Symmetry-driven correlation patterns in one-dimensional periodic fermionic systems: closed-form expressions and exact selection rules for correlation functions, entanglement entropies and mutual informationWe present an analytical study of the spatial structure of correlations in periodic fermionic systems at the single Slater determinant level, focusing on the cyclic case. Exploiting cyclic symmetry,…Celestino Angeli·Sep 17, 2026·Top 80%SaveLearn
Normalizing Flow-Based Bayesian Parameter Estimation for Noisy Quantum StatesTo extract complete information about experimental noisy quantum states, as well as correlations among different physical parameters, we develop an efficient machine learning-assisted framework with…Hsien-Yi Hsieh, Yuan-Ting Liu, Juan Camilo Rodrıguez et al.·Sep 17, 2026·Top 88%SaveLearn
Engineering and Probing a One-Dimensional Dipolar Spin Ensemble in DiamondDimensionality plays a central role in determining the collective behavior of interacting quantum systems. Engineering strongly interacting ensembles of solid-state spin defects in reduced dimensions…Lingjie Chen, Shreyas Parthasarathy, Simon A. Meynell et al.·Sep 16, 2026·Top 30%SaveLearn
Efficiently estimating failure rates of fault-tolerant logical non-Clifford blocksUseful quantum computation requires the fault-tolerant implementations of a universal gate set which are generically not efficiently simulable. We devise an algebraic framework that allows for…Julio C. Magdalena de la Fuente, Thomas R. Scruby·Sep 16, 2026·Top 36%SaveLearn
Scalable Simulation of Quantum Dynamics on Topological Quantum HardwareQuantum computers offer a significant advantage in simulating quantum systems compared to classical computers for certain problems, although most current applications are limited to calculating…Kritanjan Polley, Mark E. Tuckerman·Sep 16, 2026·Top 84%SaveLearn
Fifty Years of the GKLS Master Equation: Foundations and Early DevelopmentsThe year 2026 marks the fiftieth anniversary of the two seminal papers in which Gorini, Kossakowski, and Sudarshan, and independently Lindblad, characterized the generators of completely positive…Fabio Benatti, Dariusz Chruściński, Saverio Pascazio·Sep 16, 2026·Top 50%SaveLearn
Transformers as Intrinsic Optimizers for Quantum Approximate Optimization AlgorithmThe Quantum Approximate Optimization Algorithm (QAOA) is a leading variational framework for combinatorial optimization on noisy intermediate-scale quantum hardware, but its practical performance…Kuan-Cheng Chen, Xiaotian Xu, Hiromichi Matsuyama et al.·Sep 16, 2026·Top 88%SaveLearn
Observing and evading quantum back-action on a kilogram-scale oscillatorContinuous quantum displacement measurements are fundamentally limited by a trade-off between readout imprecision and measurement back-action, constrained by the Heisenberg uncertainty principle. In…Begüm Kabagöz, Eric Oelker, Dhruva Ganapathy et al.·Sep 16, 2026·Top 14%SaveLearn
Quantum tree networks: complete semidefinite hierarchies and the source-transfer modelUnderstanding the capabilities and limits of quantum systems is central to quantum information processing. This includes determining which correlations can arise in networks of quantum systems…Xiangling Xu, Igor Klep, Marc-Olivier Renou·Sep 16, 2026·Top 1%SaveLearn
Temporal information processing on a 4,500-qubit quantum annealerQuantum machine learning could uncover statistical structure beyond the reach of classical models, but this requires quantum models large and expressive enough to be useful and cheap enough to read…Antonio Sannia, Roberto Menta, Pratik Sathe et al.·Sep 16, 2026·Top 33%SaveLearn
A Square-Root Barrier to Quantum Gate Speed under Linear CouplingFaster quantum gates can suppress the decoherence accumulated during a computation, but in superconducting processors stronger microwave pulses can also increase leakage, off-resonant excitation,…Pablo Restrepo Gaviria, Mischa P. Woods·Sep 16, 2026·Top 7%SaveLearn
Emergent classicality and wavefunction branching in an isolated quantum many-body systemDecoherence in quantum systems is conventionally modeled as the effect of interactions with an external environment. However, such a prescription excludes isolated many-body systems, which are also…Saúl Pilatowsky-Cameo, Jordan Cotler, Daniel Ranard et al.·Sep 16, 2026·Top 17%SaveLearn
Theory of post-selected entanglement transitions in monitored bosonsEntanglement phase transitions driven by quantum measurements have emerged as a central paradigm in open quantum many-body physics. Such phase transitions are well established for systems with finite…Ilia Komissarov, Emanuele G. Dalla Torre, Ahana Chakraborty·Sep 16, 2026·Top 24%SaveLearn
Achieving the limits of automorphism gatesUniversal fault-tolerant quantum computing combines versatile but expensive operations with specialized but cheap ones. Its efficiency depends on how much computation can be pushed onto the cheap…Jin Ming Koh, Shayan Majidy, Aranya Chakraborty et al.·Sep 16, 2026·Top 3%SaveLearn
Lazy training of quantum physics informed neural networksWe study the gradient-flow training dynamics of quantum physics-informed neural networks (QPINNs) for the solution of second-order elliptic partial differential equations with Dirichlet boundary…Anderson Melchor Hernandez, Giacomo De Palma·Sep 16, 2026·Top 43%SaveLearn
Enhanced Emission and Two-Photon Interference of Lead-Vacancy Centers in Diamond Solid Immersion LensesA negatively charged lead-vacancy (PbV-) center in diamond is a novel quantum system which can be operated at a high temperature above 4 K owing to its large ground state splitting. To unlock the…Koyo Hirai, Eiki Ota, Yiyang Chen et al.·Sep 16, 2026·Top 59%SaveLearn
Comparing magic state cultivation methods using matrix product statesMagic state cultivation prepares high-fidelity magic states at low expected space-time costs; however, the exact performance of some schemes is unsettled due to the difficulty in simulating…Tom Hartweg, Asier Piñeiro Orioli·Sep 16, 2026·Top 78%SaveLearn
Continuous variable distributed quantum sensing in integrated photonicsDistributed quantum sensing is an emerging application of quantum networking, where entangled probe states are employed to sense combinations of delocalized parameters with enhanced precision…Bethany Puzio, Oliver M. Green, Joel F. Tasker et al.·Sep 16, 2026SaveLearn
Securing quantum error correction against misleading advice from AI agentsCan an attacker turn influence over an artificial intelligence (AI) adviser into a harmful quantum error-correction update? We identify an ambiguity in passive syndrome records that obstructs…A. Barış Özgüler·Sep 16, 2026SaveLearn
Exact logical error rates for magic state cultivationWe compute exactly the acceptance and logical error rates for the distance d=3 and d=5 magic state cultivation circuits from Clifft [arXiv:2604.27058] and SOFT [arXiv:2512.23037] using Pauli…Kwok Ho Wan, Ainhoa Zapirain·Sep 16, 2026SaveLearn
Hamiltonian engineering via pulses: beyond group averagingWe develop a geometric framework for Hamiltonian engineering in finite-dimensional quantum systems using ideal control pulses. Starting from a bilinear Schrödinger equation with unbounded control…Ivan Beschastnyi, Lucah Patel, David Tinoco·Sep 16, 2026SaveLearn
Logarithmic-depth quantum simulation of boson samplingWe show that boson sampling with an arbitrary m-mode interferometer and n m single-photon inputs can be simulated to inverse-polynomial total-variation error by a logarithmic-depth qubit…Changhun Oh·Sep 16, 2026SaveLearn
Entanglement swapping across a five-node relay in a multiplexed quantum-classical networkQuantum networks are resources for scaling quantum computers and distributed sensing technologies while offering post-quantum security benefits. Teleporting non-classical resources like entanglement,…Andrew R. Cameron, Jordan M. Thomas, Alexandru Macridin et al.·Sep 16, 2026SaveLearn
Zero bias field selective transition adressing of the NV center via pulse shapingNitrogen-vacancy (NV) centers in diamond are a leading platform for vector magnetometry, offering intrinsic sensitivity to both the magnitude and direction of magnetic fields. NV magnetometers…Thomas Richard, Yves Bérubé-Lauzière·Sep 16, 2026SaveLearn
Liouvillian exceptional points in the emergence of quantum synchronizationThe coupling between self-sustained oscillators, such as lasers or polariton condensates, leads to different steady-states in different regimes. Weak coupling allows the oscillators to behave…Carlos Ortega Taberner, Rosalind E. Cotton, Paul R. Eastham·Sep 16, 2026SaveLearn