Floquet Reservoir Engineering for Remote Logical EntanglementImplementing controlled dissipative dynamics is a powerful approach for state preparation in a variety of contexts, including the preparation of remote entangled states. Here, we show that by going…Mingxing Yao, Aashish A. Clerk·Jul 23, 2026SaveLearn
Efficient classical simulation of large-scale unitary cluster Jastrow circuitsRecent experiments on quantum computers have challenged the limits of classical computation in chemistry, simulating ground states of strongly correlated molecules. Many of these experiments have…Hrishikesh Belagali, Thomas Van Camp, R. Pradeep et al.·Jul 23, 2026SaveLearn
Quasiparticle-induced transitions in a fluxonium qubitQuasiparticles are a prominent decoherence source in superconducting qubits, but their effects are notoriously difficult to isolate in fluxonium. Unlike the transmon, fluxonium is insensitive to…Maksim Litskevich, Kesavan Manivannan, Benjamin Byrd et al.·Jul 23, 2026SaveLearn
Classifying Topology via Edge-State Pure ThermalizationRepeated-interaction machines distinguish heat-like from work-like resources through the steady states they generate, but whether topology can control this distinction remains unknown. Here we reveal…Fatih Ozaydin, Haydar Sahin, Armando Perez-Leija et al.·Jul 23, 2026SaveLearn
Device-Independent Self-Testing of the Three-Qubit CCZ Hypergraph StateThe three-qubit CCZ state is the smallest rank-three hypergraph state and an elementary entangled magic resource. Its cubic phase is governed by generalized stabilizers that are not Pauli strings, so…Yunguang Han, Xin Kuang, Xingyuan Bu et al.·Jul 23, 2026SaveLearn
QUBO Sampling for Mixed Binary Quadratic Programming without Continuous Variable BinarizationQuantum annealing and related combinatorial optimization methods typically accept quadratic unconstrained binary optimization (QUBO) problems as input, whereas many practical models include…Taisei Takabayashi, Masayuki Ohzeki·Jul 23, 2026SaveLearn
Space-division multiplexed quantum key distribution exploiting multi-plane light conversion for few-mode fibersAs quantum key distribution (QKD) progresses from laboratory demonstrations toward practical deployment, quantum communi- cation networks increasingly require higher key rates and the ability to…Qian Zhang, Stefan Krause, Felix Kunzmann et al.·Jul 23, 2026SaveLearn
Tailoring optical Schrödinger cat states via orientation-dependent high-harmonic generation in H2+We theoretically demonstrate that the molecular orientation angle θ provides a structurally intrinsic, continuously tunable control parameter for engineering optical Schrödinger cat states via…Ziyang Gan, Ahai Chen, Yuhai Jiang·Jul 23, 2026SaveLearn
Approximate Virtual Quantum RecoveryThe recovery of quantum information after subsystem loss is a central challenge in quantum information processing. However, some states remain beyond the reach of any recovery strategies. Here we…Yuan Liu, Linhan Lin, Ke-Mi Xu·Jul 23, 2026SaveLearn
Quantum Circuit Fragments and Link Products in Continuous VariablesQuantum circuits are often drawn as complete processes, with fixed inputs and outputs. In many quantum-information tasks, however, the natural object is only a fragment of such a circuit: an unknown…Amalina Lai, Graeme D. Berk, Minjeong Song et al.·Jul 23, 2026SaveLearn
Do emulated quantum circuits change what CNNs look at? Performance and explainability comparison in medical image classificationNumerous studies have analyzed the use of hybrid quantum-classical convolutional neural networks as a promising alternative to classical deep learning. However, network components on quantum hardware…Guillermo Rubiños Rodríguez, Martín Ottavianelli, Mateo Alonso et al.·Jul 23, 2026SaveLearn
Basis-independent coherence and quantum correlations in two dipole-dipole-coupled electrons in double quantum-dot moleculesThis work examines the thermal dynamics of basis-independent quantum coherence and correlation-based quantum resources for two dipole-dipole-coupled electrons confined in spatially separated…Zakaria Bouafia, Neha Pathania, Mostafa Mansour·Jul 23, 2026SaveLearn
Characterising extremal decoherence by quantum measurement incompatibilityDecoherence, when viewed in the Heisenberg picture, can turn incompatible measurements into jointly measurable ones. This provides an observable-level description of emergent classicality in terms of…Daniel McNulty, William Townsend, Jukka Kiukas·Jul 23, 2026SaveLearn
Duality constrains optimal thresholds in quantum error correctionError correction thresholds are often treated as the primary figure of merit for comparing quantum error-correcting code families. We show that the optimal error correction threshold for many…Lucas H. English, Haoyuan Luo, Yangming Wang et al.·Jul 23, 2026SaveLearn
Approximate Quantum State Preparation Through Proximal Policy OptimizationIn this work, a quantum architecture search framework for approximate quantum state preparation (QSP) is proposed. QSP is a challenging task, since the search space grows exponentially with the…Marco Mordacci, Michele Amoretti·Jul 23, 2026SaveLearn
Entanglement, Evolutionary Stability, and Strategy-Space Dependence in an EWL Quantum GameWe examine how Eisert--Wilkens--Lewenstein (EWL) quantization affects evolutionary stability in a symmetric 2×2 game whose interior mixed Nash equilibrium is not evolutionarily stable. In the…Azhar Iqbal, Derek Abbott·Jul 23, 2026SaveLearn
Conditional probabilities in quantum-optical settingsWe examine conditional probabilities derived from the joint noisy measurement of two complementary observables. We show that conditioning on one variable can lead to reduction of uncertainty in the…Alfredo Luis·Jul 23, 2026SaveLearn
Picosecond-resolved entanglement distribution over an urban free-space channelTime-evolving entangled states describe quantum particles whose correlations evolve in time according to a well-defined dynamics. Such states can be generated in a variety of physical systems and are…Alessandro Laneve, Fabrizio Cienzo, Santiago Gomez et al.·Jul 23, 2026SaveLearn
Vacuum-induced interference in light scattering by multilevel atomic chainsWe investigate cooperative light scattering by an ordered chain of multilevel atoms, which possess two quasi-resonant transitions with parallel dipole moments. Interference between dipole transitions…Aleksei Konovalov, Giovanna Morigi, Nicola Piovella·Jul 23, 2026SaveLearn
On-chip Radio Frequency MaserRoom-temperature solid-state masers offer exceptional frequency selectivity and ultra-low noise for weak-signal detection. However, their reliance on bulky metallic resonators has significantly…Hongliang Wu, Zhengtao Wang, Yuchen Han et al.·Jul 23, 2026SaveLearn
A Quantum Interface Between Neutral-Atoms and Trapped-Ions Quantum RegistersHybrid quantum systems combining neutral atoms and trapped ions offer the prospect of integrating the scalability of atom arrays with the high-fidelity control available in trapped-ion platforms.…Ayelet Hasson, Gal Dekel, Ehud Shahar et al.·Jul 23, 2026SaveLearn
Compact deterministic liquid-crystal polarization controller with single-measurement direct controlPolarization controllers (PCs) and their control algorithms are critical for compensating environmental disturbances and maintaining signal fidelity in polarization-sensitive photonic systems.…Ren-De Liu, Jie Wang, Dong-Dong Li et al.·Jul 23, 2026SaveLearn
Large deviations in quantum dynamics and complexityWe study three definitions of large deviation in many-body quantum dynamics: (i) via the full distribution of an extensive observable, (ii) via the distribution of measurement outcomes (from a…Xiangyu Cao, Jorge Kurchan·Jul 23, 2026SaveLearn
An Analytically Trained Variational Surrogate for Quantum Phase Estimation on NISQ HardwareQuantum Phase Estimation (QPE) is a foundational algorithm for molecular ground-state energy estimation, but its deep circuit requirements make direct hardware execution impractical on Noisy…Mousumi Kundu, Ashish Kumar Patra, Anurag K. S. V. et al.·Jul 23, 2026SaveLearn
Generation of bright quantum high-order harmonic driven by combined coherent and bright squeezed vacuum lightAttosecond quantum light, formed by the superposition of high-order harmonics driven by intense quantum light, opens new routes to probe quantum-mechanical correlations in matter. In this study, we…Wentao Wang, Yaoshun Sun, Liyuan Wang et al.·Jul 23, 2026SaveLearn