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Papers

Live trends in quantum computing research, updated daily from arXiv.

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2,426 papers found

Collective Dynamics in Circuit Quantum Acoustodynamics with a Macroscopic Resonator

Libo Zhang, Chilong Liu, Guixu Xie +9 more·Mar 21, 2026

Collective dynamics in engineered quantum systems offer a unique and versatile platform for exploring how many-body correlations bridge microscopic entanglement and macroscopic behavior. In this work, we report collective Dicke dynamics of acoustic m...

Quantum Physics

Antenna Array Beamforming Based on a Hybrid Quantum Optimization Framework

Shuai Zeng·Mar 20, 2026

This paper proposes a hybrid quantum optimization framework for large-scale antenna-array beamforming with jointly optimized discrete phases and continuous amplitudes. The method combines quantum-inspired search with classical gradient refinement to ...

Quantum Physicscs.LGeess.SP

Linear-optical generation of hybrid GKP entanglement from small-amplitude cat states

Shohei Kiryu, Yohji Chin, Masahiro Takeoka +1 more·Mar 20, 2026

Hybrid bosonic codes combining bosonic codes with photon states offer a promising pathway for fault-tolerant quantum computation. However, the efficient generation of such states in optical setups remains technically challenging due to the requiremen...

Quantum Physics

First principles characterization of spinterfaces between magnetic Cobaltocene molecule and 2D magnets (CrI$_3$, Fe$_3$GeTe$_2$)

Nikola Machacova, Biplab Sanyal·Mar 19, 2026

In this paper, we examine the properties of spin-polarized interfaces consisting of single-molecule magnet bis(cyclopentadienyl)cobalt(II) (cobaltocene) and two-dimensional magnetic materials, semiconducting CrI$_3$ and metallic Fe$_3$GeTe$_2$, using...

cond-mat.mtrl-sciMesoscale PhysicsQuantum Physics

Ultrastrong Coupling and Coherent Dynamics in a Gate-Tunable Transmon Qubit

I. Casal Iglesias, F. J. Matute-Cañadas, G. O. Steffensen +10 more·Mar 19, 2026

Ultrastrong light-matter coupling (USC) gives access to exotic quantum phenomena and promises faster quantum gates, yet coherent time-domain control in this regime remains largely unexplored. Here, we realize USC in a hybrid system consisting of an I...

Mesoscale Physicscond-mat.supr-conQuantum Physics

Quantum and classical approaches to the optimization of highway platooning: the two-vehicle matching problem

Chinonso Onah, Agneev Guin, Carsten Othmer +2 more·Mar 19, 2026

Aerodynamic drag reduction on highways through vehicle platooning is a well-known concept, but it has not yet seen systematic uptake, arguably because of significant technological and legislative obstacles. As a low-tech entry point to real multi-veh...

Quantum PhysicsEmerging Techphysics.app-ph

Simulating Supersymmetric Quantum Mechanics Using Variational Quantum Algorithms

John Kerfoot, David Schaich, Emanuele Mendicelli·Mar 19, 2026

The study of spontaneous supersymmetry breaking (SSB) on the lattice is obstructed by a severe sign problem. Quantum computing provides a promising alternative approach. In particular, properties of supersymmetry relate SSB to the ground-state energy...

Quantum Physicshep-lat

An HHL-Based Quantum-Classical Solver for the Incompressible Navier-Stokes Equations with Approximate QST

Moshe Inger, Steven Frankel·Mar 18, 2026

In computational fluid dynamics (CFD), the numerical integration of the Navier-Stokes equations is frequently constrained by the Poisson equation to determine the pressure. Discretization of this equation often results in the need to solve a system o...

Quantum Physicsphysics.comp-phphysics.flu-dyn

The Convergence Frontier: Integrating Machine Learning and High Performance Quantum Computing for Next-Generation Drug Discovery

Narjes Ansari, César Feniou, Nicolaï Gouraud +13 more·Mar 18, 2026

Integrating quantum mechanics into drug discovery marks a decisive shift from empirical trial-and-error toward quantitative precision. However, the prohibitive cost of ab initio molecular dynamics has historically forced a compromise between chemical...

Quantum Physicscs.LGphysics.chem-ph

Full-quantum variational dynamics simulation for time-dependent Hamiltonians with global spectral discretization

Minchen Qiao, Zi-Ming Li, Yu-xi Liu·Mar 17, 2026

The most widely used approach for simulating the dynamics of time-dependent Hamiltonians via quantum computation depends on the quantum-classical hybrid variational quantum time evolution algorithm, in which ordinary differential equations of the var...

Quantum PhysicsAtomic Physics

Hybrid Classical-Quantum Transfer Learning with Noisy Quantum Circuits

D. Martín-Pérez, F. Rodríguez-Díaz, D. Gutiérrez-Avilés +2 more·Mar 17, 2026

Quantum transfer learning combines pretrained classical deep learning models with quantum circuits to reuse expressive feature representations while limiting the number of trainable parameters. In this work, we introduce a family of compact quantum t...

Quantum Physicscs.LG

N-Cavity-Magnon Polariton Blockade via Kerr Nonlinearity

Zhe-Qi Yang, Xiao-Yu Bi, Zhi-Rong Zhong·Mar 17, 2026

We theoretically propose a scheme to realize a $n$-cavity-magnon polariton blockade in a cavity-magnon system by utilizing the Kerr nonlinearity. Cavity-magnon polaritons are hybrid quasiparticles formed by the strong coupling between cavity photons ...

Quantum Physics

A Perfectly Distributable Quantum-Classical Algorithm for Estimating Triangular Balance in a Signed Edge Stream

Steven Kordonowy, Bibhas Adhikari, Hannes Leipold·Mar 17, 2026

We develop a perfectly distributable quantum-classical streaming algorithm that processes signed edges to efficiently estimate the counts of triangles of diverse signed configurations in the single pass edge stream. Our approach introduces a quantum ...

Quantum PhysicsComplexity

QiboAgent: a practitioner's guideline to open source assistants for Quantum Computing code development

Lorenzo Esposito, Andrea Papaluca, Stefano Carrazza·Mar 16, 2026

We introduce QiboAgent, a reference implementation designed to serve as a practitioner's guideline for developing specialized coding assistants in Quantum Computing middleware. Addressing the limitations in scientific software development of general-...

Quantum Physics

End-to-end performance of quantum-accelerated large-scale linear algebra workflows

Daiwei Zhu, Miguel Angel Lopez-Ruiz, François-Henry Rouet +5 more·Mar 16, 2026

Solving large-scale sparse linear systems is a challenging computational task due to the introduction of non-zero elements, or "fill-in." The Graph Partitioning Problem (GPP) arises naturally when minimizing fill-in and accelerating solvers. In this ...

Quantum PhysicsEmerging Tech

Photonic Quantum-Enhanced Knowledge Distillation

Kuan-Cheng Chen, Shang Yu, Chen-Yu Liu +10 more·Mar 16, 2026

Photonic quantum processors naturally produce intrinsically stochastic measurement outcomes, offering a hardware-native source of structured randomness that can be exploited during machine-learning training. Here we introduce Photonic Quantum-Enhance...

Quantum PhysicsEmerging Techcs.LG

Towards Exponential Quantum Improvements in Solving Cardinality-Constrained Binary Optimization

Haomu Yuan, Hanqing Wu, Kuan-Cheng Chen +2 more·Mar 16, 2026

Cardinality-constrained binary optimization is a fundamental computational primitive with broad applications in machine learning, finance, and scientific computing. In this work, we introduce a Grover-based quantum algorithm that exploits the structu...

Quantum PhysicsComplexitymath.OCmath.ST

Quantum Enhanced Pauli Propagation

S. Majumder, J. R. Garrison, L. Luo +8 more·Mar 15, 2026

Accurately estimating observables on noisy quantum devices remains a central challenge for near-term quantum algorithms. While quantum error mitigation techniques can reduce noise-induced bias, they often rely on unverifiable assumptions about the ci...

Quantum Physics

Quantum-limited traveling-wave parametric amplifier based on DUV lithography-defined planar structures

Hao Li, Marco Scigliuzzo, Evgenii Guzovskii +3 more·Mar 15, 2026

The relentless scaling of classical microelectronics has been enabled by the precision and reproducibility of deep-ultraviolet (DUV) optical lithography. Implementing large-scale superconducting quantum processors will require cryogenic microwave com...

Quantum Physics

Collective Nuclear Polaritons with Coherent and Tunable Excitation Dynamics

Liufeng Yang, Jinling Wang, Huijun Li +3 more·Mar 14, 2026

We propose collective nuclear polaritons formed by hybridizing a 229Th nuclear ensemble with a vacuum-ultraviolet cavity mode generated via four-wave mixing, achieving a collective light-matter coupling that scales as $\sqrt{N}$. In the strong-coupli...

Quantum Physics
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