Hybrid HPC-Quantum Simulations: DFT-Quantum Embedding for Molecular SystemsScientific simulations demand methods combining scalability with predictive accuracy. Density Functional Theory (DFT) on High-Performance Computing (HPC) enables large-scale electronic-structure…Namrata Manglani, Samrit Maity, Shashank Sharma et al.·Aug 13, 2026SaveLearn
Shots-to-Approximate-Solution Scaling in Neutral-Atom Quantum OptimizationWhether neutral-atom quantum optimization protocols exhibit genuine concentration toward low-energy solution structure remains an open question. Here, we introduce a shots-to-approximate-solution…Junwoo Jung, Jaewook Ahn·Aug 13, 2026SaveLearn
Improved Measurement Cost Scaling in the Nonorthogonal Quantum EigensolverQuantum subspace diagonalization methods are promising algorithms for quantum chemistry on near-term quantum computers. These methods can estimate low-lying energies of molecular systems using…Mingyu Kang, K. Birgitta Whaley·Aug 13, 2026SaveLearn
Sector-resolved non-Bloch topology and nonlocal entanglement dynamics in a bond-dissipative Kitaev chainA core characteristic of dissipative non-Hermitian topology is that the relaxation dynamics tracks the non-Bloch bulk-boundary correspondence, rendering an algebraic decay in the gapless regime and…Shaina Gandhi, Koustav Roy, Bilal Tanatar et al.·Aug 13, 2026SaveLearn
A Finite-Window Recovery Hierarchy for Local Quantum MemoryWhen quantum information initially stored in a local qubit disappears, it need not be lost: it may have moved into nearby degrees of freedom or become inaccessible to shallow local control. We…Zheng An, Dongyang Cao, Jiangyu Cui·Aug 13, 2026SaveLearn
A Minimum-Cardinality Genuinely Unextendible Product Basis in Three QutritsIt has remained an open question whether a genuinely unextendible product basis (GUPB) exists. We resolve this problem by constructing an explicit three-qutrit GUPB of cardinality fourteen in the…Fei Shi, Ge Bai, Xiande Zhang et al.·Aug 13, 2026SaveLearn
Levitation of a YIG sphere using a magnetic Paul trap - towards strongly coupled quantum magno-mechanicsMagnetic levitation offer passive levitation of massive objects for use in advanced inertia sensors, for the generation of non-classical macroscopic motional states, and towards the table-top testing…A. O. Yakymenko, S. Das, J. Twamley·Aug 13, 2026SaveLearn
Parity Floors in Quantum Denoisers: A Closed-Form Benchmark for Fixed-Map Denoising NetworksFixed quantum feature maps are increasingly inserted into diffusion denoisers, but standard image benchmarks do not reveal which structural constraint limits them. We introduce CoupledPhaseTexture, a…Jaeuk Kim·Aug 13, 2026SaveLearn
SPLIT-Q: A Scalable Sequential Quantum Computing Framework for Coherent Controlled IslandingGrowing integration of distributed energy resources increases power-system variability and uncertainty. During disturbances, these effects can intensify generation-load imbalances and cascading…Yuqi Jiang, Zhiding Liang, Qiang Guan et al.·Aug 13, 2026SaveLearn
Qkabrine: A Joint Architecture, Encoding, and Hyperparameter Search Framework for Quantum Machine LearningBuilding a quantum machine learning (QML) model competitive with a classical baseline currently requires a practitioner to separately choose a circuit architecture, a data-encoding scheme, a model…Eric Jagwara·Aug 12, 2026SaveLearn
A Quantum Optimization Framework for Data-Assimilation-Augmented Parameter EstimationParameter estimation is a fundamental challenge in the calibration of ordinary differential equation (ODE) models, where repeated numerical integration can lead to high computational cost. In this…Muhammad Jalil Ahmad, Mohammadhossein Mohammadisiahroudi, Animikh Biswas et al.·Aug 12, 2026SaveLearn
Topological State-Aware Simulation Framework for Inter-Satellite Twin-Field QKD NetworksInter-satellite links (ISLs) are the mandatory backbone for global quantum networks. While Twin-Field Quantum Key Distribution (TF-QKD) successfully surpasses linear rate-loss bounds, its extreme…Sergio Vázquez-Pozo, Juan Manuel Murillo·Aug 12, 2026SaveLearn
Free-Space Quantum Networks and Optimized Fiber-ReinforcementFree-space quantum communication provides a flexible complement to fiber-based quantum networks, but its point-to-point capacity is fundamentally limited by diffraction, atmospheric extinction and…Alasdair I. Fletcher, Ignazio Pedone, Stefano Pirandola·Aug 12, 2026SaveLearn
Two-atom Dicke model with atom-atom interactionInteractions among emitters provide a powerful means of controlling collective light--matter phenomena, yet their role in superradiant criticality has not been thoroughly investigated. Here we…Lin Jiao, Han Pu·Aug 12, 2026SaveLearn
Pulse Engineering of Quantum Many-Body Dynamics: Emergent Scar States, Entanglement, and NonstabilizernessUnderstanding and coherently controlling the properties of interacting quantum many-body systems is a central challenge in non-equilibrium quantum physics. While in the past decades, a wide range of…Prasant Mallik, Arkaprava Sil, Sudipto Singha Roy·Aug 12, 2026SaveLearn
Coherent temporal filtering of multimode parametric down-conversion using a quantum pulse gateSpectrally pure and indistinguishable single photons are essential for quantum network platforms, where high-visibility interference underpins many quantum information protocols. However, most…Abhinandan Bhattacharjee, Patrick Folge, Laura Serino et al.·Aug 12, 2026SaveLearn
Flux control of measurement back-action and Leggett-Garg correlations in chiral quantum walksGauge-invariant fluxes control interference in chiral continuous-time quantum walks. We investigate how they affect sequential measurements at a single vertex, using a dichotomic observable that…Paolo Luppi·Aug 12, 2026SaveLearn
Quantum Tanner Codes at Moderate BlocklengthWe present explicit constructions of quantum Tanner (QT) codes with good rate and distance, obtained through two complementary approaches: the left-right Cayley complex (LRCC) description and the…Feroz Ahmed Mian, Vaishnavi L. Addala, Arman Meraj et al.·Aug 12, 2026SaveLearn
Spatially Dense, Continuous-Variable Quantum Computing with Solid State Spin NonlinearitiesNanomechanical structures have been investigated as a method of achieving long-lived quantum excitations at radio frequencies. Their high quality factors are especially intriguing as a medium for…Hamza Raniwala, Ethan G Arnault, Dirk R. Englund et al.·Aug 12, 2026SaveLearn
Embedding Stabilizer Codes and Leakage Correction in Multilevel Quantum SystemsLeakage beyond the computational subspace is a major source of error in multilevel quantum hardware. We show that any \( [[n,k,d]] \) stabilizer code can be embedded isometrically into a single…Ali Abu-Nada, Lian-Ao Wu·Aug 12, 2026SaveLearn
Quantum-limited imaging using diffractive optical neural networksWe cast general imaging as multiparameter quantum estimation of band-limited spatial-frequency amplitudes. For separable (single-copy) measurements, we compute precision limits using semidefinite…Aakash Warke, Aonan Zhang, A. I. Lvovsky·Aug 12, 2026SaveLearn
Eigenstate Preparation Through Near-Optimal Eigenprobability FilteringQuantum simulation is expected to be a main application of quantum computers with realistic utility in quantum chemistry, materials science and beyond. However, preparing excited or general…Po-Wei Huang, Bence Bakó, Bálint Koczor·Aug 12, 2026SaveLearn
A Unified Quantum Interferometric Framework for Interaction-Free Measurement and Delayed-Choice ExperimentsA theoretical unified interferometric framework is developed for interaction-free measurement (IFM) and delayed-choice (DC) experiments. The proposed model leads to a quantum circuit based…Hitesh Awasthi, Sandeep Mishra, Anirban Pathak·Aug 12, 2026SaveLearn
Conditional dependence and Scrooge ensembles in shallow random quantum circuitsThe output state of a 2D geometrically local shallow random quantum circuit does not have long range correlations due to its lightcone structure. But this changes if one measures a subset of the…Yinchen Liu, Max McGinley, Thomas Schuster et al.·Aug 12, 2026SaveLearn
Isospectral majorization and isoperimetric inequalities for coherent states on the Bloch sphereLet PN be the (N+1)-dimensional Hilbert space of analytic polynomials of degree at most N. This is the natural environment to define SU(2) (Bloch) coherent states. Let Qρ be…Luis Daniel Abreu·Aug 12, 2026SaveLearn