Conditional Quantum Priors for Chaotic Fluid DynamicsNeural networks that predict chaotic dynamics can reproduce short trajectories while misrepresenting statistics over long times. Quantum priors represent selected dynamical statistics through quantum…Shao-Bo Zhou, Yu-Ze Zhu, Hang Song et al.·Nov 3, 2026SaveLearn
Autonomous cooling of Kerr-cat qubits to minutes-long bit-flip timesQuantum error correction becomes more hardware efficient when physical noise is strongly biased towards one error channel. Cat qubits realize such a bias by encoding information in two opposite…Sergey Hazanov, Mikhail Svintsov, Uri Goldblatt et al.·Nov 3, 2026SaveLearn
Mitigating small gaps in quantum annealing through recursive XX-catalyst constructionThe introduction of XX-interactions, typically in the form of an additional catalyst Hamiltonian, has shown promise as a tool for gap enhancement in quantum annealing, allowing the algorithm to…Natasha Feinstein, Sebastian Schulz, Robert J. Banks et al.·Nov 3, 2026SaveLearn
Bulk and edge states in Fibonacci-Bose-Hubbard clustersWe study the one- and two-boson energy subspaces of finite open Bose--Hubbard chains with Fibonacci-modulated hopping and zero on-site potential. Their spectra exhibit a hierarchy of bands and gaps,…G. P. Fedorov, E. E. Konopleva, O. V. Astafiev·Nov 3, 2026SaveLearn
Temporal stretching of single-photon pulses by intra-cavity frequency conversionSpectral bandwidth and frequency mismatch between quantum light emitters and quantum components is a common problem in the realization of hybrid quantum information networks. Here we propose a…Mathias L. H. Korsgaard, Eva M. González-Ruiz, Anders S. Sørensen·Nov 3, 2026SaveLearn
Quantum Simulation of Electronic Structure using Quantum Density Functional Theory on a Programmable Integrated Photonic CircuitQuantum simulations of molecular electronic structure hold the potential for computational advantage but are inherently limited by the linear scaling of qubit requirements with respect to system…Giovanni Adriano, Akilan Rajamani, Francesco Hoch et al.·Nov 3, 2026SaveLearn
Breakdown of Linearized Dispersion in Waveguide QEDExploring interactions between quantum emitters and guided photons, waveguide quantum electrodynamics (wQED) offers a versatile platform for quantum simulation and quantum interconnect. To simplify…H. Z. Shen, Ze Wang, X. X. Yi et al.·Nov 3, 2026SaveLearn
Cooperative Suppression of Two-Particle Excitation by Kerr Nonlinearity and Cavity Loss ion a Driven Holstein-Tavis-Cumming SystemWe apply the numerically accurate multiple Davydov Ansatz (multi- D2) method to investigate the nonequilibrium dynamics of an open molecular cavity system using an extended driven-dissipative…Zhiyao Qu, Kewei Sun, Youhao Chang et al.·Nov 3, 2026SaveLearn
Adaptive Self-Optimization of Polarization Efficiency for Low-Power NV Center Thermometers Based on PAS-QNitrogen-vacancy (NV) centers in diamond have attracted considerable attention for micro- and nanoscale thermometry owing to their high precision and spatial resolution. However, achieving sufficient…Yifan Wang, Li Xing, Ruigang Wang et al.·Nov 3, 2026SaveLearn
Spectral Quantum Memory for Implicit Neural RepresentationsImplicit neural representations (INRs) model signals as continuous functions from coordinates to values, but their performance depends strongly on how spectral capacity is allocated. Yet most Quantum…Daniel A. Moroz-Broitman, Eliya Nachmani·Nov 3, 2026SaveLearn
On Random Purifications of Isometries and ChannelsAcorn tricks turn weak quantum resources into stronger "randomized" ones. A recent example is the random purification channel, which turns t copies of a mixed state into t copies of a…Eli Goldin·Nov 3, 2026SaveLearn
Time-invariant negativity and persistent bound entanglement in a cyclic two-qutrit familyWe study the entanglement dynamics of two qutrits under collective dephasing for a family of states obtained by mixing a maximally entangled state that lives in the decoherence-free subspace with…Wenlin Zhang, Mazhar Ali, Haobo Ma·Nov 3, 2026SaveLearn
Wigner-Function Fingerprints of Collective Excitations in Mirror-Terminated Waveguide QEDWe investigate the emission profiles of singly excited collective states and propose a matched-mode witnessing protocol in a mirror-terminated waveguide quantum electrodynamics system. The amplitudes…Kuan-Ting Lin, Chen-Yu Lee, Yu-Chen Lin et al.·Nov 3, 2026SaveLearn
Decoy-state quantum key distribution with a leaky Mach-Zehnder receiverWe prove the security of phase-encoded decoy-state BB84 quantum key distribution for a Mach-Zehnder receiver with imbalanced beam splitters and two threshold detectors that leak fine-grained…Ryohei Mizusawa, Álvaro Navarrete, Akihiro Mizutani et al.·Nov 3, 2026SaveLearn
Long-lived quantum memories with rare-earth ions doped in crystalsQuantum memory is a core enabling device for large-scale quantum networks, serving as the fundamental building block for quantum repeaters and transportable quantum memories. Among various physical…Yu-Yu Sa, Pei-Xi Liu, Zong-Quan Zhou et al.·Nov 3, 2026SaveLearn
Motional Decoherence of the internal state of an atom by vacuum and thermal fluctuations of a quantum field: Necessity of a fully relativistic treatmentWe consider a massive object, such as a neutral atom or an Unruh-DeWitt detector, moving at constant speed in a quantum field and investigate how motion affects the quantum coherence of its internal…Jen-Tsung Hsiang, Bei-Lok Hu·Nov 3, 2026SaveLearn
Broken-Symmetry Reference States for Sample-Based Quantum Diagonalization with Near-DMRG AccuracySample-based quantum diagonalization (SQD) accuracy remains limited for strongly correlated systems like iron-sulfur clusters. This accuracy heavily depends on the mean-field reference state, which…Kunal Kumar, Tomonori Shirakawa, Boseong Kim et al.·Nov 3, 2026SaveLearn
Hybrid Quantum--Classical Pauli-Correlator Architecture for Image ReconstructionWe introduce the Pauli-Correlator Autoencoder (PCAE), a hybrid quantum--classical architecture for image reconstruction. PCAE splits an image into patches and compresses each patch as a matrix…Sparsho Chakraborty, Siddhartha Patra·Nov 3, 2026SaveLearn
Universal Free-Electron-Sideband ControlAdvances in free-electron quantum optics are establishing free electrons as a versatile quantum resource. Photon-induced near-field electron microscopy (PINEM) interactions and free drift provide…Tong Shen, Zhexin Zhao, Meng Xiao·Nov 3, 2026SaveLearn
Reducing the arithmetic cost of quantum derivative pricing with language-model circuit designQuantum amplitude estimation can estimate expected discounted payoffs with quadratically fewer oracle calls than Monte Carlo, but each call requires coherent computation. We use…Monit Sharma, Hoong Chun Lau·Nov 3, 2026SaveLearn
On the Hardness of Approximate Quantum Circuit Membership and OptimizationQuantum circuit optimization is an indispensable component of the quantum software stack, used to reduce noise, maximize performance, alleviate costs of quantum error correction, or target specific…Adam Husted Kjelstrøm, Jaco van de Pol, Andreas Pavlogiannis·Nov 3, 2026SaveLearn
A Conditional Quantum Kac-Bernstein TheoremWe establish a conditional quantum Kac-Bernstein theorem for mixing of two independent, finite-mode bosonic inputs with quantum memories. We characterize exactly when the outputs are conditionally…Hesam Hosseini, Jinpei Zhao, Masahito Hayashi·Nov 3, 2026SaveLearn
Approximate Synthetic Spectra of Quantum Systems Associated with Compact Lie GroupsHow can noncommuting quantum observables retain the geometry of a classical phase space? Motivated by Mumford's question on approximately macroscopically unique (AMU) states and the work of Lin…Junyang Liu, Hang Wang, Houjin Wang et al.·Nov 3, 2026SaveLearn
An example of universal braiding in Links--Gould topological quantum computationWe construct a universal quantum computational encoding via braiding in Links--Gould fusion spaces associated to UqH(sl(2|1)) where q is on the unit circle and is not a root of…Matthew Harper, Ben-Michael Kohli·Nov 3, 2026SaveLearn
Reasoning about Shared-Qubit Concurrency in Quantum ComputingIn this paper, we develop a semantic model for the parallel execution of quantum circuits, providing a formal foundation for studying shared-qubit concurrency in quantum computing. As in classical…Mingsheng Ying·Nov 3, 2026SaveLearn