Papers
Live trends in quantum computing research, updated daily from arXiv.
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Qubit Platforms
Hardware platform mentions in abstracts — Photonic leads
Dynamical cluster-based strategy for improving tensor network algorithms in quantum circuit simulations
Andrea De Girolamo, P. Facchi, P. Rabl +3 more·Feb 26, 2025
We optimize matrix-product state-based algorithms for simulating quantum circuits with finite fidelity, specifically the time-evolving block decimation (TEBD) and the density-matrix renormalization group (DMRG) algorithms, by exploiting the irregular...
Non-paraxial effects on laser-qubit operations
L. Gallagher, M. Mazzanti, Z. Ackerman +3 more·Feb 26, 2025
Tightly-focused laser beams, or optical tweezers, are essential for analogue and digital quantum simulation with neutral atoms and trapped ions. Despite this, most of the current intuition and theoretical treatment utilizes the paraxial approximation...
Trotter error and gate complexity of the SYK and sparse SYK models
Yiyuan Chen, Jonas Helsen, Maris Ozols·Feb 25, 2025
The Sachdev--Ye--Kitaev (SYK) model is a prominent model of strongly interacting fermions that serves as a toy model of quantum gravity and black hole physics. In this work, we study the Trotter error and gate complexity of the quantum simulation of ...
Quantum Eigensolver for Non-Normal Matrices via Ground State Energy Estimation
Honghong Lin, Yun Shang·Feb 25, 2025
Large-scale eigenvalue problems pose a significant challenge to classical computers. While there are efficient quantum algorithms for unitary or Hermitian matrices, eigenvalue problems for non-normal matrices remain open in quantum computing. In this...
STQS: A Unified System Architecture for Spatial Temporal Quantum Sensing
Anastashia Jebraeilli, Chenxu Liu, Keyi Yin +4 more·Feb 25, 2025
We present STQS, a unified system architecture for spatiotemporal quantum sensing that interlaces four key quantum components: sensing, memory, communication, and computation. By employing a comprehensive gate-based framework, we systemically explore...
Programmable interferometer: An application in quantum channels
J. S. Araújo, K. Khan, A. S. Coelho·Feb 25, 2025
Quantum optics plays a crucial role in developing quantum computers on different platforms. In photonics, precise control over light's degrees of freedom, including discrete variables (polarization, photon number, orbital angular momentum) and contin...
Adaptive Quantum Scaling Model for Histogram Distribution-based Quantum Watermarking
Zheng Xing, C. Lam, Xiaochen Yuan +2 more·Feb 25, 2025
The development of quantum image representation and quantum measurement techniques has made quantum image processing research a hot topic. In this paper, a novel Adaptive Quantum Scaling Model (AQSM) is first proposed for scrambling watermark images....
Repeated interaction scheme for the quantum simulation of non-Markovian electron transfer dynamics.
Lea K. Northcote, Matthew S. Teynor, Gemma C Solomon·Feb 25, 2025
Quantum algorithms have the potential to revolutionize our understanding of open quantum systems in chemistry. In this work, we demonstrate that a repeated interaction model, which could serve as the foundation for a digital quantum algorithm, can ef...
Quantum-Annealing-Based Sum Rate Maximization for Multi-UAV-Aided Wireless Networks
Seon-Geun Jeong, Pham Dang Anh Duc, Q. Do +7 more·Feb 25, 2025
In wireless communication networks, it is difficult to solve many NP-hard problems owing to computational complexity and high cost. Recently, quantum annealing (QA) based on quantum physics was introduced as a key enabler for solving optimization pro...
A Computational Framework for Simulations of Dissipative Nonadiabatic Dynamics on Hybrid Oscillator-Qubit Quantum Devices.
Nam P Vu, Daniel Dong, Xiaohan Dan +3 more·Feb 25, 2025
We introduce a computational framework for simulating nonadiabatic vibronic dynamics on circuit quantum electrodynamics (cQED) platforms. Our approach leverages hybrid oscillator-qubit quantum hardware with midcircuit measurements and resets, enablin...
Optimal symbolic construction of matrix product operators and tree tensor network operators
Hazar cCakir, Richard M. Milbradt, C. Mendl·Feb 25, 2025
This research introduces an improved framework for constructing matrix product operators (MPOs) and tree tensor network operators (TTNOs), crucial tools in quantum simulations. A given (Hamiltonian) operator typically has a known symbolic"sum of oper...
Holonomic quantum computation: a scalable adiabatic architecture
Clara Wassner, Tommaso Guaita, Jens Eisert +1 more·Feb 24, 2025
Holonomic quantum computation exploits the geometric evolution of eigenspaces of a degenerate Hamiltonian to implement unitary evolution of computational states. In this work we introduce a framework for performing scalable quantum computation in ato...
Solving the Traveling Salesman Problem via Different Quantum Computing Architectures
Venkat Padmasola, Zhaotong Li, Rupak Chatterjee +1 more·Feb 24, 2025
We study the application of emerging photonic and quantum computing architectures to solving the Traveling Salesman Problem (TSP), a well-known NP-hard optimization problem. We investigate several approaches: Simulated Annealing (SA), Quadratic Uncon...
Qoala: an Application Execution Environment for Quantum Internet Nodes
B. V. D. Vecht, Atak Talay Yücel, Hana Jirovsk'a +1 more·Feb 24, 2025
Recently, a first-of-its-kind operating system for programmable quantum network nodes was developed, called QNodeOS. Here, we present an extension of QNodeOS called Qoala, which introduces (1) a unified program format for hybrid interactive classical...
Emergent hydrodynamic mode on SU(2) plaquette chains and quantum simulation
Francesco Turro, Xiaojun Yao·Feb 24, 2025
We search for emergent hydrodynamic modes in real-time Hamiltonian dynamics of 2+1-dimensional SU(2) lattice gauge theory on a quasi-one-dimensional plaquette chain, by numerically computing symmetric correlation functions of energy densities on latt...
Quantum lattice Boltzmann method for simulating nonlinear fluid dynamics
Boyuan Wang, Zhaoyuan Meng, Yaomin Zhao +1 more·Feb 23, 2025
Quantum computing holds transformative potential for simulating nonlinear physical systems, such as fluid turbulence. However, mapping nonlinear dynamics to the linear operations required by quantum hardware remains a fundamental challenge. Here, we ...
Qubit-Efficient Quantum Annealing for Stochastic Unit Commitment
Wei Hong, Wangkun Xu, Fei Teng·Feb 21, 2025
Stochastic Unit Commitment (SUC) has been proposed to manage the uncertainties driven by renewable integration, but it leads to significant computational complexity. When accelerated by Benders Decomposition (BD), the master problem becomes binary in...
Quantum autoencoders for image classification
Hinako Asaoka, Kazue Kudo·Feb 21, 2025
Classical machine learning often struggles with complex, high-dimensional data. Quantum machine learning offers a potential solution, promising more efficient processing. The quantum convolutional neural network (QCNN), a hybrid algorithm, fits curre...
Digitized counterdiabatic quantum critical dynamics
Anne-Maria Visuri, Alejandro Gomez Cadavid, Balaganchi A. Bhargava +6 more·Feb 20, 2025
We experimentally demonstrate that a digitized counterdiabatic quantum protocol reduces the number of topological defects created during a fast quench across a quantum phase transition. To show this, we perform quantum simulations of one- and two-dim...
Packaged Quantum States for Quantum Simulation of Lattice Gauge Theories
Rongchao Ma·Feb 20, 2025
We develop a mathematical framework for the quantum simulation of lattice gauge theories using gauge-invariant packaged quantum states \cite{Ma2017,Ma2025}. In this formalism, every single excitation transforms as a complete \textbf{irreducible repre...