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Papers

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

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28,582

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299

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13,638 papers in 12 months (-16% vs prior quarter)

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28,582 papers found

Quantum Quandaries: Unraveling Encoding Vulnerabilities in Quantum Neural Networks

S. Upadhyay, Swaroop Ghosh·Feb 3, 2025

Quantum computing (QC) has the potential to revolutionize fields like machine learning, security, and healthcare. Quantum machine learning (QML) has emerged as a promising area, enhancing learning algorithms using quantum computers. However, QML mode...

Computer SciencePhysics

Non-Markovian Quantum Jump Method for Driven-Dissipative Two-Level Systems

Huanyuan Zhang, Jiasen Jin·Feb 2, 2025

We propose a modified non-Markovian quantum jump method to overcome the obstacle of dramatically increased trajectory number in conventional quantum trajectory simulations. In our method the trajectories are classified into the trajectory classes cha...

Quantum Physics

Expedited Noise Spectroscopy of Transmon Qubits

Bhavesh Gupta, V. Joshi, Udit Kandpal +3 more·Feb 2, 2025

There has been tremendous progress in the physical implementation of quantum protocols in recent times, bringing us closer than ever to realizing the promise of quantum computing. However, environmental noise continues to pose a crucial challenge to ...

Physics

Identifying vulnerable nodes and detecting malicious entanglement patterns to handle st-connectivity attacks in quantum networks

Iain Burge, Michel Barbeau, Joaquin Garcia-Alfaro·Feb 1, 2025

Problems in distributed system security often map naturally to graphs. The concept of centrality assesses the importance of nodes in a graph. It is used in various applications. Cooperative game theory has also been used to create nuanced and flexibl...

Quantum Physics

On Multiquantum Bits, Segre Embeddings and Coxeter Chambers

N. Combe·Feb 1, 2025

This work explores the interplay between quantum information theory, algebraic geometry, and number theory, with a particular focus on multiqubit systems, their entanglement structure, and their classification via geometric embeddings. The Segre embe...

PhysicsComputer ScienceMathematics

Left-Deep Join Order Selection with Higher-Order Unconstrained Binary Optimization on Quantum Computers

Valter Uotila·Feb 1, 2025

Join order optimization is among the most crucial query optimization problems, and its central position is also evident in the new research field where quantum computing is applied to database optimization and data management. In this field, join ord...

PhysicsComputer Science

Stress accommodation in nanoscale dolan bridges designed for superconducting qubits

Sueli Skinner-Ramos, Matthew L. Freeman, Douglas Pete +3 more·Feb 1, 2025

Josephson junctions are the principal circuit element in numerous superconducting quantum information devices and can be readily integrated into large-scale electronics. However, device integration at the wafer scale necessarily depends on having a r...

Physics

Thermodynamic limits of the Mpemba effect: A unified resource theory analysis of correlation-enabled mechanisms

Doruk Can Alyürük, Mahir H. Yeşiller, Vlatko Vedral +1 more·Jan 31, 2025

The Mpemba effect, in which a hotter system cools faster than a colder one, remains one of the most intriguing anomalies in thermodynamics. Here, we investigate its microscopic origin within the framework of quantum resource theories and introduce co...

Quantum Physics

VeloxQ: A Fast and Efficient QUBO Solver

J. Pawłowski, J. Tuziemski, P. Tarasiuk +5 more·Jan 31, 2025

We introduce VeloxQ, a fast solver for Quadratic Unconstrained Binary Optimization (QUBO) problems, which are central to many real-world optimization tasks. Unlike approaches that depend on emerging quantum hardware, VeloxQ can be deployed on convent...

Quantum Physicsphysics.comp-ph

Estimating the Power of a Quantum Computer

Brandon Rodenburg·Jan 31, 2025

Various benchmarking metrics have been developed to quantify the performance of quantum computing hardware and help evaluate development. However, it is not always necessary to know the metric values precisely. This is especially true for potential e...

Physics

From Bits to Qubits: Challenges in Classical-Quantum Integration

S. Kulkarni, Daniel Huang, E. .. Bethel·Jan 31, 2025

While quantum computing holds immense potential for tackling previously intractable problems, its current practicality remains limited. A critical aspect of realizing quantum utility is the ability to efficiently interface with data from the classica...

Computer SciencePhysics

Randomized benchmarking with leakage errors

Yi-Hsiang Chen, Charles H. Baldwin·Jan 31, 2025

Leakage errors are unwanted transfer of population outside of a defined computational subspace and they occur in almost every platform for quantum computing. While prevalent, leakage is often overlooked when measuring and reporting the fidelity of qu...

Physics

Calibrated hypergraph states: I calibrated hypergraph and multi qudit state monads

Roberto Zucchini·Jan 31, 2025

Hypergraph states are a special kind of multipartite states encoded by hypergraphs. They play a significant role in quantum error correction, measurement--based quantum computation, quantum non locality and entanglement. In a series of two papers, we...

PhysicsMathematics

Open RAN Slicing with Quantum Optimization

Patatchona Keyela, S. Cherkaoui·Jan 31, 2025

RAN slicing technology is a key aspect of the Open RAN paradigm, allowing simultaneous and independent provision of various services such as ultra-reliable low-latency communications (URLLC), enhanced mobile broadband (eMBB), and massive machine-type...

Computer Science

Embedding of Tree Tensor Networks into Shallow Quantum Circuits

S. Sugawara, Kazuki Inomata, Tsuyoshi Okubo +1 more·Jan 31, 2025

Variational Quantum Algorithms (VQAs) are being highlighted as key quantum algorithms for demonstrating quantum advantage on Noisy Intermediate-Scale Quantum (NISQ) devices, which are limited to executing shallow quantum circuits because of noise. Ho...

Computer SciencePhysics

Benchmark of the Full and Reduced Effective Resistance Kernel for Molecular Classification

Adam Wesołowski, Karim Essafi·Jan 31, 2025

We present a comprehensive study of the commute time kernel method via the effective resistance framework analyzing the quantum complexity of the originally classical approach. Our study reveals that while there is a trade-off between accuracy and co...

Computer SciencePhysics

A topological theory for qLDPC: non-Clifford gates and magic state fountain on homological product codes with constant rate and beyond the N1/3 distance barrier

Guanyu Zhu·Jan 31, 2025

We develop a topological theory for fault-tolerant quantum computation in quantum low-density parity-check (qLDPC) codes. We show that there exist hidden simplicial or CW complex structures encoding the topological data for all qLDPC and CSS codes ob...

Computer SciencePhysicsMathematics

Quality of service in aggregated quantum networks

N. Piparo, W. Munro, K. Nemoto·Jan 31, 2025

Future quantum networks will enable the interconnection of multiple users distributed across vast geographic distances. Due to these large separations and limited physical resources, communication will often rely on multi-path routing strategies, whe...

Physics

Calibrated hypergraph states: II calibrated hypergraph state construction and applications

Roberto Zucchini·Jan 31, 2025

Hypergraph states are a special kind of multipartite states encoded by hypergraphs relevant in quantum error correction, measurement--based quantum computation, quantum non locality and entanglement. In a series of two papers, we introduce and invest...

PhysicsMathematics

Digital Quantum Simulations of the Non-Resonant Open Tavis-Cummings Model

Aidan N. Sims, Dhrumil Patel, Aby Philip +4 more·Jan 30, 2025

The open Tavis--Cummings model consists of $N$ quantum emitters interacting with a common cavity mode, accounts for losses and decoherence, and is frequently explored for quantum information processing and designing quantum devices. As $N$ increases,...

Quantum PhysicsData Structuresphysics.comp-phphysics.optics
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