Papers
Live trends in quantum computing research, updated daily from arXiv.
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13,393 papers in 12 months (-22% vs prior quarter)
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Qubit Platforms
Hardware platform mentions in abstracts — Photonic leads
Rethinking Quantum Repeaters: Balancing Scalability, Feasibility, and Interoperability
Javier Rey-Dom'inguez, M. Razavi·Aug 22, 2025
Quantum repeaters are enabling technologies for long-distance quantum communications. Despite the significant progress in the field, we still not only face implementation challenges but also need theoretical solutions that better meet all the desired...
Manifestations of flow topology in a quantum driven-dissipative system
K. Seibold, Greta Villa, Javier del Pino +1 more·Aug 22, 2025
In driven-dissipative bosonic systems, the interplay between coherent driving, inter-particle interactions and dissipation leads to a rich variety of non-equilibrium stationary states (NESS). In the semiclassical limit, the flow topology of phase-spa...
A Survey of Post-Quantum Cryptography Support in Cryptographic Libraries
Nadeem Ahmed, Lei Zhang, A. Gangopadhyay·Aug 22, 2025
The rapid advancement of quantum computing poses a significant threat to modern cryptographic systems, necessitating the transition to Post-Quantum Cryptography (PQC). This study evaluates the support for PQC algorithms within nine widely used open-s...
Entanglement entropy as a probe of topological phase transitions
Manish Kumar, Bharadwaj Vedula, Suhas Gangadharaiah +1 more·Aug 21, 2025
Entanglement entropy (EE) provides a powerful probe of quantum phases, yet its role in identifying topological phase transitions in disordered systems remains underexplored. We introduce an exact EE-based framework that captures topological phase tra...
Detection of nonabsolute separability in quantum states and channels through moments
Bivas Mallick, Saheli Mukherjee, Nirman Ganguly +1 more·Aug 21, 2025
In quantum information and computation, the generation of entanglement through unitary gates remains a significant and active area of research. However, there are states termed as absolutely separable, from which entanglement cannot be created throug...
Attaining Quantum Sensing Enhancement from Monitored Dissipative Time Crystals
Eoin O'Connor, Victor Montenegro, Francesco Albarelli +3 more·Aug 21, 2025
This study investigates quantum-enhanced parameter estimation through continuous monitoring in open quantum systems that exhibit a dissipative time crystal phase. We first analytically derive the global quantum Fisher information (QFI) rate for bound...
Fermion-to-Fermion Low-Density Parity-Check Codes
Chong-Yuan Xu, Ze-Chuan Liu, Yong Xu·Aug 21, 2025
Simulating fermionic systems on qubit-based quantum computers often demands significant computational resources due to the requirement to map fermions to qubits. Thus, designing a fault-tolerant quantum computer that operates directly with fermions o...
Wide-spectrum security of quantum key distribution
Hao Tan, Mikhail Petrov, Weiyang Zhang +5 more·Aug 21, 2025
Implementations of quantum key distribution (QKD) need vulnerability assessment against loopholes in their optical scheme. Most of the optical attacks involve injecting or receiving extraneous light via the communication channel. An eavesdropper can ...
QVecOpt: An Efficient Storage and Computing Opti-mization Framework for Large-scale Quantum State Simulation
Mingyang Yu, Haorui Yang, Donglin Wang +4 more·Aug 21, 2025
In response to the challenges in large-scale quantum state simulation on classical computing platforms, including memory limits, frequent disk I/O, and high computational complexity, this study builds upon a previously proposed hierarchical storage-b...
Colour Codes Reach Surface Code Performance using Vibe Decoding
Stergios Koutsioumpas, Tamas Noszko, Hasan Sayginel +2 more·Aug 21, 2025
Two-dimensional quantum colour codes hold significant promise for quantum error correction, offering advantages such as planar connectivity and low overhead logical gates. Despite their theoretical appeal, the practical deployment of these codes face...
Universal Error Correction for Distributed Quantum Computing
Daowen Qiu, Li Xiao, Leon Luo +1 more·Aug 21, 2025
In distributed quantum computing, the final solution of a problem is usually achieved by catenating these partial solutions resulted from different computing nodes, but intolerable errors likely yield in this catenation process. In this paper, we pro...
Robust and Efficient Quantum Reservoir Computing with Discrete Time Crystal
Da Zhang, Xin Li, Yibin Guo +3 more·Aug 21, 2025
The rapid development of machine learning and quantum computing has placed quantum machine learning at the forefront of research. However, existing quantum machine learning algorithms based on quantum variational algorithms face challenges in trainab...
Learning measurement-induced phase transitions using attention
Hyejin Kim, Abhishek Kumar, Yiqing Zhou +3 more·Aug 21, 2025
Measurement-induced phase transitions (MIPTs) epitomize new intellectual pursuits inspired by the advent of quantum hardware and the emergence of discrete and programmable circuit dynamics. Nevertheless, experimentally observing this transition is ch...
End-to-End Analysis of Charge Stability Diagrams with Transformers
Rahul Marchand, Lucas Schorling, Cornelius Carlsson +8 more·Aug 21, 2025
Transformer models and end-to-end learning frameworks are rapidly revolutionizing the field of artificial intelligence. In this work, we apply object detection transformers to analyze charge stability diagrams in semiconductor quantum dot arrays, a k...
The Quantum Ensemble Variational Optimization Algorithm: Applications to Molecular Inverse Design
F. Calcagno, Delmar G A Cabral, I. Rivalta +1 more·Aug 21, 2025
Designing molecules with optimized properties remains a fundamental challenge due to the intricate relationship between molecular structure and properties. Traditional computational approaches that address the combinatorial number of possible molecul...
Quantum simulation of electron energy loss spectroscopy for battery materials.
Alexander Kunitsa, Diksha Dhawan, Stepan Fomichev +3 more·Aug 21, 2025
The dynamic structure factor (DSF) is a central quantity for interpreting a vast array of inelastic scattering experiments in chemistry and materials science, but its accurate simulation poses a considerable challenge for classical computational meth...
Deterministic Control of Photon-Number Probabilities via Phase-Controlled Quantum Interference
Sang Kyu Kim, E. Z. Casalengua, Yeji Sim +8 more·Aug 21, 2025
Deterministically tailoring optical Fock states beyond the single-photon level is crucial for boson sampling, loss-tolerant photonic qubits, and quantum-enhanced sensing, however has yet remained elusive. Here, we report an all-linear-optical protoco...
Distributed Shared Layered Storage Quantum Simulator: A novel quantum simulation system for efficient scaling and cost optimization
Mingyang Yu, Haorui Yang, Donglin Wang +5 more·Aug 21, 2025
Quantum simulators are essential tools for developing and testing quantum algorithms. However, the high-frequency traversal characteristic of quantum simulators represents an unprecedented demand in the history of IT, and existing distributed technol...
Optimizing Compilation for Distributed Quantum Computing via Clustering and Annealing
Ruilin Zhou, Jinglei Cheng, Yuhang Gan +2 more·Aug 21, 2025
Efficiently mapping quantum programs onto Distributed quantum computing (DQC) are challenging, particularly when considering the heterogeneous quantum processing units (QPUs) with different structures. In this paper, we present a comprehensive compil...
Trotter-based quantum algorithm for solving transport equations with exponentially fewer time-steps
Julien Zylberman, Thibault Fredon, N. Loureiro +1 more·Aug 21, 2025
The extent to which quantum computers can simulate physical phenomena and solve the partial differential equations (PDEs) that govern them remains a central open question. In this work, one of the most fundamental PDEs is addressed: the multidimensio...