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Papers

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

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13,127 papers in 12 months (+1% vs prior quarter)

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

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6,169 papers found

Circuit Partitioning Using Large Language Models for Quantum Compilation and Simulations

Pranav Sinha, S. Jha, Sunny Raj·May 12, 2025

We are in the midst of the noisy intermediate-scale quantum (NISQ) era, where quantum computers are limited by noisy gates, some of which are more error-prone than others and can render the final computation incomprehensible. Quantum circuit compilat...

Computer SciencePhysics

Quantum Observers: A NISQ Hardware Demonstration of Chaotic State Prediction Using Quantum Echo-state Networks

Erik L. Connerty, Ethan N. Evans, Gerasimos Angelatos +1 more·May 11, 2025

Recent advances in artificial intelligence have highlighted the remarkable capabilities of neural network (NN)-powered systems on classical computers. However, these systems face significant computational challenges that limit scalability and efficie...

PhysicsComputer Science

Constant-Overhead Magic State Injection into qLDPC Codes with Error Independence Guarantees

Guo Zhang, Yuanye Zhu, Xiao Yuan +1 more·May 11, 2025

Magic states are essential yet resource-intensive components for realizing universal fault-tolerant quantum computation. Preparing magic states within emerging quantum low-density parity-check (qLDPC) codes poses additional challenges, due to the com...

Physics

Algebraic Topology Principles behind Topological Quantum Error Correction

Xiang Zou, Hoi-Kwong Lo·May 9, 2025

Quantum error correction (QEC) is crucial for realizing scalable quantum technologies, and topological quantum error correction (TQEC) has emerged as the most experimentally advanced paradigm of QEC. Existing homological and topological code construc...

Quantum PhysicsMathematical Physics

Scalable Quantum State Preparation via Large-Language-Model-Driven Discovery

Qing-Hong Cao, Zongbin Hou, Ying-Ying Li +5 more·May 9, 2025

Efficient quantum state preparation remains a central challenge in first-principles quantum simulations of dynamics in quantum field theories, where the Hilbert space is intrinsically infinite-dimensional. Here, we introduce a large language model (L...

PhysicsComputer Science

Quasiprobabilistic imaginary-time evolution on quantum computers

A. Ray, Esha Swaroop, Ningping Cao +2 more·May 9, 2025

Imaginary-time evolution plays an important role in algorithms for computing ground-state and thermal equilibrium properties of quantum systems, but can be challenging to simulate on classical computers. Many quantum algorithms for imaginary-time evo...

Physics

Optimal statistical ensembles for quantum thermal state preparation within the quantum singular value transformation framework

Yasushi Yoneta·May 9, 2025

Preparing thermal equilibrium states is an essential task for finite-temperature quantum simulations. In statistical mechanics, microstates in thermal equilibrium can be obtained from statistical ensembles. To date, numerous ensembles have been devis...

Physics

A Circuit-QED Lattice System with Flexible Connectivity and Gapped Flat Bands for Photon-Mediated Spin Models

Kellen O'Brien, Maya Amouzegar, Won Chan Lee +2 more·May 8, 2025

Quantum spin models are ubiquitous in solid-state physics, but classical simulation of them remains extremely challenging. Experimental testbed systems with a variety of spin-spin interactions and measurement channels are therefore needed. One promis...

Quantum Physics

Symbolic Analysis of Grover Search Algorithm via Chain-of-Thought Reasoning and Quantum-Native Tokenization

Min Chen, Jinglei Cheng, Pingzhi Li +3 more·May 8, 2025

Understanding the high-level conceptual structure of quantum algorithms from their low-level circuit representations is a critical task for verification, debugging, and education. While traditional numerical simulators can calculate output probabilit...

Quantum PhysicsAIcs.LG

Scalable Quantum Architecture Search via Landscape Analysis

Chenghong Zhu, Xian Wu, Hao-Kai Zhang +3 more·May 8, 2025

Balancing trainability and expressibility is a central challenge in variational quantum computing, and quantum architecture search (QAS) plays a pivotal role by automatically designing problem-specific parameterized circuits that address this trade-o...

Physics

Quantum Simulation of Dynamical Response Functions of Equilibrium States

E. Cruz, Dominik S. Wild, M. Bañuls +1 more·May 8, 2025

The computation of dynamical response functions is central to many problems in condensed matter physics. Owing to the rapid growth of quantum correlations following a quench, classical methods face significant challenges even if an efficient descript...

Physics

Quantum simulation of many-body dynamics with noise-robust Trotter decomposition based on symmetric structures

Bo Yang, Naoki Negishi·May 7, 2025

The Suzuki-Trotter decomposition, which digitalizes quantum time evolution, provides a promising framework for simulating quantum dynamics on quantum hardware and exploring quantum advantage over classical computation. However, conventional Trotter c...

Quantum Physics

A Multi-Scale Quantum Framework for Evaluating Metal-Organic Frameworks in Carbon Capture

Tom W. A. Montgomery, Adrián Varela-Álvarez, Sam Genway +2 more·May 7, 2025

Metal Organic Frameworks (MOFs) are promising materials to help mitigate the effects of global warming by selectively absorbing $\text{CO}_{2}$ for direct capture. Accurate quantum chemistry simulations are a useful tool to help select and design opt...

Physics

Scalable Asynchronous Single Flux Quantum Up-Down Counter Using Josephson Trapping Lines and $\alpha$-Cells

M. A. Karamuftuoglu, Beyza Zeynep Ucpinar, S. Razmkhah +1 more·May 7, 2025

We present a scalable, asynchronous up-down counter architecture implemented using single-flux quantum logic to enable efficient state management in superconductor digital systems. The proposed design eliminates the reliance on clocked storage elemen...

Physics

Privacy-preserving neutral atom-based quantum classifier towards real healthcare applications

Ettore Canonici, Filippo Caruso·May 7, 2025

Technological advances in Artificial Intelligence (AI) and Machine Learning (ML) for the healthcare domain are rapidly arising, with a growing discussion regarding the ethical management of their development. In general, ML healthcare applications cr...

Physics

Correlating noise floor with magic and entanglement in Pauli product states

Erika Lloyd, Alexandre Fleury, Marc P. Coons +2 more·May 7, 2025

The dependence of quantum algorithms on state fidelity is difficult to characterize analytically and is best explored experimentally as hardware scales and noisy simulations become intractable. While low fidelity states are often disregarded, they ma...

Physics

Approximate quadratization of high-order hamiltonians for combinatorial quantum optimization

Sabina Druagoi, Alberto Baiardi, Daniel J. Egger·May 7, 2025

Combinatorial optimization problems have wide-ranging applications in industry and academia. Quantum computers may help solve them by sampling from carefully prepared Ansatz quantum circuits. However, current quantum computers are limited by their qu...

Physics

Qimax: Efficient quantum simulation via GPU-accelerated extended stabilizer formalism

Vu Tuan Hai, Bui Cao Doanh, Le Vu Trung Duong +2 more·May 6, 2025

Simulating Clifford and near-Clifford circuits using the extended stabilizer formalism has become increasingly popular, particularly in quantum error correction. Compared to the state-vector approach, the extended stabilizer formalism can solve the s...

Quantum Physicscs.SE

Enhanced Simultaneous Quantum-Classical Communications Under Composable Security

Nicholas Zaunders, Ziqing Wang, Robert Malaney +2 more·May 6, 2025

Simultaneous quantum-classical communications (SQCC) protocols are a family of continuous-variable quantum key distribution (CV-QKD) protocols which allow for quantum and classical symbols to be integrated concurrently on the same optical pulse and m...

Quantum Physics

Knowledge distillation inspired variational quantum eigensolver with virtual annealing

Junxu Li·May 6, 2025

In this paper, we propose a knowledge distillation inspired variational quantum eigensolver (KD-VQE). Inspired by the virtual distillation process in KD, KD-VQE introduces a virtual annealing mechanism to the VQE framework. In KD-VQE, measurement res...

Physics
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