Papers
Fictitious Copy Quantum Error Mitigation
Akib Karim, Harish J. Vallury, Muhammad Usman·Mar 10, 2026
Errors are arguably the most pressing challenge impeding practical applications of quantum computers, which has instigated vigorous research on the development of quantum error mitigation (QEM) techniques. Existing QEM methods suppress errors with a ...
The Dirac sea of phase: Unifying phase paradoxes and Talbot revivals in multimode waveguides
N. Korneev, I. Ramos-Prieto, H. M. Moya-Cessa·Mar 9, 2026
The quantum mechanical description of phase remains a fundamental challenge, with theoretical efforts tracing from the early works of London and Dirac to discrete formalisms. In this work, we extend the action-angle formalism to the Helmholtz-Schrödi...
Geometry-Controlled Excitonic Emission Engineering in Monolayer MoS2 Using Plasmonic Hollow Nanocavities
Abdullah Efe Yildiz, Emre Ozan Polat·Mar 8, 2026
Spectral control of closely spaced excitonic transitions is essential for valleytronic photonics, nanoscale light sources, and wavelength-encoded sensing. In monolayer molybdenum disulfide (MoS2), the A and B excitons are separated by only tens of me...
Entangling ions with engineered light gradients
Tommaso Faorlin, Lorenz Panzl, Phoebe Grosser +12 more·Mar 8, 2026
Spectral crowding of collective motional modes limits the fidelity of entangling interactions in trapped-ion quantum processors by inducing off-resonant coupling to spectator modes. We introduce a geometric-phase entangling interaction driven by a tr...
Machine Learning Techniques for Enhancing Quantum Key Distribution
Ali Al-Kuwari, Safaa Alqrinawi, Lujayn Al-Amir +2 more·Mar 7, 2026
Quantum Key Distribution (QKD) offers theoretically unbreakable security by leveraging quantum mechanics. However, practical implementation is challenged by environmental vulnerabilities, noise, and hardware imperfections. Recently, Machine Learning ...
Remote Entanglement in Lattice Surgery: To Distill, or Not to Distill
Sitong Liu, John Stack, Ke Sun +5 more·Mar 6, 2026
Distributed quantum computing can potentially address the scalability challenge by networking processors through photon-mediated remote entanglement. Prior approaches assumed that remote Bell pairs require distillation, resulting in substantial overh...
Quantum Hamlets: Distributed Compilation of Large Algorithmic Graph States
Anthony Micciche, Naphan Benchasattabuse, Andrew McGregor +3 more·Mar 6, 2026
We investigate the problem of compiling the generation of graph states to arbitrarily many distributed homogeneous quantum processing units (QPUs), providing a scalable partitioning algorithm and graph state generation protocol to minimize the number...
Implementation of Quantum Implicit Neural Representation in Deterministic and Probabilistic Autoencoders for Image Reconstruction/Generation Tasks
Saadet Müzehher Eren·Mar 6, 2026
We propose a quantum implicit neural representation (QINR)-based autoencoder (AE) and variational autoencoder (VAE) for image reconstruction and generation tasks. Our purpose is to demonstrate that the QINR in VAEs and AEs can transform information f...
Steady-State Multiparticle Entanglement via Dissipative Engineering in Waveguide QED
Joan Alba, Jacob Thornfeldt Hansen, Jean-Baptiste S. Béguin +1 more·Mar 5, 2026
We propose a simple scheme for the dissipative generation of entangled states of multiple emitters coupled to a waveguide. Our approach exploits collective interactions arising from the formation of subradiant and superradiant excited states, combine...
Ultra-slow orbital and spin dynamics in an electrically tunable quantum dot molecule
Christopher Thalacker, Michelle Lienhart, Markus Stöcker +13 more·Mar 5, 2026
Tunnel-coupled optically active quantum dot molecules (QDMs), have the potential to operate as spin-photon-interfaces with coupled spins that interact with two different photon frequencies at the same time. A prerequisite is to deterministically prep...
Heuristics for Shuttling Sequence Optimization for a Linear Segmented Trapped-Ion Quantum Computer
J. Durandau, C. A. Brunet, F. Schmidt-Kaler +3 more·Mar 5, 2026
An algorithm for the generation of shuttling sequences is necessary for the operation of a linear segmented ion-trap quantum computer. The present work provides an implementation of an algorithm that produces sequences proved to be optimal for circui...
Nonreciprocal transparency windows, Fano resonance, and slow/fast light in a membrane-in-the-middle magnomechanical system induced by the Barnett effect
M. Amghar, M. Amazioug·Mar 5, 2026
Nonreciprocal phenomena are currently a major focus of research within the fields of classical and quantum technology. In this work, we theoretically investigate the interplay among multiple magnomechanically induced transparency (MMIT) windows, Fano...
Pulse-duration-sensitive high harmonics and attosecond locally-chiral light from a chiral topological Weyl semimetal
Alba de las Heras, Ofer Neufeld, Angel Rubio·Mar 5, 2026
High harmonic generation (HHG) in solids results from an interplay between intraband acceleration and electron-hole recombination driven by a high-intensity laser pulse. Here, we theoretically reveal that the driving pulse duration can play a major r...
Constant-Depth Quantum Imaginary Time Evolution Using Dynamic Fan-out Circuits
Albert Lund, Erika Magnusson, Werner Dobrautz +1 more·Mar 5, 2026
Dynamic quantum circuits combine mid-circuit measurement with classical feed-forward, enabling circuit constructions with reduced entangling-gate depth. Here, we investigate their use in Quantum Imaginary Time Evolution (QITE), where circuit depth an...
Programmable superconducting neuron with intrinsic in-memory computation and dual-timescale plasticity for ultra-efficient neuromorphic computing
Muen Wang, Shucheng Yang, Yuxiang Lin +8 more·Mar 5, 2026
The escalating energy demands of artificial intelligence pose a critical challenge to conventional computing. Leveraging the efficiency of event-driven, in-memory neuromorphic architectures into the superconducting circuits with ultra-high speed and ...
Demonstrating Noise-adapted Quantum Error Correction With Break-Even Performance
Vismay Joshi, Anubhab Rudra, Sourav Dutta +2 more·Mar 4, 2026
The promise of quantum computing is closer to reality today than ever before, thanks to rapid progress in the development of quantum hardware. Even as qubit lifetimes and gate fidelities continue to improve, realizing robust, fault-tolerant quantum c...
HyQBench: A Benchmark Suite for Hybrid CV-DV Quantum Computing
Shubdeep Mohapatra, Yuan Liu, Eddy Z. Zhang +1 more·Mar 4, 2026
Hybrid continuous-variable (CV)-discrete-variable (DV) quantum systems present a promising direction for quantum computing by combining the high dimensional encoding capabilities of qumodes with the control offered by DV qubits on the coupled qumodes...
Benchmarking Quantum Computers via Protocols, Comparing IBM's Heron vs IBM's Eagle
Nitay Mayo, Tal Mor, Yossi Weinstein·Mar 4, 2026
As quantum computing hardware rapidly advances, objectively evaluating the capabilities and error rates of new processors remains a critical challenge for the field. A clear and realistic understanding of current quantum performance is essential to g...
Spectral Bath Engineering for Quantum-Enhanced Agrivoltaics: Advancing Efficiency and Environmental Sustainability via Non-Markovian Dynamics
Steve Cabrel Teguia Kouam, Theodore Goumai Vedekoi, Jean-Pierre Tchapet Njafa +2 more·Mar 4, 2026
As global demand for food and clean energy intensifies, agrivoltaic systems have emerged as a vital solution for land-use optimization. However, current designs overwhelmingly treat incident light as a classical photon flux, overlooking the quantum m...
Air-stable bright entangled photon-pair source from graphene-encapsulated van der Waals ferroelectric NbOI2
Mayank Joshi, Mengting Jiang, Yu Xing +6 more·Mar 4, 2026
Van der Waals (vdW) ferroelectrics are emerging nonlinear photonic materials that combine large second-order susceptibility \c{hi}(2) with heterostructure compatibility, offering an attractive route toward miniaturized spontaneous parametric down-con...