nonlinear spectroscopic response between neighboring quantum dynamical models.…Eric R. Bittner, Carlos Silva-Acuna, Hao Li et al.·Aug 20, 2026SaveLearn
Counterexamples to the fractional coloring conjecture for triply efficient shadow tomographyFractional graph colorings are useful for the Shadow tomography of Pauli observables. In practice, it is desirable that any experimentally interesting set of Pauli operators has a small fractional…Jędrzej Stempin, Santiago Llorens, Felix Huber·Aug 20, 2026SaveLearn
Squeezed- and coherent-state quantum key distribution over a deployed hybrid fibre-free-space channelQuantum networks will combine optical fibre with free-space links, yet continuous-variable quantum key distribution (CV-QKD) has been developed predominantly for one medium or the other, while…Adnan A. E. Hajomer, Huy Q. Nguyen, Ivan Derkach et al.·Aug 20, 2026SaveLearn
Shadow models of a quantum model for cloud cover and the influence of finite sampling noiseQuantum computing is a quickly growing field that is promising various advantages compared to conventional computing. However, currently stand-alone quantum applications are scarce and hybrid…Hedwig Keller, Mierk Schwabe, Veronika Eyring·Aug 20, 2026SaveLearn
PPT Entanglement with Correlated Catalysis: Monotones and IrreversibilityQuantum catalysts can overcome otherwise impossible quantum state transformations without being consumed, and allowing them to become correlated with the output makes this assistance substantially…Jingsong Ao, Aby Philip, Alexander Streltsov·Aug 20, 2026SaveLearn
Radial Convex Geometry of Quantum States and Its Relation to Best Separable ApproximationWe study bipartite entanglement from the convex geometry of quantum states. Taking the maximally mixed state as a reference point, we define a geometric entangled-space quantity G(ρ)=[1-L(ρ)]/L(ρ)…Haonan Qiang·Aug 20, 2026SaveLearn
Lensing and enhanced single atom detection via a single-pixel nanostructureWe propose and demonstrate a general mechanism for nanoscale lensing based on the phase gradient imposed by a single nanostructure scattering light in its near-field. We verify this effect using an…Ling-Xiao Wang, Lei Xu, Ai-Ping Liu et al.·Aug 20, 2026SaveLearn
Wide-field mid- to long-wave infrared imaging with undetected photonsQuantum imaging with undetected photons (QIUP) allows an object to be probed at mid-infrared frequencies by only measuring interference in the visible range, thus leveraging silicon camera…Vladimir Kornienko, Nathan Gemmell, Caiyi Liu et al.·Aug 20, 2026SaveLearn
Dynamical one-from-many quantum metrology: Sum rule and matrix-free precision boundPractical quantum single-parameter estimation is rarely a pristine task; it almost invariably involves nuisance parameters, casting it as a one-from-many problem. Existing approaches to this problem…Ziyu Xie, Junjie Liu·Aug 20, 2026SaveLearn
Entangling two qudits of arbitrary dimension through light-atomic Faraday interactionThe paper investigates entangling operations acting on two qudits of arbitrary dimension, with one encoded in the states of a spatially multimode optical field, the other in those of atomic…R. Surmay, V. A. Leonov, E. A. Vashukevich·Aug 20, 2026SaveLearn
Imaginary time evolution of a quantum system through analytic continuation from real-time quantum simulationThough quantum computing naturally offers an advantage for simulations of real-time quantum systems, implementing Imaginary-Time Evolution (ITE) is comparatively more difficult. Nevertheless, quantum…Peng Guo, Anto Shibu, Joshua Lin et al.·Aug 20, 2026SaveLearn
Disassembling qLDPC codes for depth-optimal parity-check circuitsQuantum low-density parity-check (qLDPC) codes offer a promising route to scalable fault-tolerant quantum computing, but their practical implementation requires efficient circuits for syndrome…Minh T. P. Nguyen, Maximilian Rimbach-Russ, Stefano Bosco·Aug 20, 2026SaveLearn
Resource-Efficient Bio-Molecular Docking on a NISQ-era Digital Quantum ComputerMolecular docking is a vital computational task in drug discovery, wherein the objective is to efficiently identify optimal binding poses between a ligand and a target receptor protein. Due to the…Tianqi Chen, Adrian M. Mak, Jianguo Li et al.·Aug 20, 2026SaveLearn
Distributed Variational Quantum Eigensolver: Embarrassingly Parallel strategies on NISQVariational Quantum Eigensolver requires many circuit executions, making it ideal for distributed parallelization. However, heterogeneous noise in NISQ devices can skew results and efficiency. Using…Marta Losada, Daniel Faílde, Andrés Gómez·Aug 20, 2026SaveLearn
Optomechanically induced transparency in the presence of a strong Duffing nonlinearityWe consider the combined effect of a Duffing nonlinearity and the optomechanical interaction on the cavity density of states (DOS), which is directly observable in optomechanically induced…Rong Zhang, Jing Qiu, Stefano Chesi et al.·Aug 20, 2026SaveLearn
Constant-round quantum advantage in communication complexity for total functionsWe show that there exists a total function for which there is a polynomial gap between the randomized and the constant-round quantum communication complexity. Previously, such a separation was known…Atsuya Hasegawa, François Le Gall·Aug 20, 2026SaveLearn