Interpretable Activation-Selection Neural Networks for Symbolic Regression of Parameter-Dependent Hamiltonian EigenvaluesAnalytical approximations to eigenvalues of parameter-dependent Hamiltonians can provide physical insight that is not readily apparent from numerical diagonalization alone. Here, we introduce an…Alexander Yu. Kharin, Kirill F. Sheberstov·Aug 26, 2026SaveLearn
Competing Soft Modes and Tunable Multicriticality in a Generalized Two-Mode Quantum Rabi ModelMulticritical phenomena play a central role in quantum many-body systems, yet their microscopic origin in light--matter platforms remains largely unexplored. Here we investigate a generalized…Xiufeng Cao, Ofri Adiv, Neil G. R. Broderick·Aug 26, 2026SaveLearn
The temperature-dependent non-Abelian gauge potentialThis study shows that the usual time evolution operator can act as a U(1) gauge transformation on the initial wavefuntion. When considering the spin freedom in the system, the time evolution operator…Zheng-Chuan Wang·Aug 26, 2026SaveLearn
Quantum skyrmion parallelism via metasurface-tailored high-dimensional entanglementQuantum skyrmions are topological structures that have garnered significant interest due to their demonstrated robustness and versatility across diverse optical platforms. However, existing…Pedro Ornelas, Ramona Bedford, Fazilah Nothlawala et al.·Aug 26, 2026SaveLearn
Affine-Profile Stabilizer Thresholds for Magic in Codeword-Stabilized Quantum CodesCodeword-stabilized quantum codes give a unified graph-state description of stabilizer and nonadditive quantum error-correcting codes. Although each individual CWS word state is stabilizer, coherent…Li-Yi Hsu, En-Jui Kuo·Aug 26, 2026SaveLearn
Graphix: A software framework for Measurement-Based Quantum ComputationMeasurement-based quantum computing (MBQC) is a powerful model for quantum computation, but dedicated software tools that bridge its theoretical foundations with practical research workflows remain…Mateo Uldemolins, Pranav Nair, Emlyn Graham et al.·Aug 26, 2026SaveLearn
Scalable Lindblad Noise Learning via Stochastic Tensor-Network SimulationLearning dissipation rates in large-scale open quantum systems is a major obstacle for near-term quantum technologies, as existing Lindblad estimation methods are typically limited to small system…Alejandro R. Ramos Ramos, Maximilian Fröhlich, Aaron Sander et al.·Aug 26, 2026SaveLearn
Energy-Constrained Commutator Variance for Weyl PairsLet W be a representation of the Weyl relations on a separable Hilbert space and write RW(K)=\W(f):f∈ K\''. If the symplectic pairing of K1 and K2 is nonzero, there is…Hassan Nasreddine·Aug 25, 2026SaveLearn
Holomorphic Quantum Error Correction CodesWe develop a holomorphic representation of quantum error correction codes (QECCs) within the Segal--Bargmann space. By encoding qubits into Schwinger boson modes (zaj, zbj) subject to a…M. W. AlMasri·Aug 25, 2026SaveLearn
Femtoscopic Correlation Functions in Density Operator RepresentationFemtoscopic correlation functions (CFs) have been increasingly used to extract strong interactions between pairs of unstable particles, but their physical soundness has recently been questioned. To…Hao-Nan Liu, Duo-Lun Ge, Zhi-Wei Liu et al.·Aug 25, 2026SaveLearn
Multipair-resilient entanglement swapping with complementary linear-optical measurementsMultipair emission is a principal source of false heralds in entanglement swapping with spontaneous parametric down-conversion sources. A conventional Bell-state measurement (BSM) cannot distinguish…Siavash Mirzaei Ghormish, Ryan M. Camacho·Aug 25, 2026SaveLearn
Separating Quantum Indistinguishability Obfuscation from Falsifiable AssumptionsQuantum indistinguishability obfuscation (qIO) aims to make a quantum circuit unintelligible while preserving its functionality. It serves as a foundational primitive for advanced applications, such…Mohammed Barhoush, Tomoyuki Morimae, Ramis Movassagh·Aug 25, 2026SaveLearn
Optical centrifuge as a probe of strong dissipative coupling between a molecular rotor and superfluid heliumA macroscopic manifestation of superfluidity is that objects moving through liquid helium experience negligible friction below the Landau critical velocity. How this frictionless motion breaks down…Ian MacPhail-Bartley, Sören E. Mahr, Cameron E. Peters et al.·Aug 25, 2026SaveLearn
No Free Compression in Quantum Relaxations for OptimizationQubit-efficient quantum relaxations compress classical decision variables into expectation values on substantially fewer qubits. We ask what resource tradeoffs this compression entails for quantum…Stuart Hadfield·Aug 25, 2026SaveLearn
Generalized Efficient Quantum Circuit Implementation of Discrete-Time Quantum Walks on Cayley GraphsWe present a generalized and efficient quantum circuit framework for implementing discrete-time quantum walks (DTQWs) on Cayley graphs of arbitrary dimension. Building on the Boundary QFT scheme of…Seoyoon Kang·Aug 25, 2026SaveLearn
Feedback-enabled magnomechanics in lithium ferriteLithium ferrite (LiFe) is a promising material for cavity magnonics because its large spin density enables strong coupling between magnons and microwave photons. Its potential for cavity…Mehri Ebrahimi, Yunhu Huang, Ali Rashedi et al.·Aug 25, 2026SaveLearn
A Unified Framework for Operator Backpropagation and Observable Measurement in Quantum ComputingDecoherence imposes severe limits on quantum circuit depth, motivating methods to reduce circuit depth. Operator backpropagation has recently been proposed as a way to lower circuit depth by…Kevin Dougherty, Ji Liu·Aug 25, 2026SaveLearn
Real-time decoder for a MegaQuOp quantum computer using a single CPUAs quantum computers advance toward the regime of MegaQuOp machines executing millions of gates, a decoding system capable of real-time error correction in such a device will be crucial. Recent…Min Ye, Andrii Maksymov, Nicolas Delfosse·Aug 25, 2026SaveLearn
Hardware-Aware Fermion-to-Qubit Mappings for Simulating the 2D Hubbard Model on Heavy-Hexagon Quantum ProcessorsQuantum simulation of strongly correlated fermionic systems is among the most promising near- term applications of quantum computing, but its practical efficiency depends critically on the choice of…Alessio Esposito, Andrea Giachero, Zoltàn Zimboràs et al.·Aug 25, 2026SaveLearn
The bottleneck dimension of quantum operationsProgrammable quantum devices nominally act on a Hilbert space whose dimension grows exponentially with the number of constituents, but the presence of noise makes it unlikely that they remain…Pavel Sekatski·Aug 25, 2026SaveLearn
Fluctuation-dissipation structure of quantum geometryThe geometry of quantum states is a fundamental research area with applications ranging from band theory in condensed matter to variational algorithms in quantum information. Due to their relative…Per Moosavi·Aug 25, 2026SaveLearn
Mixed-State Symmetry-Protected Topology and Strong-to-Weak Spontaneous Symmetry Breaking in a Superconducting Qubit ArrayWe experimentally investigate how symmetry-protected topological order in a one-dimensional cluster state is transformed by measurement and decoherence in a five-qubit superconducting array. We first…Qian Cao, Zhen Bi, Kater W. Murch·Aug 25, 2026SaveLearn
Observing Bell Inequality Violation Beyond the Qubit Bound in a Spinor Bose--Einstein CondensateCorrelations allowed by quantum mechanics can defy any classical explanation, with Bell nonlocality standing as their most profound and operationally powerful manifestation. While nonlocality has…Wenxin Xu, Junshuang Hu, Guillem Müller-Rigat et al.·Aug 25, 2026SaveLearn
Certified Randomness without Structure Against Shallow-Query AdversariesIn a recent breakthrough, Yamakawa and Zhandry (J. ACM 2024) constructed a proof of quantumness in the quantum random oracle model (QROM) in which the quantum prover samples a codeword preimage of a…Dakshita Khurana, Bhaskar Roberts, Avishay Tal·Aug 25, 2026SaveLearn
Masked Differential-linear Distinguishers and Quantum ApproachesWe introduce masked auto-correlation, a new primitive for the cryptanalysis of symmetric-key primitives, together with a quantum attack pipeline built on it. For a permutation f, output masks…Shobhit Pandey, Sarbani Sen, Debajyoti Bera et al.·Aug 25, 2026SaveLearn