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Papers

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

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27,749

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1,196

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Research Volume

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

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Papers by research theme (12 months). Hover for details.

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6,154 papers found

Shallow instantaneous quantum polynomial-time circuits for generative modeling on noisy intermediate-scale quantum hardware

Oriol Balló-Gimbernat, Marcos Arroyo-Sánchez, Paula García-Molina +2 more·Nov 7, 2025

Generative modeling is one of the most promising applications of quantum machine learning, yet training and deploying Quantum Generative Models (QGMs) on near-term hardware remains effectively intractable due to prohibitive gradient estimation and im...

Quantum Physics

Adaptive Entanglement-Aware Routing for Satellite Quantum Networks under Orbital and Atmospheric Variability

Dhrumil Bhatt, Vidushi Kumar·Nov 7, 2025

The expansion of satellite-based quantum networks requires adaptive routing mechanisms that can sustain entanglement under dynamic orbital and atmospheric conditions. Conventional schemes, often tailored to static or idealised topologies, fail to cap...

Quantum Physicseess.SP

CUNQA: a Distributed Quantum Computing emulator for HPC

Jorge Vázquez-Pérez, Daniel Expósito-Patiño, Marta Losada +3 more·Nov 7, 2025

The challenge of scaling quantum computers to gain computational power is expected to lead to architectures with multiple connected quantum processing units (QPUs), commonly referred to as Distributed Quantum Computing (DQC). In parallel, there is a ...

Quantum Physicscs.DC

Coherent control of quantum states by quadratically chirped short laser pulses

G. P. Djotyan, A. A. Avetisyan, A. P. Djotyan·Nov 7, 2025

We present a novel scheme for coherent manipulation of populations and robust creation of arbitrary coherent superposition of metastable states of a quantum system with lambda configuration of operating energy levels using laser pulses with a quadrat...

Quantum Physicsphysics.optics

Compact localized fermions and Ising anyons in a chiral spin liquid

Tim Bauer, Johannes Reuther·Nov 7, 2025

Quasiparticle hybridization remains a major challenge to realizing and controlling exotic states of matter in existing quantum simulation platforms. We report the absence of hybridization for compact localized states (CLS) emerging in the chiral spin...

cond-mat.str-elQuantum Physics

Analysis of Frequency Collisions in Parametrically Modulated Superconducting Circuits

Zhuang Ma, Peng Zhao, Xinsheng Tan +1 more·Nov 7, 2025

Superconducting circuits are a leading platform for scalable quantum computing, where parametric modulation is a widely used technique for implementing high-fidelity multi-qubit operations. A critical challenge, however, is that this modulation can i...

Quantum Physics

Continuous-variable Measurement Device Independent MIMO Quantum Key Distribution for THz Communications

Leixin Wu, Congtian Deng, Jiayu Pan +6 more·Nov 7, 2025

Although multiple-input multiple-output (MIMO) terahertz (THz) continuous-variable quantum key distribution (CVQKD) is theoretically secure, practical vulnerabilities may arise due to detector imperfections. This paper explores a CV measurement-devic...

Quantum Physics

Distributed quantum approximate counting algorithm

Huaijing Huang, Daowen Qiu·Nov 7, 2025

In this article, we propose a distributed quantum algorithm for solving counting problem using Grover operator and a classical post-processing procedure. We apply the proposed algorithm to estimate inner products and Hamming distances. Simulations ar...

Quantum Physics

Quantum Algorithm for Local-Volatility Option Pricing via the Kolmogorov Equation

Nikita Guseynov, Mikel Sanz, Ángel Rodríguez-Rozas +2 more·Nov 7, 2025

The solution of option-pricing problems may turn out to be computationally demanding due to non-linear and path-dependent payoffs, the high dimensionality arising from multiple underlying assets, and sophisticated models of price dynamics. In this co...

Quantum Physics

Programmable Adiabatic Rapid Passage laser pulses for Ultra-fast Gates on trapped ions

En-Teng An, Hao-Qing Zhang, Yun-Feng Huang +2 more·Nov 7, 2025

Scaling of quantum gates remains a central challenge in quantum information science. Ultrafast gates based on spin-dependent kicks provide a promising approach for trapped-ion systems. However, these gates require laser pulses with both high temporal...

Quantum Physics

Superfluid Fraction of a 2D Bose-Einstein Condensate in a Triangular Lattice

F. Rabec, G. Brochier, S. Wattellier +5 more·Nov 6, 2025

We experimentally investigate the superfluid properties of a two-dimensional, weakly interacting Bose-Einstein condensate in the zero-temperature regime, when it is subjected to a triangular optical lattice potential. We implement an original method,...

cond-mat.quant-gasAtomic PhysicsQuantum Physics

Preferred Basis in Coupled Electron-Nuclear Dynamics

Junhyeok Bang·Nov 6, 2025

Beyond the adiabatic regime, our understanding of quantum dynamics in coupled systems remains limited, and the choice of representation continues to obscure physical interpretation and simulation accuracy. Here we propose a natural and efficient basi...

Quantum Physicsphysics.chem-ph

Estimating ground-state properties in quantum simulators with global control

Cristian Tabares, Dominik S. Wild, J. Ignacio Cirac +3 more·Nov 6, 2025

Accurately determining ground-state properties of quantum many-body systems remains one of the major challenges of quantum simulation. In this work, we present a protocol for estimating the ground-state energy using only global time evolution under a...

Quantum Physicscond-mat.quant-gascond-mat.str-el

Mixed-State Measurement-Induced Phase Transitions in Imaginary-Time Dynamics

Yi-Ming Ding, Zenan Liu, Xu Tian +3 more·Nov 6, 2025

Mixed-state phase transitions have recently attracted growing attention as a new frontier in nonequilibrium quantum matter and quantum information. In this work, we introduce the measurement-dressed imaginary-time evolution (MDITE) as a novel framewo...

Quantum Physicscond-mat.stat-mechcond-mat.str-elphysics.comp-ph

Quantum time-marching algorithms for solving linear transport problems including boundary conditions

Sergio Bengoechea, Paul Over, Thomas Rung·Nov 6, 2025

This article presents the first complete application of a quantum time-marching algorithm for simulating multidimensional linear transport phenomena with arbitrary boundaries, whereby the success probabilities are problem intrinsic. The method adapts...

Quantum Physics

Implementing Grover Algorithm on Quantum Chip Architecture Optimized with QGHNN for Fidelity and Entanglement Preservation

Ahmad Salmanogli, Hesam Zandi·Nov 6, 2025

This study introduces a superconducting quantum chip architecture designed to simultaneously preserve entanglement and readout fidelity, addressing one of the key trade-offs in the development of scalable quantum hardware. In conventional quantum cir...

Quantum Physics

Quantum Key Distribution via Charge Teleportation

Amir Yona, Yaron Oz·Nov 6, 2025

We demonstrate that charge teleportation serves as a superior observable for Quantum Energy Teleportation (QET)-based cryptographic primitives. While following the LOCC protocol structure of earlier proposals, we show that decoding key bits via local...

Quantum PhysicsCryptographycs.ITphysics.optics

Fast Transport of Trapped Ultracold Atoms Using Shortcuts-to-Adiabaticity by Counterdiabatic Driving

Denuwan Vithanage, Skyler Wright, Edith Luveina-Joseph +2 more·Nov 6, 2025

We numerically study the fast spatial transport of a trapped Bose-Einstein condensate (BEC) using shortcuts-to-adiabaticity (STA) by counterdiabatic driving (CD). The trapping potential and the required auxiliary potential were simulated as painted p...

cond-mat.quant-gasAtomic PhysicsQuantum Physics

Certified randomness amplification by dynamically probing remote random quantum states

Minzhao Liu, Pradeep Niroula, Matthew DeCross +49 more·Nov 5, 2025

Cryptography depends on truly unpredictable numbers, but physical sources emit biased or correlated bits. Quantum mechanics enables the amplification of imperfect randomness into nearly perfect randomness, but prior demonstrations have required physi...

Quantum Physics

Quantum error mitigation using energy sampling and extrapolation enhanced Clifford data regression

Zhongqi Zhao, Erik Rosendahl Kjellgren, Sonia Coriani +3 more·Nov 5, 2025

Error mitigation is essential for the practical implementation of quantum algorithms on noisy intermediate-scale quantum (NISQ) devices. This work explores and extends Clifford Data Regression (CDR) to mitigate noise in quantum chemistry simulations ...

Quantum Physicsphysics.chem-phphysics.comp-ph
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