Papers
Live trends in quantum computing research, updated daily from arXiv.
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Qubit Platforms
Hardware platform mentions in abstracts — Photonic leads
Using quantum annealing to generate test cases for cyber-physical systems
Hugo L. S. Araujo, Xinyi Wang, M. Mousavi +1 more·Apr 30, 2025
Quantum computing has emerged as a powerful tool to efficiently solve computational challenges, particularly in simulation and optimisation. However, hardware limitations prevent quantum computers from achieving the full theoretical potential. Among ...
Initialization of Neutral and Charged Exciton Spin States in a Telecom-Emitting Quantum Dot
Giora Peniakov, J. Michl, Mohamed Helal +6 more·Apr 29, 2025
Photonic cluster states are highly entangled states that allow for photonic quantum computing and memory-less quantum repeaters. Their generation has been recently demonstrated using semiconductor quantum dots emitting at the 900 nm wavelength range....
Multimode Entangled Squeezed Light Generation and Propagation in a Coupled-Cavity Photonic Crystal
Dylan van Eeden, Marc M. Dignam·Apr 28, 2025
Entangled multi-mode squeezed states of light have a wide variety of applications in quantum information systems, particularly in the generation of non-Gaussian states of light, which are central to continuous-variable quantum computing. Although the...
Nonstabilizerness generation in a multiparticle quantum walk
Cătălin Paşcu Moca, Doru Sticlet, Balázs Dóra +3 more·Apr 28, 2025
We investigate the generation of non-stabilizerness, or magic, in a multi-particle quantum walk by analyzing the time evolution of the stabilizer Rényi entropy $M_2$. Our study considers both single- and two-particle quantum walks in the framework of...
Network-Aware Scheduling for Remote Gate Execution in Quantum Data Centers
Shahrooz Pouryousef, Reza Nejabati, Don Towsley +2 more·Apr 28, 2025
Modular quantum computing provides a scalable approach to overcome the limitations of monolithic quantum architectures by interconnecting multiple Quantum Processing Units (QPUs) through a quantum network. In this work, we explore and evaluate two en...
On-chip calibrated radio-frequency measurement at cryogenic temperatures for determination of SrTiO3-based capacitor properties
Akitomi Shirachi, M. Shinozaki, Yasuhide Tomioka +7 more·Apr 28, 2025
Quantum computing has emerged as a promising technology for next-generation information processing, utilizing semiconductor quantum dots as one of the candidates for quantum bits. Radio-frequency (rf) reflectometry plays an important role in the read...
Rapid and efficient wavefront correction for spatially entangled photons using symmetrized optimization
Kiran Bajar, Ronen Shekel, Vikas S. Bhat +3 more·Apr 28, 2025
Spatial entanglement is a key resource in quantum technologies, enabling applications in quantum communication, imaging, and computation. However, propagation through complex media distorts spatial correlation, posing a challenge for practical implem...
Optical Schr\"odinger cat states generation using cubic phase resource state and beamsplitter
A. V. Baeva, A. S. Losev, I. Sokolov·Apr 25, 2025
Squeezed Schr\"odinger cat states are a valuable resource for quantum error correction and quantum computing. In this paper, we investigate the gate for generating such states in the optical regime. Our scheme is based on the entanglement between an ...
Classical interfaces for controlling cryogenic quantum computing technologies
Jack C. Brennan, João Barbosa, Chong Li +8 more·Apr 25, 2025
Quantum processors have the potential to revolutionize computing on a scale unseen since the development of semiconductor technology in the middle of the twentieth century. However, while there is now huge activity and investment in the field, there ...
EAQGA: A Quantum-Enhanced Genetic Algorithm with Novel Entanglement-Aware Crossovers
Mohammad Kashfi Haghighi, Matthieu Fortin-Deschênes, Christophe Pere +1 more·Apr 24, 2025
Genetic algorithms are highly effective optimization techniques for many computationally challenging problems, including combinatorial optimization tasks like portfolio optimization. Quantum computing has also shown potential in addressing these comp...
Quantum State Design and Emergent Confinement Mechanism in Measured Tensor Network States
Guglielmo Lami, Andrea De Luca, X. Turkeshi +1 more·Apr 23, 2025
Randomness is a fundamental aspect of quantum mechanics, arising from the measurement process that collapses superpositions into definite outcomes according to Born's rule. Generating large-scale random quantum states is crucial for quantum computing...
Quantum machine learning advantages beyond hardness of evaluation
Riccardo Molteni, Simon C. Marshall, Vedran Dunjko·Apr 22, 2025
The most general examples of quantum learning advantages involve data labeled by cryptographic or intrinsically quantum functions, where classical learners are limited by the infeasibility of evaluating the labeling functions using polynomial-sized c...
Universality of entanglement in gluon dynamics
Claudia Núñez, Alba Cervera-Lierta, José Ignacio Latorre·Apr 21, 2025
Entanglement of fundamental degrees of freedom in particle physics is generated ab initio in scattering processes. In the case of a pure $SU(N)$ gauge theory, two gluons in a product state can be entangled in their polarizations as the result of thre...
Enhancing LLM-based Quantum Code Generation with Multi-Agent Optimization and Quantum Error Correction
Charlie Campbell, H. Chen, Wayne Luk +1 more·Apr 20, 2025
Multi-agent frameworks with Large Language Models (LLMs) have become promising tools for generating generalpurpose programming languages using test-driven development, allowing developers to create more accurate and robust code. However, their potent...
Quantum Walks-Based Adaptive Distribution Generation with Efficient CUDA-Q Acceleration
Yen-Jui Chang, Wei-Ting Wang, Chen-Yu Liu +2 more·Apr 18, 2025
We present a novel Adaptive Distribution Generator that leverages a quantum walks-based approach to generate high precision and efficiency of target probability distributions. Our method integrates variational quantum circuits with discrete-time quan...
Quantum Repeaters Enhanced by Vacuum Beam Guides
Yuhang Gan, Mohadeseh Azari, N. K. Chandra +4 more·Apr 18, 2025
The development of large-scale quantum communication networks faces critical challenges due to photon loss and decoherence in optical fiber channels. These fundamentally limit transmission distances and demand dense networks of repeater stations. Thi...
Dressed Interference in Giant Superatoms: Entanglement Generation and Transfer
Lei Du, Xin Wang, Anton Frisk Kockum +1 more·Apr 17, 2025
We introduce the concept of giant superatoms (GSAs), where two or more interacting atoms are nonlocally coupled to a waveguide through one of them, and explore their unconventional quantum dynamics. For braided GSAs, this setup enables decoherence-fr...
Logical multi-qubit entanglement with dual-rail superconducting qubits
Wenhui Huang, Xuandong Sun, Jiawei Zhang +21 more·Apr 16, 2025
Recent advances in quantum error correction (QEC) across hardware platforms have demonstrated operation near and beyond the fault-tolerance threshold, yet achieving exponential suppression of logical errors through code scaling remains a critical cha...
Constant-time hybrid compilation of Shor's algorithm with quantum just-in-time compilation
David Ittah, J. Fraser, Josh Izaac +1 more·Apr 16, 2025
Continuous improvements in quantum computing hardware are exposing the need for simultaneous advances in software. Large-scale implementation of quantum algorithms requires rapid and automated compilation routines such as circuit synthesis and optimi...
Adaptive Entanglement Distillation
Sijie Cheng, Narayanan Rengaswamy·Apr 15, 2025
Quantum network applications impose a variety of requirements on entanglement resources in terms of rate, fidelity, latency, and more. The repeaters in the quantum network must combine good methods for entanglement generation, effective entanglement ...