Quantum Brain

Papers

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

Total Papers

27,548

This Month

1,041

Today

0

Research Volume

12,931 papers in 12 months (-5% vs prior quarter)

Research Focus Areas

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

Qubit Platforms

Hardware platform mentions in abstractsPhotonic leads

1,747 papers found

Scalable Quantum State Preparation for Encoding Genomic Data with Matrix Product States

Floyd M. Creevey, Hitham T. Hassan, James T. McCafferty +2 more·Aug 8, 2025

As quantum computing hardware advances, the need for algorithms that facilitate the loading of classical data into the quantum states of these devices has become increasingly important. This study presents a method for producing scalable quantum circ...

Physics

Enhancing the Scalability of Classical Surrogates for Real-World Quantum Machine Learning Applications

Philip Anton Hernicht, Alona Sakhnenko, Corey O’Meara +2 more·Aug 8, 2025

Quantum machine learning (QML) presents potential for early industrial adoption, yet limited access to quantum hardware remains a significant bottleneck for deployment of QML solutions. This work explores the use of classical surrogates to bypass thi...

PhysicsComputer Science

Entangled Quantum Walkers for Secure Quantum Key Distribution

Chia-Tso Lai·Aug 7, 2025

Quantum Key Distribution (QKD) is an emerging cryptographic method designed for secure key sharing. Its security is theoretically guaranteed by fundamental principles of quantum mechanics, making it a leading candidate for future communication protoc...

Quantum Physics

Ultra-Large-Scale Compilation and Manipulation of Quantum Circuits with Pandora

Ioana Moflic, A. Paler·Aug 7, 2025

There is an enormous gap between what quantum circuit sizes can be compiled and manipulated with the current generation of quantum software and the sizes required by practical applications such as quantum chemistry or Shor's algorithm. We present Pan...

Physics

Model-based framework for automated quantification of error sources in quantum state tomography

Junpei Oba, Hsin-Pin Lo, Yasuhiro Yamada +6 more·Aug 7, 2025

High-quality quantum state generation is essential for advanced quantum information processing, including quantum communication, quantum sensing, and quantum computing. In practice, various error sources degrade the quality of quantum states, and qua...

Physics

Quantum circuit complexity and unsupervised machine learning of topological order

Yanming Che, Clemens Gneiting, Xiaoguang Wang +1 more·Aug 6, 2025

Inspired by the close relationship between Kolmogorov complexity and unsupervised machine learning, we explore quantum circuit complexity, an important concept in quantum computation and quantum information science, as a pivot to understand and to bu...

Quantum Physicscond-mat.dis-nnComplexitycs.IT

Electrical Control of Quantum Dots in GaAs-on-Insulator Waveguides for Coherent Single-Photon Generation.

Hanna Salamon, Ying Wang, Arnulf Snedker-Nielsen +6 more·Aug 6, 2025

The integration of coherent quantum emitters with silicon photonic platforms is essential for scalable quantum technologies. We demonstrate electrically controlled self-assembled quantum dots embedded in GaAs waveguides bonded onto a SiO2/Si substrat...

PhysicsMedicine

Noninvasive and nonadiabatic quantum Maxwell demon

Lucas Trigal, Rafael Sánchez·Aug 5, 2025

A quantum mechanical Maxwell demon is proposed in a quantum dot setting. The demon avoids continuous-measurement induced decoherence by exploiting an undetailed charge detector. The control of coherent tunneling via Landau-Zener-Stückelberg-Majorana ...

Mesoscale PhysicsQuantum Physics

Squeezed Quasinormal Modes from Nonlinear Gravitational Effects

Sreenath K. Manikandan, Frank Wilczek·Aug 5, 2025

We estimate the degree of squeezing possible in gravitational waves due to nonlinear gravitational effects in the weakly perturbative regime. Using the predicted amplitude ratios for higher harmonic generation in the ringdown phase of a black hole me...

gr-qcQuantum Physics

Prompt to Pwn: Automated Exploit Generation for Smart Contracts

ZeKe Xiao, Qin Wang, Yuekang Li +1 more·Aug 2, 2025

Smart contracts are important for digital finance, yet they are hard to patch once deployed. Prior work has mainly explored LLMs for smart contract vulnerability detection, leaving end-to-end automated exploit generation (AEG) much less understood. W...

CryptographyAIEmerging Tech

TensorHyper-VQC: A Tensor-Train-Guided Hypernetwork for Robust and Scalable Variational Quantum Computing

Jun Qi, Chao-Han Huck Yang, Pin-Yu Chen +1 more·Aug 1, 2025

Variational Quantum Computing (VQC) faces fundamental scalability barriers, primarily due to barren plateaus and sensitivity to quantum noise. To address these challenges, we introduce TensorHyper-VQC, a novel tensor-train (TT)-guided hypernetwork fr...

Quantum PhysicsAIcs.LGstat.ML

Entangling Power and Its Deviation: A Quantitative Analysis on Input-State Dependence and Variability in Entanglement Generation

Kyoungho Cho, Jeongho Bang·Aug 1, 2025

Quantifying the entangling capability of quantum operations is a fundamental task in quantum information science. Traditionally, this capability is measured by the entangling power (EP), defined as the average entanglement generated when a quantum op...

Quantum Physics

QPP-RNG: A conceptual quantum system for true randomness.

Yurang R. Kuang·Aug 1, 2025

We propose and experimentally demonstrate the quasi-superposition quantum-inspired system (QSQS)-a conceptual quantum system for randomness generation built on measuring two conjugate observables of a permutation sorting process: the deterministic pe...

MedicinePhysicsComputer Science

Nonclassical microwave radiation from the parametric dynamical Casimir effect in the reversed-dissipation regime of circuit optomechanics

H. Solki, A. Motazedifard, M. Naderi +2 more·Aug 1, 2025

We propose an experimentally feasible optomechanical system (OMS) that is dispersively driven and operates in the reversed dissipation regime (RDR), where the mechanical damping rate far exceeds the cavity decay rate. We demonstrate that coherent, fa...

Physics

Magic States in the Asymmetric Quantum Rabi Model

A. Campos-Uscanga, E. Rodr'iguez, E. Mart'inez +1 more·Aug 1, 2025

Magic or non-stabilizerness is a resource for quantum computing that has been extensively studied in qudit networks. It describes the degree to which Clifford gates cannot generate a given state, capturing the advantage of quantum over classical comp...

Physics

Novel Quantum Circuit Designs of Random Injection and Payoff Computation for Financial Risk Assessment

Yu-Ting Kao, Yeong-Jar Chang, Ying-Wei Tseng·Jul 31, 2025

Quantum entanglement enables exponential computational states, while superposition provides inherent parallelism. Consequently, quantum circuits are theoretically capable of supporting large scale parallel computation. However, applying them to finan...

Physics

Approximate combinatorial optimization with Rydberg atoms: the barrier of interpretability

Christian de Correc, Thomas Ayral, Corentin Bertrand·Jul 30, 2025

Analog quantum computing with Rydberg atoms is seen as an avenue to solve hard graph optimization problems, because they naturally encode the Maximum Independent Set (MIS) problem on Unit-Disk (UD) graphs, a problem that admits rather efficient appro...

Quantum Physics

Programmable Microwave Cluster States via Josephson Metamaterials

A. Alocco, A. Celotto, E. Palumbo +5 more·Jul 30, 2025

Cluster states are a fundamental resource for continuous-variable quantum computing, enabling measurement-based protocols that can scale beyond the limitations of qubit-based architectures. Here, we demonstrate on-demand generation of multimode entan...

Physics

Single‐ and Two‐Mode Squeezing by Modulated Coupling to a Rabi Driven Qubit

E. Blumenthal, Nir Gutman, I. Kaminer +1 more·Jul 30, 2025

Advanced bosonic quantum computing architectures demand nonlocal Gaussian operations such as two‐mode squeezing to unlock universal control, enable entanglement generation, and implement logical operations across distributed modes. This work presents...

Physics

Measurement-induced cubic phase state generation

Harsh Kashyap, Denis A. Kopylov, Polina R. Sharapova·Jul 29, 2025

The cubic phase state constitutes a nonlinear resource that is essential for universal quantum computing protocols. However, constructing such non-classical states faces many challenges. In this work, we present a protocol for generating a cubic phas...

Quantum Physics
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