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Papers

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

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13,046 papers in 12 months (-2% vs prior quarter)

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6,154 papers found

Quantum machine learning for efficient reduced order modelling of turbulent flows

Han Li, Yutong Lou, Dunhui Xiao·Nov 23, 2025

Accurately predicting turbulent flows remains a central challenge in fluid dynamics due to their high dimensionality and intrinsic nonlinearity. Recent developments in quantum algorithms and machine learning offer new opportunities for overcoming the...

physics.flu-dynQuantum Physics

Universal learning of nonlocal entropy via local correlations in non-equilibrium quantum states

Hao Liao, Xuanqin Huang, Ping Wang·Nov 23, 2025

Characterizing the nonlocal nature of quantum states is a central challenge in the practical application of large-scale quantum computation and simulation. Quantum mutual information (QMI), a fundamental nonlocal measure, plays a key role in quantify...

Quantum Physics

Doublon bound states in the continuum through giant atoms

Walter Rieck, Anton Frisk Kockum, Guangze Chen·Nov 22, 2025

Bound states in the continuum (BICs) are spatially localized modes embedded in the spectrum of extended states, typically stabilized by symmetry or interference. While extensively studied in single-particle and linear systems, the many-body regime of...

Quantum Physicscond-mat.str-el

Space-Optimized and Experimental Implementations of Regev's Quantum Factoring Algorithm

Wentao Yang, Bao Yan, Muxi Zheng +3 more·Nov 22, 2025

The integer factorization problem (IFP) underpins the security of RSA, yet becomes efficiently solvable on a quantum computer through Shor's algorithm. Regev's recent high-dimensional variant reduces the circuit size through lattice-based post-proces...

Quantum Physics

Fewest switches surface hopping with decoherence in the Marcus inverted regime: correct rates but wrong thermal populations

Manas Nagda, Priyam Kumar De, Amber Jain·Nov 22, 2025

Fewest switches surface hopping (FSSH) is a well benchmarked dynamical method for simulating nonadiabatic systems. In particular, the literature shows that for the spin-Boson model Hamiltonian, FSSH with appropriate corrections usually captures the d...

Quantum Physicsphysics.chem-ph

Kicked-Ising Quantum Battery

Sebastián V. Romero, Xi Chen, Yue Ban·Nov 21, 2025

Quantum batteries (QBs) have emerged as promising candidates capable of outperforming classical counterparts by utilizing entangled operators. Spin chains, in particular, exhibit unique {charging} properties across diverse settings. Here, we introduc...

Quantum Physicscond-mat.stat-mechnlin.CD

Tensor network simulations of quasi-GPDs in the massive Schwinger model

Sebastian Grieninger, Jake Montgomery, Felix Ringer +1 more·Nov 21, 2025

Generalized Parton Distribution functions (GPDs) are off-diagonal light-cone matrix elements that encode the internal structure of hadrons in terms of quark and gluon degrees of freedom. In this work, we present the first nonperturbative study of qua...

hep-lathep-phnucl-thQuantum Physics

Fractional Chern insulator edges: crystalline effects and optical measurements

Yan-Qi Wang, Johannes Motruk, Andrey Grankin +1 more·Nov 21, 2025

Edge states of chiral topologically ordered phases are commonly described by chiral Luttinger liquids, effective theories that are exact only in the hydrodynamic limit. Motivated by recent bulk observations of fractional Chern insulators (FCIs) in tw...

cond-mat.str-elMesoscale Physicscond-mat.mtrl-scicond-mat.quant-gas

Primitive Quantum Gates for an $SU(3)$ Discrete Subgroup: $Σ(72\times3)$

Sebastian Osorio Perez, Edison M. Murairi, Erik J. Gustafson +1 more·Nov 21, 2025

We construct a primitive gate set for the digital quantum simulation of a discrete subgroup of $SU(3)$: the 216-element $Σ(72\times3)$. The necessary primitives are the inversion gate, the group multiplication gate, the trace gate, and the group Four...

hep-latQuantum Physics

Measuring Anyonic Exchange Phases Using Two-Dimensional Coherent Spectroscopy

Nico Kirchner, Wonjune Choi, Frank Pollmann·Nov 21, 2025

Identifying experimental signatures of anyons, which exhibit fractional exchange statistics, remains a central challenge in the study of two-dimensional topologically ordered systems. Previous theoretical work has shown that the threshold behavior in...

cond-mat.str-elQuantum Physics

QDNA-ID Quantum Device Native Authentication

Osamah N. Neamah·Nov 21, 2025

QDNA-ID is a trust-chain framework that links physical quantum behavior to digitally verified records. The system first executes standard quantum circuits with random shot patterns across different devices to generate entropy profiles and measurement...

CryptographyQuantum Physics

Teaching quantum computing to computer science students: Review of a hands-on quantum circuit simulation practical

Florian Krötz, Xiao-Ting Michelle To, Korbinian Staudacher +1 more·Nov 21, 2025

We present a practical course targeting graduate students with prior knowledge of the basics of quantum computing. The practical aims to deepen students' understanding of fundamental concepts in quantum computing by implementing quantum circuit simul...

physics.ed-phEmerging Techmath.QAQuantum Physics

Theoretical Analysis of Photonic Resonances in Spectroscopic Measurements of a Kerr Nonlinear Resonator

Yuki Tanaka, Aiko Yamaguchi, Tomohiro Yamaji +4 more·Nov 21, 2025

The Kerr parametric oscillator (KPO) has recently attracted considerable attention from the perspective of its applications to quantum information processing, and understanding its properties is an important challenge. Spectroscopic measurements serv...

Quantum Physics

Quantum Jump Approach for Photosynthetic Energy Transfer with Chemical Reaction and Fluorescence Loss

Rui Li, Yi Li, Kai-Ya Zhang +1 more·Nov 21, 2025

Recently, the coherent modified Redfield theory (CMRT) has been widely used to simulate the excitation-energy-transfer (EET) processes in photosynthetic systems. However, the numerical simulation of the CMRT is computationally expensive when dealing ...

physics.chem-phcond-mat.softphysics.bio-phQuantum Physics

Quantum Optical Simulator for Unruh-DeWitt Detector Dynamics

Tai Hyun Yoon·Nov 21, 2025

We present a quantum-optical platform for simulating relativistic detector-field interactions using entangled nonlinear biphoton sources (ENBSs), realized through phase-controlled single-photon frequency-comb (SPFC) sources. By mapping the dynamical ...

Quantum Physicsgr-qc

Numerical tiling-based simulations of decoherence in multifield models of inflation

Johor D. Peñalba Quispitupa, Guillermo F. Quispe Peña, Jose T. Galvez Ghersi·Nov 20, 2025

In previous work, we developed a method for computing two-point correlators by decomposing the mode degrees of freedom into fast and slow components. Building on this framework, we present a numerical implementation to study the evolution of primordi...

gr-qcastro-ph.COhep-thQuantum Physics

Scalable Quantum Computational Science: A Perspective from Block-Encodings and Polynomial Transformations

Kevin J. Joven, Elin Ranjan Das, Joel Bierman +3 more·Nov 20, 2025

Significant developments made in quantum hardware and error correction recently have been driving quantum computing towards practical utility. However, gaps remain between abstract quantum algorithmic development and practical applications in computa...

Quantum Physicscond-mat.str-elphysics.chem-phphysics.comp-ph

Adiabatic reverse annealing is robust to low-temperature decoherence

An Le, Christopher L. Baldwin·Nov 20, 2025

Adiabatic reverse annealing (ARA) is an improvement to conventional quantum annealing (QA) that uses an initial guess at the desired ground state to circumvent problematic phase transitions. Despite encouraging results in the closed-system setting, R...

Quantum Physicscond-mat.stat-mech

Quasiparticle Variational Quantum Eigensolver

Saavanth Velury, Yuxuan Wang·Nov 20, 2025

We propose a momentum-space based variational quantum eigensolver (VQE) framework for simulating quasiparticle excitations in interacting quantum many-body systems on near-term quantum devices. Leveraging translational invariance and other symmetries...

cond-mat.str-elQuantum Physics

Correction of chain losses in trapped ion quantum computers

Nolan J. Coble, Min Ye, Nicolas Delfosse·Nov 20, 2025

Neutral atom quantum computers and to a lesser extent trapped ions may suffer from atom loss. In this work, we investigate the impact of atom loss in long chains of trapped ions. Even though this is a relatively rare event, ion loss in long chains mu...

Quantum Physics
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