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

12,930 papers in 12 months (-5% vs prior quarter)

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

Qubit Platforms

Hardware platform mentions in abstractsPhotonic leads

1,747 papers found

Evaluating Post-Quantum Cryptographic Algorithms on Resource-Constrained Devices

Jesus Lopez, Viviana Cadena, Mohammad Saidur Rahman·Jul 10, 2025

The rapid advancement of quantum computing poses a critical threat to classical cryptographic algorithms such as RSA and ECC, particularly in Internet of Things (IoT) devices, where secure communication is essential but often constrained by limited c...

Computer Science

A Study of Gate-Based and Boson Sampling Quantum Random Number Generation on IBM and Xanadu Quantum Devices

Mohamed Messaoud Louamri, Achraf Boussahi, N. Belaloui +2 more·Jul 4, 2025

Quantum mechanics offers a fundamentally unpredictable entropy source due to the intrinsic probabilistic nature of quantum measurements, making it attractive for secure random number generation. This paper explores the practicality of generating rand...

PhysicsComputer Science

Fiber transmission of cluster states via multi-level time-bin encoding

Philip Rubeling, Robert Johanning, Jan Heine +2 more·Jul 2, 2025

The next generation of telecommunication networks will rely on the transmission of complex quantum states to enable secure and transformative information processing, utilizing entanglement and superposition. Cluster states - multipartite entangled st...

Physics

Analyzing Common Electronic Structure Theory Algorithms for Distributed Quantum Computing

G. Jones, Hans-Arno Jacobsen·Jul 2, 2025

To move towards the utility era of quantum computing, many corporations have posed distributed quantum computing (DQC) as a framework for scaling the current generation of devices for practical applications. One of these applications is quantum chemi...

PhysicsComputer Science

Passive quantum interconnects: multiplexed remote entanglement generation with cavity-assisted photon scattering

Seigo Kikura, Kazufumi Tanji, Akihisa Goban +1 more·Jul 1, 2025

We propose a time- and wavelength-multiplexed remote atom-atom entanglement generation protocol based on cavity-assisted photon scattering (CAPS). This is designed to achieve a high rate and high fidelity with robustness to operational imperfections,...

Quantum Physicscond-mat.quant-gasAtomic Physics

Integration of quantum random number generators with post-quantum cryptography algorithms

Paula Alonso Blanco, Luis Trigo Vidarte, Marc Romeu Casas +4 more·Jul 1, 2025

As quantum technologies advance, the security of popular cryptographic protocols becomes more threatened by the capabilities of Cryptographically Relevant Quantum Computers (CRQCs). In this scenario, Post-Quantum Cryptography (PQC) has become a poten...

Physics

Quantum state transfer and maximal entanglement between distant qubits using a minimal quasicrystal pump

A. Ghosh, R. Souto, Vahid Azimi-Mousolou +2 more·Jul 1, 2025

Coherent quantum state transfer over macroscopic distances between non-neighboring elements in quantum circuits is a crucial component to increase connectivity and simplify quantum information processing. To facilitate such transfers, an efficient an...

Physics

Higher-Order Adiabatic Elimination in Atom-Cavity Systems and Its Impact on Spin-Squeezing Generation

Stefano Giaccari, Giulia Dellea, Marco G. Genoni +1 more·Jun 27, 2025

Spin-squeezed states are metrologically useful quantum states where entanglement allows for enhanced sensing with respect to the standard quantum limit. Key challenges include the efficient preparation of spin-squeezed states and the scalability of e...

Quantum Physics

Maximal intrinsic randomness of noisy quantum measurements

Fionnuala Curran, Morteza Moradi, Gabriel Senno +2 more·Jun 27, 2025

Quantum physics exhibits an intrinsic and private form of randomness with no classical counterpart. Any setup for quantum randomness generation involves measurements acting on quantum states. In this work, we consider the following question: Given a ...

Physics

Stochastic Quantum Spiking Neural Networks with Quantum Memory and Local Learning

Jiechen Chen, Bipin Rajendran, Osvaldo Simeone·Jun 26, 2025

Neuromorphic and quantum computing have recently emerged as promising paradigms for advancing artificial intelligence, each offering complementary strengths. Neuromorphic systems built on spiking neurons excel at processing time series data efficient...

Computer Science

Analog Programmable-Photonic Information

A. Ortiz, Ra'ul L'opez March, P. Romero +2 more·Jun 26, 2025

The limitations of digital electronics in handling real-time matrix operations for emerging computational tasks - such as artificial intelligence, drug design, and medical imaging - have prompted renewed interest in analog computing. Programmable Int...

Physics

Robust Tripartite Entanglement Generation via Correlated Noise in Spin Qubits

Sander Driessen, Ji Zou, Even Thingstad +2 more·Jun 25, 2025

We investigate the generation of genuine tripartite entanglement in a triangular spin-qubit system due to spatially correlated noise. In particular, we demonstrate how the formation of a highly entangled dark state -- a W state -- enables robust, lon...

Quantum PhysicsMesoscale Physics

Thermodynamic criteria for signaling in quantum channels

Yutong Luo, Simon Milz, Felix C. Binder·Jun 25, 2025

Signaling quantum channels are fundamental to quantum communication, enabling the transfer of information from input to output states. In contrast, thermalisation erases information about the initial state. This raises a crucial question: How does th...

Quantum Physics

A fault-tolerant neutral-atom architecture for universal quantum computation

D. Bluvstein, A. Geim, Sophie Li +21 more·Jun 25, 2025

Quantum error correction (QEC)1,2 is essential for the realization of large-scale quantum computers3,4. However, owing to the complexity of operating on the encoded ‘logical’ qubits5,6, understanding the physical principles for building fault-toleran...

MedicinePhysics

Loss-robust crossband entanglement generation beyond the direct-transduction limit

Haowei Shi, Quntao Zhuang·Jun 24, 2025

Entanglement across distant frequency bands is a crucial resource in quantum networking. However, directly entangling crossband photons, e.g., microwave and optical, is challenging. Furthermore, distributing crossband entanglement via direct quantum ...

Quantum Physics

QHackBench: Benchmarking Large Language Models for Quantum Code Generation Using PennyLane Hackathon Challenges

Abdul Basit, Minghao Shao, Haider Asif +4 more·Jun 24, 2025

Recent advances in Large Language Models (LLMs) have demonstrated strong potential in code generation, yet their effectiveness in quantum computing remains underexplored. This paper benchmarks LLMs for PennyLane-based quantum code generation using re...

Computer Science

Metamaterials in Superconducting and Cryogenic Quantum Technologies

A. Krasnok·Jun 24, 2025

The development of fault-tolerant quantum computers based on superconducting circuits faces critical challenges in qubit coherence, connectivity, and scalability. This review establishes metamaterials, artificial structures with on-demand electromagn...

Physics

Existence of a robust optimal control process for efficient measurements in a two-qubit system

R. Rodríguez, Nam Nguyen, Elizabeth Behrman +2 more·Jun 23, 2025

The verification of quantum entanglement is essential for quality control in quantum communication. In this work, we propose an efficient protocol to directly verify the two-qubit entanglement of a known target state through a single expectation valu...

Physics

Bloch Vector Assertions for Debugging Quantum Programs

Noah Oldfield, Christoph Laaber, Shaukat Ali·Jun 23, 2025

Quantum programs must be reliable to ensure trustworthy results, yet debugging them is notoriously challenging due to quantum-specific faults like gate misimplementations and hardware noise, as well as their inherently probabilistic nature. Assertion...

PhysicsComputer Science

A Survey of Quantum Generative Adversarial Networks: Architectures, Use Cases, and Real-World Implementations

Mujahidul Islam, Serkan Turkeli, Fatih Ozaydin·Jun 22, 2025

Quantum Generative Adversarial Networks (QGANs) have emerged as a promising direction in quantum machine learning, combining the strengths of quantum computing and adversarial training to enable efficient and expressive generative modeling. This surv...

Physics
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