Qoreo: Choreographic Programming for Quantum Distributed SystemsProgramming distributed quantum systems requires multiple actors to coordinate precise sequences of quantum operations, classical communication, and entanglement generation. Writing such protocols…Jennifer Paykin, Steven Baldasty, Joseph P. Near et al.·Jul 22, 2026SaveLearn
Arnold--Nielsen Geometry for Complexity-Deformed Noncommutative TransportWe deform the Carlen--Maas--Wirth framework for noncommutative dynamical optimal transport by an Arnold--Nielsen type complexity operator. A positive state-independent operator G compatible with…Alberto Acevedo, Antonio Falcó·Jul 22, 2026SaveLearn
Statevector-to-Hardware Reconstruction of a Four-Qubit ZZ Quantum Kernel: A Single-Backend Case Study of Three Execution JobsHardware noise and finite sampling perturb the fidelity estimates forming a quantum-kernel Gram matrix. We measured how far three hardware-reconstructed Gram matrices depart from an exact statevector…Rostyslav Sipakov·Jul 22, 2026SaveLearn
Collective Electronic Entanglement via Infrared Cavity-Induced Vibronic TransductionPolaritonic architectures seek to engineer molecular properties by hybridizing localized degrees of freedom with delocalized optical cavity fields. However, scaling laws impose a severe bottleneck on…Vivek Yadav, Bar Cohn, Shmuel Sufrin et al.·Jul 22, 2026SaveLearn
Quantum-state block texture and its quantificationQuantum-state texture (QST) is an emerging quantum resource that has garnered increasing attention amid advances in quantum theory. In this work, we generalize the QST to quantum-state block texture…Yanjun Chu, Yuhang Xie, Chenyang Cui et al.·Jul 22, 2026SaveLearn
Microwave-driven same-species sympathetic cooling for trapped ionsSympathetic cooling of data qubits by coolant ions is an essential technique for trapped-ion quantum computing. Conventionally a second ion species is used, requiring additional lasers and…M. C. Smith, E. Vandrey, A. D. Leu et al.·Jul 22, 2026SaveLearn
Identifying local unitary equivalence based on reduction of quantum statesLocal unitary equivalence is central to entanglement quantification and classification. Identifying the local unitary equivalence remains a formidable challenge. We address this problem for a class…Yanjun Chu, Chenyang Cui, Yuhang Xie et al.·Jul 22, 2026SaveLearn
Dynamical redistribution of quantum resources in tree-level Bhabha scatteringThe fundamental interactions governed by quantum electrodynamics (QED) are intrinsically rich in quantum resources, yet how these resources dynamically redistribute during relativistic scattering is…Zan Cao, Meng-Long Song, Xue-Ke Song et al.·Jul 22, 2026SaveLearn
Entanglement dynamics through electromagnetic interactions in single-electron trapsWe study the dynamics of quantum entanglement between two harmonically trapped electrons interacting via the electromagnetic force. Starting from two-mode Gaussian states at thermal equilibrium, we…Pablo Guillermo Carmona Rufo, Anupam Mazumdar, Carlos Sabín·Jul 22, 2026SaveLearn
Coupling phase interference effects in a multimode cavity magnonics systemCoupling phases play a decisive yet often overlooked role in cavity magnonics, particularly in complex multimode systems. Here, we investigate phase-mediated interference effects in a cavity…M. Avicena, G. Bourcin, V. Vlaminck et al.·Jul 22, 2026SaveLearn
Lattice quantum electrodynamics of a molecular emitter in a topological gapEngineering the photonic environment using lattices of coupled resonators, which we refer to as lattice quantum electrodynamics (QED), provides a route to control both the spontaneous emission of…Clarisse Fournier, Johannes Düreth, Elena Fanella et al.·Jul 22, 2026SaveLearn
DQAOA-GPT: AI-Accelerated Distributed Quantum Optimization for Combinatorial ProblemsWhile combinatorial optimization problems are central to many scientific and engineering applications, their solution remains challenging due to exponentially large search spaces. Variational quantum…Seongmin Kim, Abhinav Rijal, Yuri Alexeev et al.·Jul 22, 2026SaveLearn
Observable Geometry for Effective Quantum CircuitsWe study redundancy and effectiveness of Variational Quantum Circuits via algebraic and geometric views of Lie groups. Considering unitary transformations acting on Hermitian observables, a…Huan-Hsin Tseng, Hsin-Yi Lin, Samuel Yen-Chi Chen et al.·Jul 22, 2026SaveLearn
Mesoscopic mechanical superpositions by gluing individual quantum systemsWe propose a protocol for preparing mechanical Schrödinger kittens -- mesoscopic quantum superpositions of coherent motional states of an optically levitated nanoparticle -- by adhering single…Thiago Guerreiro·Jul 22, 2026SaveLearn
Biased-noise qubits: a guide to efficient fault-tolerance using the hierarchy of errorsQubits with strongly biased noise, in which phase-flip errors are orders of magnitude more frequent than bit-flips, arise both naturally, as in electron and nuclear spins, and by engineering, as in…Diego Ruiz, Jérémie Guillaud, Christophe Vuillot et al.·Jul 22, 2026SaveLearn
Schrödinger's real-valued equation revisitedThe Schrödinger equation can be rewritten as a second-order equation for a single real-valued scalar field. Taken at face value, however, this one-field reduction obscures several local structures of…Oliver Passon, Bernd Rosenow·Jul 22, 2026SaveLearn
PN-QNN: Harnessing Physical Noise as a Native Regularizer in Photonic Hybrid Quantum Neural NetworksPhysical noise in near-term quantum hardware is usually treated as a nuisance to suppress. We ask whether it can instead act as a hardware-native regularizer for photonic hybrid quantum-classical…Farah Elnakhal, Alberto Marchisio, Nouhaila Innan et al.·Jul 22, 2026SaveLearn
Slack-Free Deep-Unfolded Combinatorial Optimization Solver for Inequality ConstraintsQuantum annealing (QA) is used to solve combinatorial optimization problems (COPs). When COPs are implemented on quantum annealers, they are typically encoded as quadratic unconstrained binary…Ryo Hagiwara, Shunta Arai, Satoshi Takabe·Jul 22, 2026SaveLearn
Construction of a Class of Communication-Efficient Quantum Secret Sharing SchemesQuantum secret sharing is a fundamental technique in quantum cryptography. However, in practical quantum networks, it still faces several bottlenecks, such as high quantum communication cost and low…Chenhao Li, Zhihui Li, Jiansheng Guo et al.·Jul 22, 2026SaveLearn
Propagation dynamics of high-gain vortex beams in symmetry-broken media via forward and backward three-wave mixingIn recent years, vortex light, a distinctive form of structured light, has attracted considerable attention owing to its unique properties and the rich physical phenomena arising from its interaction…Fan Meng, Hao Zhu, Xin-Yao Huang et al.·Jul 22, 2026SaveLearn
Nonreciprocal phonon blockade in spin quadratic optomechanical systemsWe propose a scheme for achieving nonreciprocal phonon blockade in a quadratic optomechanical (QOM) system consisting of two spinning resonators near-field coupled to a nanomechanical oscillator. Due…Yao Dong, Guo-Feng Zhang·Jul 22, 2026SaveLearn
A reduction scheme for general-order Ising-like Hamiltonians in quantum heuristic solversThe Ising model is ubiquitous in various optimization problems but notoriously difficult to solve due to combinatorial explosion. In view of this, Hamiltonian reduction is a useful preprocessing…Chengsi Mao, Pavel Mosharev, Yao Wang et al.·Jul 22, 2026SaveLearn
Emergent boundary-memory from unitarity constraints in a minimal two interacting quantum particlesWe construct a simple model of two particles mutually attracting/repulsing in a one-dimensional lattice and investigate the corresponding dynamics. We show that enforcing reversible unitary evolution…Ibrahim Yahaya Muhammad, Tanapat Deesuwan, Monsit Tanasittikosol·Jul 22, 2026SaveLearn
A Multi-Resolvent Hierarchy for the ETH Smooth FunctionThe eigenstate thermalization hypothesis (ETH) parametrizes off-diagonal matrix elements by a smooth function whose microscopic origin remains largely phenomenological. We develop a multi-resolvent…Zhiqiang Huang·Jul 22, 2026SaveLearn
Generation of vortex-squeezed light in a coherently prepared mediumIn this Letter, we theoretically propose an alternative scheme for generating vortex optical squeezing, based on the Raman scattering process in a coherently prepared medium, distinct from approaches…Fan Meng, Hao Zhu, Xin-Yao Huang et al.·Jul 22, 2026SaveLearn