Toward a Quantum Information Foundation for Neutron ScatteringNeutron scattering is a central probe of quantum materials, yet what quantum information can, in principle, be extracted from a scattering experiment remains unclear. Here we formulate neutron…Michael J. Landry, Yongqiang Cheng, Daniel Pajerowski et al.·Nov 3, 2026SaveLearn
Spectral measures and sharpness of quantum speed limitsQuantum speed limits bound the time required for a given state to evolve into a given subspace of the Hilbert space under specific energy constraints. We prove that for several standard…Ivica Smolić·Nov 3, 2026SaveLearn
Dynamically modulated light-matter interactions for ancilla-tolerant bosonic controlStrong light-matter interactions are central to state-of-the-art quantum technologies, spanning platforms as diverse as Rydberg atoms, trapped ions, and superconducting circuits. In superconducting…Aniket Maiti, John W. O. Garmon, Daniel K. Weiss et al.·Nov 3, 2026SaveLearn
Quantum Pointwise Dimension (QUPID): An algorithm for identifying classical chaos in quantum dynamicsThe Pointwise Dimension is a diagnostic that reveals the effective dimensionality of classical trajectories in a 2N-dimensional phase space. The essence of this diagnostic is to find a scaling…Jonathan Berkheim, David J. Tannor·Nov 3, 2026SaveLearn
Breaking the quantum barriers for Graph CollisionIn the graph collision problem, the task is to decide whether a known graph on n vertices contains an edge with both endpoints marked, given query access to the input bits specifying the marked…Arjan Cornelissen, Amin Shiraz Gilani, Shiva Kintali et al.·Nov 3, 2026SaveLearn
Interpretable Quantum Photonic Generative ModelsWe propose a physical generative model for learning correlated multivariate data based on homodyne detection of photonic continuous-variable (CV) circuits. We use an N-mode photonic circuit in…Dat Chi Le, Oleksandr Kyriienko·Nov 3, 2026SaveLearn
Simple proof of conditions requiring maximal entanglement for local state verification and discriminationFor deterministic state verification by separable measurements, the Schmidt rank of an entangled resource must be at least that of the state being verified [N. Yu, R. Duan, and M. Ying, IEEE Trans.…Somshubhro Bandyopadhyay·Nov 3, 2026SaveLearn
Quantum Advantage has Few Complexity ImplicationsWe consider the complexity implications of proofs of quantumness and (quantum verifier) oblivious state preparation. We show that both of these objects can coexist with the easiness of…Eli Goldin, Alex Lombardi, Tomoyuki Morimae·Nov 3, 2026SaveLearn
Universal dynamics of quantum phase transitions with fractional long-range interactionsThe complete statistical characterization of defects generated in a quantum phase transition has mostly been studied in exactly solvable models, and remains little explored in nonintegrable systems…Andraás Grabarits, Lincoln D. Carr, Adolfo del Campo·Nov 3, 2026SaveLearn
Effective Hamiltonians and non-Hermitian physicsEvery realistic quantum system is coupled to an environment. Including the environment restores a closed, Hermitian description, but at the cost of an intractably large Hilbert space. The…Ugo Lair, David Guéry-Odelin·Nov 3, 2026SaveLearn
DynaMite: Dynamic Measurement Scheduling To Accelerate Fault-Tolerant Quantum ProgramsFault-tolerant quantum computers run millions of logical cycles to perform quantum error correction (QEC). As logical operations span entire logical cycles, the logical cycle time (LCT) dictates…Dongwhee Kim, Suhas Vittal, Poulami Das·Nov 3, 2026SaveLearn
Quantum Query Lower Bounds from Classical Moment MatchingWe prove a quantum analogue of the classical moment matching method, a popular framework used to prove lower bounds in property testing. For two random variables X0 and X1 whose moments match…Chandrima Kayal, Frédéric Magniez, Sayantan Sen et al.·Nov 3, 2026SaveLearn
Comment on "Supervised Learning with Quantum Hamiltonian Embeddings" (arXiv:2610.26833)We discuss the relationship between quantum Hamiltonian embeddings (arXiv:2610.26833) and prior developments in Quantum Cognition Machine Learning (QCML), including QCML's earlier implementation…Alexander G. Abanov, Luca Candelori, Kharen Musaelian·Nov 3, 2026SaveLearn
Data informed Ansatz Selection for Variational Quantum CircuitsChoosing a variational quantum circuit (VQC) usually means searching over ansatze and depths, and training each candidate. We give three rules that fix these choices from the data and the gate set…Manav Seksaria, Advith Desu, Anil Prabhakar·Nov 3, 2026SaveLearn
Operational Thresholds for Long-Range Entanglement in Quantum NetworksQuantum networks distribute entanglement between distant nodes by combining many short entangled links using local quantum operations. These operations only succeed probabilistically, yet existing…Arn Caesar, Xinqi Hu, Kim Christensen·Nov 3, 2026SaveLearn
QECert: Formal Foundations for Quantum Error-Correction Theory in LeanQuantum error correction provides the mathematical basis for protecting quantum information against noise. Existing formalizations have established foundations for stabilizer codes and code…Keming He, Jiahan Chen, Enji Xiong et al.·Nov 3, 2026SaveLearn
Reopening the one clean qubit case of a semi-grand challengeIn his 2005 list of semi-grand challenges for quantum computing theory, Scott Aaronson asked whether a quantum computer that is always in a separable mixed state can be simulated by a classical…Christopher W. Mansell·Nov 3, 2026SaveLearn
Recoverability of Gravitational Entanglement under DecoherenceDecoherence can make gravitationally generated entanglement arbitrarily small, or even vanishing, without necessarily rendering the effective matter dynamics separable. We ask whether this hidden…Yi-Xuan Wang, Julen S. Pedernales, Martin B. Plenio·Nov 3, 2026SaveLearn
On Revolutionizing Power Systems: Suitability of Quantum Computing-Ready Pipelines for Stochastic Unit Commitment OptimizationModern unit commitment (UC) scenarios, particularly those involving uncertainties from demand fluctuations and renewable energy sources, pose significant challenges to traditional optimization…Ying-Yi Hong, Dylan Josh Domingo Lopez·Nov 3, 2026SaveLearn
Ergotropy Activation and Coherence in Dissipatively Charged Quantum BatteriesQuantum batteries can exploit quantum resources to enhance energy storage and work extraction, and recent experimental progress has brought their implementation closer to reality. In realistic…Hui-Yu Yang, Kang-Yuan Chen, Kun Zhang et al.·Nov 3, 2026SaveLearn
Synchronization Mpemba EffectWe introduce the synchronization Mpemba effect, in which a less synchronized initial state overtakes a more synchronized one, and demonstrate it in dissipatively coupled quantum van der Pol…Yan Li, Wenlin Li, Xingli Li·Nov 3, 2026SaveLearn
Substantially Improved Rate and Distance for Addressable Transversal Phase GatesAn important ingredient in fault-tolerant quantum computation is asymptotically good codes with fully addressable transversal non-Clifford gates. Existing constructions, however, provide only small…Bujiao Wu, Tongyin Lin, Bin Cheng·Nov 3, 2026SaveLearn
Transferable Lindblad Variational Ansatz for Accelerated Steady-State PreparationOpen quantum systems naturally relax toward steady states that underpin diverse nonequilibrium phenomena and quantum technologies. We independently control the coherent and dissipative constituents…Yun-Zhuo Fan, Dan-Bo Zhang·Nov 3, 2026SaveLearn
Fast verification of fault tolerant magic state preparation circuits with the CNOT + T gate setMagic state preparation is often among the most expensive operations in a fault tolerant quantum computation. One obstacle to coming up with better magic state preparation circuits lies in verifying…Selwyn Simsek, Callum Macpherson, Chris N. Self et al.·Nov 3, 2026SaveLearn
Quantum sensing of a weak drive signal in cascaded quantum van der Pol oscillatorsWe have constructed a quantum sensing system composed of two quantum van der Pol (vdP) oscillators. Coherent and dissipative couplings are combined to establish a generic nonreciprocal coupling…Dong Xie, Chungling Xu·Nov 3, 2026SaveLearn